id int64 580 79M | url stringlengths 31 175 | text stringlengths 9 245k | source stringlengths 1 109 | categories stringclasses 160
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45,247,887 | https://en.wikipedia.org/wiki/Operation%20Match | Operation Match was the first computer dating service in the United States, begun in 1965. The predecessor of this was created in London and was called St. James Computer Dating Service (later to become Com-Pat), started by Joan Ball in 1964.
The initial idea was to pair Ivy League men with students at the Seven Sist... | Operation Match | Technology | 346 |
4,490,764 | https://en.wikipedia.org/wiki/Logarithmic%20mean | In mathematics, the logarithmic mean is a function of two non-negative numbers which is equal to their difference divided by the logarithm of their quotient.
This calculation is applicable in engineering problems involving heat and mass transfer.
Definition
The logarithmic mean is defined as:
for the positive numbe... | Logarithmic mean | Physics,Mathematics | 611 |
63,067,144 | https://en.wikipedia.org/wiki/Boltzmann%20sampler | A Boltzmann sampler is an algorithm intended for random sampling of combinatorial structures. If the object size is viewed as its energy, and the argument of the corresponding generating function is interpreted in terms of the temperature of the physical system, then a Boltzmann sampler returns an object from a classic... | Boltzmann sampler | Mathematics | 1,566 |
56,814,106 | https://en.wikipedia.org/wiki/ADS%201359 | ADS 1359 is a quadruple star system in the constellation Cassiopeia. It is composed of two sun like stars in an eclipsing binary with a 2.5-day period, which is in turn orbited by an A-type main-sequence star with a 185-year orbital period. There is also HD 236848 which is a distant proper motion companion. It is very ... | ADS 1359 | Astronomy | 408 |
6,699,371 | https://en.wikipedia.org/wiki/TerraTec | TerraTec Electronic GmbH is a German manufacturer of sound cards, computer speakers, webcams, computer mice, video grabbers and TV tuner cards. TerraTec is mainly known for its sound cards, and is the largest German producer of them.
The company was founded by Walter Grieger and Heiko Meertz in 1994 in Nettetal, Germa... | TerraTec | Technology | 370 |
13,313,106 | https://en.wikipedia.org/wiki/Astrophysics%20and%20Space%20Science | Astrophysics and Space Science is a bimonthly peer-reviewed scientific journal covering astronomy, astrophysics, and space science and astrophysical aspects of astrobiology. It was established in 1968 and is published by Springer Science+Business Media. From 2016 to 2020, the editors-in-chief were both Prof. Elias Bri... | Astrophysics and Space Science | Physics,Astronomy | 205 |
34,040,115 | https://en.wikipedia.org/wiki/Apache%20OpenOffice | Apache OpenOffice (AOO) is an open-source office productivity software suite. It is one of the successor projects of OpenOffice.org and the designated successor of IBM Lotus Symphony. It was a close cousin of LibreOffice, Collabora Online and NeoOffice in 2014. It contains a word processor (Writer), a spreadsheet (Calc... | Apache OpenOffice | Mathematics | 3,143 |
50,607,692 | https://en.wikipedia.org/wiki/Cortinarius%20aerugineoconicus | Cortinarius aerugineoconicus is a basidiomycete fungus of the genus Cortinarius native to New Zealand, where it grows under southern beech trees.
References
External links
aerugineoconicus
Fungi of New Zealand
Fungi described in 1990
Taxa named by Egon Horak
Fungus species | Cortinarius aerugineoconicus | Biology | 66 |
29,995,070 | https://en.wikipedia.org/wiki/MAN%20Energy%20Solutions | MAN Energy Solutions SE (Societas Europaea) is a German manufacturer of large diesel engines and turbomachinery for maritime and stationary applications based in Augsburg. The company develops and manufactures two-stroke and four-stroke diesel engines, as well as gas turbines, steam turbines, and compressors. MAN Energ... | MAN Energy Solutions | Engineering | 2,489 |
4,432,401 | https://en.wikipedia.org/wiki/Euryhaline | Euryhaline organisms are able to adapt to a wide range of salinities. An example of a euryhaline fish is the short-finned molly, Poecilia sphenops, which can live in fresh water, brackish water, or salt water.
The green crab (Carcinus maenas) is an example of a euryhaline invertebrate that can live in salt and bracki... | Euryhaline | Biology | 1,110 |
743,435 | https://en.wikipedia.org/wiki/Muscarinic%20acetylcholine%20receptor | Muscarinic acetylcholine receptors (mAChRs) are acetylcholine receptors that form G protein-coupled receptor complexes in the cell membranes of certain neurons and other cells. They play several roles, including acting as the main end-receptor stimulated by acetylcholine released from postganglionic fibers. They are ma... | Muscarinic acetylcholine receptor | Chemistry,Biology | 2,916 |
16,370,290 | https://en.wikipedia.org/wiki/Thiophene-3-acetic%20acid | Thiophene-3-acetic acid is an organosulfur compound with the formula HO2CCH2C4H3S. It is a white solid. It is one of two isomers of thiophene acetic acid, the other being thiophene-2-acetic acid.
Thiophene-3-acetic acid has attracted attention as a precursor to functionalized derivatives of polythiophene.
References... | Thiophene-3-acetic acid | Chemistry | 104 |
23,453,338 | https://en.wikipedia.org/wiki/C10H14O | {{DISPLAYTITLE:C10H14O}}
The molecular formula C10H14O (molar mass: 150.22 g/mol, exact mass: 150.104465 u) can refer to:
o-sec-Butylphenol
Carvacrol
Carvone
Chrysanthenone
Cumyl alcohol
2-Ethyl-4,5-dimethylphenol, a phenolic compound found in rosemary essential oil
Levoverbenone
Menthofuran
Penguinone
Peril... | C10H14O | Chemistry | 138 |
27,193,320 | https://en.wikipedia.org/wiki/2010%20Boston%20water%20emergency | The 2010 Boston water emergency occurred on May 1, 2010, when a water pipe in Weston, Massachusetts, broke and began flooding into the Charles River. This led to unsanitary water conditions in the greater Boston area, which resulted in Governor Deval Patrick declaring a state of emergency and an order for residents to ... | 2010 Boston water emergency | Technology,Engineering | 921 |
34,504,456 | https://en.wikipedia.org/wiki/Rain%20porch | A rain porch, also commonly known as a Carolina porch, is a type of indigenous porch form found in the Southeastern United States. Some architectural scholars believe it to have originated along the coast of the Carolinas, hence the colloquial name.
The defining characteristic of the rain porch is a roof that extends... | Rain porch | Engineering | 204 |
4,407,992 | https://en.wikipedia.org/wiki/Non-achromatic%20objective | A non-achromatic objective is an objective lens which is not corrected for chromatic aberration. In telescopes they can a be pre-18th century simple single element objective lenses which were used before the invention of doublet achromatic lenses. They can also be specialty monochromatic lenses used in modern research ... | Non-achromatic objective | Astronomy | 371 |
64,600,200 | https://en.wikipedia.org/wiki/Ezra%20Brown | Ezra Abraham "Bud" Brown (born January 22, 1944, in Reading, Pennsylvania) is an American mathematician active in combinatorics, algebraic number theory, elliptic curves, graph theory, expository mathematics and cryptography. He spent most of his career at Virginia Tech where he is now Alumni Distinguished Professor Em... | Ezra Brown | Mathematics | 868 |
50,830,846 | https://en.wikipedia.org/wiki/Naval%20Radiological%20Defense%20Laboratory | The United States Naval Radiological Defense Laboratory (NRDL) was an early military lab created to study the effects of radiation and nuclear weapons. The facility was based at the Hunter's Point Naval Shipyard in San Francisco, California.
History
The NRDL was formed in 1946 to manage testing, decontamination, and d... | Naval Radiological Defense Laboratory | Physics | 865 |
17,621,644 | https://en.wikipedia.org/wiki/Tacit%20Networks | Tacit Networks, Inc. is an I.T. company based in South Plainfield, New Jersey. It was founded in 2000.
Their product lines are:
iShared which provides Wide area file services and WAN optimization.
Mobiliti (via the acquisition of Mobiliti) which provides backup, synchronization and offline access services to mobile us... | Tacit Networks | Technology | 234 |
20,710,906 | https://en.wikipedia.org/wiki/HD%20181433%20d | HD 181433 d is an extrasolar planet located approximately 87 light years away in the constellation of Pavo, orbiting the star HD 181433. This planet has a minimum mass of 0.54 Jupiter mass and takes 2172 days to orbit the star. The average orbital distance is 3.00 AU. At periastron distance, it will have distance from ... | HD 181433 d | Astronomy | 143 |
53,661,843 | https://en.wikipedia.org/wiki/List%20of%20federal%20subjects%20of%20Russia%20by%20life%20expectancy | Life expectancy in Russia is 70.06 years, according to official data for 2021. Russia's historical maximum life expectancy was 73.3 years, achieved in 2019. Life expectancy decreased by 1.8 years in 2020 and a further 1.48 years in 2021, due largely to the effect of the COVID-19 pandemic on Russia's aging society. Ther... | List of federal subjects of Russia by life expectancy | Biology | 475 |
9,402,045 | https://en.wikipedia.org/wiki/Pinwheel%20tiling | In geometry, pinwheel tilings are non-periodic tilings defined by Charles Radin and based on a construction due to John Conway.
They are the first known non-periodic tilings to each have the property that their tiles appear in infinitely many orientations.
Definition
Let be the right triangle with side length , and... | Pinwheel tiling | Physics,Mathematics | 575 |
36,942,251 | https://en.wikipedia.org/wiki/Ricci%20scalars%20%28Newman%E2%80%93Penrose%20formalism%29 | In the Newman–Penrose (NP) formalism of general relativity, independent components of the Ricci tensors of a four-dimensional spacetime are encoded into seven (or ten) Ricci scalars which consist of three real scalars , three (or six) complex scalars and the NP curvature scalar . Physically, Ricci-NP scalars are re... | Ricci scalars (Newman–Penrose formalism) | Physics | 503 |
30,598,162 | https://en.wikipedia.org/wiki/Zorn%20ring | In mathematics, a Zorn ring is an alternative ring in which for every non-nilpotent x there exists an element y such that xy is a non-zero idempotent . named them after Max August Zorn, who studied a similar condition in .
For associative rings, the definition of Zorn ring can be restated as follows: the Jacobson ra... | Zorn ring | Mathematics | 177 |
1,247,989 | https://en.wikipedia.org/wiki/Tunnel%20ionization | In physics, tunnel ionization is a process in which electrons in an atom (or a molecule) tunnel through the potential barrier and escape from the atom (or molecule). In an intense electric field, the potential barrier of an atom (molecule) is distorted drastically. Therefore, as the length of the barrier that electrons... | Tunnel ionization | Physics,Chemistry | 2,358 |
297,117 | https://en.wikipedia.org/wiki/Hydrofluoric%20acid | Hydrofluoric acid is a solution of hydrogen fluoride (HF) in water. Solutions of HF are colorless, acidic and highly corrosive. A common concentration is 49% (48-52%) but there are also stronger solutions (e.g. 70%) and pure HF has a boiling point near room temperature. It is used to make most fluorine-containing compo... | Hydrofluoric acid | Chemistry | 1,961 |
279,293 | https://en.wikipedia.org/wiki/Mathematics%20and%20architecture | Mathematics and architecture are related, since, as with other arts, architects use mathematics for several reasons. Apart from the mathematics needed when engineering buildings, architects use geometry: to define the spatial form of a building; from the Pythagoreans of the sixth century BC onwards, to create forms con... | Mathematics and architecture | Engineering | 6,771 |
33,074,893 | https://en.wikipedia.org/wiki/List%20of%20long%20mathematical%20proofs | This is a list of unusually long mathematical proofs. Such proofs often use computational proof methods and may be considered non-surveyable.
, the longest mathematical proof, measured by number of published journal pages, is the classification of finite simple groups with well over 10000 pages. There are several proo... | List of long mathematical proofs | Mathematics | 1,963 |
8,505,125 | https://en.wikipedia.org/wiki/Kappa%20Columbae | Kappa Columbae, Latinized from κ Columbae, is a solitary star in the southern constellation of Columba. It has an apparent visual magnitude of 4.37, which is bright enough to be seen with the naked eye. Based upon an annual parallax shift of 17.87 mas, it is located at a distance of 183 light years from the Sun. It has... | Kappa Columbae | Astronomy | 291 |
1,300,489 | https://en.wikipedia.org/wiki/Glial%20fibrillary%20acidic%20protein | Glial fibrillary acidic protein (GFAP) is a protein that is encoded by the GFAP gene in humans. It is a type III intermediate filament (IF) protein that is expressed by numerous cell types of the central nervous system (CNS), including astrocytes and ependymal cells during development. GFAP has also been found to be ex... | Glial fibrillary acidic protein | Chemistry | 1,956 |
68,177,737 | https://en.wikipedia.org/wiki/Mitoquinone%20mesylate | Mitoquinone mesylate (MitoQ) is a synthetic analogue of coenzyme Q10 which has antioxidant effects. It was first developed in New Zealand in the late 1990s. It has significantly improved bioavailability and improved mitochondrial penetration compared to coenzyme Q10, and has shown potential in a number of medical indic... | Mitoquinone mesylate | Chemistry | 146 |
11,632 | https://en.wikipedia.org/wiki/Food%20and%20Drug%20Administration | The United States Food and Drug Administration (FDA or US FDA) is a federal agency of the Department of Health and Human Services. The FDA is responsible for protecting and promoting public health through the control and supervision of food safety, tobacco products, caffeine products, dietary supplements, prescription ... | Food and Drug Administration | Chemistry,Biology | 9,846 |
839,112 | https://en.wikipedia.org/wiki/Fumaric%20acid | Fumaric acid or trans-butenedioic acid is an organic compound with the formula HO2CCH=CHCO2H. A white solid, fumaric acid occurs widely in nature. It has a fruit-like taste and has been used as a food additive. Its E number is E297. The salts and esters are known as fumarates. Fumarate can also refer to the ion (in ... | Fumaric acid | Chemistry,Biology | 1,052 |
72,900,340 | https://en.wikipedia.org/wiki/Neural%20radiance%20field | A neural radiance field (NeRF) is a method based on deep learning for reconstructing a three-dimensional representation of a scene from two-dimensional images. The NeRF model enables downstream applications of novel view synthesis, scene geometry reconstruction, and obtaining the reflectance properties of the scene. Ad... | Neural radiance field | Engineering | 2,427 |
52,961,252 | https://en.wikipedia.org/wiki/Transition%20metal%20boryl%20complex | In chemistry, a transition metal boryl complex is a molecular species with a formally anionic boron center coordinated to a transition metal. They have the formula LnM-BR2 or LnM-(BR2LB) (L = ligand, R = H, organic substituent, LB = Lewis base). One example is (C5Me5)Mn(CO)2(BH2PMe3) (Me = methyl). Such compounds, esp... | Transition metal boryl complex | Chemistry | 293 |
76,010,836 | https://en.wikipedia.org/wiki/Exidia%20crenata | Exidia crenata is a species of fungus in the family Auriculariaceae. It has the English name of amber jelly roll. Basidiocarps (fruit bodies) are gelatinous, brown to orange-brown, and turbinate (top-shaped). It typically grows on dead attached twigs and branches of broadleaved trees and is found in North America.
Tax... | Exidia crenata | Biology | 306 |
2,136,757 | https://en.wikipedia.org/wiki/Alarm%20signal | In animal communication, an alarm signal is an antipredator adaptation in the form of signals emitted by social animals in response to danger. Many primates and birds have elaborate alarm calls for warning conspecifics of approaching predators. For example, the alarm call of the blackbird is a familiar sound in many ga... | Alarm signal | Chemistry,Biology | 4,763 |
24,035,669 | https://en.wikipedia.org/wiki/RESCO | A Renewable Energy Service Company (RESCO) is an ESCO Energy service company which provides energy to the consumers from renewable energy sources, usually solar photovoltaics, wind power or micro hydro.
RESCOs include investor owned, publicly owned, cooperatives, and community organisations.
Main characteristics
The... | RESCO | Engineering | 710 |
34,468,733 | https://en.wikipedia.org/wiki/Giorgio%20Garuzzo | Giorgio Garuzzo, born in 1938 in Paesana, a small village in the Piedmont Alps near Cuneo, is an Italian electronics engineer, manager and industrialist, who took a central part in some of the most important developments in Italian industry in the past 50 years.
The Istituto Garuzzo per le Arti Visive (IGAV) is a non-... | Giorgio Garuzzo | Engineering | 1,579 |
21,499,105 | https://en.wikipedia.org/wiki/Iridium%2033 | Iridium 33 was a communications satellite launched by Russia for Iridium Communications. It was launched into low Earth orbit from Site 81/23 at the Baikonur Cosmodrome at 01:36 UTC on 14 September 1997, by a Proton-K rocket with a Block DM2 upper stage. The launch was arranged by International Launch Services (ILS). I... | Iridium 33 | Technology | 381 |
77,886,772 | https://en.wikipedia.org/wiki/WD%202317%2B1830 | WD 2317+1830 (SDSS J231726.72+183049.6) is one of the first white dwarfs with lithium detected in its atmosphere. The white dwarf is surrounded by a debris disk and is actively accreting material. Researchers suggest that the presence of alkali metals indicates the accretion of crust material. Another work however caut... | WD 2317+1830 | Astronomy | 549 |
9,554,041 | https://en.wikipedia.org/wiki/XM%20PCR | The XM PCR is a satellite receiver sold by XM Radio and discontinued in 2004, amidst piracy concerns. Programs allowed users to record every song played on an XM channel, quickly and cheaply building an MP3 library.
History
The Personal Computer Receiver (PCR) was first announced in 2003. The next year, XM pulled the... | XM PCR | Engineering | 454 |
55,090,703 | https://en.wikipedia.org/wiki/Mibampator | Mibampator (developmental code name LY-451395) is a positive allosteric modulator (PAM) of the AMPA receptor (AMPAR), an ionotropic glutamate receptor, which was under development by Eli Lilly for the treatment of agitation/aggression in Alzheimer's disease but was never marketed. It reached phase II clinical trials pr... | Mibampator | Chemistry | 367 |
497,481 | https://en.wikipedia.org/wiki/Hormesis | Hormesis is a two-phased dose-response relationship to an environmental agent whereby low-dose amounts have a beneficial effect and high-dose amounts are either inhibitory to function or toxic. Within the hormetic zone, the biological response to low-dose amounts of some stressors is generally favorable. An example is ... | Hormesis | Chemistry,Biology,Environmental_science | 2,773 |
52,427,266 | https://en.wikipedia.org/wiki/Nandrolone%20acetate | Nandrolone acetate, also known as 19-nortestosterone 17β-acetate or as estr-4-en-17β-ol-3-one 17β-acetate, is a synthetic, injected anabolic–androgenic steroid (AAS) and a derivative of 19-nortestosterone (nandrolone) that was never marketed. It is an androgen ester – specifically, the C17β acetate ester of nandrolone.... | Nandrolone acetate | Chemistry | 143 |
23,335 | https://en.wikipedia.org/wiki/Parsec | The parsec (symbol: pc) is a unit of length used to measure the large distances to astronomical objects outside the Solar System, approximately equal to or (AU), i.e. . The parsec unit is obtained by the use of parallax and trigonometry, and is defined as the distance at which 1 AU subtends an angle of one arcsecond ... | Parsec | Physics,Astronomy,Mathematics | 2,824 |
147,909 | https://en.wikipedia.org/wiki/Linearity%20of%20differentiation | In calculus, the derivative of any linear combination of functions equals the same linear combination of the derivatives of the functions; this property is known as linearity of differentiation, the rule of linearity, or the superposition rule for differentiation. It is a fundamental property of the derivative that enc... | Linearity of differentiation | Mathematics | 1,150 |
372,090 | https://en.wikipedia.org/wiki/Open%20and%20closed%20maps | In mathematics, more specifically in topology, an open map is a function between two topological spaces that maps open sets to open sets.
That is, a function is open if for any open set in the image is open in
Likewise, a closed map is a function that maps closed sets to closed sets.
A map may be open, closed, ... | Open and closed maps | Mathematics | 2,678 |
3,735,409 | https://en.wikipedia.org/wiki/Psychological%20resilience | Psychological resilience, or mental resilience, is the ability to cope mentally and emotionally with a crisis, or to return to pre-crisis status quickly.
The term was popularized in the 1970s and 1980s by psychologist Emmy Werner as she conducted a forty-year-long study of a cohort of Hawaiian children who came from l... | Psychological resilience | Biology | 11,577 |
5,499,772 | https://en.wikipedia.org/wiki/Vernier%20thruster | A vernier thruster is a rocket engine used on a spacecraft or launch vehicle for fine adjustments to the attitude or velocity. Depending on the design of a craft's maneuvering and stability systems, it may simply be a smaller thruster complementing the main propulsion system, or it may complement larger attitude contro... | Vernier thruster | Astronomy | 658 |
1,237,777 | https://en.wikipedia.org/wiki/Polarizability | Polarizability usually refers to the tendency of matter, when subjected to an electric field, to acquire an electric dipole moment in proportion to that applied field. It is a property of particles with an electric charge. When subject to an electric field, the negatively charged electrons and positively charged atomic... | Polarizability | Physics,Chemistry,Materials_science,Engineering | 1,691 |
2,986,559 | https://en.wikipedia.org/wiki/SEQUAL%20framework | The SEQUAL framework is systems modelling reference model for evaluating the quality of models. The SEQUAL framework, which stands for "semiotic quality framework" is developed by John Krogstie and others since the 1990s.
The SEQUAL framework is a so-called "top-down quality framework", which is based on semiotic theo... | SEQUAL framework | Engineering | 2,042 |
27,555,250 | https://en.wikipedia.org/wiki/Institute%20for%20Astronomy%20and%20Astrophysics | The Institute for Astronomy and Astrophysics (IAA) in Brussels is a part of the physics department of the Université Libre de Bruxelles. It is an international center of excellence in the field of nuclear astrophysics. The institute's director is currently Prof. Alain Jorissen. The institute is composed of one full pro... | Institute for Astronomy and Astrophysics | Physics,Astronomy | 219 |
201,611 | https://en.wikipedia.org/wiki/Orthogonalization | In linear algebra, orthogonalization is the process of finding a set of orthogonal vectors that span a particular subspace. Formally, starting with a linearly independent set of vectors {v1, ... , vk} in an inner product space (most commonly the Euclidean space Rn), orthogonalization results in a set of orthogonal vec... | Orthogonalization | Mathematics | 474 |
126,844 | https://en.wikipedia.org/wiki/Internationalization%20and%20localization | In computing, internationalization and localization (American) or internationalisation and localisation (British), often abbreviated i18n and l10n respectively, are means of adapting to different languages, regional peculiarities and technical requirements of a target locale.
Internationalization is the process of de... | Internationalization and localization | Technology | 2,610 |
48,886,529 | https://en.wikipedia.org/wiki/Carpogonium | The carpogonium (plural carpogonia) is the female organ in the red algae (Rhodophyta) which have a highly specialized type of reproduction. It contains the reproductive nucleus. It may contain a number of cells usually without chloroplasts. It shows an elongated process which is the receptive organ for the male gametes... | Carpogonium | Biology | 109 |
5,060,723 | https://en.wikipedia.org/wiki/Signal%20conditioning | In electronics and signal processing, signal conditioning is the manipulation of an analog signal in such a way that it meets the requirements of the next stage for further processing.
In an analog-to-digital converter (ADC) application, signal conditioning includes voltage or current limiting and anti-aliasing filte... | Signal conditioning | Engineering | 939 |
56,325,455 | https://en.wikipedia.org/wiki/High%20performance%20organization | The high performance organization (HPO) is a conceptual framework for organizations that leads to improved, sustainable organizational performance. It is an alternative model to the bureaucratic model known as Taylorism. There is not a clear definition of the high performance organization, but research shows that organ... | High performance organization | Biology | 2,235 |
62,205,700 | https://en.wikipedia.org/wiki/Androgen%20conjugate | An androgen conjugate is a conjugate of an androgen, such as testosterone. They occur naturally in the body as metabolites of androgens. Androgen conjugates include sulfate esters and glucuronide conjugates and are formed by sulfotransferase and glucuronosyltransferase enzymes, respectively. In contrast to androgens, c... | Androgen conjugate | Chemistry,Biology | 290 |
63,847 | https://en.wikipedia.org/wiki/Formaldehyde | Formaldehyde ( , ) (systematic name methanal) is an organic compound with the chemical formula and structure , more precisely . The compound is a pungent, colourless gas that polymerises spontaneously into paraformaldehyde. It is stored as aqueous solutions (formalin), which consists mainly of the hydrate CH2(OH)2. I... | Formaldehyde | Chemistry | 6,180 |
1,743,941 | https://en.wikipedia.org/wiki/Starch%20gelatinization | Starch gelatinization is a process of breaking down of intermolecular bonds of starch molecules in the presence of water and heat, allowing the hydrogen bonding sites (the hydroxyl hydrogen and oxygen) to engage more water. This irreversibly dissolves the starch granule in water. Water acts as a plasticizer.
Process
... | Starch gelatinization | Physics,Chemistry,Materials_science | 1,146 |
45,643,075 | https://en.wikipedia.org/wiki/Spock%20%28testing%20framework%29 |
Spock is a Java testing framework capable of handling the complete life cycle of a computer program. It was initially created in 2008 by Peter Niederwieser, a software engineer with GradleWare. A second Spock committer is Luke Daley (also with Gradleware), the creator of the popular Geb functional testing framework.
... | Spock (testing framework) | Technology | 122 |
196,971 | https://en.wikipedia.org/wiki/Ecological%20classification | Ecological classification or ecological typology is the classification of land or water into geographical units that represent variation in one or more ecological features. Traditional approaches focus on geology, topography, biogeography, soils, vegetation, climate conditions, living species, habitats, water resources... | Ecological classification | Biology | 1,086 |
12,580,483 | https://en.wikipedia.org/wiki/Tricastin%20Nuclear%20Power%20Plant | The Tricastin Nuclear Power Plant () is a nuclear power plant consisting of 4 pressurized water reactors (PWRs) of CP1 type with 915 MW electrical power output each. The power plant is located in the south of France (Drôme and Vaucluse Department) at the Canal de Donzère-Mondragon near the Donzère-Mondragon Dam and the... | Tricastin Nuclear Power Plant | Technology | 1,519 |
20,362,116 | https://en.wikipedia.org/wiki/Iodoxamic%20acid | Iodoxamic acid (trade name Endobil) is an organoiodine compound used as a radiocontrast agent. It features both a high iodine content as well as several hydrophilic groups.
See also
Iodinated contrast
References
Radiocontrast agents
Iodobenzene derivatives
Benzoic acids
Anilides
Propionamides | Iodoxamic acid | Chemistry | 75 |
6,141,469 | https://en.wikipedia.org/wiki/Weather%20house | A weather house is a folk art device in the shape of a small German or Alpine chalet that indicates the weather. A typical weather house has two doors side by side. The left side has a girl or woman, the right side a boy or man. The female figure comes out of the house when the weather is sunny and dry, while the ma... | Weather house | Physics,Technology,Engineering | 517 |
25,542,298 | https://en.wikipedia.org/wiki/Nuclear%20magnetic%20resonance%20spectroscopy%20of%20stereoisomers | Nuclear magnetic resonance spectroscopy of stereoisomers most commonly known as NMR spectroscopy of stereoisomers is a chemical analysis method that uses NMR spectroscopy to determine the absolute configuration of stereoisomers. For example, the cis or trans alkenes, R or S enantiomers, and R,R or R,S diastereomers.
I... | Nuclear magnetic resonance spectroscopy of stereoisomers | Physics,Chemistry,Astronomy | 337 |
74,936,885 | https://en.wikipedia.org/wiki/Dry%20shipper | A dry shipper, or cryoshipper, is a container specifically engineered to transport biological specimens at cryogenic temperatures utilizing the vapor phase of liquid nitrogen.
Function
The architecture of a dry shipper encompasses two primary components: an internal canister and an external protective shell. The inne... | Dry shipper | Physics,Engineering,Biology | 451 |
3,655,598 | https://en.wikipedia.org/wiki/Choquet%20theory | In mathematics, Choquet theory, named after Gustave Choquet, is an area of functional analysis and convex analysis concerned with measures which have support on the extreme points of a convex set C. Roughly speaking, every vector of C should appear as a weighted average of extreme points, a concept made more precise by... | Choquet theory | Mathematics | 649 |
27,935,351 | https://en.wikipedia.org/wiki/Schoenoplectus%20americanus | Schoenoplectus americanus (syn. Scirpus americanus) is an American species of flowering plant in the sedge family known by the common names chairmaker's bulrush and Olney's three-square bulrush.
Description
This perennial herb easily exceeds in height. The stiff stems are sharply three-angled and usually very concav... | Schoenoplectus americanus | Biology | 374 |
27,317,016 | https://en.wikipedia.org/wiki/Mirrorless%20camera | A mirrorless camera (sometimes referred to as a mirrorless interchangeable-lens camera (MILC) or digital single-lens mirrorless (DSLM)) is a digital camera which, in contrast to DSLRs, does not use a mirror in order to ensure that the image presented to the photographer through the viewfinder is identical to that taken... | Mirrorless camera | Technology | 4,418 |
55,112,880 | https://en.wikipedia.org/wiki/Cute%20aggression | Cute aggression, or playful aggression, is the urge to squeeze or bite things perceived as being cute without the desire to cause any harm. It is a common type of dimorphous display, where a person experiences positive and negative expressions simultaneously in a disorganised manner. Individuals experiencing cute aggre... | Cute aggression | Biology | 1,570 |
24,463,486 | https://en.wikipedia.org/wiki/Galileo%27s%20Dream | Galileo's Dream (2009) is a science fiction novel with elements of historical fiction written by Kim Stanley Robinson. In the book, 17th-century scientist Galileo Galilei is visited by far-future time travellers living on the Galilean moons of Jupiter. Italicised portions of the text within the novel are actually trans... | Galileo's Dream | Astronomy | 831 |
23,166,477 | https://en.wikipedia.org/wiki/YouTomb | YouTomb was a website built to track videos removed by popular American video-sharing website YouTube. The site operated a searchable database of recent video removals on YouTube. It tracked not only DMCA takedowns but also terms of use violations and user removals. Those videos removed due to DMCA takedowns were sorta... | YouTomb | Technology | 175 |
71,865,071 | https://en.wikipedia.org/wiki/1%2C2%2C4%2C5-Tetrachloro-3-nitrobenzene | 1,2,4,5-Tetrachloro-3-nitrobenzene (tecnazene) is an organic compound with the formula . It is a colorless solid. A related isomer is 1,2,3,4-tetrachloro-5-nitrobenzene.
It is used as a standard for quantitative analysis by nuclear magnetic resonance.
1,2,4,5-Tetrachloro-3-nitrobenzene is also a fungicide used to p... | 1,2,4,5-Tetrachloro-3-nitrobenzene | Chemistry,Biology | 144 |
41,242,993 | https://en.wikipedia.org/wiki/Dynamic%20kinetic%20resolution%20in%20asymmetric%20synthesis | Dynamic kinetic resolution in chemistry is a type of kinetic resolution where 100% of a racemic compound can be converted into an enantiopure compound. It is applied in asymmetric synthesis. Asymmetric synthesis has become a much explored field due to the challenge of creating a compound with a single 3D structure. Ev... | Dynamic kinetic resolution in asymmetric synthesis | Physics,Chemistry | 1,662 |
4,499,573 | https://en.wikipedia.org/wiki/Adduct | In chemistry, an adduct (; alternatively, a contraction of "addition product") is a product of a direct addition of two or more distinct molecules, resulting in a single reaction product containing all atoms of all components. The resultant is considered a distinct molecular species. Examples include the addition of so... | Adduct | Physics,Chemistry,Materials_science | 518 |
2,611,670 | https://en.wikipedia.org/wiki/Post%20Office%20Research%20Station | The Post Office Research Station was first established as a separate section of the General Post Office in 1909.
In 1921, the Research Station moved to Dollis Hill, north west London, initially in ex-army huts.
The main permanent buildings at Dollis Hill were opened in 1933 by Prime Minister Ramsay MacDonald.
In 196... | Post Office Research Station | Technology | 673 |
18,367,636 | https://en.wikipedia.org/wiki/KCNA7 | Potassium voltage-gated channel subfamily A member 7 also known as Kv1.7 is a protein that in humans is encoded by the KCNA7 gene. The protein encoded by this gene is a voltage-gated potassium channel subunit. It may contribute to the cardiac transient outward potassium current (Ito1), the main contributing current to ... | KCNA7 | Chemistry | 89 |
11,819,940 | https://en.wikipedia.org/wiki/Septoria%20liquidambaris | Septoria liquidambaris is a fungal plant pathogen infecting sweetgum trees.
References
External links
Index Fungorum
USDA ARS Fungal Database
Fungal tree pathogens and diseases
Fungus species
liquidambaris | Septoria liquidambaris | Biology | 44 |
24,508,918 | https://en.wikipedia.org/wiki/Gymnopilus%20jalapensis | Gymnopilus jalapensis is a species of mushroom in the family Hymenogastraceae.
See also
List of Gymnopilus species
External links
Gymnopilus jalapensis at Index Fungorum
jalapensis
Fungi of North America
Taxa named by William Alphonso Murrill
Fungus species | Gymnopilus jalapensis | Biology | 69 |
32,122,780 | https://en.wikipedia.org/wiki/4-Hydroxy-TEMPO | 4-Hydroxy-TEMPO or TEMPOL, formally 4-hydroxy-2,2,6,6-tetramethylpiperidin-1-oxyl, is a heterocyclic compound. Like the related TEMPO, it is used as a catalyst and chemical oxidant by virtue of being a stable aminoxyl radical. Its major appeal over TEMPO is that it is less expensive, being produced from triacetone amin... | 4-Hydroxy-TEMPO | Chemistry,Biology | 301 |
1,673,941 | https://en.wikipedia.org/wiki/Institute%20for%20Systems%20Biology | Institute for Systems Biology (ISB) is a non-profit research institution located in Seattle, Washington, United States. ISB concentrates on systems biology, the study of relationships and interactions between various parts of biological systems, and advocates an interdisciplinary approach to biological research.
Goal... | Institute for Systems Biology | Biology | 978 |
43,285,428 | https://en.wikipedia.org/wiki/Rhizopogon%20truncatus | Rhizopogon truncatus is an ectomycorrhizal fungus in the family Rhizopogonaceae. It was described by American mycologist David Hunt Linder in 1924.
References
External links
Rhizopogonaceae
Fungi described in 1924
Fungi of North America
Fungus species | Rhizopogon truncatus | Biology | 65 |
1,240,291 | https://en.wikipedia.org/wiki/Return%20on%20assets | The return on assets (ROA) shows the percentage of how profitable a company's assets are in generating revenue.
ROA can be computed as below:
The phrase return on average assets (ROAA) is also used, to emphasize that average assets are used in the above formula.
This number tells you what the company can do with wha... | Return on assets | Mathematics | 242 |
31,130,713 | https://en.wikipedia.org/wiki/Warm-glow%20giving | Warm-glow giving is an economic theory describing the emotional reward of giving to others. According to the original warm-glow model developed by James Andreoni (1989, 1990), people experience a sense of joy and satisfaction for "doing their part" to help others. This satisfaction - or "warm glow" - represents the sel... | Warm-glow giving | Biology | 5,010 |
67,097,838 | https://en.wikipedia.org/wiki/Rc-o319 | Rc-o319 is a bat-derived strain of severe acute respiratory syndrome–related coronavirus collected in little Japanese horseshoe bats (Rhinolophus cornutus) from sites in Iwate, Japan. Its has 81% similarity to SARS-CoV-2 and is the earliest strain branch of the SARS-CoV-2 related coronavirus.
References
SARS-CoV-2
B... | Rc-o319 | Biology | 102 |
12,366,559 | https://en.wikipedia.org/wiki/Crevice%20corrosion | Crevice corrosion refers to corrosion occurring in occluded spaces such as interstices in which a stagnant solution is trapped and not renewed. These spaces are generally called crevices. Examples of crevices are gaps and contact areas between parts, under gaskets or seals, inside cracks and seams, spaces filled with ... | Crevice corrosion | Chemistry,Materials_science,Technology,Engineering | 1,366 |
20,221,174 | https://en.wikipedia.org/wiki/All%20Nightmare%20Long | "All Nightmare Long" is a song by American heavy metal band Metallica, released as the third single from their album Death Magnetic. The single was released on December 15, 2008. The song is in drop D tuning. It was nominated for the Kerrang! Award for Best Single.
Music video
The music video, directed by Roboshobo (R... | All Nightmare Long | Physics | 1,040 |
8,334,805 | https://en.wikipedia.org/wiki/Steam%20jet%20cooling | Steam jet cooling uses a high-pressure jet of steam to cool water or other fluid media. Typical uses include industrial sites, where a suitable steam supply already exists for other purposes or, historically, for air conditioning on passenger trains which use steam for heating. Steam jet cooling experienced a wave of p... | Steam jet cooling | Engineering | 303 |
11,057,402 | https://en.wikipedia.org/wiki/Sulfolene | Sulfolene, or butadiene sulfone is a cyclic organic chemical with a sulfone functional group. It is a white, odorless, crystalline, indefinitely storable solid, which dissolves in water and many organic solvents. The compound is used as a source of butadiene.
Production
Sulfolene is formed by the cheletropic reactio... | Sulfolene | Chemistry | 2,031 |
3,188,361 | https://en.wikipedia.org/wiki/Gobe%20Software | Gobe Software, Inc was a software company founded in 1997 by members of the ClarisWorks development team that developed and published an integrated desktop software suite for BeOS. In later years, it was the distributor of BeOS itself.
History
Gobe was founded in 1997 by members of the ClarisWorks development team a... | Gobe Software | Technology | 621 |
2,862,625 | https://en.wikipedia.org/wiki/Fouling | Fouling is the accumulation of unwanted material on solid surfaces. The fouling materials can consist of either living organisms (biofouling, organic) or a non-living substance (inorganic). Fouling is usually distinguished from other surface-growth phenomena in that it occurs on a surface of a component, system, or pla... | Fouling | Physics,Chemistry,Materials_science,Engineering,Environmental_science | 6,905 |
39,130,672 | https://en.wikipedia.org/wiki/Artificial%20precision | In numerical mathematics, artificial precision is a source of error that occurs when a numerical value or semantic is expressed with more precision than was initially provided from measurement or user input.
For example, a person enters their birthday as the date 1984-01-01 but it is stored in a database as 1984-01-01T... | Artificial precision | Mathematics | 141 |
1,389,320 | https://en.wikipedia.org/wiki/Gas%20in%20a%20harmonic%20trap | The results of the quantum harmonic oscillator can be used to look at the equilibrium situation for a quantum ideal gas in a harmonic trap, which is a harmonic potential containing a large number of particles that do not interact with each other except for instantaneous thermalizing collisions. This situation is of gre... | Gas in a harmonic trap | Physics | 1,090 |
31,608,684 | https://en.wikipedia.org/wiki/Istanbul%20Canal | The Istanbul Canal ( ) is a project for an artificial sea-level waterway planned by Turkey in East Thrace, connecting the Black Sea to the Sea of Marmara, and thus to the Aegean and Mediterranean seas. The Istanbul Canal would bisect the current European side of Istanbul and thus form an island between Asia and Europe ... | Istanbul Canal | Engineering | 2,531 |
7,948,184 | https://en.wikipedia.org/wiki/Computational%20engineering | Computational Engineering is an emerging discipline that deals with the development and application of computational models for engineering, known as Computational Engineering Models or CEM. Computational engineering uses computers to solve engineering design problems important to a variety of industries. At this time,... | Computational engineering | Mathematics,Technology | 1,169 |
43,724,378 | https://en.wikipedia.org/wiki/Collective%20effects%20%28accelerator%20physics%29 | Charged particle beams in a particle accelerator or a storage ring undergo a variety of different processes. Typically the beam dynamics is broken down into single particle dynamics and collective effects. Sources of collective effects include single or multiple inter-particle scattering and interaction with the vacu... | Collective effects (accelerator physics) | Physics | 357 |
36,323,341 | https://en.wikipedia.org/wiki/Y%20Y%20Y | In molecular biology, the YYY domain is a protein domain that is considered to be important in bacterial signal transduction, however the exact function of this protein domain is not known. It is named after the three conserved tyrosines found in the alignment. The domain forms part of the periplasmic sensor domain whi... | Y Y Y | Biology | 154 |
69,005,591 | https://en.wikipedia.org/wiki/TOI-4138%20b | TOI-4138 b is a transiting exoplanet orbiting the G-type subgiant TOI-4138 1,674 light years away in the northern circumpolar constellation Ursa Minor.
Discovery
The planet was discovered by TESS using the transit method, which involves measuring light curves during a planet’s eclipse. The paper states that it’s infla... | TOI-4138 b | Astronomy | 361 |
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