id int64 580 79M | url stringlengths 31 175 | text stringlengths 9 245k | source stringlengths 1 109 | categories stringclasses 160
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|---|---|---|---|---|---|
2,483,141 | https://en.wikipedia.org/wiki/Homoleptic%20and%20heteroleptic%20compounds | In inorganic chemistry, a homoleptic chemical compound is a metal compound with all ligands identical. The term uses the "homo-" prefix to indicate that something is the same for all. Any metal species which has more than one type of ligand is heteroleptic.
Some compounds with names that suggest that they are homolept... | Homoleptic and heteroleptic compounds | Chemistry | 389 |
2,576,885 | https://en.wikipedia.org/wiki/Field-replaceable%20unit | A field-replaceable unit (FRU) is a printed circuit board, part, or assembly that can be quickly and easily removed from a computer or other piece of electronic equipment, and replaced by the user or a technician without having to send the entire product or system to a repair facility. FRUs allow a technician lacking i... | Field-replaceable unit | Technology,Engineering | 525 |
2,227,469 | https://en.wikipedia.org/wiki/Lake%20retention%20time | Lake retention time (also called the residence time of lake water, or the water age or flushing time) is a calculated quantity expressing the mean time that water (or some dissolved substance) spends in a particular lake. At its simplest, this figure is the result of dividing the lake volume by the flow in or out of th... | Lake retention time | Biology,Environmental_science | 895 |
14,875,341 | https://en.wikipedia.org/wiki/40S%20ribosomal%20protein%20S10 | 40S ribosomal protein S10 is a protein that in humans is encoded by the RPS10 gene.
Function
Ribosomes, the organelles that catalyze protein synthesis, consist of a small 40S subunit and a large 60S subunit. Together these subunits are composed of 4 RNA species and approximately 80 structurally distinct proteins. Th... | 40S ribosomal protein S10 | Chemistry | 256 |
30,748,681 | https://en.wikipedia.org/wiki/SHOX2 | Short-stature homeobox 2, also known as homeobox protein Og12X or paired-related homeobox protein SHOT, is a protein that in humans is encoded by the SHOX2 gene.
Function
SHOX2 is a member of the homeobox family of genes that encode proteins containing a 60-amino acid residue motif that represents a DNA-binding doma... | SHOX2 | Chemistry,Biology | 253 |
77,638,545 | https://en.wikipedia.org/wiki/JTK-109 | JTK-109 is an antiviral drug which acts as a NS5B RNA-dependent RNA polymerase inhibitor. It was initially developed for the treatment of Hepatitis C, but also shows activity against caliciviruses such as norovirus.
References
4-Chlorophenyl compounds
Antiviral drugs
Benzoic acids
Pyrrolidones
Benzimidazoles
Fluorob... | JTK-109 | Biology | 92 |
38,017,461 | https://en.wikipedia.org/wiki/Extension%20Poly%28A%29%20Test | The extension Poly(A) Test (ePAT) describes a method to determine the poly(A) tail lengths of mRNA molecules. It was developed and described by A. Jänicke et al. in 2012.
The method consists of three separate steps: in the first step, the poly-adenylated RNA is hybridised to a DNA oligonucleotide featuring a poly-deox... | Extension Poly(A) Test | Chemistry,Biology | 327 |
11,409,697 | https://en.wikipedia.org/wiki/Wildlife%20of%20Malawi | The wildlife of Malawi is composed of the flora and fauna of the country. Malawi is a landlocked country in southeastern Africa, with Lake Malawi taking up about a third of the country's area. It has around 187 species of mammal, some 648 species of birds have been recorded in the country and around 500 species of fish... | Wildlife of Malawi | Biology | 1,414 |
33,742,973 | https://en.wikipedia.org/wiki/ND%20experiment | Neutral Detector (ND) is a detector for particle physics experiments created by the team of physicists in the
Budker Institute of Nuclear Physics, Novosibirsk, Russia.
Experiments with the ND were conducted from 1982 to 1987 at the e+e− storage ring VEPP-2M in the energy range 2E=0.5-1.4 GeV.
Physics
At the begi... | ND experiment | Physics,Technology,Engineering | 610 |
2,218,269 | https://en.wikipedia.org/wiki/Polymersome | In biotechnology, polymersomes are a class of artificial vesicles, tiny hollow spheres that enclose a solution. Polymersomes are made using amphiphilic synthetic block copolymers to form the vesicle membrane, and have radii ranging from 50 nm to 5 μm or more. Most reported polymersomes contain an aqueous solution in th... | Polymersome | Chemistry,Materials_science,Biology | 861 |
13,675,989 | https://en.wikipedia.org/wiki/Nikolas%20Rose | Nikolas Rose is a British sociologist and social theorist. He is Distinguished Honorary Professor at the Research School of Social Sciences, in the College of Arts and Social Sciences at the Australian National University and Honorary Professor at the Institute of Advanced Studies at University College London. From Ja... | Nikolas Rose | Biology | 2,376 |
1,802,422 | https://en.wikipedia.org/wiki/Electronic%20article%20surveillance | Electronic article surveillance (EAS) is a type of system used to prevent shoplifting from retail stores, pilferage of books from libraries, or unwanted removal of properties from office buildings. EAS systems typically consist of two components: EAS antennas and EAS tags or labels. EAS tags are attached to merchandise... | Electronic article surveillance | Technology | 3,809 |
2,312,185 | https://en.wikipedia.org/wiki/Missile%20Datcom | Missile DATCOM is a widely used semi-empirical datasheet component build-up method for the prediction of missile aerodynamic coefficients. It is an example of an engineering aeroprediction method which can be used to generate an aerodynamic database of the vehicle’s aerodynamic coefficients at various flight conditions... | Missile Datcom | Chemistry,Engineering | 137 |
7,138,038 | https://en.wikipedia.org/wiki/Calsequestrin | Calsequestrin is a calcium-binding protein that acts as a calcium buffer within the sarcoplasmic reticulum. The protein helps hold calcium in the cisterna of the sarcoplasmic reticulum after a muscle contraction, even though the concentration of calcium in the sarcoplasmic reticulum is much higher than in the cytosol.... | Calsequestrin | Biology | 669 |
11,899,236 | https://en.wikipedia.org/wiki/Diallel%20cross | A diallel cross is a mating scheme used by plant and animal breeders, as well as geneticists, to investigate the genetic underpinnings of quantitative traits.
In a full diallel, all parents are crossed to make hybrids in all possible combinations. Variations include half diallels with and without parents, omitting rec... | Diallel cross | Biology | 226 |
5,989,904 | https://en.wikipedia.org/wiki/Earcon | An earcon is a brief, distinctive sound that represents a specific event or conveys other information. Earcons are a common feature of computer operating systems and applications, ranging from a simple beep to indicate an error, to the customizable sound schemes of modern operating systems that indicate startup, shutdo... | Earcon | Technology,Engineering | 534 |
3,712,179 | https://en.wikipedia.org/wiki/Glycol%20ethers | Glycol ethers are a class of chemical compounds consisting of alkyl ethers that are based on glycols such as ethylene glycol or propylene glycol. They are commonly used as solvents in paints and cleaners. They have good solvent properties while having higher boiling points than the lower-molecular-weight ethers and alc... | Glycol ethers | Chemistry | 1,212 |
2,449,259 | https://en.wikipedia.org/wiki/Guillermo%20Owen | Guillermo Owen (born 1938) is a Colombian mathematician, and professor of applied mathematics at the Naval Postgraduate School in Monterey, California, known for his work in game theory. He is also the son of the Mexican poet and diplomat Gilberto Owen.
Biography
Guillermo Owen was born May 4, 1938, in Bogotá, Colomb... | Guillermo Owen | Mathematics | 487 |
1,126,110 | https://en.wikipedia.org/wiki/Photosystem%20II | Photosystem II (or water-plastoquinone oxidoreductase) is the first protein complex in the light-dependent reactions of oxygenic photosynthesis. It is located in the thylakoid membrane of plants, algae, and cyanobacteria. Within the photosystem, enzymes capture photons of light to energize electrons that are then tran... | Photosystem II | Chemistry,Biology | 1,562 |
64,694,941 | https://en.wikipedia.org/wiki/Prix%20Paul%20Langevin | The prix Paul-Langevin is a prize created in 1956 and named in honor of Paul Langevin. It has been awarded each year since 1957 by the Société française de physique (SFP). The prize honors French physicists for work in theoretical physics.
The prix Paul Langevin should not be confused with the , which is a prize awar... | Prix Paul Langevin | Technology | 422 |
1,898,396 | https://en.wikipedia.org/wiki/Chrome%20yellow | Chrome yellow is a bright, warm yellow pigment that has been used in art, fashion, and industry. It is the premier orange pigment for many applications.
Production of chrome yellow and related pigments
The raw pigment precipitates as a fine solid upon mixing lead(II) salts and a source of chromate. Approximately 90,00... | Chrome yellow | Chemistry | 1,049 |
66,224,377 | https://en.wikipedia.org/wiki/Tempo%20Automation | Tempo Automation was an American electronics development and manufacturing company based in San Francisco, California.
History
Tempo was founded in 2013 by Jeff McAlvay, Jesse Koenig, and Shashank Samala. They started manufacturing customer orders through their platform in 2016.
In 2015, the company raised $8 million... | Tempo Automation | Engineering | 302 |
9,683,947 | https://en.wikipedia.org/wiki/Stone%20sculpture | A stone sculpture is an object made of stone which has been shaped, usually by carving, or assembled to form a visually interesting three-dimensional shape. Stone is more durable than most alternative materials, making it especially important in architectural sculpture on the outside of buildings.
Stone carving i... | Stone sculpture | Engineering | 2,142 |
31,586,643 | https://en.wikipedia.org/wiki/Policies%20promoting%20wireless%20broadband%20in%20the%20United%20States | Policies promoting wireless broadband are policies, rules, and regulations supporting the "National Wireless Initiative", a plan to bring wireless broadband Internet access to 98% of Americans.
Spectrum is limited and much of it already in use. This raises the issue of space and strength of supporting the network. The... | Policies promoting wireless broadband in the United States | Technology,Engineering | 4,401 |
32,634,940 | https://en.wikipedia.org/wiki/Polbase | Polbase (DNA Polymerase Database) is an open repository of DNA polymerase information. Polbase captures information from published research on polymerase activity, and presents it in context with related work. Polbase indexes over 5,000 references from the 1950s to the present and includes hundreds of polymerases an... | Polbase | Chemistry,Biology | 463 |
2,979,876 | https://en.wikipedia.org/wiki/Apollodorus%20%28painter%29 | Apollodorus Skiagraphos () was an influential Ancient Greek painter of the 5th century BC whose work has since been entirely lost. Apollodorus left a technique behind known as skiagraphia, a way to easily produce shadow, that affected the works not only of his contemporaries but also of later generations. This shading ... | Apollodorus (painter) | Physics | 1,956 |
30,075,351 | https://en.wikipedia.org/wiki/Machine-generated%20data | Machine-generated data is information automatically generated by a computer process, application, or other mechanism without the active intervention of a human. While the term dates back over fifty years, there is some current indecision as to the scope of the term. Monash Research's Curt Monash defines it as "data tha... | Machine-generated data | Technology | 539 |
9,548,739 | https://en.wikipedia.org/wiki/Feynman%20Prize%20in%20Nanotechnology | The Feynman Prize in Nanotechnology is an award given by the Foresight Institute for significant advances in nanotechnology. Two prizes are awarded annually, in the categories of experimental and theoretical work. There is also a separate challenge award for making a nanoscale robotic arm and 8-bit adder.
Overview
T... | Feynman Prize in Nanotechnology | Materials_science,Engineering | 537 |
2,225,351 | https://en.wikipedia.org/wiki/Epsilon%20Leonis | Epsilon Leonis (ε Leo, ε Leonis) is the fifth-brightest star in the constellation Leo, consistent with its Bayer designation Epsilon. It is known as Algenubi or Ras Elased Australis. Both names mean "the southern star of the lion's head". Australis is Latin for "southern" and Genubi is Arabic for "south".
Properties
... | Epsilon Leonis | Astronomy | 382 |
68,407,718 | https://en.wikipedia.org/wiki/Fucophycidae | Fucophycidae is a subclass of Phaeophyceae (brown algae) which contains the most complex and evolved orders of Chromista algae. The members of this subclass have stalks with several morphological forms and distinct structures, characterized by an intercalary growth and a basic heteromorphic, sometimes secondarily iso- ... | Fucophycidae | Biology | 927 |
24,512,738 | https://en.wikipedia.org/wiki/Russie.NEI.Visions%20in%20English | Russie.NEI.Visions (RNV )is an online collection of policy papers each in French, English and Russian produced by the Russia/New Independent States (, thus the NEI acronym) Centre of Paris-based Institut français des relations internationales. The collection promotes the publication of policy oriented analyses of event... | Russie.NEI.Visions in English | Environmental_science | 4,294 |
24,956,783 | https://en.wikipedia.org/wiki/Matching%20polynomial | In the mathematical fields of graph theory and combinatorics, a matching polynomial (sometimes called an acyclic polynomial) is a generating function of the numbers of matchings of various sizes in a graph. It is one of several graph polynomials studied in algebraic graph theory.
Definition
Several different types of ... | Matching polynomial | Mathematics | 639 |
20,845,241 | https://en.wikipedia.org/wiki/Panobinostat | Panobinostat, sold under the brand name Farydak, is a medication used for the treatment of multiple myeloma. It is a hydroxamic acid and acts as a non-selective histone deacetylase inhibitor (pan-HDAC inhibitor).
Panobinostat was approved for medical use in the United States in February 2015, and in the European Union... | Panobinostat | Chemistry | 1,036 |
36,518,828 | https://en.wikipedia.org/wiki/TBP-associated%20factor | The TBP-associated factors (TAF) are proteins that associate with the TATA-binding protein in transcription initiation. It is a part of the transcription initiation factor TFIID multimeric protein complex. It also makes up many other factors, including SL1. They mediate the formation of the transcription preinitiation ... | TBP-associated factor | Biology | 749 |
14,286,576 | https://en.wikipedia.org/wiki/Lehr%20%28glassmaking%29 | In the manufacture of float glass, a lehr oven is a long kiln with an end-to-end temperature gradient, which is used for annealing newly made glass objects that are transported through the temperature gradient either on rollers or on a conveyor belt. The annealing renders glass into a stronger material with fewer inter... | Lehr (glassmaking) | Chemistry,Materials_science,Engineering | 301 |
56,734,151 | https://en.wikipedia.org/wiki/HR%202562%20B | HR 2562 B is a substellar companion orbiting the star HR 2562. Discovered in 2016 by a team led by Quinn M. Konopacky by direct imaging, HR 2562 B orbits within the inner edge of HR 2562's circumstellar discas of April 2023, it is one of only two known brown dwarfs to do so. Separated by roughly from its primary compa... | HR 2562 B | Astronomy | 758 |
37,691,059 | https://en.wikipedia.org/wiki/WR%20156 | WR 156 is a young massive and luminous Wolf–Rayet star in the constellation of Cepheus. Although it shows a WR spectrum, it is thought to be a young star still fusing hydrogen in its core.
Distance
WR 156 has a Hipparcos parallax of 3.16" indicating a distance of about a thousand light years, although with a fairly l... | WR 156 | Astronomy | 380 |
247,874 | https://en.wikipedia.org/wiki/Terra%20nullius | Terra nullius (, plural terrae nullius) is a Latin expression meaning "nobody's land".
Since the nineteenth century it has occasionally been used in international law as a principle to justify claims that territory may be acquired by a state's occupation of it. There are currently three territories sometimes claimed to... | Terra nullius | Physics,Astronomy | 4,488 |
34,179,325 | https://en.wikipedia.org/wiki/Alabama%20Regional%20Communications%20System | The Alabama Regional Communications System (ARCS) is a radio/alert notification communications district with responsibility for providing user-based administration for operations and maintenance of the interoperable communications system that serves Calhoun County, Alabama and Talladega County, Alabama. The Motorola t... | Alabama Regional Communications System | Engineering | 1,263 |
2,903,211 | https://en.wikipedia.org/wiki/62%20Aurigae | 62 Aurigae is a star located 559 light years away from the Sun in the northern constellation of Auriga. It is visible to the naked eye as a dim, orange-hued star with an apparent visual magnitude of 6.02. This object is moving further from the Earth with a heliocentric radial velocity of +25 km/s. It is an aging giant ... | 62 Aurigae | Astronomy | 172 |
3,455,162 | https://en.wikipedia.org/wiki/Selenol | Selenols are organic compounds that contain the functional group with the connectivity . Selenols are sometimes also called selenomercaptans and selenothiols. Selenols are one of the principal classes of organoselenium compounds. A well-known selenol is the amino acid selenocysteine.
Structure, bonding, properties
Sel... | Selenol | Chemistry | 881 |
63,119,437 | https://en.wikipedia.org/wiki/Transplant%20engineering | Transplant engineering (or allograft engineering) is a variant of genetic organ engineering which comprises allograft, autograft and xenograft engineering. In allograft engineering the graft is substantially modified by altering its genetic composition. The genetic modification can be permanent or transient. The aim of... | Transplant engineering | Chemistry,Engineering,Biology | 193 |
34,932,939 | https://en.wikipedia.org/wiki/MicroRNA%20sequencing | MicroRNA sequencing (miRNA-seq), a type of RNA-Seq, is the use of next-generation sequencing or massively parallel high-throughput DNA sequencing to sequence microRNAs, also called miRNAs. miRNA-seq differs from other forms of RNA-seq in that input material is often enriched for small RNAs. miRNA-seq allows researchers... | MicroRNA sequencing | Chemistry,Biology | 2,875 |
72,545,295 | https://en.wikipedia.org/wiki/HD%20204018 | HD 204018, also designated as HR 8202, is a visual binary located in the southern constellation Microscopium. The primary has an apparent magnitude of 5.58, making it faintly visible to the naked eye under ideal conditions. The companion has an apparent magnitude of 8.09. The system is located relatively close at a dis... | HD 204018 | Astronomy | 463 |
15,024,188 | https://en.wikipedia.org/wiki/Bluetooth%20advertising | Bluetooth advertising is a method of mobile marketing that utilizes Bluetooth technology to deliver content such as message, information, or advertisement to mobile devices such as cellular phones or tablet computers. Bluetooth advertising can also be received via laptop or personal digital assistants (PDAs).
Bluetoot... | Bluetooth advertising | Technology | 619 |
56,574,879 | https://en.wikipedia.org/wiki/Strabops | Strabops is a genus of strabopid, an extinct group of arthropods. Strabops is known from a single specimen from the Late Cambrian (Furongian age) of the Potosi Dolomite, Missouri, collected by a former professor, Arthur Thacher. It is classified in the family Strabopidae of the monotypic order Strabopida, a group close... | Strabops | Biology | 2,394 |
14,476,022 | https://en.wikipedia.org/wiki/Pfeiffer%20effect | The Pfeiffer effect is an optical phenomenon whereby the presence of an optically active compound influences the optical rotation of a racemic mixture of a second compound.
Racemic mixtures do not rotate plane polarized light, but the equilibrium concentration of the two enantiomers can shift from unity in the presenc... | Pfeiffer effect | Physics,Chemistry | 182 |
13,281,304 | https://en.wikipedia.org/wiki/V391%20Pegasi | V391 Pegasi, also catalogued as HS 2201+2610, is a blue-white subdwarf star approximately 4,400 light-years away in the constellation of Pegasus. The star is classified as an "extreme horizontal branch star". It is small, with only half the mass and a bit less than one quarter the diameter of the Sun. It has luminosity... | V391 Pegasi | Astronomy | 594 |
43,070,760 | https://en.wikipedia.org/wiki/Lindsay%20Stringer | Lindsay C. Stringer is a Professor in Environment and Development at the University of York.
Stringer's research is interdisciplinary and uses theories and methods from both the natural and social sciences to understand human-environment relationships, feedbacks and trade-offs, examining the impacts for human wellbei... | Lindsay Stringer | Environmental_science | 498 |
937,514 | https://en.wikipedia.org/wiki/SURAnet | SURAnet was a pioneer in scientific computer networks and one of the regional backbone computer networks that made up the National Science Foundation Network (NSFNET). Many later Internet communications standards and protocols were developed by SURAnet.
How SURAnet started
The Southeastern Universities Research Associ... | SURAnet | Technology,Engineering | 578 |
8,511,009 | https://en.wikipedia.org/wiki/Pharyngeal%20artery | The pharyngeal artery is a branch of the ascending pharyngeal artery. The pharyngeal artery passes inferior-ward in between the superior margin of the superior pharyngeal constrictor muscle, and the levator veli palatini muscle. It issues branches to the constrictor muscles of the pharynx, the stylopharyngeus muscle, t... | Pharyngeal artery | Biology | 121 |
12,040,404 | https://en.wikipedia.org/wiki/Diurnal%20air%20temperature%20variation | In meteorology, diurnal temperature variation is the variation between a high air temperature and a low temperature that occurs during the same day.
Temperature lag
Temperature lag, also known as thermal inertia, is an important factor in diurnal temperature variation. Peak daily temperature generally occurs after no... | Diurnal air temperature variation | Physics | 912 |
2,910,814 | https://en.wikipedia.org/wiki/National%20Physical%20Laboratory%20of%20India | The CSIR- National Physical Laboratory of India, situated in New Delhi, is the measurement standards laboratory of India. It maintains standards of SI units in India and calibrates the national standards of weights and measures.
History of measurement systems in India
In the Harappan era, which is nearly 5000 years ... | National Physical Laboratory of India | Mathematics | 2,995 |
753,099 | https://en.wikipedia.org/wiki/TSX-Plus | TSX-Plus is a multi-user operating system for the PDP-11/LSI-11 series of computers. It was developed by S&H Computer Systems, Inc. and is based on DEC's RT-11 single-user real-time operating system (TSX-Plus installs on top of RT-11).
Overview
The system is highly configurable and tunable.
Due to the constraints of ... | TSX-Plus | Technology | 559 |
28,458,032 | https://en.wikipedia.org/wiki/Konrad%20Bleuler | Konrad Bleuler (; 23 September 1912, Herzogenbuchsee – 1 January 1992, Königswinter) was a Swiss physicist who worked in the field of theoretical particle physics and quantum field theory. He is known for his work on the quantisation of the photon, the Gupta–Bleuler formalism.
Education and career
Bleuler was born in ... | Konrad Bleuler | Physics | 438 |
72,566,597 | https://en.wikipedia.org/wiki/Relation%20of%20degree%20zero | A relation of degree zero, 0-ary relation, or nullary relation is a relation with zero attributes. There are exactly two relations of degree zero. One has cardinality zero; that is, contains no tuples at all. The other has cardinality 1 and contains only the unique 0-tuple.:56
The zero-degree relations represent tr... | Relation of degree zero | Mathematics | 437 |
4,142,269 | https://en.wikipedia.org/wiki/Potassium%20hydrogen%20phthalate | Potassium hydrogen phthalate, often called simply KHP, is an acidic salt compound. It forms white powder, colorless crystals, a colorless solution, and an ionic solid that is the monopotassium salt of phthalic acid. KHP is slightly acidic, and it is often used as a primary standard for acid–base titrations because it ... | Potassium hydrogen phthalate | Chemistry | 497 |
76,883,568 | https://en.wikipedia.org/wiki/Belomorite | Belomorite ( — from the toponym), sometimes peristerite or moonstone, also murchisonite, Ceylon opal, hecatolite — a decorative variety of albite (oligoclase) of white or light gray color with a distinct iridescence effect. By composition, belomorite belongs to the feldspar family; it is a sodium aluminosilicate from t... | Belomorite | Physics | 2,297 |
15,546,777 | https://en.wikipedia.org/wiki/Learned%20non-use | Learned non-use of a limb is a learning phenomenon whereby movement is suppressed initially due to adverse reactions and failure of any activity attempted with the affected limb, which then results in the suppression of behavior. Continuation of this response results in persisting tendency and consequently, the individ... | Learned non-use | Physics | 260 |
665,433 | https://en.wikipedia.org/wiki/John%20Franklin%20Enders | John Franklin Enders (February 10, 1897 – September 8, 1985) was an American biomedical scientist and Nobel Laureate. Enders has been called "The Father of Modern Vaccines."
Life and education
Enders was born in West Hartford, Connecticut on February 10, 1897. His father, John Ostrom Enders, was CEO of the Hartford Na... | John Franklin Enders | Biology | 894 |
41,237,117 | https://en.wikipedia.org/wiki/Poly%28amidoamine%29 | Poly(amidoamine), or PAMAM, is a class of dendrimer which is made of repetitively branched subunits of amide and amine functionality. PAMAM dendrimers, sometimes referred to by the trade name Starburst, have been extensively studied since their synthesis in 1985, and represent the most well-characterized dendrimer fami... | Poly(amidoamine) | Physics,Chemistry,Materials_science,Engineering | 3,890 |
13,795,221 | https://en.wikipedia.org/wiki/Wildlife%20disease | Disease is described as a decrease in performance of normal functions of an individual caused by many factors, which is not limited to infectious agents. Furthermore, wildlife disease is a disease when one of the hosts includes a wildlife species. In many cases, wildlife hosts can act as a reservoir of diseases that sp... | Wildlife disease | Biology | 1,978 |
81,196 | https://en.wikipedia.org/wiki/Computing%20platform | A computing platform, digital platform, or software platform is the infrastructure on which software is executed. While the individual components of a computing platform may be obfuscated under layers of abstraction, the summation of the required components comprise the computing platform.
Sometimes, the most releva... | Computing platform | Technology | 1,109 |
27,879,368 | https://en.wikipedia.org/wiki/Functional%20divergence | Functional divergence is the process by which genes, after gene duplication, shift in function from an ancestral function. Functional divergence can result in either subfunctionalization, where a paralog specializes one of several ancestral functions, or neofunctionalization, where a totally new functional capability e... | Functional divergence | Biology | 322 |
56,520,290 | https://en.wikipedia.org/wiki/Neutral%20Point%20Clamped | Neutral point clamped (NPC) inverters are widely used topology of multilevel inverters in high-power applications. This kind of inverters are able to be used for up to several megawatts applications. See links for more information.
See also
Active power filter
Synchronverter
References
Power electronics | Neutral Point Clamped | Engineering | 68 |
69,642,523 | https://en.wikipedia.org/wiki/Salazinic%20acid | Salazinic acid is a depsidone with a lactone ring. It is found in some lichens, and is especially prevalent in Parmotrema and Bulbothrix, where its presence or absence is often used to help classify species in those genera.
History
In 1897, Friedrich Wilhelm Zopf named the chemical he originally isolated from the Afr... | Salazinic acid | Chemistry | 1,105 |
49,256,303 | https://en.wikipedia.org/wiki/EcoRI | EcoRI (pronounced "eco R one") is a restriction endonuclease enzyme isolated from species E. coli. It is a restriction enzyme that cleaves DNA double helices into fragments at specific sites, and is also a part of the restriction modification system. The Eco part of the enzyme's name originates from the species from wh... | EcoRI | Biology | 716 |
38,687,102 | https://en.wikipedia.org/wiki/Mechanical%20power%20%28medicine%29 | In medicine, mechanical power is a measure of the amount of energy imparted to a patient by a mechanical ventilator.
While in many cases mechanical ventilation is a life-saving or life-preserving intervention, it also has the potential to cause harm to the patient via ventilator-associated lung injury. A number of str... | Mechanical power (medicine) | Biology | 201 |
955,298 | https://en.wikipedia.org/wiki/Biopunk | Biopunk (a portmanteau of "biotechnology" or "biology" and "punk") is a subgenre of science fiction that focuses on biotechnology. It is derived from cyberpunk, but focuses on the implications of biotechnology rather than mechanical cyberware and information technology. Biopunk is concerned with synthetic biology. It i... | Biopunk | Chemistry,Technology,Engineering,Biology | 643 |
69,995,164 | https://en.wikipedia.org/wiki/The%20Secret%20Guide%20to%20Computers | The Secret Guide to Computers is a book on computer hardware and software techniques by Russ Walter.
The book was written to be useful in both teaching and professional environments. Its goal is to describe everything necessary to become a "computer expert," covering philosophies, technicalities, hardware, software, t... | The Secret Guide to Computers | Technology | 726 |
48,551,373 | https://en.wikipedia.org/wiki/Li%20Shanlan%20identity | In mathematics, in combinatorics, the Li Shanlan identity (also called Li Shanlan's summation formula) is a certain combinatorial identity attributed to the nineteenth century Chinese mathematician Li Shanlan. Since Li Shanlan is also known as Li Renshu (his courtesy name), this identity is also referred to as the Li R... | Li Shanlan identity | Mathematics | 599 |
57,731,238 | https://en.wikipedia.org/wiki/Estrone%20benzoate | Estrone benzoate, or estrone 3-benzoate, is a synthetic estrogen and estrogen ester – specifically, the C3 benzoate ester of estrone – which was first reported in 1932 and was never marketed. It led to the development in 1933 of the more active estradiol benzoate, the first estradiol ester to be introduced for medical ... | Estrone benzoate | Chemistry | 125 |
2,325,729 | https://en.wikipedia.org/wiki/Gratification | Gratification is the pleasurable emotional reaction of happiness in response to a fulfillment of a desire or goal. It is also identified as a response stemming from the fulfillment of social needs such as affiliation, socializing, social approval, and mutual recognition.
Gratification, like all emotions, is a motivat... | Gratification | Biology | 864 |
1,311,015 | https://en.wikipedia.org/wiki/Gates%20of%20Heaven | Gates of Heaven is a 1978 American independent documentary film produced, directed, and edited by Errol Morris about the pet cemetery business. It was made when Morris was unknown and did much to launch his career.
Production
After a trip to Florida where he tried and failed to make a film about the residents of the ... | Gates of Heaven | Biology | 1,122 |
56,837,096 | https://en.wikipedia.org/wiki/Caenorhabditis%20elegans%20Cer1%20virus | Caenorhabditis elegans Cer1 virus is a species of retroviruses in the genus Metavirus.
References
External links
ICTVdB Index of Viruses
Descriptions of Plant Viruses
Metaviridae
RNA reverse-transcribing viruses
Caenorhabditis elegans | Caenorhabditis elegans Cer1 virus | Biology | 61 |
11,322,517 | https://en.wikipedia.org/wiki/Myriogenospora%20aciculispora | Myriogenospora aciculispora is a fungal plant pathogen. It has been reported to cause disease among sugarcane in Brazil.
References
Fungal plant pathogens and diseases
Clavicipitaceae
Fungi described in 1926
Fungus species | Myriogenospora aciculispora | Biology | 49 |
69,997,187 | https://en.wikipedia.org/wiki/Jinhua%20Ye | Jinhua Ye is a Chinese chemist who is a professor at the National Institute for Materials Science in Tsukuba. Her research considers high-temperature superconductors for photocatalysis. She was elected Fellow of the Royal Society of Chemistry in 2016 and has been included in the Clarivate Analytics Highly Cited Researc... | Jinhua Ye | Chemistry | 440 |
17,387,312 | https://en.wikipedia.org/wiki/Cation-anion%20radius%20ratio | In condensed matter physics and inorganic chemistry, the cation-anion radius ratio can be used to predict the crystal structure of an ionic compound based on the relative size of its atoms. It is defined as the ratio of the ionic radius of the positively charged cation to the ionic radius of the negatively charged anio... | Cation-anion radius ratio | Physics,Chemistry,Materials_science,Mathematics,Engineering | 468 |
17,793,469 | https://en.wikipedia.org/wiki/Calcium%20pump | Calcium pumps are a family of ion transporters found in the cell membrane of all animal cells. They are responsible for the active transport of calcium out of the cell for the maintenance of the steep Ca2+ electrochemical gradient across the cell membrane. Calcium pumps play a crucial role in proper cell signalling by ... | Calcium pump | Biology | 438 |
20,821 | https://en.wikipedia.org/wiki/Miller%E2%80%93Urey%20experiment | The Miller–Urey experiment, or Miller experiment, was an experiment in chemical synthesis carried out in 1952 that simulated the conditions thought at the time to be present in the atmosphere of the early, prebiotic Earth. It is seen as one of the first successful experiments demonstrating the synthesis of organic comp... | Miller–Urey experiment | Chemistry,Biology | 5,085 |
22,722,870 | https://en.wikipedia.org/wiki/Emotions%20in%20the%20workplace | Emotions in the workplace play a large role in how an entire organization communicates within itself and to the outside world. "Events at work have real emotional impact on participants. The consequences of emotional states in the workplace, both behaviors and attitudes, have substantial significance for individuals, g... | Emotions in the workplace | Biology | 3,714 |
70,195,045 | https://en.wikipedia.org/wiki/Phaeotremella | Phaeotremella is a genus of fungi in the family Phaeotremellaceae. All Phaeotremella species are parasites of other fungi and produce anamorphic yeast states. Basidiocarps (fruit bodies), when produced, are gelatinous and are colloquially classed among the "jelly fungi". Fifteen or so species of Phaeotremella are curre... | Phaeotremella | Biology | 767 |
54,237,348 | https://en.wikipedia.org/wiki/Trifluoromethanol | Trifluoromethanol is a synthetic organic compound with the formula . It is also referred to as perfluoromethanol or trifluoromethyl alcohol. The compound is the simplest perfluoroalcohol. The substance is a colorless gas, which is unstable at room temperature.
Synthesis
Like all primary and secondary perfluoroalcohols... | Trifluoromethanol | Chemistry | 608 |
24,163,440 | https://en.wikipedia.org/wiki/HD%2086264%20b | HD 86264 b is an extrasolar planet which orbits the F-type main sequence star HD 86264, located approximately 237 light years away in the constellation Hydra. The planet is considered to orbit in an eccentric path around the star with a period of about four years. This planet can be as close as 0.86 AU to as far as 4.8... | HD 86264 b | Astronomy | 179 |
18,324,880 | https://en.wikipedia.org/wiki/Peter%20Schwerdtfeger | Peter Schwerdtfeger (born 1 September 1955) is a German scientist. He holds a chair in theoretical chemistry at Massey University in Auckland, New Zealand, serves as director of the Centre for Theoretical Chemistry and Physics, is the head of the New Zealand Institute for Advanced Study, and is a former president of th... | Peter Schwerdtfeger | Chemistry | 472 |
2,184,818 | https://en.wikipedia.org/wiki/Bischler%E2%80%93M%C3%B6hlau%20indole%20synthesis | The Bischler–Möhlau indole synthesis, also often referred to as the Bischler indole synthesis, is a chemical reaction that forms a 2-aryl-indole from an α-bromo-acetophenone and excess aniline; it is named after August Bischler and
.
Despite its long history, this classical reaction had received relatively little att... | Bischler–Möhlau indole synthesis | Chemistry | 445 |
6,659,320 | https://en.wikipedia.org/wiki/Design%20computing | The terms design computing and other relevant terms including design and computation and computational design refer to the study and practice of design activities through the application and development of novel ideas and techniques in computing. One of the early groups to coin this term was the Key Centre of Design Co... | Design computing | Engineering | 915 |
551,666 | https://en.wikipedia.org/wiki/IBM%20Research | IBM Research is the research and development division for IBM, an American multinational information technology company headquartered in Armonk, New York, with operations in over 170 countries. IBM Research is the largest industrial research organization in the world and has twelve labs on six continents.
IBM employee... | IBM Research | Technology | 3,969 |
4,613,861 | https://en.wikipedia.org/wiki/Abstract%20algebraic%20logic | In mathematical logic, abstract algebraic logic is the study of the algebraization of deductive systems
arising as an abstraction of the well-known Lindenbaum–Tarski algebra, and how the resulting algebras are related to logical systems.
History
The archetypal association of this kind, one fundamental to the historica... | Abstract algebraic logic | Mathematics | 1,326 |
49,987,432 | https://en.wikipedia.org/wiki/Metal%20stitching | Metal stitching is an industrial technique for repairing cracked and broken cast iron, steel, bronze or aluminium structures and their components. The process is carried out cold, without welding. It allows the repair of cast iron and cast steel, often in-situ, without the distortion from welding, and can be used in ot... | Metal stitching | Engineering | 1,274 |
7,688,216 | https://en.wikipedia.org/wiki/Australia%20New%20Zealand%20Therapeutic%20Products%20Authority | The Australia New Zealand Therapeutic Products Authority (ANZTPA) is a proposed authority which if adopted in both Australia and New Zealand will be the sole authority which regulates therapeutic goods in both countries. The authority will replace the Therapeutic Goods Administration in Australia and Medsafe in New Zea... | Australia New Zealand Therapeutic Products Authority | Chemistry | 305 |
42,333,823 | https://en.wikipedia.org/wiki/Dirac%20hole%20theory | Dirac hole theory is a theory in quantum mechanics, named after English theoretical physicist Paul Dirac, who introduced it in 1929. The theory poses that the continuum of negative energy states, that are solutions to the Dirac equation, are filled with electrons, and the vacancies in this continuum (holes) are manifes... | Dirac hole theory | Physics | 338 |
8,422,003 | https://en.wikipedia.org/wiki/Journal%20of%20Number%20Theory | The Journal of Number Theory (JNT) is a monthly peer-reviewed scientific journal covering all aspects of number theory. The journal was established in 1969 by R.P. Bambah, P. Roquette, A. Ross, A. Woods, and H. Zassenhaus (Ohio State University). It is currently published monthly by Elsevier and the editor-in-chief is ... | Journal of Number Theory | Mathematics | 331 |
252,081 | https://en.wikipedia.org/wiki/Tsung-Dao%20Lee | Tsung-Dao Lee (; November 24, 1926 – August 4, 2024) was a Chinese-American physicist, known for his work on parity violation, the Lee–Yang theorem, particle physics, relativistic heavy ion (RHIC) physics, nontopological solitons, and soliton stars. He was a university professor emeritus at Columbia University in New Y... | Tsung-Dao Lee | Physics | 2,343 |
663,372 | https://en.wikipedia.org/wiki/Bucket%20elevator | A bucket elevator, also called a grain leg, is a mechanism for hauling flowable bulk materials (most often grain or fertilizer) vertically.
It consists of:
Buckets to contain the material;
A belt to carry the buckets and transmit the pull;
Means to drive the belt;
Accessories for loading the buckets or picking up... | Bucket elevator | Engineering | 780 |
15,521 | https://en.wikipedia.org/wiki/Devanagari%20numerals | The Devanagari numerals are the symbols used to write numbers in the Devanagari script, predominantly used for northern Indian languages. They are used to write decimal numbers, instead of the Western Arabic numerals.
Table
The word for zero was calqued into Arabic as , meaning 'nothing', which became the term "zer... | Devanagari numerals | Mathematics | 188 |
4,606,683 | https://en.wikipedia.org/wiki/Diagonal%20functor | In category theory, a branch of mathematics, the diagonal functor is given by , which maps objects as well as morphisms. This functor can be employed to give a succinct alternate description of the product of objects within the category : a product is a universal arrow from to . The arrow comprises the projection ... | Diagonal functor | Mathematics | 415 |
4,069,270 | https://en.wikipedia.org/wiki/Difference%20polynomials | In mathematics, in the area of complex analysis, the general difference polynomials are a polynomial sequence, a certain subclass of the Sheffer polynomials, which include the Newton polynomials, Selberg's polynomials, and the Stirling interpolation polynomials as special cases.
Definition
The general difference polyn... | Difference polynomials | Mathematics | 321 |
2,874,626 | https://en.wikipedia.org/wiki/Interleave%20sequence | In mathematics, an interleave sequence is obtained by merging two sequences via an in shuffle.
Let be a set, and let and , be two sequences in The interleave sequence is defined to be the sequence . Formally, it is the sequence given by
Properties
The interleave sequence is convergent if and only if the se... | Interleave sequence | Mathematics | 179 |
6,464,661 | https://en.wikipedia.org/wiki/Peptide%20library | A peptide library is a tool for studying proteins. Peptide libraries typically contain a large number of peptides that have a systematic combination of amino acids. Usually, solid phase synthesis, e.g. resin as a flat surface or beads, is used for peptide library generation. Peptide libraries are a popular tool for exp... | Peptide library | Chemistry,Biology | 963 |
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