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In the four years following the Suez Crisis, repeated U-2 missions over the Middle East were launched, particularly in times of tension. The end of the 1958 Lebanon crisis saw a decline in U-2 operations, although Detachment B U-2s operating from Turkey still sometimes overflew the Middle East along with occasional missions over Albania to check for Soviet missile activity. Israel was a major target of U-2 missions during this period, with U-2 missions detecting the construction of the Negev Nuclear Research Center in 1958, first bringing Israel's nuclear program to the attention of the US. The overflights drew the attention of the Israeli Air Force. Its radars detected and tracked the overflights, and on numerous occasions, Israeli fighter aircraft were scrambled to intercept them but were unable to reach their altitude. The Israeli government was baffled by the overflights. However, Israeli fighter pilots were twice able to spot the intruding aircraft. On 11 March 1959, two Israeli Super Mystère fighters were directed to intercept a U-2 detected over Israel by Israeli ground-based radar. Although the aircraft were unable to make an intercept, the formation leader, Major Yosef Alon, managed to get a good look at the aircraft. He subsequently identified it out of a book as a U-2, registered as a weather reconnaissance aircraft to the US Weather Service. On 22 July 1959, after an overflight was detected, an Israeli Air Force Vautour jet was deployed to photograph the mysterious aircraft. The Vautour came within visual range and the U-2 was successfully photographed. In spite of this, it was not until the 1960 shootdown of a U-2 over the Soviet Union and its subsequent public exposure as a spy plane that the Israeli government understood the identity of the mystery aircraft.
https://en.wikipedia.org/wiki?curid=32310
25,955
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The "European Commission" has mandated that European railways to publish their deployment planning up to 5 July 2017. This will be used to create a geographical and technical database (TENtec) that can show the ETCS deployment status on the Trans-European Network. From the comparative overview the commission wants to identify the needs for additional coordination measures to support the implementation. Synchronous with the publication of "ETCS SRS 3.6.0" on 15 June 2017 the Regulation 2016/796/EC was published. It mandates the replacement of the "European Railways Agency" by the "European Union Agency for Railways." The agency was tasked with the creation of a regulatory framework for a Single European Railway Area (SERA) in the "4th Railway Package" to be resolved in late June 2016. A week later the new EU "Agency for Railways" emphasized the stability of B3R2 and the usage as the foundation for oncoming ETCS implementations in the EU. Based on projections in the "Rhine-Alps-Corridor", a break-even of the cross-border ETCS implementation is expected in the early 2030s. A new memorandum of understanding was signed on InnoTrans in September 2016 for a completion of the first ETCS Deployment Plan targets by 2022. The new planning was accepted by the "European Commission" in January 2017 with a goal to have 50% of the Core Network Corridors equipped by 2023 and the remainder in a second phase up to 2030.
https://en.wikipedia.org/wiki?curid=2214121
967,096
1,231,004
NASA announced on August 4 that Skylab 3 and Skylab 4 backup crewmen Vance Brand and Don Lind would fly any rescue mission; they had immediately begun training for the flight once the second quad had failed on August 2. After engineers found that the leaks would not disable the spacecraft, the two men used simulators to test reentry using two quads. If ground personnel worked 24 hours a day and skipped some tests, the mission could launch on September 10, and would last no more than five days. The astronauts would attempt to prepare Skylab for further use but returning experimental data and diagnosing the cause of the problem were more important, with Lind choosing what would be brought back. Human urine and feces samples and Apollo Telescope Mount and other film were the priorities. Although Skylab had two docking ports the primary one would be used if possible, jettisoning the Skylab crew's CSM if necessary.
https://en.wikipedia.org/wiki?curid=709863
1,230,342
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People often neglect base rates, or true actuarial facts about the probability or rate of a phenomenon, and instead give inappropriate amounts of weight to specific observations. In a Bayesian model of inference, this would amount to an underweighting of the prior probability, which has been cited as evidence against the appropriateness of a normative Bayesian framework for modeling cognition. Frequency representations can resolve base rate neglect, and some consider the phenomenon to be an experimental artifact, i.e., a result of probabilities or rates being represented as mathematical abstractions, which are difficult to intuitively think about. Gigerenzer speculates an ecological reason for this, noting that individuals learn frequencies through successive trials in nature. Tversky and Kahneman refute Gigerenzer's claim, pointing to experiments where subjects predicted a disease based on the presence vs. absence of pre-specified symptoms across 250 trials, with feedback after each trial. They note that base rate neglect was still found, despite the frequency formulation of subject trials in the experiment.
https://en.wikipedia.org/wiki?curid=57091071
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The hyoid bone is present in many mammals. It allows a wider range of tongue, pharyngeal and laryngeal movements by bracing these structures alongside each other in order to produce variation. Its descent in living creatures is not unique to "Homo sapiens", and does not allow the production of a wide range of sounds: with a lower larynx, men do not produce a wider range of sounds than women and two-year-old babies. Moreover, the larynx position of Neanderthals was not a handicap to producing speech sounds. The discovery of a modern-looking hyoid bone of a Neanderthal man in the Kebara Cave in Israel led its discoverers to argue that the Neanderthals had a descended larynx, and thus human-like speech capabilities. However, other researchers have claimed that the morphology of the hyoid is not indicative of the larynx's position. Recent research has indicated that the hyoid bone may have significant involvement in the ability to swallow. It has been hypothesized that the mammalian hyoid bone evolved in conjunction with the development of lactation, thus allowing babies to suckle milk. It is necessary to take into consideration the skull base, the mandible and the cervical vertebrae and a cranial reference plane.
https://en.wikipedia.org/wiki?curid=251003
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In November 2013, FN Herstal unveiled the improved Mk3 version of the Minimi light machine gun. The upgrades were based on operational experience and user feedback over the past 10–15 years. It can be converted to fire either 5.56×45mm or 7.62×51mm rounds. The stock is 5-position adjustable that is also adjustable for cheek rest height with a folding shoulder rest and hydraulic buffer. The feed tray has retaining pawls to hold ammunition from the belt in place while loading. The handguard has three forward picatinny rails. A new bipod is 3-position height adjustable and seamlessly integrates into the shape of the handguard when folded back regardless of accessories that may be attached. Others features include a more ergonomic cocking handle and an optional heat shield, enabled by an added on long pin, to protect from barrel heat. Users that already have Minimi machine guns can partially or completely upgrade their existing weapons with the Mk3 features.
https://en.wikipedia.org/wiki?curid=658041
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The Robotic Lunar Observatory (ROLO) is an astronomical observatory funded by NASA and located at the United States Geological Survey Flagstaff Science Campus atop McMillan Mesa in Flagstaff, Arizona. Its purpose is to enable the Moon to be used as a radiometric calibration reference for Earth-orbiting remote-sensing spacecraft instruments. The ROLO project is currently ongoing, but the program ceased observations in September 2003. The facility is maintained for calibration and instrument characterization purposes. It consists of two Ritchey-Chrétien telescopes attached to an equatorial mount made by DFM Engineering. One telescope is fitted with a sensor optimized for visible and near-infrared (VNIR) wavelengths, while the other is tuned to short-wavelength infrared (SWIR). The VNIR camera began operations in 1995 and the SWIR camera in 1997.
https://en.wikipedia.org/wiki?curid=2522221
2,029,396
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The power of connotation is that it enables the addresser to more easily consider abstract concepts and to introduce subtlety into the discourse. For example, a digital thermometer produces a numerical value that indicates the current state of a specific operational parameter. This technology provides an "indexical" sign of heat (adopting the classification of Charles Sanders Peirce (1839–1914), an indexical sign by real connection between the signifier and the signified). The number is a denotative value, i.e. it speaks only for itself. The doctor, nurse or patient will relate to the number as a visual trope, in this case a metaphor, for the health of the body. Such information adds to other data forming a symptomology for the patient, a summation that takes place at a connotative cognitive level. Hence, the meanings as to health or illness are selected from the connotational framework which the interpreter has constructed through training and experience given that each possible state of well-being is represented by a cluster of symbolic attributes, one of which is the patient's temperature.
https://en.wikipedia.org/wiki?curid=2094518
1,756,354
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Prehistoric Native American artifacts have been found at Mammoth Hot Springs and other geothermal areas in Yellowstone. Some accounts state that the early people used hot water from the geothermal features for bathing and cooking. In the 19th century Father Pierre-Jean De Smet reported that natives he interviewed thought that geyser eruptions were "the result of combat between the infernal spirits". The Lewis and Clark Expedition traveled north of the Yellowstone area in 1806. Local natives that they came upon seldom dared to enter what we now know is the caldera because of frequent loud noises that sounded like thunder and the belief that the spirits that possessed the area did not like human intrusion into their realm. The first white man known to travel into the caldera and see the geothermal features was John Colter, who had left the Lewis and Clark Expedition. He described what he saw as "hot spring brimstone". Beaver trapper Joseph Meek recounted in 1830 that the steam rising from the various geyser basins reminded him of smoke coming from industrial smokestacks on a cold winter morning in Pittsburgh, Pennsylvania. In the 1850s famed trapper Jim Bridger called it "the place where Hell bubbled up".
https://en.wikipedia.org/wiki?curid=245174
624,569
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Given a received word formula_14, which is a noisy version of some transmitted codeword formula_15, the decoder tries to output the transmitted codeword by placing its bet on a codeword that is “nearest” to the received word. The Hamming distance between two codewords is used as a metric in finding the nearest codeword, given the received word by the decoder. If formula_6 is the minimum Hamming distance of a code formula_1, then there exists two codewords formula_18 and formula_19 that differ in exactly formula_6 positions. Now, in the case where the received word formula_14 is equidistant from the codewords formula_18 and formula_19, unambiguous decoding becomes impossible as the decoder cannot decide which one of formula_18 and formula_19 to output as the original transmitted codeword. As a result, the half-the minimum distance acts as a combinatorial barrier beyond which unambiguous error-correction is impossible, if we only insist on unique decoding. However, received words such as formula_14 considered above occur only in the worst-case and if one looks at the way Hamming balls are packed in high-dimensional space, even for error patterns formula_10 beyond half-the minimum distance, there is only a single codeword formula_15 within Hamming distance formula_10 from the received word. This claim has been shown to hold with high probability for a random code picked from a natural ensemble and more so for the case of Reed–Solomon codes which is well studied and quite ubiquitous in the real world applications. In fact, Shannon's proof of the capacity theorem for "q"-ary symmetric channels can be viewed in light of the above claim for random codes.
https://en.wikipedia.org/wiki?curid=12044399
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Stanniocalcin is a glycoprotein that exists in a homodimer, i.e. two similar peptide molecules combined. Each single molecule is made up of 179 amino acids. The peptide sequence is characterised by the presence of 11 half-Cys residues and one N-linked glycosylation site. The actual amino acid sequence and total length differ between species, hence, the molecular weight. In most species it is 54 kDa in size. While it is only 44 kDa in Atlantic salmon. In chum salmon, the homodimer in joined by a single intermonomeric disulfide bond at Cys169. Each monomer in turn contains five intramonomeric disulfide bonds formed between Cys12-Cys26, Cys21-Cys41, Cys32-Cys81, Cys65-Cys95, and Cys102-Cys137. Its synthesis is regulated by the expression of STC (stannioclacin) mRNA. The STC mRNA sequence varies from species to species. For example, in salmon it is approximately 2 kilobases in length and encodes a primary translation product of 256 amino acids. The first 33 residues comprise the pre-pro (inactive form) region of the hormone, whereas the remaining 223 residues make up the mature form of the hormone. One N-linked, glycosylation consensus sequence was identified in the protein coding region as well as an odd number of half cysteine residues, the latter of which would allow for interchain bonding or dimerisation of monomeric subunits.
https://en.wikipedia.org/wiki?curid=48377986
2,051,824
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In order to expand the KC-135's capabilities and improve its reliability, the aircraft has undergone a number of avionics upgrades. Among these was the Pacer-CRAG program (compass, radar and GPS) which ran from 1999 to 2002 and modified all the aircraft in the inventory to eliminate the Navigator position from the flight crew. The fuel management system was also replaced. The program development was done by Rockwell Collins in Iowa and installation was performed by BAE Systems at the Mojave Airport in California. Block 40.6 allows the KC-135 to comply with global air-traffic management. The latest block upgrade to the KC-135, the Block 45 program, is online with the first 45 upgraded aircraft delivered by January 2017. Block 45 adds a new glass cockpit digital display, radio altimeter, digital autopilot, digital flight director and computer updates. The original, no longer procurable, analog instruments, including all engine gauges, were replaced. Rockwell Collins again supplied the major avionic modules and the modification work is being done at Tinker AFB.
https://en.wikipedia.org/wiki?curid=17441
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Kirschner is a pioneer in using mathematical approaches to learn about central biological questions. For example, a model of the Wnt pathway he developed in collaboration with the late Reinhart Heinrich showed that new properties and constraints emerge when the individual biochemical steps are combined into a complete pathway. A talk he gave on mathematics and the future of medicine at a retreat for Department Chairs at Harvard Medical School in 2003 inspired the Dean, Joseph B. Martin, to found a new Department, the Department of Systems Biology, with Kirschner as founding chair. Since then, Kirschner's lab has attracted many students and post-docs from theoretical backgrounds who wish to make the transition into biology. His lab is now a leader in using mathematical tools to analyze signaling pathways, cell size control, and the selectivity of drugs.
https://en.wikipedia.org/wiki?curid=1911160
1,796,000
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Nanochemistry is an emerging sub-discipline of the chemical and material sciences that deals with the development of new methods for creating nanoscale materials. The term "nanochemistry" was first used by Ozin in 1992 as 'the uses of chemical synthesis to reproducibly afford nanomaterials from the atom "up", contrary to the nanoengineering and nanophysics approach that operates from the bulk "down"'. Nanochemistry focuses on solid-state chemistry that emphasizes synthesis of building blocks that are dependent on size, surface, shape, and defect properties, rather than the actual production of matter. Atomic and molecular properties mainly deal with the degrees of freedom of atoms in the periodic table. However, nanochemistry introduced other degrees of freedom that controls material's behaviors by transformation into solutions. Nanoscale objects exhibit novel material properties, largely as a consequence of their finite small size. Several chemical modifications on nanometer-scaled structures approve size dependent effects.
https://en.wikipedia.org/wiki?curid=4653948
442,328
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The WHO first announced its decision to create SAGO in July 2021, following the WHO-convened Global Study of Origins of SARS-CoV-2, which countries including the United States, Japan and Australia reportedly said was "compromised by a lack of transparency from China". The WHO-convened report finding that a laboratory incident was "extremely unlikely" was reportedly also pushed back on by WHO Director-General Tedros Adhanom who called on China to share raw data, be transparent, and cooperate for the next phase of the study. Critics of the WHO convened study group said it was hampered by conflict of interest, as one member had a long-standing working relationship with the Wuhan Institute of Virology. The Chinese government responded stating the WHO-China joint mission report was "authoritative, science-based & widely recognized" and urged "relevant parties to stop politicizing the issue of origin-tracing."
https://en.wikipedia.org/wiki?curid=68257987
1,941,214
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Anorexia nervosa can have serious implications if its duration and severity are significant and if onset occurs before the completion of growth, pubertal maturation or prior to attaining peak bone mass. Both height gain and pubertal development are dependent on the release of growth hormone and gonadotrophins (LH and FSH) from the pituitary gland. Suppression of gonadotropins in patients with anorexia nervosa has been frequently documented. In some cases, especially where onset is pre-pubertal, physical consequences such as stunted growth and pubertal delay are usually fully reversible. Height potential is normally preserved if the duration and severity of anorexia nervosa are not significant and/or if the illness is accompanied with delayed bone age (especially prior to a bone age of approximately 15 years), as hypogonadism may negate the deleterious effects of undernutrition on stature by allowing for a longer duration of growth compared to controls. In such cases, appropriate early treatment can preserve height potential and may even help to increase it in some post-anorexic subjects due to the aforementioned reasons in addition to factors such as long-term reduced estrogen-producing adipose tissue levels compared to premorbid levels.
https://en.wikipedia.org/wiki?curid=32000094
1,496,373
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Foster came to national prominence after he served as U.S. President Bill Clinton's senior advisor on teenage pregnancy reduction and youth issues. Clinton nominated him for the post of Surgeon General of the United States in 1995 to fill the void left by departing Surgeon General Jocelyn Elders. Foster garnered substantial controversy during Senate hearings in February 1995 when he admitted that he had performed abortions as an obstetrician-gynecologist. Foster was also accused of being involved with forced sterilizations during the Tuskegee syphilis experiment; he sharply denied involvement although he acknowledged he was employed by the university during the final period of the experiments. When asked how many abortions he had performed, he initially replied that it had been few, but later stated the number was likely several dozen. Opponents accused him of dishonesty and lack of candor, while he defended himself by stating that he could not make a spur of the moment specific recollection without examining his records. Foster faced significant opposition in the Senate, mostly by anti-abortion Republicans. Foster's nomination was successfully filibustered by Senator Phil Gramm, who was seeking the presidential nomination in the 1996 Republican Party presidential primaries at the time. The nomination received only 57 votes to proceed to a chamber vote, when 60 of the 100 were required. Clinton withdrew the nomination on June 22.
https://en.wikipedia.org/wiki?curid=1940396
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The institute which started with 12 research departments and 120 bed hospital became this institution encompassing 20 research departments covering a wide spectrum of academic and clinical specialties divided into six divisions (Clinical Medical Division, clinical Surgical Division, Clinical Laboratory Research Division, Immunology &Therapeutic Evaluation Division, Biochemistry &Medicinal Chemistry Division, Medical Malacology & Environmental Research Division). The 20 departments are: Gastroenterology, Hepatology, Nephrology, Public Health, Radiology., Anaesthesia, Intensive care, Surgery, Urology, Clinical Chemistry, Electron Microscopy, Hematology, Microbiology, Pathology, Immunology, Parasitology, Pharmacology, Biochemistry, Medicinal Chemistry, Environmental Research and Medical Malacology departments. A hospital including free of charge sector (300 beds), economic sector (29 beds) and several specialized units are included: hepatic coma resuscitation, renal dialysis, angiography, urodynamics, laparoscopy, infection control, quality control, medical records and statistics unit, Monoclonal antibody Production Unit, Biotechnology Engineering Production Unit, Snail Research Station (located 25 km from Cairo) and a Field Research Unit (in Gezirat Mohamed village) for conducting field work, in the scope to tackle the disease of schistosomiasis and the emerged health problems of viral hepatitis.
https://en.wikipedia.org/wiki?curid=2203490
2,072,867
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Atmospheric dynamics is the study of motion systems of meteorological importance, integrating observations at multiple locations and times and theories. Common topics studied include diverse phenomena such as thunderstorms, tornadoes, gravity waves, tropical cyclones, extratropical cyclones, jet streams, and global-scale circulations. The goal of dynamical studies is to explain the observed circulations on the basis of fundamental principles from physics. The objectives of such studies incorporate improving weather forecasting, developing methods for predicting seasonal and interannual climate fluctuations, and understanding the implications of human-induced perturbations (e.g., increased carbon dioxide concentrations or depletion of the ozone layer) on the global climate.
https://en.wikipedia.org/wiki?curid=164633
562,471
1,046,887
Material flow analysis (MFA), also referred to as substance flow analysis (SFA), is an analytical method to quantify flows and stocks of materials or substances in a well-defined system. MFA is an important tool to study the bio-physical aspects of human activity on different spatial and temporal scales. It is considered a core method of industrial ecology or anthropogenic, urban, social and industrial metabolism. MFA is used to study material, substance, or product flows across different industrial sectors or within ecosystems. MFA can also be applied to a single industrial installation, for example, for tracking nutrient flows through a waste water treatment plant. When combined with an assessment of the costs associated with material flows this business-oriented application of MFA is called material flow cost accounting. MFA is an important tool to study the circular economy and to devise material flow management. Since the 1990s, the number of publications related to material flow analysis has grown steadily. Peer-reviewed journals that publish MFA-related work include the "Journal of Industrial Ecology", "Ecological Economics", "Environmental Science and Technology", and "Resources, Conservation, and Recycling".
https://en.wikipedia.org/wiki?curid=7886277
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Upon excitation of the sample with a radio frequency (60–1000 MHz) pulse, a nuclear magnetic resonance response - a free induction decay (FID) - is obtained. It is a very weak signal, and requires sensitive radio receivers to pick up. A Fourier transform is carried out to extract the frequency-domain spectrum from the raw time-domain FID. A spectrum from a single FID has a low signal-to-noise ratio, but it improves readily with averaging of repeated acquisitions. Good H NMR spectra can be acquired with 16 repeats, which takes only minutes. However, for elements heavier than hydrogen, the relaxation time is rather long, e.g. around 8 seconds for C. Thus, acquisition of quantitative heavy-element spectra can be time-consuming, taking tens of minutes to hours.
https://en.wikipedia.org/wiki?curid=1908527
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In 1984, "Tron" was followed by "The Last Starfighter", a Universal Pictures / Lorimar production, directed by Nick Castle, and was one of cinema's earliest films to use extensive CGI to depict its many starships, environments and battle scenes. This was a great step forward compared with other films of the day, such as "Return of the Jedi", which still used conventional physical models. The computer graphics for the film were designed by artist Ron Cobb, and rendered by Digital Productions on a Cray X-MP supercomputer. A total of 27 minutes of finished CGI footage was produced—considered an enormous quantity at the time. The company estimated that using computer animation required only half the time, and one half to one third the cost of traditional special effects. The movie was a financial success, earning over $28 million on an estimated budget of $15 million.
https://en.wikipedia.org/wiki?curid=30797574
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The High Speed Photometer (HSP) is a scientific instrument formerly installed on the Hubble Space Telescope. The HSP was designed to measure the brightness and polarity of rapidly varying celestial objects. It could observe in ultraviolet, visible light, and near infrared at a rate of one measurement per 10 microseconds. The design was novel in that despite being able to view through a variety of filters and apertures, it had no moving parts "except for electrons" as principal investigator Prof. Robert Bless was fond of saying. Filter and aperture selection was accomplished using image dissector tubes and the HST pointing system. It was functional from launch in 1990 until it was removed at the end of 1993, and it helped diagnose an issue with the Hubble's primary mirror.
https://en.wikipedia.org/wiki?curid=885520
1,579,988
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Although it was not an initial requirement, the AMDR may be capable of performing electronic attacks using its AESA antenna; airborne AESA radar systems, like the APG-77, APG-81, and APG-79 used on the F-22 Raptor, F-35 Lightning II, and F/A-18E/F Super Hornet/EA-18G Growler, respectively, have demonstrated their capability to conduct electronic attack. All the contenders for the Navy's Next Generation Jammer used Gallium Nitride-based (GaN) transmit-receiver modules for their EW systems, which enables the possibility that the high-power GaN-based AESA radar used on Flight III ships can perform the mission. Precise beam steering could attack air and surface threats with tightly directed beams of high-powered radio waves to electronically blind aircraft, ships, and missiles.
https://en.wikipedia.org/wiki?curid=29018097
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At its root, the KLM scheme induces an effective interaction between photons by making projective measurements with photodetectors, which falls into the category of non-deterministic quantum computation. It is based on a non-linear sign shift between two qubits that uses two ancilla photons and post-selection. It is also based on the demonstrations that the probability of success of the quantum gates can be made close to one by using entangled states prepared non-deterministically and quantum teleportation with single-qubit operations Otherwise, without a high enough success rate of a single quantum gate unit, it may require an exponential amount of computing resources. Meanwhile, the KLM scheme is based on the fact that proper quantum coding can reduce the resources for obtaining accurately encoded qubits efficiently with respect to the accuracy achieved, and can make LOQC fault-tolerant for photon loss, detector inefficiency and phase decoherence. As a result, LOQC can be robustly implemented through the KLM scheme with a low enough resource requirement to suggest practical scalability, making it as promising a technology for QIP as other known implementations.
https://en.wikipedia.org/wiki?curid=41312173
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Critical incidents and work diaries: The critical incident technique asks subject matter experts to identify critical aspects of behavior or performance in a particular job that led to success or failure. For example, the supervisor of an electric utility repairman might report that in a very time-pressing project, the repairman failed to check a blueprint and as a result cut a line, causing a massive power loss. In fact, this is what happened in Los Angeles in September 2005 when half the city lost power over a period of 12 hours. The second method, a work diary, asks workers and/or supervisors to keep a log of activities over a prescribed period of time. They may be asked to simply write down what they were doing at 15 minutes after the hour for each hour of the work day. Or, they may list everything they have done up to a break.
https://en.wikipedia.org/wiki?curid=1664750
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Sung-Mo “Steve” Kang is an electrical engineering scientist, professor, author, inventor, entrepreneur and 15th president of KAIST. Kang was appointed as the second chancellor of the University of California, Merced in 2007. He was the first department head of foreign origin at the electrical and computer engineering department at the University of Illinois at Urbana-Champaign. Dr. Kang teaches and has written extensively in the field of computer-aided design for electronic circuits and systems; he is recognized and respected worldwide for his outstanding research contributions. Dr. Kang has led the development of the world’s first 32-bit microprocessor chips as a technical supervisor at AT&T Bell Laboratories and designed satellite-based private communication networks as a member of technical staff. Dr. Kang holds 15 U.S. patents and has won numerous awards for his ground breaking achievements in the field of electrical engineering.
https://en.wikipedia.org/wiki?curid=22138388
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In the field of nuclear safety (as implemented at U.S. government-owned facilities) the margin of safety has been defined as a quantity that may not be reduced without review by the controlling government office. The U.S. Department of Energy publishes DOE G 424.1-1, "Implementation Guide for Use in Addressing Unreviewed Safety Question Requirements" as a guide for determining how to identify and determine whether a margin of safety will be reduced by a proposed change. The guide develops and applies the concept of a qualitative margin of safety that may not be explicit or quantifiable, yet can be evaluated conceptually to determine whether an increase or decrease will occur with a proposed change. This approach becomes important when examining designs with large or undefined (historical) margins and those that depend on "soft" controls such as programmatic limits or requirements. The commercial U.S. nuclear industry utilized a similar concept in evaluating planned changes until 2001, when 10 CFR 50.59 was revised to capture and apply the information available in facility-specific risk analyses and other quantitative risk management tools.
https://en.wikipedia.org/wiki?curid=262553
180,833
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Alloys containing terbium are used in the production of electronic devices, mostly as a component of Terfenol-D. The alloy is used in actuators, in sensors, in the SoundBug device (its first commercial application), hydraulic valve drivers and other magnetomechanical devices. It is also used in naval sonar systems. Its strain is also larger than that of another normally used material (PZT8), which allows Terfenol-D transducers to reach greater depths for ocean explorations than past transducers. Its low Young's Modulus brings some complications due to compression at large depths, which are overcome in transducer designs that may reach 1000 ft in depth and only lose a small amount of accuracy of around 1 dB. Due to its high temperature range, Terfenol-D is also useful in deep hole acoustic transducers where the environment may reach high pressure and temperatures like oil holes. Terfenol-D may also be used for hydraulic valve drivers due to its high strain and high force properties. Similarly, magnetostrictive actuators have also been considered for use in fuel injectors for diesel engines because of the high stresses that can be produced.
https://en.wikipedia.org/wiki?curid=71370833
1,846,876
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Many species of mammals can keep track of spatial location even in the absence of visual, auditory, olfactory, or tactile cues, by integrating their movements—the ability to do this is referred to in the literature as path integration. A number of theoretical models have explored mechanisms by which path integration could be performed by neural networks. In most models, such as those of Samsonovich and McNaughton (1997) or Burak and Fiete (2009), the principal ingredients are (1) an internal representation of position, (2) internal representations of the speed and direction of movement, and (3) a mechanism for shifting the encoded position by the right amount when the animal moves. Because cells in the MEC encode information about position (grid cells) and movement (head direction cells and conjunctive position-by-direction cells), this area is currently viewed as the most promising candidate for the place in the brain where path integration occurs. However, the question remains unresolved, as in humans the entorhinal cortex does not appear to be required for path integration. Burak and Fiete (2009) showed that a computational simulation of the grid cell system was capable of performing path integration to a high level of accuracy. However, more recent theoretical work has suggested that grid cells might perform a more general denoising process not necessarily related to spatial processing.
https://en.wikipedia.org/wiki?curid=4226525
1,113,173
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Unlike the majority of Southern colleges, the university was kept open throughout the Civil War, despite its state seeing more bloodshed than any other and the near 100% conscription of the American South. After Jubal Early's total loss at the Battle of Waynesboro, Charlottesville was willingly surrendered to Union forces to avoid mass bloodshed, and UVA faculty convinced George Armstrong Custer to preserve Jefferson's university. Although Union troops camped on the Lawn and damaged many of the Pavilions, Custer's men left four days later without bloodshed and the university was able to return to its educational mission. However, an extremely high number of officers of both Confederacy and Union were alumni. UVA produced 1,481 officers in the Confederate Army alone, including four major-generals, twenty-one brigadier-generals, and sixty-seven colonels from ten different states. John S. Mosby, the infamous "Gray Ghost" and commander of the lightning-fast 43rd Battalion Virginia Cavalry ranger unit, had also been a UVA student.
https://en.wikipedia.org/wiki?curid=59801
89,122
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Taylor's physiographical and geomorphological Antarctic research earned him a doctorate (D.Sc) from the University of Sydney in 1916. He was made Associate Professor of Geography in 1921 becoming the founding head of the Department of Geography at the university. Taylor did not completely agree with the Australian Government's White Australia policy, which sought to limit immigrants to whites only. Taylor argued that Australia's agricultural resources were limited, and that this, together with other environmental factors, meant that Australia would not be able to support the population goal of 100 million which some optimistically predicted. Moreover, he claimed that due to climatic factors, the interior of Australia would be best settled by broad-headed Mongoloids who were better adapted to the environment. He was severely criticised as unpatriotic for his views on Australia's future development. A textbook he had written containing these views was banned from schools by the Western Australian education authority. Taylor was a proponent of environmental determinism with the view that "physical environment determines culture." In 1927, he became the first President of the Geographical Society of New South Wales.
https://en.wikipedia.org/wiki?curid=19351743
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Another notable example was the Flying Tigers, created by Claire L. Chennault, a retired US Army Air Corps officer working in the Republic of China since August 1937, first as military aviation advisor to Generalissimo Chiang Kai-shek in the early months of the Sino-Japanese War. Officially known as the 1st American Volunteer Group (AVG) but nicknamed the "Flying Tigers", this was a group of American pilots already serving in the US Armed forces and recruited under presidential authority. As a unit they served in the Chinese Air Force against the Japanese. The group comprised three fighter squadrons of around 30 aircraft each. The AVG's first combat mission was on 20 December 1941, twelve days after the Pearl Harbor attack. On 4 July 1942 the AVG was disbanded, and was replaced by the 23rd Fighter Group of the United States Army Air Forces, which was later absorbed into the US Fourteenth Air Force. During their time in the Chinese Air Force, they succeeded in destroying 296 enemy aircraft, while losing only 14 pilots in combat.
https://en.wikipedia.org/wiki?curid=4653534
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The Anniversary series found prominence with Joe Satriani in particular, who favoured the early EL34 powered versions and used only the clean channel live along with his signature Vox Satchurator distortion pedal which is based on his old modded Boss DS-1. Satriani used these older Boss pedals almost exclusively for live work and on a number of studio albums including "The Extremist" (1992) until the early 2000s. The Anniversary models were probably the most complicated Marshall ever (other than perhaps the later JVM), with MIDI channel selection, half power switching, pentode/triode switching, adjustable speaker excursion, and a low volume compensation switch. Despite all this complication the amps had a pure signal path that did not share preamplifier valves between channels (unlike later Marshall designs like the TSL and JVM). Other famous 6100 users included Alex Lifeson on Rush's album "Test for Echo" (1996) and Ocean Colour Scene (OCS) guitarist Steve Cradock.
https://en.wikipedia.org/wiki?curid=1423388
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"Ralstonia pickettii" and "R. insidiosa" are emerging pathogens in hospital settings. "R. pickettii" pathology does not follow an easy definition; although no fully healthy human has ever become ill from it, the bacterium has seriously affected humans with poor health. Several hospitals have reported outbreaks—in particular, patients with cystic fibrosis and Crohn's disease have been shown to be infected with "R. picketti". Of the 55 reported cases of such infection, the majority are due to contaminated solutions such as water, saline, and sterile drugs. These solutions are usually contaminated when the product is manufactured, because "R. pickettii" has the ability to pass through 0.45 and 0.2 µm filters that are used to sterilize medicinal products. The majority of "R. pickettii" and "R. insidiosa" isolates showed susceptibility to most of the antibiotics tested. The most effective were found to be the quinolones and sulfamethoxazole/trimethoprim. The two bacterial species can be difficult to tell apart.
https://en.wikipedia.org/wiki?curid=10873912
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Myxoid liposarcoma (MLS), which includes a type of liposarcoma termed round cell liposarcoma, represents ~30% of all liposarcomas. It has a peak incidence in individuals' fourth and fifth decades with a male predominance in most studies. While uncommon in children and adolescents, MLS is the most common liposarcoma form diagnosed in these age groups. MLS typically presents as a large (1 to 39 cm; average 12 cm), mobile, well-circumscribed, painless mass that developed from 1 week to 15 years prior to diagnosis. MLS tumors are located in deep-seated soft tissues of the thighs (65–80% of cases), lower legs (10–15% of cases), retroperitoneum (8% of cases), and arms (5% of cases). In about one-third of cases, these tumors metastasize to other soft tissue sites (e.g. retroperitoneum, thorax, or other extremity), skeletal bone, and/or lung. Individuals may present with these metastasis, particularly those in bone; it has been recommended that patients should be tested at presentation for bone metastasis by medical imaging, including X-rays, CT scans, and/or magnetic resonance imaging.
https://en.wikipedia.org/wiki?curid=1386912
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Infection and disease are extremely stressful on the cell. When a cell is under stress, it naturally increases the production of stress proteins, including heat shock proteins such as HSP60. In order for HSP60 to act as a signal it must be present in the extracellular environment. In recent research “it has emerged that…chaperonin 60 can be found on the surface of various prokaryotic and eukaryotic cells, and can even be released from cells”. According to recent research, many different types of heat shock proteins are used in immune response signaling, but it appears that different proteins act and respond differently to other signaling molecules. HSP60 has been shown to be released from specific cells like peripheral blood mononuclear cells (PBMCs) when there are lipopolysaccharides (LPS) or GroEL present. This suggests that the cell has different receptors and responses to human and bacterial HSP60. In addition, it has been shown that HSP60 has the capability “of activating monocytes, macrophages and dendritic cells…and also of inducing secretion of a wide range of cytokines.” The fact that HSP60 responds to other signal molecules like LPS or GroEL and has the ability to activate certain types of cells supports the idea that HSP60 is part of a danger signal cascade which is involved in activating an immune response.
https://en.wikipedia.org/wiki?curid=1406208
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Following his PhD, Cheng became a senior scientist at Insert Therapeutics from 2001 to 2004 before accepting a postdoctoral fellowship at the Massachusetts Institute of Technology. He remained there for one year before joining the faculty at the University of Illinois Urbana-Champaign (U of I) in 2005. As an assistant professor, Cheng earned a National Science Foundation CAREER Award for his project Development of Conjugated Polymer-Drug Nanoparticulate Delivery Vehicles in 2008. Following this, he co-developed polymer production to synthesize peptidic brushlike polymers and make it easier to create highly uniform polymers. Throughout his early tenure at U of I, Cheng helped pioneer the use of aptamers as targeting molecules for drug delivery. As a result, he also co-developed a reversible method for delivering cancer drugs to tumor cells.
https://en.wikipedia.org/wiki?curid=69492295
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Water pollution is also a great factor in the habitat destruction of the Chinese giant salamander; the immense decline in their population can be traced to, among the other major problems of over-hunting and failed conservation efforts, the tainting of the water that they live in. Mining activity in particular in areas near their streams often causes runoff that sullies the water, and farming—and all of the pesticides and chemicals that affect the soil that come with it—has a vastly negative effect on the areas near the streams as well. The presence of macronutrients in the streams can also cause algal blooms, which cloud the water and force the temperature to rise. The salamanders reside primarily in very cold underwater cavities and follow a specific nesting requirement, which means that they will only reproduce and care for their eggs in areas such as these, so changes in temperature are incredibly detrimental to their health and well-being as well as to their perpetuation as a species. These algal blooms also deplete the levels of oxygen in the water, and a lesser supply of oxygen can quite easily hold the potential to kill off many members of the dwindling species.
https://en.wikipedia.org/wiki?curid=9428033
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Lawrence Principe describes the relationship between alchemy and chemistry in his article entitled, "Alchemy Restored," in which he states, "The search for metallic transmutation — what we call "alchemy" but that is more accurately termed "Chrysopoeia" — was ordinarily viewed in the late seventeenth century as synonymous with or as a subset of chemistry." He therefore proposes that the early spelling of chemistry as "chymistry" refers to a unified science including both alchemy and early chemistry. Principe goes on to argue that, "[a]ll their chymical activities were unified by a common focus on the analysis, synthesis, transformation, and production of material substances." Therefore, there is not a defined contrast between the two fields until the early 18th century. Though Principe's discussion is centered on the Western practice of alchemy and chemistry, this argument is supported in the context of Islamic science as well when considering the similarity in methodology and Aristotelian inspirations, as noted in other sections of this article. This distinction between alchemy and early chemistry is one that lies predominantly in semantics, though with an understanding of previous uses of the words, we can better understand the historical lack of distinct connotations regarding the terms despite their altered connotations in modern contexts.
https://en.wikipedia.org/wiki?curid=27280889
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Chiral molecules can be described as ones with a set of stereoisomers or left and right-handed enantiomers. As defined by Lord Kelvin, a molecule has chirality “if its image in a plane mirror, ideally realized, cannot be brought to coincide with itself.” In other words, a chiral molecule is asymmetrical in the sense that it's mirror image will not be an exact copy of itself. Chirality is key to understand in many fields such as drug development as one enantiomer of a drug may cause severe adverse effects while the other provides relief from an ailment. This is significant in terms of Fischer Projections as chirality is an important factor to consider when both drawing and reading them. A great benefit of the model is the ability to interpret chirality with ease based off the orientation of the substituents. Slight changes in the formatting of these models can cause the stereochemistry to be interpreted differently thereby meaning that the molecule has been depicted incorrectly. Fischer Projections provide aid in visualizing chirality as well as where substituents are oriented within space which is why their application can be useful to many.
https://en.wikipedia.org/wiki?curid=522378
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The ancient Mesopotamians had no distinction between "rational science" and magic. When a person became ill, doctors prescribed both magical formulas to be recited and medicinal treatments. The earliest medical prescriptions appear in Sumerian during the Third Dynasty of Ur ( 2112 – 2004 BCE). The most extensive Babylonian medical text, however, is the "Diagnostic Handbook" written by the "ummânū", or chief scholar, Esagil-kin-apli of Borsippa, during the reign of the Babylonian king Adad-apla-iddina (1069 – 1046 BCE). In East Semitic cultures, the main medicinal authority was an exorcist-healer known as an "āšipu". The profession was passed down from father to son and was held in high regard. Of less frequent recourse was the "asu", a healer who treated physical symptoms using remedies composed of herbs, animal products, and minerals, as well as potions, enemas, and ointments or poultices. These physicians, who could be either male or female, also dressed wounds, set limbs, and performed simple surgeries. The ancient Mesopotamians also practiced prophylaxis and took measures to prevent the spread of disease.
https://en.wikipedia.org/wiki?curid=322460
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The advantage of the telehandler is also its biggest limitation: as the boom extends or raises while bearing a load, it acts as a lever and causes the vehicle to become increasingly unstable, despite counterweights in the rear. This means that the lifting capacity quickly decreases as the working radius (distance between the front of the wheels and the centre of the load) increases. When used as a loader the single boom (rather than twin arms) is very highly loaded and even with careful design is a weakness. A vehicle with a capacity with the boom retracted may be able to safely lift as little as with it fully extended at a low boom angle. The same machine with a lift capacity with the boom retracted may be able to support as much as with the boom raised to 70°. The operator is equipped with a load chart which helps him determine whether a given task is possible, taking into account weight, boom angle and height. Failing this, most telehandlers now utilize a computer which uses sensors to monitor the vehicle and will warn the operator and/or cut off further control input if the limits of the vehicle are exceeded, the latter being a legal requirement in Europe controlled by EN15000. Machines can also be equipped with front stabilizers which extend the lifting capability of the equipment while stationary, as well machines which are fully stabilised with a rotary joint between upper and lower frames, which can be called mobile cranes although they can typically still use a bucket, and are also often referred to as 'Roto' machines. They are a hybrid between a telehandler and small crane.
https://en.wikipedia.org/wiki?curid=2266155
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The EU5 (France, Germany, Italy, Spain, United Kingdom) accrued ~17% of global 2011 pharmaceutical expenditures. PV efforts in the EU are coordinated by the European Medicines Agency and are conducted by the national competent authorities (NCAs). The main responsibility of the European Medicines Agency is to maintain and develop the pharmacovigilance database consisting of all suspected serious adverse reactions to medicines observed in the European Community; the data processing network and management system is called EudraVigilance and contains separate but similar databases of human and veterinary reactions. The European Medicines Agency requires the individual marketing authorization holders to submit all received adverse reactions in electronic form, except in exceptional circumstances; the reporting obligations of the various stakeholders are defined by EEC legislation, namely Regulation (EC) No 726/2004, and for human medicines, European Union Directive 2001/83/EC as amended and Directive 2001/20/EC. In 2002, Heads of Medicines Agencies agreed on a mandate for an ad hoc Working Group on establishing a European risk management strategy; the Working Group considered the conduct of a high level survey of EU pharmacovigilance resources to promote the utilization of expertise and encourage collaborative working.
https://en.wikipedia.org/wiki?curid=1243554
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Digital therapeutics, a subset of digital health, are evidence-based therapeutic interventions driven by high quality software programs to prevent, manage, or treat a medical disorder or disease. Digital therapeutic companies should publish trial results inclusive of clinically meaningful outcomes in peer-reviewed journals. The treatment relies on behavioral and lifestyle changes usually spurred by a collection of digital impetuses. Because of the digital nature of the methodology, data can be collected and analyzed as both a progress report and a preventative measure. Treatments are being developed for the prevention and management of a wide variety of diseases and conditions, including type II diabetes, congestive heart failure, obesity, Alzheimer's disease, dementia, asthma, substance abuse, ADHD, hypertension, anxiety, depression, and several others. Digital therapeutics often employ strategies rooted in cognitive behavioral therapy.
https://en.wikipedia.org/wiki?curid=51850608
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The Infantry Automatic Rifle program began on 14 July 2005, when the Marine Corps sent Requests For Information to arms manufacturers. Characteristics desired in the weapon included: portability and maneuverability; similarity in appearance to other rifles in the squad, reducing the likelihood that the gunner will receive special attention from the enemy; facilitation of the gunner's participation in counter-insurgency operations and capability of maintaining a high volume of fire. An initial requirement for a magazine with a minimum capacity of 100 rounds was dropped in favor of the 30-round STANAG magazine because, at the start of testing, available 100-round magazines were unreliable. Caliber was specified as 5.56×45mm with non-linked ammunition, so as to achieve commonality with existing service rifles.
https://en.wikipedia.org/wiki?curid=20976347
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The design specifically includes features for safety, reliability and appearance. In place of cardan shaft drives to the wheels, coupling rods were used to give people something to watch and engine covers were omitted to give a good view of the Rolls-Royce diesel engines. The full-length canopy above the engine covers not only adds to the distinctive outline but also supports the exhaust silencer. For added safety with only one man in the cab, a dead-man device is included, a pedal that when released triggers the braking system to bring the train safely to a halt. The turbocharged six-cylinder engine is rated at and drives through a hydraulic transmission that has only one drive ratio. The result is a locomotive that accelerates quickly up to speed. All four locomotives were rebuilt in 2012–13 in readiness for the launch of the new "traditional diesel" service.
https://en.wikipedia.org/wiki?curid=217371
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Mathletics was established as a Personal Learning Environment (PLE) application in 2005 by 3P Learning, catering for Australian schools. The website is structured to facilitate an engagement with students from K-12 educational level, and offers various visual resources in their interactive and online Web 2.0 appropriation of the Australian Curriculum. Though initially based around this curriculum, Mathletics broadened its offices as well as its student and teacher audiences to various other countries residing in North America, Europe, Asia and the Middle East, adapting to those regions' various school curricula. The US and Canadian version of the website aligns with state-based educational standards including the Common Core and Texas Essential Knowledge and Skills (TEKS) from high school into kindergarten. The UK version of the website follows the various National Curricula within Britain, comprising Foundation Stage to Key Stage 5. Both the Middle Eastern and Asian versions of the website adopt and reflect International Curricula, and offer an entire translation of the English course.
https://en.wikipedia.org/wiki?curid=58301658
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In July 2015, Boeing announced a further $835 million pretax charge for the faulty integrated fuel system's redesign and retrofit. Wiring and fuel system flaws could delay contracts worth $3 billion for up to eight months; following schedule revisions agreed by the USAF and Boeing, the first flight of a fully equipped KC-46 was delayed to as late as September 2015. The Bank of America/Merrill Lynch noted in July 2015 "We fail to understand how Boeing could take a $1.26 billion pre-tax charge (since it won the contract over Airbus) on the Boeing KC-46A program since the program is based on the 767 airframe that has been in production for over 30 years." On 22 March 2016, the Defense Contract Management Agency reportedly had low confidence in the August 2017 deadline, predicting the first 18 tankers' delivery to run about seven months late based on past performance and current risks, such as production delays, a new joint USAF-Boeing schedule review, and flight test uncertainties. The Pentagon's test office was to start combat testing in April 2017.
https://en.wikipedia.org/wiki?curid=30998353
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By the High Middle Ages, the positional Hindu–Arabic numeral system had reached Europe, which allowed for systematic computation of numbers. During this period, the representation of a calculation on paper actually allowed calculation of mathematical expressions, and the tabulation of mathematical functions such as the square root and the common logarithm (for use in multiplication and division) and the trigonometric functions. By the time of Isaac Newton's research, paper or vellum was an important computing resource, and even in our present time, researchers like Enrico Fermi would cover random scraps of paper with calculation, to satisfy their curiosity about an equation. Even into the period of programmable calculators, Richard Feynman would unhesitatingly compute any steps which overflowed the memory of the calculators, by hand, just to learn the answer; by 1976 Feynman had purchased an HP-25 calculator with a 49 program-step capacity; if a differential equation required more than 49 steps to solve, he could just continue his computation by hand.
https://en.wikipedia.org/wiki?curid=386519
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Recent work has shown that liquid phase exfoliation can be used to produce 2D-nanoplatelets from non-layered 3D-strongly bonded bulk materials. This is intuitively unexpected as these 3D-solid bulk crystals consists of strong bonds in all the three-directions. Nevertheless, many non-layered materials such as boron, silicon, germanium, iron disulfide, iron oxide, iron trifluoride, manganese telluride, have been converted to 2D nanoplatelets when sonicated in appropiate solvents. This raises many open questions on the mechanism of liquid-phase exfoliation process. For layered materials, the energy required to break inter-plane (perdominately van der Waals) bonds forces is small compared to that required to break in-plane ionic or covalent bonds. Then, the exfoliation procedure results in the formation of 2D-nanosheets. However, for non-layered 3D-strongly bonded materials, with minimal difference in bonding between different atomic planes, there is no "easily exfoliated" direction and sonication should yield quasi spherical particles. Nevertheless, near isotropic materials such as silicon have been exfoliated to give high-aspect ratio platelets. Therefore, developing an understanding of the mechanisms by which non-layered materials are exfoliated will be important, in particular because the application scope of such nonlayered 2D-nanoplatelets is broad, ranging from biomedical applications to energy storage to opto-electronics.
https://en.wikipedia.org/wiki?curid=72131781
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Significant numbers of energy-consuming devices (e.g. lamps, household appliances, motors, pumps, etc.) already integrate Internet connectivity, which can allow them to communicate with utilities not only to balance power generation but also helps optimize the energy consumption as a whole. These devices allow for remote control by users, or central management via a cloud-based interface, and enable functions like scheduling (e.g., remotely powering on or off heating systems, controlling ovens, changing lighting conditions etc.). The smart grid is a utility-side IoT application; systems gather and act on energy and power-related information to improve the efficiency of the production and distribution of electricity. Using advanced metering infrastructure (AMI) Internet-connected devices, electric utilities not only collect data from end-users, but also manage distribution automation devices like transformers.
https://en.wikipedia.org/wiki?curid=12057519
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Environmentalists say the amended regulations won't remove toxic products from the shelves and will create "paralysis by analysis," as industries can litigate against DTSC over unfavorable department decisions. Activists say California was poised to lead the way on toxics regulation but now is faced with potentially one of the weakest chemical-regulatory mechanisms in the nation. According to CHANGE (Californians for a Healthy & Green Economy), the revised regulation is a betrayal of the Green Chemistry promise and ignores two years of public input, while caving to backroom industry lobbying. Furthermore, it is a betrayal to public interest groups, businesses, and residents of California and legislators who supported the intent of this bill, to protect Californians and spur a healthy, innovative green economy. Environmentalists say the toxics department gutted the initiative at the behest of the chemical industry, and then put out the changes for public comment during a 15-day period just before Thanksgiving. This was a violation of the law requiring a 45-day public comment period when a substantial reworking of state regulations is proposed. The new Director of California's Department of Toxic Substance Control, Debbie Raphael, announced that mid-October 2011 is the new target date for new draft regulations to implement California's Green Chemistry Law and new draft guidelines were issued October 31, 2011. The public comment period for the latest version of the draft regulations ends December 30, 2011.
https://en.wikipedia.org/wiki?curid=31677000
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Dean Smith's illustrious career started on December 2, 1961, with a victory against Virginia in Chapel Hill. The Heels and Smith rolled to their first victory, defeating the Cavaliers 80–46. UNC won their next game at Clemson by a narrow margin, 54–52. They split their next two games against out-of-conference opponents, Indiana and Notre Dame. Despite the betting odds in Notre Dame's favor, the Heels dominated the Fighting Irish, 99–80. Through January, the Heels had an accumulated a 6–2 record, but the rest of the season was not as successful. In February, they lost four straight games, all to Tobacco Road opponents (Duke, Wake Forest, and North Carolina State), before rebounding to win two of their last four games, with victories against Clemson and Maryland. Their season ended with a two-point loss to South Carolina in the ACC Tournament, which placed the Heels in a tie for fourth place with South Carolina in the final ACC standings.
https://en.wikipedia.org/wiki?curid=21939208
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Brown became a prisoner of war after being shot down over Germany. Alcock, too, was imprisoned and had resolved to fly the Atlantic one day. As Brown continued developing his aerial navigation skills, Alcock approached the Vickers engineering and aviation firm at Weybridge, who had considered entering their Vickers Vimy IV twin-engined bomber in the competition but had not yet found a pilot. The Vimy had originally been manufactured at Vickers in Crayford, the first twelve being made there and tested at Joyce Green airfield, Dartford. It was a great inconvenience to have to dismantle the aircraft to move them to Joyce Green so production was moved to Weybridge. The thirteenth Vimy assembled was the one used for the trans-Atlantic crossing. Alcock said 13 was his lucky number. Sir Henry Norman got involved in the detailed planning for a proposed transatlantic flight using the F.B.27. This planning included the route to be flown and of course, the hangar facilities and the provision of fuel needed for preparation of the aircraft in Newfoundland.
https://en.wikipedia.org/wiki?curid=383152
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Robert Campbell, architecture columnist for "The Boston Globe", wrote a glowing appraisal of the building on April 25, 2004. According to Campbell, "the Stata is always going to look unfinished. It also looks as if it's about to collapse. Columns tilt at scary angles. Walls teeter, swerve, and collide in random curves and angles. Materials change wherever you look: brick, mirror-surface steel, brushed aluminum, brightly colored paint, corrugated metal. Everything looks improvised, as if thrown up at the last moment. That's the point. The Stata's appearance is a metaphor for the freedom, daring, and creativity of the research that's supposed to occur inside it." Campbell stated that the cost overruns and delays in completion of the Stata Center are of no more importance than similar problems associated with the building of St Paul's Cathedral. The 2005 Kaplan/"Newsweek" guide "How to Get into College", which lists twenty-five universities its editors consider notable in some respect, recognizes MIT as having the "hottest architecture", placing most of its emphasis on the Stata Center.
https://en.wikipedia.org/wiki?curid=145664
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Haldane went to London for a diagnosis. He was found to have colorectal cancer, and had a surgery in February 1964. Around that time Philip Dally was making a BBC documentary about eminent living scientists, which included Sewall Wright and the double Nobel laureate Linus Pauling. Dally's team approached Haldane at the hospital for the documentary profile, but instead of a filmed interview, Haldane gave them a self-obituary, the opening lines of which run:I am going to begin with a boast. I believe that I am one of the [originally as "I am the most"] most influential people living today, although I haven't got a scrap of power. Let me explain. In 1932 I was the first person to estimate the rate of mutation of a human gene.He also wrote a comic poem while in the hospital, mocking his own incurable disease. It was read by his friends, who appreciated the consistent irreverence with which Haldane had lived his life. The poem first appeared in print on 21 February 1964 issue of the "New Statesman", and runs:
https://en.wikipedia.org/wiki?curid=62417
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As the Great Depression worsened, Hershkovitz was no longer able to afford life in Michigan, and in 1933 he decided to move to Ecuador, which he was told was one of the cheapest countries in the Americas to live in. He collected a number of mammal specimens and learned to speak Spanish, supporting himself in part by trading in horses. He returned in 1937 and again enrolled at Ann Arbor, graduating in 1938. Subsequently, he became a graduate student there and got his MSc degree in 1940. He then entered the doctoral program, but in 1941 he was awarded a Walter Rathbone Bacon Traveling Scholarship by the United States National Museum in Washington, D.C., to work in the Santa Marta area of northern Colombia, where he stayed till 1943.
https://en.wikipedia.org/wiki?curid=26670939
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Although from a modern perspective the vase painters are often considered artists, and their vases thus as works of art, this view is not consistent with that held in antiquity. Vase painters, like potters, were considered craftsmen, their produce considered trade goods. The craftsmen must have had a reasonably high level of education, as a variety of inscriptions occur. On the one hand, the aforementioned Kalos inscriptions are common; on the other hand, inscriptions often label the depicted figures. That not every vase painter could write is shown by some examples of meaningless rows of random letters. The vases indicate a steady improvement of literacy from the 6th century BCE onwards. Whether potters, and perhaps vase painters, belonged to the Attic elite has not been satisfactorily clarified so far. Do the frequent depictions of the symposium, a definite upper-class activity, reflect the painters' personal experience, their aspirations to attend such events, or simply the demands of the market? A large proportion of the painted vases produced, such as "psykter", "krater", "kalpis", "stamnos", as well as "kylikes" and "kantharoi", were made and bought to be used at symposia.
https://en.wikipedia.org/wiki?curid=1457406
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On February 3, 2005, Bethesda entered into an agreement with Take-Two Interactive regarding the publication and release of "Oblivion". Under the agreement, Bethesda would retain full control over "Oblivion"<nowiki>'</nowiki>s development and the rights to any possible sequels, and Take-Two would agree to publish the game under its recently formed 2K Games sub-brand. According to Producer Gavin Carter, the team's experience was a rarity in the industry; few independent developer-publisher relationships still exist, and it was a surprise that Bethesda's experience worked out as well as it did. Carter described Take-Two's role as one of minimal interference, and the company mostly left Bethesda's development teams alone, trusting them to produce a "fantastic product" with minimal intervention or "red tape". The relationship was a rarity in the industry, according to Carter, where most developers are beholden to their publishers. Ashley Cheng, "Oblivion"<nowiki>'</nowiki>s senior producer, concurred. There was "complete freedom" at Bethesda to decide their own path, whatever market trends might say. Of the legal proceedings affecting Bethesda's parent company ZeniMax during the initial stages of game development, when Bethesda founder Christopher Weaver sued the company for severance pay, Todd Howard said that he, as a producer, wasn't involved with corporate affairs. "I just focus on the games."
https://en.wikipedia.org/wiki?curid=12164267
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A well known study used to show early signs of recall memory, examines 3 month old infants behavior with mobiles. The experiment entailed tying a string on a colourful mobile to the infant's foot, so that kicking would cause the mobile to move, pleasing the baby. After the initial training, it was shown that a week later the infants kicked in order to produce movement. Two weeks later the infant resumed the kicking behavior after a short reminder session where they watched the mobile moving (unattached to their foot). This experiment showed a recognition of the mobile, as well as recall (after one week), and cued recall (after 2 weeks). Recognition and recall are two essential aspects of memory; these are particularly useful in children since verbal reporting of memory may not be available yet or as reliable when testing very young participants. At the age of approximately 9 months some infants are able to reproduce some simple actions they observe up to 24 hours after witnessing them. The reproduction of behaviors such as choosing one object over another or repeatedly placing an object in a certain spot is a type of situational memory test used to identify the child's level of memory capability. Deferred imitation, the ability to reproduce behaviour without cuing, can be seen and tested near the age of 18– 24 months. Children become able to replicate more complex events with greater detail, from memory.
https://en.wikipedia.org/wiki?curid=26685721
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In addition to the general slump in demand, greater mechanization in British agriculture, typified by the introduction of steam-powered threshing machines, mowers, and reapers, increased unemployment for rural workers. The result was an acceleration of migration from country to town, where jobs in factories, domestic service, and other occupations offered better wages and more opportunities. The male workforce of the countryside decreased by 40% between 1861 and 1901, while agriculture as a percentage of the national wealth fell from 20.3% in 1851 to just 6.4% by 1901. The depression did not apply only to foodstuffs, but also to wool producers, a once vital sector undercut by a flood of cheap wool imports from Australia and New Zealand. Only select types of produce where freshness was imperative, like milk and meat, enjoyed strong domestic demand in the late 19th century.
https://en.wikipedia.org/wiki?curid=33643110
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Vectorette PCR can develop a strategy to bring about PCR amplification that is unidirectional. Vectorette PCR comprises three main steps"." The first step includes utilizing a restriction enzyme in order to accomplish digestion of the sample DNA. The DNA that is to be utilized for the purpose of investigation has to be capable of being digested by restriction enzymes that are appropriate for that gene otherwise the DNA fragments that form the general population cannot be created. After that is completed, a Vectorette library is brought together by ligating the Vectorette units to the appropriate DNA fragments which were previously digested. Ligation is the act of binding two things together. A Vectorette unit is only partially not completely double stranded with a mismatched section located in the center of the unit. The reason it is mismatched is to help it avoid Vectorette primers’ attempts at causing it to undergo first strand synthesis. By doing this any priming that is nonspecific is also avoided. This ligation brings together the vectorette which is double stranded and the ends of the restriction fragments which were previously made in the first step. By doing this, the known sequence which is used to prime the PCR reaction at one side is introduced while the other is primed on the genomic sequence which is already known to the user. The third and last step has two parts to it. This is due to there being two primers, the initiating primer (IP) and the Vectorette primer (VP), that act in different stages. During the first part, the IP works on amplifying the primer extension while the VP remains hybridized with the product; thus, any background amplification is not carried out at this stage. However, this changes during the last and following part of PCR as the priming that is performed comes from both the IP and the VP.
https://en.wikipedia.org/wiki?curid=60748702
1,959,787
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Super 16 cameras are usually 16 mm cameras that have had the film gate and ground glass in the viewfinder modified for the wider frame, and, since this process widens the frame by affecting only one side of the film, the various cameras' front mounting plate or turret areas must also be re-machined to shift and re-center the mounts for any lenses used. Because the resulting, new, Super 16 aspect ratio takes up the space originally reserved for the 16mm soundtrack, films shot in this format must be enlarged by optical printing to 35 mm for sound-projection, and, in order to preserve the proper 1.66:1, or (slightly cropped) 1.85:1 theatrical aspect ratios which this format was designed to provide. And, with the recent development of digital intermediate workflows, it is now possible to digitally enlarge to a 35 mm sound print with virtually no quality loss (given a high quality digital scan), or alternatively to use high-quality video equipment for the original image capture.
https://en.wikipedia.org/wiki?curid=46224
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The most remarkable artworks aside from architecture from pre-Islamic South Arabia are sculptures. In addition to bronze (and occasionally gold and silver), limestone was a common material for sculptures, especially alabaster and marble. Typical features of ancient South Arabian sculpture are cubic base forms, a plump overall shape and very strong emphasis on the head. The rest of the body is often depicted only in a schematic and reduced fashion; often only the upper body is depicted at all. Much South Arabian art is characterised by minimal attention to realistic proportion, which manifests with large ears and a long, narrow nose. In most cases, sculpture in the round and reliefs faced directly at the viewer; in reliefs the frontal perspective typical of ancient Egyptian art, in which the head and legs are depicted from the side, but the torso from the front, is occasionally encountered. Pupils were made of coloured material which was inserted into holes in the eyes. Initially, drapery was not depicted, but later it was indicated by deep grooves or layers. There are no general characteristics in the arrangement of arms and legs.
https://en.wikipedia.org/wiki?curid=58412746
1,666,776
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Artificial Neural Networks (ANNs) are among the most mature and widely used mathematical classification algorithms in fault detection and diagnosis. ANNs are well-known for their efficient self-learning capabilities of the complex relations (which generally exist inherently in fault detection and diagnosis problems) and are easy to operate. Another advantage of ANNs is that they perform automatic feature extraction by allocating negligible weights to the irrelevant features, helping the system to avoid dealing with another feature extractor. However, ANNs tend to over-fit the training set, which will have consequences of having poor validation accuracy on the validation set. Hence, often, some regularization terms and prior knowledge are added to the ANN model to avoid over-fiting and achieve higher performance. Moreover, properly determining the size of the hidden layer needs an exhaustive parameter tuning, to avoid poor approximation and generalization capabilities.
https://en.wikipedia.org/wiki?curid=21017316
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Particle-based stochastic models are obtained based on the dynamics of an ODE model. What differs this model from others, is that it considers the components of the model as discrete variables, not continuous like the previous ones. They examine particles on a microscopic and mesoscopic level in immune-specific transduction pathways and immune cells-cancer interactions, respectively. The dynamics of the model are determined by the Markov process, which in this case, expresses the probability of each possible state in the system upon time in a form of differential equations. The equations are difficult to solve analytically, so simulations on the computer are performed as kinetic Monte Carlo schemes. The simulation is commonly carried out with the Gillespie algorithm, which uses reaction constants that are derived from chemical kinetic rate constants to predict whether a reaction is going to occur. Stochastic simulations are more computationally demanding and therefore the size and scope of the model is limited.
https://en.wikipedia.org/wiki?curid=7497569
1,971,611
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Sosis also researched 200 utopian communes in the 19th-century United States, both religious and secular (mostly socialist). 39 percent of the religious communes were still functioning 20 years after their founding while only 6 percent of the secular communes were. The number of costly sacrifices that a religious commune demanded from its members had a linear effect on its longevity, while in secular communes demands for costly sacrifices did not correlate with longevity and the majority of the secular communes failed within 8 years. Sosis cites anthropologist Roy Rappaport in arguing that rituals and laws are more effective when sacralized. Social psychologist Jonathan Haidt cites Sosis's research in his 2012 book "The Righteous Mind" as the best evidence that religion is an adaptive solution to the free-rider problem by enabling cooperation without kinship. Evolutionary medicine researcher Randolph M. Nesse and theoretical biologist Mary Jane West-Eberhard have argued instead that because humans with altruistic tendencies are preferred as social partners they receive fitness advantages by social selection, with Nesse arguing further that social selection enabled humans as a species to become extraordinarily cooperative and capable of creating culture.
https://en.wikipedia.org/wiki?curid=14780759
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In 1883, Sanshiro is a talented though willful youth who wishes to become a jujutsu master by becoming a student at one of the city's martial arts schools. His first attempts to find a suitable instructor fail, until he finally finds an accomplished master, Shogoro Yano from the Shudokan Judo school, who he sees defending himself against a group of jujutsu bullies near a river. Initially, Sanshiro is physically capable, but he lacks any type of poise or reflection concerning his self-control and demeanor, even getting into merry fights at a village festival. His master believes him to be talented but lacking in discipline, describing teaching him judo as "like giving a knife to a madman". After being told about his lack of care about life, Sanshio jumps into a lotus pond to prove his strength and loyalty. Clinging to a stake in the pond, he stays the whole day and night before he sees the opening of a lotus bottom that makes him find self-realization. Leaping out of the pond, he goes to Yano to ask for his forgiveness. He starts to appreciate that there is more to his life and to his art than simple muscle and brawl and soon becomes a leading student in his school.
https://en.wikipedia.org/wiki?curid=477031
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Once NAION happens, it was thought that there was no accepted treatment to reverse the damage. However, a recent uncontrolled retrospective large study has shown that if patients are treated with large doses of corticosteroid therapy during the early stages of NAION, in eyes with initial visual acuity of 20/70 or worse, seen within 2 weeks of onset, there was visual acuity improvement in 70% in the treated group compared to 41% in the untreated group (odds ratio of improvement: 3.39; 95% CI:1.62, 7.11; p < 0.001). That study and a natural history study on NAION (Ophthalmology 2008;115: 298–305.) showed that visual acuity can improve up to 6 months and not after that. To minimize the risk of further visual loss in the fellow eye or the same eye, it is essential to reduce the risk factors. Common sense dictates trying to control the cardiovascular risk factors for many reasons, including protection from this happening to the second eye. Sudden vision loss should lead to an ophthalmological consultation. If NAION is suspected, then ideally a neuro-ophthalmologist's consultation should be obtained.
https://en.wikipedia.org/wiki?curid=2003025
1,110,590
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The Web-based Inquiry Science Environment (WISE) is a program hosted by University of California, Berkeley and supported by the National Science Foundation. It provides a platform for creating inquiry-based science projects for middle school and high school students to work collaboratively using evidence and resources from the Web. WISE inquiry projects are typically developed by teams including teachers, researchers, and scientists. These projects range in duration from 2 days to 4 weeks, suitable for teachers in every science topic at all grade levels. The use of Internet materials provides the foundation of WISE. All projects make use of some content from the World Wide Web, as well as additional Web pages authored for purposes of the project. This approach helps students learn to use the Internet for inquiry, critiquing Web sites, designing approaches, or comparing arguments. Typical projects engage students in designing solutions to problems (e.g. building a desert house that is warm at night and cool during the day), debating contemporary science controversies (e.g. the causes of declining amphibian populations), investigating scientific phenomena (e.g. thermal equilibrium in the classroom), or critiquing scientific claims found in web sites (e.g. arguments for life on Mars).
https://en.wikipedia.org/wiki?curid=3662045
2,244,709
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During 2004, NASA arranged the acquisition four of the withdrawn S-3Bs for use at its Glenn Research Center. In 2009, one of these aircraft (USN BuNo 160607) was given the civil registration "N601NA", it was involved in numerous tests conducted by the agency. For over a decade, this aircraft was flying almost every day in support for various research programs; one such initiative was the definition of new Federal Aviation Administration communication standards for unmanned aerial vehicles operating in US airspace. However, a lack of spare parts and increasing difficulty supporting the type meant their use could not continue in the long term. The last of the NASA's S-3Bs, which were the final working members of the type in existence with any operator at that point, were retired on 13 July 2021.
https://en.wikipedia.org/wiki?curid=29475
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Wang et al. have synthesized SiBCN ceramic matrix with TaC addition by mechanical alloying plus reactive hot-pressing sintering methods, in which BN, graphite and TaC powders were mixed with ball-milling and sintered at 1,900 °C to obtain SiBCN-TaC composites. For the synthesis, the ball-milling process refined the TaC powders down to 5 nm without reacting with other components, allowing to form agglomerates that are composed of spherical clusters with a diameter of 100 nm-200 nm. TEM analysis showed that TaC is distributed either randomly in the form of nanoparticles with sizes of 10-20 nm within the matrix or distributed in BN with smaller size of 3-5 nm. As a result, the composite with 10 wt% addition of TaC improved the fracture toughness of the matrix, reaching 399.5MPa compared to 127.9MPa of pristine SiBCN ceramics. This is mainly due to the mismatch of thermal expansion coefficients between TaC and SiBCN ceramic matrix. Since TaC has a larger coefficient of thermal expansion than that of SiBCN matrix, TaC particles endures tensile stress while the matrix endures tensile stress in radial direction and compressive stress in tangential direction. This makes the cracks to bypass the particles and absorbs some energy to achieve toughening. In addition, the uniform distribution of TaC particles contributes to the yield stress explained by Hall-Petch relationship due to a decrease in grain size.
https://en.wikipedia.org/wiki?curid=1281863
1,365,831
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The health effects of long-term nicotine use is unknown. It may be decades before the long-term health effects of nicotine e-cigarette aerosol (vapor) inhalation is known. Short-term nicotine use excites the autonomic ganglia nerves and autonomic nerves, but chronic use seems to induce negative effects on endothelial cells. Nicotine may result in neuroplasticity modifications in the brain. Nicotine has been demonstrated to alter the amounts of brain-derived neurotrophic factor in humans. Side effects of nicotine include mild headache, headache, dysphoria, depressed mood, irritability, aggression, frustration, impatience, anxiety, sleep disturbances, abnormal dreams, irritability, and dizziness. The neuroregulation and structural interactions in the brain and lungs from nicotine may interfere with an array of reflexes and responses. These alterations may raise the risk of hypoxia. Continued use of nicotine may result in harmful effects to women's brains because it restricts estrogen signaling. This could lead to making the brain more vulnerable to ischemia. A 2015 review concluded that "Nicotine acts as a gateway drug on the brain, and this effect is likely to occur whether the exposure is from smoking tobacco, passive tobacco smoke or e-cigarettes."
https://en.wikipedia.org/wiki?curid=61711836
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NASA launched the craft on a Delta II 7326 rocket on August 8, 2001, at 16:13:40 UTC from Cape Canaveral. The development of the trajectory for the mission was led by Martin Lo. Following launch, "Genesis" cruised to the Earth-Sun then performed a Lissajous orbit insertion maneuver, entering an elliptical orbit about on November 16, 2001. "Genesis" exposed its collector arrays on December 3, and began collecting solar wind particles. The collection process ended after 850 days, on April 1, 2004, with the spacecraft completing five halo loops around . "Genesis" began its return to Earth on April 22, 2004. The return phase included an orbital detour toward the Earth so that the craft could be recovered during the daytime, as a direct approach would have forced it to be recovered at night. After completing one halo loop about , the "Genesis" sample return capsule separated from the spacecraft bus and returned to Earth for the planned recovery on September 8, 2004.
https://en.wikipedia.org/wiki?curid=187407
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But by late January 1950, Smyth's position on the question was wavering towards being in favor of moving forward with development. In any case, on January 31, 1950, Truman decided to authorize a hydrogen bomb program. Smyth became a supporter of the weapon, and in February 1950, endorsed a specific program for the future production of H-bombs. In his autobiography, Smyth's Princeton colleague John Archibald Wheeler recalled that Smyth recruited him to the hydrogen bomb project and expressed support for the project in response to the Soviet test. Indeed, by the time of that test Smyth was looking for ways to use a successful thermonuclear explosion's psychological impact to benefit American foreign policy aims. Urged by a journal editor to publish his recollections of the H-bomb decision, Smyth drafted several attempts at an article but eventually abandoned it. Nonetheless, in subsequent years Smyth became defensive about his shift in position on the hydrogen bomb, saying that he had maintained a consistent thought process regarding it and that once his questions about the utility of the weapon had been resolved, his conclusion about the question changed accordingly.
https://en.wikipedia.org/wiki?curid=1225199
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FAD has a more positive reduction potential than NAD+ and is a very strong oxidizing agent. The cell utilizes this in many energetically difficult oxidation reactions such as dehydrogenation of a C-C bond to an alkene. FAD-dependent proteins function in a large variety of metabolic pathways including electron transport, DNA repair, nucleotide biosynthesis, beta-oxidation of fatty acids, amino acid catabolism, as well as synthesis of other cofactors such as CoA, CoQ and heme groups. One well-known reaction is part of the citric acid cycle (also known as the TCA or Krebs cycle); succinate dehydrogenase (complex II in the electron transport chain) requires covalently bound FAD to catalyze the oxidation of succinate to fumarate by coupling it with the reduction of ubiquinone to ubiquinol. The high-energy electrons from this oxidation are stored momentarily by reducing FAD to FADH. FADH then reverts to FAD, sending its two high-energy electrons through the electron transport chain; the energy in FADH is enough to produce 1.5 equivalents of ATP by oxidative phosphorylation. Some redox flavoproteins non-covalently bind to FAD like Acetyl-CoA-dehydrogenases which are involved in beta-oxidation of fatty acids and catabolism of amino acids like leucine (isovaleryl-CoA dehydrogenase), isoleucine, (short/branched-chain acyl-CoA dehydrogenase), valine (isobutyryl-CoA dehydrogenase), and lysine (glutaryl-CoA dehydrogenase). Additional examples of FAD-dependent enzymes that regulate metabolism are glycerol-3-phosphate dehydrogenase (triglyceride synthesis) and xanthine oxidase involved in purine nucleotide catabolism. Noncatalytic functions that FAD can play in flavoproteins include as structural roles, or involved in blue-sensitive light photoreceptors that regulate biological clocks and development, generation of light in bioluminescent bacteria.
https://en.wikipedia.org/wiki?curid=1491100
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Following the Japanese invasion on 8 December 1941, the 8th Division and its attached Indian Army units was assigned responsibility for the defence of Johore in the south of Malaya. As a result, it did not see action until mid-January 1942 when Japanese spearheads first reached the state, having pushed back the British and Indian units defending the northern parts of the peninsula. By this time, the division's two brigades had been split up, with the 22nd having been deployed around Mersing and Endau on the east coast and the 27th in the west. The division's first engagement came on the west coast around Muar on 14 January, where the Japanese Twenty-Fifth Army was able to outflank the Commonwealth positions due to Bennett misdeploying the forces under his command so that the weak Indian 45th Brigade was assigned the crucial coastal sector and the stronger Australian brigades were deployed in less threatened areas. While the Commonwealth forces in Johore achieved a number of local tactical victories, most notably around Gemas, Bakri, and Jemaluang, they were unable to do more than slow the Japanese advance and suffered heavy casualties in doing so. After being outmanoeuvred by the Japanese, the remaining Commonwealth units withdrew to Singapore on the night of 30–31 January.
https://en.wikipedia.org/wiki?curid=22738876
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This scenario was of deep concern to the United States Air Force. If the role of the nuclear missile was to ride out a first strike and ensure a counterstrike, then the Navy might be handed the mission outright. Looking for a new role, the Air Force began to turn their attention away from the deterrent role toward counterforce. Continued work on the Minuteman led to the Minuteman II specification, set in 1962. The new version included two key improvements. One was the new NS-17 inertial navigation system, which improved the CEP to , enough to allow it to attack hardened targets. Just as important, the guidance system allowed for the inclusion of eight pre-selected targets. This allowed the force to ride out a Soviet first strike, select the appropriate enemy targets, military or civilian, and launch. Against a limited attack, it offered the US a major strategic advantage. Of course, the Soviets could also improve their own system's CEP and turn all of their missiles into counterforce weapons as well. With the ICBM force now critical to the strategic mission, the Air Force became increasingly interested in new ways to keep the missiles safe from such an attack.
https://en.wikipedia.org/wiki?curid=201975
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The Mediterranean Diet refers to naturally occurring foods native to Greece, Italy and Spain before globalization of food products in the 20th century. The diet includes relatively high consumption of fruit, vegetables, olive oil, legumes, whole grains and moderate amounts of red wine. Foods with increased fat and dairy are minimally consumed. Countless nutritional genomics studies have pointed towards the Mediterranean Diet to be most nutritionally beneficial. It has been positively linked towards decreased mortality by providing protective agents against metabolic diseases, cardiovascular disease and several types of cancer. These benefits are due to the abundance of dietary bioactive compounds present in Mediterranean staples. Examples of this include "Curcuma longa" (turmeric), Resveratrol, Lycopene, Capsaicin, Quercetin, and polyphenols in Extra Virgin Olive Oil. Each of these bioactive compounds, along with several others, interact with the body's cellular and molecular function, gene expression and epigenome to prevent angiogenesis and the development of neurodegenerative disease.
https://en.wikipedia.org/wiki?curid=1843196
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The Weald Clay Formation consists of sediments of Hauterivian (Lower Weald Clay) to Barremian (Upper Weald Clay) age, about 130–125 million years old. The "B. walkeri" holotype was found in the latter, in clay representing non-marine still water, which has been interpreted as a fluvial or mudflat environment with shallow water, lagoons, and marshes. During the Early Cretaceous, the Weald area of Surrey, Sussex, and Kent was partly covered by the large, fresh-to-brackish water Wealden Lake. Two large rivers drained the northern area (where London now stands), flowing into the lake through a river delta; the Anglo-Paris Basin was in the south. Its climate was sub-tropical, similar to the present Mediterranean region. Since the Smokejacks Pit consists of different stratigraphic levels, fossil taxa found there are not necessarily contemporaneous. Dinosaurs from the locality include the ornithopods "Mantellisaurus", "Iguanodon", and small sauropods. Other vertebrates from the Weald Clay include crocodiles, pterosaurs, lizards (such as "Dorsetisaurus"), amphibians, sharks (such as "Hybodus"), and bony fishes (including "Scheenstia"). Members of ten orders of insects have been identified, including "Valditermes", "Archisphex", and "Pterinoblattina". Other invertebrates include ostracods, isopods, conchostracans, and bivalves. The plants "Weichselia" and the aquatic, herbaceous "Bevhalstia" were common. Other plants found include ferns, horsetails, club mosses, and conifers.
https://en.wikipedia.org/wiki?curid=1091918
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As reviewed by Kovacevic et al., NDRG1 is a potent, iron-regulated growth and metastasis suppressor that was found to be negatively correlated with cancer progression in a number of tumors, including prostate, pancreatic, breast, and colon cancers. NDRG1 has marked anti-oncogenic activity, being associated with decreased cell proliferation, migration, invasion, and angiogenesis. The molecular functions of NDRG1 affect numerous signaling pathways that regulate cancer cell proliferation, invasion, angiogenesis, and migration. Specifically, NDRG1 inhibits the oncogenic RAS, c-Src, phosphatidylinositol 3-kinase (PI3K), WNT, ROCK1/pMLC2, and nuclear factor-light chain enhancer of activated B cell (NF-B) pathways, while promoting expression of key tumor-suppressive molecules including phosphatase and tensin homolog, E-cadherin, and mothers against decapentaplegic homolog 4 (SMAD4). Through its effects on E-cadherin and beta-catenin, which form the adherens junction and promote cell adhesion, NDRG1 also inhibits the epithelial to mesenchymal transition, an initial key step in metastasis.
https://en.wikipedia.org/wiki?curid=14725458
1,928,689
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Pitt first sponsored varsity men's basketball in 1905 and became an early national power after winning two Helms Foundation National Championships in 1927–28 and 1929–30. Those teams, coached by the innovative and legendary Naismith Hall of Fame inductee "Doc" Carlson, were led by National Player of the Year and Hall of Famer Charlie Hyatt. Following a Final Four appearance in 1941, Pitt appeared in a handful of NCAA tournaments throughout the 1950s, 1960s, and 1970s, including an Elite Eight appearance in 1974 led by All-American Billy Knight. Pitt joined the Big East Conference in 1982, and by the end of the decade had secured a pair of Big East regular season championships led by All-Americans Charles Smith and Jerome Lane. In the 2000s (decade), led by coach Jamie Dixon, an era of consistent national and conference competitiveness has been achieved, including reaching the number one ranking in various national polls. Since 2002, Pitt has appeared in eleven NCAA tournaments advancing to five Sweet Sixteens and an Elite Eight. During this time, prior to joining the Atlantic Coast Conference in 2013, Pitt and has won three Big East regular season championships, two Big East Tournament Championships, and has advanced to six Big East Tournament Championship games.
https://en.wikipedia.org/wiki?curid=239870
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The climax of Analysis came with Wilamowitz, who published "Homerische Untersuchungen" ("Homeric studies") in 1884 and "Die Heimkehr des Odysseus" ("The homecoming of Odysseus") in 1927. The "Odyssey", he argued, was compiled about 650 BCE or later from three separate poems by a "Bearbeiter" (editor). Subsequent Analysts often referred to the hypothesised "Bearbeiter" as the "B-poet" (and the original genius, Homer himself, was sometimes the "A-poet"). Wilamowitz' examination of the relationship between these three layers of the "Odyssey", further complicated by later, minor, interpolations, is enormously detailed and complex. One of the three poems, the "old "Odyssey"" (most of books 5-14 and 17-19) had in turn been compiled by a "Redaktor" from three even earlier poems, two of which had originally been parts of longer poems. Like most other scholars caught up in the opposition between Analysis and Unitarianism, Wilamowitz equated poetry that he thought poor with late interpolations. But Wilamowitz set such a high standard in the sophistication of his analysis that 20th century Analysts seem to have found difficulty in moving forward from where Wilamowitz left off; and over the course of the following decades attention drifted away, particularly in the English-speaking world.
https://en.wikipedia.org/wiki?curid=4076302
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Sport psychology is a specialization within psychology that seeks to understand psychological/mental factors that affect performance in sports, physical activity and exercise and apply these to enhance individual and team performance. The sport psychology approach differs from the coaches and players perspective. Coaches tend to narrow their focus and energy towards the end-goal. They are concerned with the actions that lead to the win, as opposed to the sport psychologist who tries to focus the players thoughts on just achieving the win. Sport psychology trains players mentally to prepare them, whereas coaches tend to focus mostly on physical training. Sport psychology deals with increasing performance by managing emotions and minimizing the psychological effects of injury and poor performance. Some of the most important skills taught are goal setting, relaxation, visualization, self-talk awareness and control, concentration, using rituals, attribution training, and periodization. The principles and theories may be applied to any human movement or performance tasks (e.g., playing a musical instrument, acting in a play, public speaking, motor skills). Usually, experts recommend that students be trained in both kinesiology (i.e., sport and exercise sciences, physical education) and counseling.
https://en.wikipedia.org/wiki?curid=326313
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The original material for the "Wings of Liberty" soundtrack spans approximately four hours. Brower has said in interviews that his team was consciously seeking a film-score feel for "StarCraft II". In a short commentary provided for Blizzard, he recounted that the orchestral music for "StarCraft II: Wings of Liberty" was performed by 78 members of the San Francisco Symphony and Opera and recorded at the Skywalker stage at the Lucasfilm Ranch in Marin County, California, under the name 'Skywalker Symphony Orchestra', conducted by Eímear Noone. Brower also recalled the use of a 32-voice choir in Seattle, Washington. Both these recording sessions were mixed by John Kurlander, who had previously worked on Peter Jackson's "The Lord of the Rings" and The Beatles' "Abbey Road". The Terran country and blues pieces were recorded at Dreamland studio in Woodstock, New York and performed by members of Peter Gabriel's band, including bassist Tony Levin and drummer Jerry Marotta. Remaining pieces were recorded at the Blizzard studios, performed by musicians such as Laurence Juber (formerly of Wings) and Tommy Morgan. The soundtrack also contains John Bacchus Dykes and William Whiting's hymn "Eternal Father, Strong to Save" (1860).
https://en.wikipedia.org/wiki?curid=14271726
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Unevenly spaced time series naturally occur in many industrial and scientific domains: natural disasters such as earthquakes, floods, or volcanic eruptions typically occur at irregular time intervals. In observational astronomy, measurements such as spectra of celestial objects are taken at times determined by weather conditions, availability of observation time slots, and suitable planetary configurations. In clinical trials (or more generally, longitudinal studies), a patient's state of health may be observed only at irregular time intervals, and different patients are usually observed at different points in time. Wireless sensors in the Internet of things often transmit information only when a state changes to conserve battery life. There are many more examples in climatology, ecology, high-frequency finance, geology, and signal processing.
https://en.wikipedia.org/wiki?curid=34321107
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The "Arthashastra" lists recipes for explosive and inflammable powder called 'agnisamyogas' or 'agniyoga' which J.R. Partington notes are very similar to gunpowder recipes quoted in Chinese, Arabic and European texts. However they do not contain saltpetre. A. Kalyanamaran argues that sulphur was not needed to create gunpowder and nitre could be obtained from fermented dung mentioned in the ingredients. The Greek historian Philostratos cites a letter written by Alexander saying that the reason why the Greek army refrained from advancing from Hydaspis to Ganges was because of the frightful dangers it encountered when people of Oxydraces threw flaming thunderbolts from the top of their forts. H. Wilkinson, who also believes Greek Fire was first discovered by the Indians, considers this as the earliest evidence of gunpowder in the world. According to J. Backman, gunpowder was invented in India and brought to Europe by Muslims. A device in the "Arthashastra" called ulka is used as a shower of firebrand which makes a thunder sound (or noise of drumming) in the sky which according to the "Arthashastra" is used by astrologists to show it to the enemy subjects on the day of their birth star. Authors such as A 7th century Chinese text mentions that people in northwest India were familiar with saltpetre and used it to produce purple flames.
https://en.wikipedia.org/wiki?curid=61793153
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ITP3K plays a role in regulating or cooperating with intracellular calcium signals that occur following the liberation of inositol trisphosphate. In this pathway, either a G-protein coupled receptor (GPCR) or receptor tyrosine kinase (RTK) is activated by an extracellular ligand-binding event. Initiation of the pathway leads to an activated G-alpha subunit of a heterotrimeric G protein (in the case of GPCR-mediated signal transduction) or autophoshorylation of RTK cytoplasmic domains (in the case of RTK-mediated signal transduction). These intracellular events eventually lead to activation of phospholipase C (PLC), which cleaves the phospholipid PIP2 into diacylglycerol (DAG) and inositol 1,4,5-trisphosphate (IP). DAG remains associated with the plasma membrane, while IP is released into the cytoplasm. IP then diffuses through the cytosol and binds to IP receptors on the endoplasmic reticulum or sarcoplasmic reticulum, resulting in the opening of a membrane channel and an influx of calcium ions into the cytoplasm. Calcium serves as a second messenger for various downstream cellular events including glycogen metabolism, muscle contraction, neurotransmitter release, and transcriptional regulation. Therefore, calcium homeostasis is essential for proper cell function and response to extracellular signals.
https://en.wikipedia.org/wiki?curid=14678981
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Noted alumni include self-help author Peter McWilliams, Nat Goldhaber, an original founder of the University, ufologist Jeff Peckman who attended for one year, and Ron Parker, a Canadian Natural Law Party candidate who received his PhD in physics from MIU. Author John Gray has been called an alumnus of MIU, but other sources list him as an alumnus of Maharishi European Research University (MERU) in Switzerland. Other alumni include Chris Hartnett, CEO of USA Global Link, who received his BA from MIU, Michael C. Dimick, a Natural Law Party candidate who received his MBA degree, Jennie Rothenberg-Gritz who is a senior editor at "The Atlantic" and video game developer Mike Zak, who received his masters degree in digital media from the university. In 1994, the son of Mozambique's president, Joaquim Chissano, and several children of the country's Cabinet members, attended the university on scholarships. Ashley Deans, executive director of Maharishi School of the Age of Enlightenment. Bevan Morris, former president of Maharishi International University. David Orme-Johnson, researcher, former professor at Maharishi International University.
https://en.wikipedia.org/wiki?curid=271937
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NMR involves the quantum-mechanical properties of the central core ("nucleus") of the atom. These properties depend on the local molecular environment, and their measurement provides a map of how the atoms are linked chemically, how close they are in space, and how rapidly they move with respect to each other. These properties are fundamentally the same as those used in the more familiar magnetic resonance imaging (MRI), but the molecular applications use a somewhat different approach, appropriate to the change of scale from millimeters (of interest to radiologists) to nanometers (bonded atoms are typically a fraction of a nanometer apart), a factor of a million. This change of scale requires much higher sensitivity of detection and stability for long term measurement. In contrast to MRI, structural biology studies do not directly generate an image, but rely on complex computer calculations to generate three-dimensional molecular models.
https://en.wikipedia.org/wiki?curid=3654507
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One period of the video game industry that has received a great deal of attention is up through the 1980s. As a result of the video game crash of 1983, many companies involved in developing games folded or were acquired by other companies. In this process, the source code for many games prior to the crash were lost or destroyed, leaving only previously sold copies of games on their original format as evidence of their existence. Even of companies that survived the crash, long-term planning towards preservation was not always a consideration. Both Nintendo and Sega are considered part of the few companies from this period known to have actively worked to backup and retain their games, even those that were cancelled or unreleased, over time. Code and assets can be lost during consolidation of companies or similar business activities; for example the assets for the 1997 "Blade Runner" game were lost when Electronic Arts had physically moved Westwood Studios following their acquisition, making it difficult for Night Dive Studios to attempt a remaster of the game around 2020. Another example includes the original code and art asset files for "Starcraft (1998)", which were lost during the development for "". As a result, the sprites had to be redone from scratch.
https://en.wikipedia.org/wiki?curid=53537897
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Phosphine can be absorbed into the body by inhalation. Direct contact with phosphine liquid – although unlikely to occur – may cause frostbite, like other cryogenic liquids. The main target organ of phosphine gas is the respiratory tract. According to the 2009 U.S. National Institute for Occupational Safety and Health (NIOSH) pocket guide, and U.S. Occupational Safety and Health Administration (OSHA) regulation, the 8 hour average respiratory exposure should not exceed 0.3 ppm. NIOSH recommends that the short term respiratory exposure to phosphine gas should not exceed 1 ppm. The Immediately Dangerous to Life or Health level is 50 ppm. Overexposure to phosphine gas causes nausea, vomiting, abdominal pain, diarrhea, thirst, chest tightness, dyspnea (breathing difficulty), muscle pain, chills, stupor or syncope, and pulmonary edema. Phosphine has been reported to have the odor of decaying fish or garlic at concentrations below 0.3 ppm. The smell is normally restricted to laboratory areas or phosphine processing since the smell comes from the way the phosphine is extracted from the environment. However, it may occur elsewhere, such as in industrial waste landfills. Exposure to higher concentrations may cause olfactory fatigue.
https://en.wikipedia.org/wiki?curid=264583
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Felix Pifano (San Felipe, Yaracuy, May 1, 1912 – August 8, 2003) was a Venezuelan physician and researcher, graduated in the Central University of Venezuela (1935) and laureate of the National Academy of Medicine in Paris. Back in Yaracuy he practiced tropical medicine with Enrique Tejera in the institute that he had founded 10 years earlier, treating diseases such as leishmaniasis, tuberculosis, diarrhea, and malaria. Together with Arnoldo Gabaldón he traveled through Central America in 1938 to follow the work of the Rockefeller Foundation in Costa Rica and Panama. With this training he worked with Gabaldón in the newly created Venezuelan Institute of Malariology, leading the effort to eradicate the yellow fever of Venezuela. In that position, along with Martín Mayer founded the research section of the National Institute of Hygiene in Caracas. In his recently founded section he studied Chagas disease, "Trypanosoma rangeli", cutaneous and visceral leishmaniasis, intestinal and hepatic amebiasis, schistosomiasis, onchocerciasis, Systematic mycoses, malnutrition and poisonous animals. During the dictatorship of Marcos Perez Jiménez signed a document prepared by Arturo Uslar Pietri that forces him to exile in Mexico, where he studied cardiology. With the fall of the Venezuelan dictator, Pifano returned to Venezuela and founded the Institute of Tropical Medicine of the UCV and directed it for almost 50 years. This institute earned him immense affection from his disciples and respect in all spheres of national society.
https://en.wikipedia.org/wiki?curid=29302481
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Debris flows can be triggered by intense rainfall or snowmelt, by dam-break or glacial outburst floods, or by landsliding that may or may not be associated with intense rain or earthquakes. In all cases the chief conditions required for debris flow initiation include the presence of slopes steeper than about 25 degrees, the availability of abundant loose sediment, soil, or weathered rock, and sufficient water to bring this loose material to a state of almost complete saturation (with all the pore space filled). Debris flows can be more frequent following forest and brush fires, as experience in southern California demonstrates. They pose a significant hazard in many steep, mountainous areas, and have received particular attention in Japan, China, Taiwan, USA, Canada, New Zealand, the Philippines, the European Alps, Russia, and Kazakhstan. In Japan a large debris flow or landslide is called "yamatsunami" (), literally "mountain tsunami".
https://en.wikipedia.org/wiki?curid=4415356
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Aptamers may be particularly useful for environmental science proteomics. Antibodies, like other proteins, are more difficult to sequence than nucleic acids. They are also costly to maintain and produce, and are at constant risk of contamination, as they are produced via cell culture or are harvested from animal serum. For this reason, researchers interested in little-studied proteins and species may find that companies will not produce, maintain, or adequately validate the quality of antibodies against their target of interest. By contrast, aptamers are simple to sequence and cost nothing to maintain, as their exact structure can be stored digitally and synthesized on demand. This may make them more economically feasible as research tools for underfunded biological research subjects. Aptamers exist for plant compounds, such as theophylline (found in tea) and abscisic acid (a plant immune hormone). An aptamer against a-amanitin (the toxin that causes lethal "Amanita" poisoning) has been developed, an example of an aptamer against a mushroom target.
https://en.wikipedia.org/wiki?curid=1970691
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Engineering is quite different from science. Scientists try to understand nature. Engineers try to make things that do not exist in nature. Engineers stress innovation and invention. To embody an invention the engineer must put his idea in concrete terms, and design something that people can use. That something can be a complex system, device, a gadget, a material, a method, a computing program, an innovative experiment, a new solution to a problem, or an improvement on what already exists. Since a design has to be realistic and functional, it must have its geometry, dimensions, and characteristics data defined. In the past engineers working on new designs found that they did not have all the required information to make design decisions. Most often, they were limited by insufficient scientific knowledge. Thus they studied mathematics, physics, chemistry, biology and mechanics. Often they had to add to the sciences relevant to their profession. Thus engineering sciences were born.
https://en.wikipedia.org/wiki?curid=9251
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Accessibility for individual developers can also be a problem. In order to customize the model for new use cases that are not included in the dataset such as generating anime characters ("waifu diffusion"), new data and further training are required. Fine-tuned adaptations of Stable Diffusion created through additional retraining have been used for a variety of different use-cases, from medical imaging to algorithmically-generated music. However, this fine-tuning process is sensitive to the quality of new data; low resolution images or different resolutions from the original data can not only fail to learn the new task but degrade the overall performance of the model. Even when the model is additionally trained on high quality images, it is difficult for individuals to run models in consumer electronics. For example, the training process for waifu-diffusion requires a minimum 30 GB of VRAM, which exceeds the usual resource provided in consumer GPUs, such as Nvidia’s GeForce 30 series having around 12 GB.
https://en.wikipedia.org/wiki?curid=71642695
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Even though some pediatric works existed during this time, they were scarce and rarely published due to a lack of knowledge in pediatric medicine. "Sushruta Samhita" an ayurvedic text, composed during the sixth century BC contains the text about pediatrics. Another ayurvedic text from this period is "Kashyapa Samhita". A second century AD manuscript by the Greek physician and gynecologist Soranus of Ephesus dealt with neonatal pediatrics. Byzantine physicians Oribasius, Aëtius of Amida, Alexander Trallianus, and Paulus Aegineta contributed to the field. The Byzantines also built "brephotrophia" (crêches). Islamic Golden Age writers served as a bridge for Greco-Roman and Byzantine medicine and added ideas of their own, especially Haly Abbas, Yahya Serapion, Abulcasis, Avicenna, and Averroes. The Persian philosopher and physician al-Razi (865–925), sometimes called the father of pediatrics, published a monograph on pediatrics titled "Diseases in Children". Also among the first books about pediatrics was "Libellus [Opusculum] de aegritudinibus et remediis infantium" 1472 ("Little Book on Children Diseases and Treatment"), by the Italian pediatrician Paolo Bagellardo. In sequence came Bartholomäus Metlinger's "Ein Regiment der Jungerkinder" 1473, Cornelius Roelans (1450–1525) no title Buchlein, or Latin compendium, 1483, and Heinrich von Louffenburg (1391–1460) "Versehung des Leibs" written in 1429 (published 1491), together form the "Pediatric Incunabula", four great medical treatises on children's physiology and pathology.
https://en.wikipedia.org/wiki?curid=23593
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After his mandatory retirement at the age of 67 as Professor of Economics at Cambridge, Singh was appointed Director of Research at the Cambridge Endowment for Research in Finance (CERF). Since then, Singh was actively engaged in the lecturing and teaching programme of the Centre for Development Studies in Cambridge. In 2011, Singh was the fifth holder of the prestigious Tun Ismail Ali Chair at the University of Malaya. In 2012, he was appointed to the highly prestigious Chair, named after the current Indian Prime Minister, Dr Manmohan Singh. He has been a senior economic adviser to the governments of Mexico and Tanzania and has advised almost all of the UN developmental agencies, including the International Labour Organization, United Nations Conference on Trade and Development, UNIDO, the World Bank and the International Finance Corporation. Singh was elected an Academician of the UK Academy of Social Sciences in 2004. In 2008, he was inducted into the Hall of Fame of the Department of Economics of Howard University, Washington, D.C., and in November 2010 he received the Glory of India Award for ‘individual excellence, excellent performance and outstanding contribution for the progress of the nation and worldwide’.
https://en.wikipedia.org/wiki?curid=31314798
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