id int64 39 79M | url stringlengths 32 168 | text stringlengths 7 145k | source stringlengths 2 105 | categories listlengths 1 6 | token_count int64 3 32.2k | subcategories listlengths 0 27 |
|---|---|---|---|---|---|---|
1,278,026 | https://en.wikipedia.org/wiki/Watt%27s%20linkage | A Watt's linkage is a type of mechanical linkage invented by James Watt in which the central moving point of the linkage is constrained to travel a nearly straight path. Watt's described the linkage in his patent specification of 1784 for the Watt steam engine.
Today it is used in automobile suspensions, where it is k... | Watt's linkage | [
"Physics"
] | 1,472 | [
"Physical phenomena",
"Motion (physics)",
"Linear motion"
] |
1,278,389 | https://en.wikipedia.org/wiki/Related%20rates | In differential calculus, related rates problems involve finding a rate at which a quantity changes by relating that quantity to other quantities whose rates of change are known. The rate of change is usually with respect to time. Because science and engineering often relate quantities to each other, the methods of r... | Related rates | [
"Mathematics"
] | 1,222 | [
"Differential calculus",
"Calculus"
] |
1,278,615 | https://en.wikipedia.org/wiki/Wave%20loading | Wave loading is most commonly the application of a pulsed or wavelike load to a material or object. This is most commonly used in the analysis of piping, ships, or building structures which experience wind, water, or seismic disturbances.
Examples of wave loading
Offshore storms and pipes: As large waves pass over s... | Wave loading | [
"Physics"
] | 203 | [
"Waves",
"Physical phenomena",
"Motion (physics)"
] |
12,965,053 | https://en.wikipedia.org/wiki/Wigner%E2%80%93Seitz%20radius | The Wigner–Seitz radius , named after Eugene Wigner and Frederick Seitz, is the radius of a sphere whose volume is equal to the mean volume per atom in a solid (for first group metals). In the more general case of metals having more valence electrons, is the radius of a sphere whose volume is equal to the volume per a... | Wigner–Seitz radius | [
"Physics",
"Chemistry"
] | 291 | [
" and optical physics stubs",
"Physical chemistry stubs",
"Atomic radius",
" molecular",
"Atomic",
"Atoms",
"Matter",
" and optical physics"
] |
12,967,535 | https://en.wikipedia.org/wiki/IEEE%20C2 | American National Standard C2 is the American National Standards Institute (ANSI) standard for the National Electrical Safety Code (NESC), published by the Institute of Electrical and Electronics Engineers (IEEE).
The NESC is a document containing voluntary (unless adopted by law) standards for safeguarding persons ag... | IEEE C2 | [
"Physics",
"Technology",
"Engineering"
] | 166 | [
"Electrical systems",
"Building engineering",
"Computer standards",
"Physical systems",
"Electrical engineering",
"Electrical wiring",
"IEEE standards"
] |
12,968,385 | https://en.wikipedia.org/wiki/Joshua%20Jortner | Joshua Jortner (Hebrew: יהושע יורטנר) (March 14, 1933) is an Israeli physical chemist. He is a professor emeritus at the School of Chemistry, The Sackler Faculty of Exact Sciences, Tel Aviv University in Tel Aviv, Israel.
Birth and education
Jortner was born on March 14, 1933, in Tarnów, Poland, to a Jewish family. H... | Joshua Jortner | [
"Chemistry"
] | 1,041 | [
"Quantum chemistry",
"Theoretical chemistry",
"Theoretical chemists",
"Physical chemists"
] |
12,973,053 | https://en.wikipedia.org/wiki/Viscimation | Viscimation is the turbulence when liquids of different viscosities mix,
particularly the formation of vortices (also known as "viscimetric whorls") and visible separate threads of the different liquids.
The term viscimation is archaic and idiosyncratic to whisky tasting; their study (or appreciation) is called viscim... | Viscimation | [
"Chemistry",
"Mathematics",
"Engineering"
] | 173 | [
"Turbulence",
"Vortices",
"Dynamical systems",
"Chemical engineering",
"Piping",
"Fluid dynamics stubs",
"Fluid dynamics"
] |
4,848,693 | https://en.wikipedia.org/wiki/Cameleon%20%28protein%29 | Cameleon is an engineered protein based on variant of green fluorescent protein used to visualize calcium levels in living cells. It is a genetically encoded calcium sensor created by Roger Y. Tsien and coworkers. The name is a conflation of CaM (the common abbreviation of calmodulin) and chameleon to indicate the fact... | Cameleon (protein) | [
"Chemistry",
"Technology",
"Engineering",
"Biology"
] | 417 | [
"Biochemistry methods",
"Fluorescent proteins",
"Measuring instruments",
"Signal transduction",
"Calcium signaling",
"Microscopy",
"Sensors",
"Bioluminescence",
"Cell imaging"
] |
4,850,275 | https://en.wikipedia.org/wiki/Pentagonal%20tiling | In geometry, a pentagonal tiling is a tiling of the plane where each individual piece is in the shape of a pentagon.
A regular pentagonal tiling on the Euclidean plane is impossible because the internal angle of a regular pentagon, 108°, is not a divisor of 360°, the angle measure of a whole turn. However, regular pen... | Pentagonal tiling | [
"Physics",
"Mathematics"
] | 2,874 | [
"Tessellation",
"Planes (geometry)",
"Euclidean plane geometry",
"Symmetry"
] |
4,850,474 | https://en.wikipedia.org/wiki/Pitchfork%20bifurcation | In bifurcation theory, a field within mathematics, a pitchfork bifurcation is a particular type of local bifurcation where the system transitions from one fixed point to three fixed points. Pitchfork bifurcations, like Hopf bifurcations, have two types – supercritical and subcritical.
In continuous dynamical systems ... | Pitchfork bifurcation | [
"Mathematics"
] | 355 | [
"Bifurcation theory",
"Dynamical systems"
] |
4,852,151 | https://en.wikipedia.org/wiki/Hamilton%27s%20principle | In physics, Hamilton's principle is William Rowan Hamilton's formulation of the principle of stationary action. It states that the dynamics of a physical system are determined by a variational problem for a functional based on a single function, the Lagrangian, which may contain all physical information concerning the ... | Hamilton's principle | [
"Physics",
"Mathematics"
] | 1,968 | [
"Lagrangian mechanics",
"Classical mechanics",
"Dynamical systems"
] |
4,852,393 | https://en.wikipedia.org/wiki/Pentavalent%20antimonial | Pentavalent antimonials (also abbreviated pentavalent Sb or SbV) are a group of compounds used for the treatment of leishmaniasis. They are also called pentavalent antimony compounds.
Types
The first pentavalent antimonial, urea stibamine, was synthesised by the Indian scientist Upendranath Brahmachari in 1922. Thou... | Pentavalent antimonial | [
"Biology"
] | 339 | [
"Antiprotozoal agents",
"Biocides"
] |
4,852,466 | https://en.wikipedia.org/wiki/Explosive%20lens | An explosive lens—as used, for example, in nuclear weapons—is a highly specialized shaped charge. In general, it is a device composed of several explosive charges. These charges are arranged and formed with the intent to control the shape of the detonation wave passing through them. The explosive lens is conceptually ... | Explosive lens | [
"Engineering"
] | 823 | [
"Explosives engineering"
] |
4,853,266 | https://en.wikipedia.org/wiki/Tire%20Science%20and%20Technology | Tire Science and Technology is a quarterly peer-reviewed scientific journal that publishes original research and reviews on experimental, analytical, and computational aspects of tires. Since 1978, the Tire Society has published the journal. The current editor-in-chief is Michael Kaliske (Dresden University of Technolo... | Tire Science and Technology | [
"Materials_science",
"Engineering"
] | 320 | [
"Materials science journals",
"Materials science"
] |
4,854,281 | https://en.wikipedia.org/wiki/Dannie%20Heineman%20Prize%20for%20Mathematical%20Physics | Dannie Heineman Prize for Mathematical Physics is an award given each year since 1959 jointly by the American Physical Society and American Institute of Physics. It is established by the Heineman Foundation in honour of Dannie Heineman. As of 2010, the prize consists of US$10,000 and a certificate citing the contributi... | Dannie Heineman Prize for Mathematical Physics | [
"Physics",
"Mathematics",
"Technology"
] | 627 | [
"Applied mathematics",
"Theoretical physics",
"Mathematics awards",
"Science and technology awards",
"Mathematical physics"
] |
4,855,071 | https://en.wikipedia.org/wiki/Dispersion%20%28chemistry%29 | A dispersion is a system in which distributed particles of one material are dispersed in a continuous phase of another material. The two phases may be in the same or different states of matter.
Dispersions are classified in a number of different ways, including how large the particles are in relation to the particles... | Dispersion (chemistry) | [
"Chemistry"
] | 1,830 | [
"Colloidal chemistry",
"Colloids",
"Surface science",
"Homogeneous chemical mixtures",
"Chemical mixtures",
"nan",
"Solutions"
] |
4,855,190 | https://en.wikipedia.org/wiki/Meglumine%20antimoniate | Meglumine antimoniate is a medicine used to treat leishmaniasis. This includes visceral, mucocutaneous, and cutaneous leishmaniasis. It is given by injection into a muscle or into the area infected.
Side effects include loss of appetite, nausea, abdominal pain, cough, feeling tired, muscle pain, irregular heartbeat, a... | Meglumine antimoniate | [
"Biology"
] | 222 | [
"Antiprotozoal agents",
"Biocides"
] |
22,435,314 | https://en.wikipedia.org/wiki/Pasqual%20Maragall%20Foundation | The Pasqual Maragall Foundation is a private, non-profit foundation dedicated to scientific research of Alzheimer's disease. It was founded in April 2008 in Barcelona as a result of the public commitment of Pasqual Maragall, former Mayor of Barcelona and former President of the Generalitat de Catalunya, who had been di... | Pasqual Maragall Foundation | [
"Engineering",
"Biology"
] | 889 | [
"Biotechnology organizations",
"Biomedical research foundations"
] |
22,437,570 | https://en.wikipedia.org/wiki/Myrmecotrophy | Myrmecotrophy is the ability of plants to obtain nutrients from ants, a form of mutualism. Due to this behaviour the invasion of vegetation into harsh environments is promoted. The dead remains of insects thrown out by the ants are absorbed by the lenticular warts in myrmecophytes like Hydnophytum and Myrmecodia. Myrme... | Myrmecotrophy | [
"Biology"
] | 148 | [
"Plant physiology",
"Plants"
] |
22,438,135 | https://en.wikipedia.org/wiki/Transgenic%20hydra | Cnidarians such as Hydra have become attractive model organisms to study the evolution of immunity. However, despite long-term efforts, stably transgenic animals could not be generated, severely limiting the functional analysis of genes. For analytical purposes, therefore, an important technical breakthrough in the fie... | Transgenic hydra | [
"Chemistry",
"Engineering",
"Biology"
] | 506 | [
"Biochemistry",
"Genetic engineering",
"Genetically modified organisms",
"Molecular biology"
] |
26,788,131 | https://en.wikipedia.org/wiki/Clinical%20and%20Translational%20Science | Clinical and Translational Science is a bimonthly peer-reviewed open-access medical journal covering translational medicine. It is published by Wiley-Blackwell and is an official journal of the American Society for Clinical Pharmacology and Therapeutics. The journal was established in 2008 and the editor-in-chief is Jo... | Clinical and Translational Science | [
"Biology"
] | 154 | [
"Translational medicine"
] |
26,789,010 | https://en.wikipedia.org/wiki/Reliability%2C%20availability%2C%20maintainability%20and%20safety | In engineering, reliability, availability, maintainability and safety (RAMS) is used to characterize a product or system:
Reliability: Ability to perform a specific function and may be given as design reliability or operational reliability
Availability: Ability to keep a functioning state in the given environment
M... | Reliability, availability, maintainability and safety | [
"Engineering"
] | 158 | [
"Systems engineering",
"Reliability engineering"
] |
26,789,678 | https://en.wikipedia.org/wiki/AllegroGraph | AllegroGraph is a closed source triplestore which is designed to store RDF triples, a standard format for Linked Data.
It also operates as a document store designed for storing, retrieving and managing document-oriented information, in JSON-LD format.
AllegroGraph is currently in use in commercial projects and a US Dep... | AllegroGraph | [
"Mathematics"
] | 344 | [
"Graph databases",
"Mathematical relations",
"Graph theory"
] |
26,791,094 | https://en.wikipedia.org/wiki/Scavenger%20resin | Scavenger resins are polymers (resins) with bound functional groups that react with specific by-products, impurities, or excess reagents produced in a reaction. Polymer-bound functional groups permit the use of many different scavengers, as the functional groups are confined within a resin or are simply bound to the so... | Scavenger resin | [
"Chemistry",
"Materials_science"
] | 998 | [
"Polymers",
"nan",
"Polymer chemistry",
"Reagents for organic chemistry"
] |
26,791,258 | https://en.wikipedia.org/wiki/Reciprocal%20length | Reciprocal length or inverse length is a quantity or measurement used in several branches of science and mathematics, defined as the reciprocal of length.
Common units used for this measurement include the reciprocal metre or inverse metre (symbol: m−1), the reciprocal centimetre or inverse centimetre (symbol: cm−1).
... | Reciprocal length | [
"Physics",
"Mathematics"
] | 456 | [
"Quantity",
"Intensive quantities",
"Physical quantities",
"Length-specific quantities"
] |
26,794,949 | https://en.wikipedia.org/wiki/Kline%E2%80%93Fogleman%20airfoil | The Kline–Fogleman airfoil or KF airfoil is a simple airfoil design with single or multiple steps along the length of the wing. It was originally devised in the 1960s for paper airplanes.
In the 21st century the KF airfoil has found renewed interest among hobbyist builders of radio-controlled aircraft, due to its simp... | Kline–Fogleman airfoil | [
"Chemistry",
"Engineering"
] | 1,623 | [
"Aerospace engineering",
"Aerodynamics",
"Fluid dynamics"
] |
8,322,679 | https://en.wikipedia.org/wiki/Cyclopentadienylmolybdenum%20tricarbonyl%20dimer | Cyclopentadienylmolybdenum tricarbonyl dimer is the chemical compound with the formula Cp2Mo2(CO)6, where Cp is C5H5. A dark red solid, it has been the subject of much research although it has no practical uses.
Structure and synthesis
The molecule exists in two rotamers, gauche and anti. The six CO ligands are termi... | Cyclopentadienylmolybdenum tricarbonyl dimer | [
"Chemistry",
"Materials_science"
] | 360 | [
"Half sandwich compounds",
"Cyclopentadienyl complexes",
"Dimers (chemistry)",
"Polymer chemistry",
"Organometallic chemistry"
] |
8,323,492 | https://en.wikipedia.org/wiki/Cyclooctadiene%20rhodium%20chloride%20dimer | Cyclooctadiene rhodium chloride dimer is the organorhodium compound with the formula Rh2Cl2(C8H12)2, commonly abbreviated [RhCl(COD)]2 or Rh2Cl2(COD)2. This yellow-orange, air-stable compound is a widely used precursor to homogeneous catalysts.
Preparation and reactions
The synthesis of [RhCl(COD)]2 involves heating ... | Cyclooctadiene rhodium chloride dimer | [
"Chemistry",
"Materials_science"
] | 463 | [
"Catalysis",
"Homogeneous catalysis",
"Dimers (chemistry)",
"Polymer chemistry"
] |
8,324,345 | https://en.wikipedia.org/wiki/Minimal%20subtraction%20scheme | In quantum field theory, the minimal subtraction scheme, or MS scheme, is a particular renormalization scheme used to absorb the infinities that arise in perturbative calculations beyond leading order, introduced independently by Gerard 't Hooft and Steven Weinberg in 1973. The MS scheme consists of absorbing only the... | Minimal subtraction scheme | [
"Physics"
] | 175 | [
"Statistical mechanics stubs",
"Physical phenomena",
"Critical phenomena",
"Quantum mechanics",
"Renormalization group",
"Statistical mechanics",
"Quantum physics stubs"
] |
8,324,507 | https://en.wikipedia.org/wiki/Renormalon | In physics, a renormalon (a term suggested by 't Hooft) is a particular source of divergence seen in perturbative approximations to quantum field theories (QFT). When a formally divergent series in a QFT is summed using Borel summation, the associated Borel transform of the series can have singularities as a function ... | Renormalon | [
"Physics"
] | 497 | [
"Quantum mechanics",
"Quantum physics stubs"
] |
8,327,127 | https://en.wikipedia.org/wiki/Dense-in-itself | In general topology, a subset of a topological space is said to be dense-in-itself or crowded
if has no isolated point.
Equivalently, is dense-in-itself if every point of is a limit point of .
Thus is dense-in-itself if and only if , where is the derived set of .
A dense-in-itself closed set is called a perfect ... | Dense-in-itself | [
"Physics",
"Mathematics"
] | 516 | [
"Spacetime",
"Topology",
"Space",
"Geometry"
] |
27,138,990 | https://en.wikipedia.org/wiki/Fabasoft%20Folio%20Cloud | Fabasoft Folio Cloud is a cloud computing service developed by Fabasoft in Linz, Austria announced in April 2010. It focuses on enabling secure collaboration and is web-based with iOS and Android apps for use on mobile devices. The software is object-oriented and offers a wide range of sophisticated functionality for ... | Fabasoft Folio Cloud | [
"Technology"
] | 535 | [
"Cloud platforms",
"Computing platforms",
"IT infrastructure",
"Centralized computing",
"Computer systems"
] |
27,139,928 | https://en.wikipedia.org/wiki/Antozonite | Antozonite (historically known as Stinkspat, Stinkfluss, Stinkstein, Stinkspar and fetid fluorite) is a radioactive fluorite variety first found in Wölsendorf, Bavaria, in 1841, and named in 1862.
It is characterized by the presence of multiple inclusions containing elemental fluorine; when the crystals are crushed or... | Antozonite | [
"Physics",
"Materials_science",
"Engineering"
] | 211 | [
"Physical phenomena",
"Materials science",
"Radiation",
"Condensed matter physics",
"Radiation effects"
] |
27,142,068 | https://en.wikipedia.org/wiki/Linda-like%20systems | Linda-like systems are parallel and distributed programming models that use unstructured collections of tuples as a communication mechanism between different processes.
Examples
In addition to proper Linda implementations, these include other systems such as the following:
Intel Concurrent Collections (CnC) is a prog... | Linda-like systems | [
"Technology"
] | 110 | [
"Computing stubs"
] |
27,143,209 | https://en.wikipedia.org/wiki/Human%20Tissue%20%28Scotland%29%20Act%202006 | The Human Tissue (Scotland) Act 2006 (asp 4) is an Act of the Scottish Parliament to consolidate and overhaul previous legislation regarding the handling of human tissue.
It deals with three distinct uses of human tissue: its donation primarily for the purpose of transplantation, but also for research, education or tr... | Human Tissue (Scotland) Act 2006 | [
"Chemistry",
"Engineering",
"Biology"
] | 141 | [
"Biological engineering",
"Cloning",
"Chemical engineering",
"Tissue engineering",
"Medical technology"
] |
27,144,045 | https://en.wikipedia.org/wiki/Thiol-yne%20reaction | In organic chemistry, the thiol-yne reaction (also known as alkyne hydrothiolation) is an organic reaction between a thiol () and an alkyne (). The reaction product is an alkenyl sulfide ().
The reaction was first reported in 1949 with thioacetic acid as reagent and rediscovered in 2009. It is used in click chemist... | Thiol-yne reaction | [
"Chemistry"
] | 420 | [
"Organic reactions"
] |
27,146,693 | https://en.wikipedia.org/wiki/Physical%20metallurgy | Physical metallurgy is one of the two main branches of the scientific approach to metallurgy, which considers in a systematic way the physical properties of metals and alloys. It is basically the fundamentals and applications of the theory of phase transformations in metal and alloys. While chemical metallurgy involve... | Physical metallurgy | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 183 | [
"Metallurgy",
"Applied and interdisciplinary physics",
"Materials science",
"nan"
] |
23,959,374 | https://en.wikipedia.org/wiki/Multiangle%20light%20scattering | Multi-Angle light scattering (MALS) describes a technique for measuring the light scattered by a sample into a plurality of angles. It is used for determining both the absolute molar mass and the average size of molecules in solution, by detecting how they scatter light. A collimated beam from a laser source is most of... | Multiangle light scattering | [
"Physics",
"Chemistry",
"Materials_science"
] | 3,084 | [
"Colloidal chemistry",
"Molecular physics",
"Spectrum (physical sciences)",
" absorption and radiative transfer (optics)",
"Instrumental analysis",
"Colloids",
"Surface science",
"Scattering",
"Particle physics",
"Condensed matter physics",
"Nuclear physics",
"Spectroscopy"
] |
23,960,205 | https://en.wikipedia.org/wiki/Strychnine%20total%20synthesis | Strychnine total synthesis in chemistry describes the total synthesis of the complex biomolecule strychnine. The first reported method by the group of Robert Burns Woodward in 1954 is considered a classic in this research field.
At the time it formed the natural conclusion to an elaborate process of molecular structu... | Strychnine total synthesis | [
"Chemistry"
] | 4,656 | [
"Total synthesis",
"Chemical synthesis"
] |
23,960,842 | https://en.wikipedia.org/wiki/Applied%20element%20method | The applied element method (AEM) is a numerical analysis used in predicting the continuum and discrete behavior of structures. The modeling method in AEM adopts the concept of discrete cracking allowing it to automatically track structural collapse behavior passing through all stages of loading: elastic, crack initiat... | Applied element method | [
"Materials_science",
"Mathematics",
"Engineering"
] | 1,214 | [
"Structural engineering",
"Glass engineering and science",
"Demolition",
"Building engineering",
"Aerospace engineering",
"Structural analysis",
"Computational mathematics",
"Materials science",
"Construction",
"Civil engineering",
"Mathematical relations",
"Mechanical engineering",
"Numeric... |
20,933,302 | https://en.wikipedia.org/wiki/Star%20coloring | In the mathematical field of graph theory, a star coloring of a graph is a (proper) vertex coloring in which every path on four vertices uses at least three distinct colors. Equivalently, in a star coloring, the induced subgraphs formed by the vertices of any two colors has connected components that are star graphs. S... | Star coloring | [
"Mathematics"
] | 322 | [
"Graph coloring",
"Graph theory",
"Computational problems",
"Mathematical relations",
"Mathematical problems",
"NP-complete problems"
] |
20,935,181 | https://en.wikipedia.org/wiki/MacVector | MacVector is a commercial sequence analysis application for Apple Macintosh computers running Mac OS X. It is intended to be used by molecular biologists to help analyze, design, research and document their experiments in the laboratory. MacVector 18.1 is a Universal Binary capable of running on Intel and Apple Silicon... | MacVector | [
"Mathematics",
"Biology"
] | 420 | [
"Computational science",
"Applied mathematics",
"Bioinformatics",
"Bioinformatics software"
] |
20,935,448 | https://en.wikipedia.org/wiki/Pho4 | Pho4 is a protein with a basic helix-loop-helix (bHLH) transcription factor. It is found in S. cerevisiae and other yeasts. It functions as a transcription factor to regulate phosphate responsive genes located in yeast cells. The Pho4 protein homodimer is able to do this by binding to DNA sequences containing the bHLH ... | Pho4 | [
"Chemistry",
"Biology"
] | 773 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
20,937,099 | https://en.wikipedia.org/wiki/Ornithine%20oxoglutarate | Ornithine oxoglutarate (OGO) or ornithine α-ketoglutarate (OKG) is a drug used in liver therapy. It is the salt formed from ornithine and alpha-ketoglutaric acid. It is also used to improve nutritional health in elderly patients.
References
Amino acids
Combination drugs | Ornithine oxoglutarate | [
"Chemistry"
] | 76 | [
"Amino acids",
"Biomolecules by chemical classification"
] |
20,937,523 | https://en.wikipedia.org/wiki/Hepatitis%20C%20virus%20envelope%20glycoprotein%20E2 | E2 is a viral structural protein found in the hepatitis C virus. It is present on the viral envelope and functions as a host receptor binding protein, mediating entry into host cells. It is a key target for the design of entry inhibitors and vaccine immunogens.
References
Viral structural proteins
Hepatitis C virus | Hepatitis C virus envelope glycoprotein E2 | [
"Biology"
] | 64 | [
"Virus stubs",
"Viruses"
] |
20,937,534 | https://en.wikipedia.org/wiki/Hepatitis%20C%20virus%20nonstructural%20protein%203 | Nonstructural protein 3 (NS3), also known as p-70, is a viral nonstructural protein that is 70 kDa cleavage product of the hepatitis C virus polyprotein. It acts as a serine protease. C-terminal two-thirds of the protein also acts as helicase and nucleoside triphosphatase. First (N-terminal) 180 aminoacids of NS3 has a... | Hepatitis C virus nonstructural protein 3 | [
"Biology"
] | 167 | [
"Virus stubs",
"Viruses"
] |
20,937,590 | https://en.wikipedia.org/wiki/Hepatitis%20C%20virus%20nonstructural%20protein%204A | Nonstructural protein 4A (NS4A) is a viral protein found in the hepatitis C virus. It acts as a cofactor for the enzyme NS3.
References
Viral nonstructural proteins
Hepatitis C virus | Hepatitis C virus nonstructural protein 4A | [
"Biology"
] | 49 | [
"Virus stubs",
"Viruses"
] |
20,938,051 | https://en.wikipedia.org/wiki/Ji%C5%99%C3%AD%20Matou%C5%A1ek%20%28mathematician%29 | Jiří (Jirka) Matoušek (10 March 1963 – 9 March 2015) was a Czech mathematician working in computational geometry and algebraic topology. He was a professor at Charles University in Prague and the author of several textbooks and research monographs.
Biography
Matoušek was born in Prague. In 1986, he received his Master... | Jiří Matoušek (mathematician) | [
"Mathematics"
] | 608 | [
"Topologists",
"Topology",
"Combinatorialists",
"Combinatorics"
] |
20,939,923 | https://en.wikipedia.org/wiki/Marine%20cloud%20brightening | Marine cloud brightening also known as marine cloud seeding and marine cloud engineering is a proposed solar radiation management technique that would make clouds brighter, reflecting a small fraction of incoming sunlight back into space in order to offset global warming. Along with stratospheric aerosol injection, it ... | Marine cloud brightening | [
"Engineering"
] | 2,886 | [
"Planetary engineering",
"Geoengineering"
] |
3,595,285 | https://en.wikipedia.org/wiki/Maximum%20power%20principle | The maximum power principle or Lotka's principle has been proposed as the fourth principle of energetics in open system thermodynamics. According to American ecologist Howard T. Odum, "The maximum power principle can be stated: During self-organization, system designs develop and prevail that maximize power intake, ene... | Maximum power principle | [
"Physics",
"Chemistry",
"Mathematics"
] | 2,957 | [
"Physical quantities",
"Energy (physics)",
"Energy",
"Thermodynamics",
"Dynamical systems"
] |
3,596,006 | https://en.wikipedia.org/wiki/Schoof%27s%20algorithm | Schoof's algorithm is an efficient algorithm to count points on elliptic curves over finite fields. The algorithm has applications in elliptic curve cryptography where it is important to know the number of points to judge the difficulty of solving the discrete logarithm problem in the group of points on an elliptic cur... | Schoof's algorithm | [
"Mathematics"
] | 2,371 | [
"Group theory",
"Fields of abstract algebra",
"Discrete mathematics",
"Number theory"
] |
3,596,468 | https://en.wikipedia.org/wiki/Einzel%20lens | An einzel lens (from – single lens), or unipotential lens, is a charged particle electrostatic lens that focuses without changing the energy of the beam. It consists of three or more sets of cylindrical or rectangular apertures or tubes in series along an axis. It is used in ion optics to focus ions in flight, which i... | Einzel lens | [
"Physics",
"Chemistry"
] | 485 | [
"Spectrum (physical sciences)",
"Instrumental analysis",
"Mass",
"Mass spectrometry",
"Matter"
] |
3,597,775 | https://en.wikipedia.org/wiki/Energy%20principles%20in%20structural%20mechanics | Energy principles in structural mechanics express the relationships between stresses, strains or deformations, displacements, material properties, and external effects in the form of energy or work done by internal and external forces. Since energy is a scalar quantity, these relationships provide convenient and altern... | Energy principles in structural mechanics | [
"Engineering"
] | 451 | [
"Structural engineering",
"Structural analysis",
"Mechanical engineering",
"Aerospace engineering"
] |
3,597,879 | https://en.wikipedia.org/wiki/Inherent%20safety | In the chemical and process industries, a process has inherent safety if it has a low level of danger even if things go wrong. Inherent safety contrasts with other processes where a high degree of hazard is controlled by protective systems. As perfect safety cannot be achieved, common practice is to talk about inherent... | Inherent safety | [
"Chemistry",
"Engineering"
] | 1,284 | [
"Chemical process engineering",
"Safety engineering",
"Process safety"
] |
18,685,301 | https://en.wikipedia.org/wiki/Sediment%20basin | A sediment basin is a temporary pond built on a construction site to capture eroded or disturbed soil that is washed off during rain storms, and protect the water quality of a nearby stream, river, lake, or bay. The sediment-laden soil settles in the pond before the runoff is discharged. Sediment basins are typically... | Sediment basin | [
"Chemistry",
"Engineering",
"Environmental_science"
] | 410 | [
"Water treatment",
"Stormwater management",
"Water pollution",
"Environmental engineering",
"Water technology",
"Environmental soil science"
] |
18,688,564 | https://en.wikipedia.org/wiki/Rs1801133 | C677T or rs1801133 is a genetic variation—a single nucleotide polymorphism (SNP)—in the MTHFR gene.
Among Americans the frequency of T-homozygosity ranges from 1% or less among people of sub-Saharan African descent to 20% or more among Italians and Hispanics.
It has been related to
schizophrenia
Alzheimer's disease... | Rs1801133 | [
"Biology"
] | 165 | [
"SNPs on chromosome 1",
"Single-nucleotide polymorphisms"
] |
18,689,198 | https://en.wikipedia.org/wiki/The%20Gene%20Revolution | The Gene Revolution: GM Crops and Unequal Development is a 2006 book by Professor Sakiko Fukuda-Parr.
While some people do not support genetic manipulation (GM), others view it as an important technological solution to limited agricultural output, increasing populations, and climate change. The book provides a detail... | The Gene Revolution | [
"Engineering",
"Biology"
] | 171 | [
"Genetic engineering and agriculture",
"Genetic engineering"
] |
18,690,388 | https://en.wikipedia.org/wiki/Cutoff%20voltage | In electronics,the cut-off voltage is the voltage at which a battery is considered fully discharged, beyond which further discharge could cause harm. Some electronic devices, such as cell phones, will automatically shut down when the cut-off voltage has been reached.
Batteries
In batteries, the cut-off (final) voltag... | Cutoff voltage | [
"Engineering"
] | 480 | [
"Electrical engineering",
"Electrical parameters"
] |
18,690,547 | https://en.wikipedia.org/wiki/Megohmmeter | A Megohmmeter or insulation resistance tester, is a special type of ohmmeter used to measure the electrical resistance of insulators. Insulating components, for example cable jackets, must be tested for their insulation strength at the time of commissioning and as part of maintenance of high voltage electrical equipmen... | Megohmmeter | [
"Technology",
"Engineering"
] | 634 | [
"Measuring instruments"
] |
25,290,996 | https://en.wikipedia.org/wiki/Elapsed%20real%20time | In computing, elapsed real time, real time, wall-clock time, wall time, or walltime is the actual time taken from the start of a computer program to the end. In other words, it is the difference between the time at which a task finishes and the time at which the task started.
Wall time is thus different from CPU time,... | Elapsed real time | [
"Physics",
"Technology"
] | 354 | [
"Temporal quantities",
"Computing terminology",
"Physical quantities",
"Time",
"Time stubs",
"Computing stubs",
"Spacetime",
"Durations"
] |
25,292,015 | https://en.wikipedia.org/wiki/Medical%20technology%20assessment | Medical technology assessment (MTA) is the objective evaluation of a medical technology regarding its safety and performance, its (future) impact on clinical and non-clinical patient outcomes as well as its interactive effects on economical, organizational, social, juridical and ethical aspects of healthcare. Medical t... | Medical technology assessment | [
"Biology"
] | 691 | [
"Medical technology"
] |
25,292,663 | https://en.wikipedia.org/wiki/Integer%20points%20in%20convex%20polyhedra | The study of integer points in convex polyhedra is motivated by questions such as "how many nonnegative integer-valued solutions does a system of linear equations with nonnegative coefficients have" or "how many solutions does an integer linear program have". Counting integer points in polyhedra or other questions abou... | Integer points in convex polyhedra | [
"Mathematics"
] | 294 | [
"Algebra",
"Linear algebra",
"Lattice points",
"Number theory"
] |
25,293,652 | https://en.wikipedia.org/wiki/Tufting%20%28composites%29 | In the field of composite materials, tufting is an experimental technology to locally reinforce continuous fibre-reinforced plastics along the z-direction, with the objective of enhancing the shear and delamination resistance of the structure.
It consists of inserting a thread through a layered dry fabric, using a nee... | Tufting (composites) | [
"Physics"
] | 313 | [
"Materials stubs",
"Materials",
"Matter"
] |
25,303,792 | https://en.wikipedia.org/wiki/Curvaton | The curvaton is a hypothetical elementary particle which mediates a scalar field in early universe cosmology. It can generate fluctuations during inflation, but does not itself drive inflation, instead it generates curvature perturbations at late times after the inflaton field has decayed and the decay products have ... | Curvaton | [
"Physics",
"Astronomy"
] | 236 | [
"Astronomical sub-disciplines",
"Theoretical physics",
"Unsolved problems in physics",
"Astrophysics",
"Relativity stubs",
"Theory of relativity",
"Hypothetical elementary particles",
"Physics beyond the Standard Model",
"Physical cosmology"
] |
1,903,345 | https://en.wikipedia.org/wiki/Chladni%27s%20law | Chladni's law, named after Ernst Chladni, relates the frequency of modes of vibration for flat circular surfaces with fixed center as a function of the numbers m of diametric (linear) nodes and n of radial (circular) nodes. It is stated as the equation
where C and p are coefficients which depend on the properties of ... | Chladni's law | [
"Physics",
"Mathematics"
] | 174 | [
"Physical phenomena",
"Applied mathematics",
"Theoretical physics",
"Quantum mechanics",
"Waves",
"Motion (physics)",
"Applied mathematics stubs"
] |
1,903,855 | https://en.wikipedia.org/wiki/Sensory%20substitution | Sensory substitution is a change of the characteristics of one sensory modality into stimuli of another sensory modality.
A sensory substitution system consists of three parts: a sensor, a coupling system, and a stimulator. The sensor records stimuli and gives them to a coupling system which interprets these signals a... | Sensory substitution | [
"Engineering",
"Biology"
] | 5,110 | [
"Biological engineering",
"Medical technology",
"Biomedical engineering"
] |
1,904,003 | https://en.wikipedia.org/wiki/Magnetosonic%20wave | In physics, magnetosonic waves, also known as magnetoacoustic waves, are low-frequency compressive waves driven by mutual interaction between an electrically conducting fluid and a magnetic field. They are associated with compression and rarefaction of both the fluid and the magnetic field, as well as with an effective... | Magnetosonic wave | [
"Physics"
] | 1,228 | [
"Waves in plasmas",
"Waves",
"Physical phenomena",
"Plasma phenomena"
] |
1,905,371 | https://en.wikipedia.org/wiki/Schr%C3%B6dinger%E2%80%93Newton%20equation | The Schrödinger–Newton equation, sometimes referred to as the Newton–Schrödinger or Schrödinger–Poisson equation, is a nonlinear modification of the Schrödinger equation with a Newtonian gravitational potential, where the gravitational potential emerges from the treatment of the wave function as a mass density, includi... | Schrödinger–Newton equation | [
"Physics",
"Mathematics"
] | 2,570 | [
"Equations of physics",
"Unsolved problems in physics",
"Quantum mechanics",
"Eponymous equations of physics",
"Mathematical objects",
"Equations",
"Quantum gravity",
"Schrödinger equation",
"Physics beyond the Standard Model"
] |
1,906,133 | https://en.wikipedia.org/wiki/Open-loop%20gain | The open-loop gain of an electronic amplifier is the gain obtained when no overall feedback is used in the circuit.
The open-loop gain of many electronic amplifiers is exceedingly high (by design) – an ideal operational amplifier (op-amp) has infinite open-loop gain. Typically an op-amp may have a maximal open-loop ga... | Open-loop gain | [
"Engineering"
] | 461 | [
"Electrical engineering",
"Electrical parameters"
] |
2,641,081 | https://en.wikipedia.org/wiki/Sigma%20model | In physics, a sigma model is a field theory that describes the field as a point particle confined to move on a fixed manifold. This manifold can be taken to be any Riemannian manifold, although it is most commonly taken to be either a Lie group or a symmetric space. The model may or may not be quantized. An example of ... | Sigma model | [
"Physics",
"Mathematics"
] | 3,111 | [
"Quantum field theory",
"Equations of physics",
"Mathematical objects",
"Quantum mechanics",
"Equations"
] |
2,641,435 | https://en.wikipedia.org/wiki/Quantum%20noise | Quantum noise is noise arising from the indeterminate state of matter in accordance with fundamental principles of quantum mechanics, specifically the uncertainty principle and via zero-point energy fluctuations. Quantum noise is due to the apparently discrete nature of the small quantum constituents such as electrons,... | Quantum noise | [
"Physics"
] | 2,887 | [
"Quantum optics",
"Quantum mechanics"
] |
2,641,938 | https://en.wikipedia.org/wiki/Applied%20physics | Applied physics is the application of physics to solve scientific or engineering problems. It is usually considered a bridge or a connection between physics and engineering.
"Applied" is distinguished from "pure" by a subtle combination of factors, such as the motivation and attitude of researchers and the nature of th... | Applied physics | [
"Physics",
"Engineering"
] | 286 | [
"Applied and interdisciplinary physics",
"nan"
] |
2,642,301 | https://en.wikipedia.org/wiki/Dianin%27s%20compound | Dianin's compound (4-p-hydroxyphenyl-2,2,4-trimethylchroman) was first prepared by Aleksandr Dianin in 1914. This compound is a condensation isomer of bisphenol A and acetone and of special importance in host–guest chemistry because it can form a large variety of clathrates with suitable guest molecules. One example is... | Dianin's compound | [
"Chemistry"
] | 180 | [
"Clathrates"
] |
2,642,796 | https://en.wikipedia.org/wiki/DEEP2%20Redshift%20Survey | The DEEP2 Survey or DEEP2 was a two-phased Redshift survey of the Redshift z=~1 universe (where z= a measure of speed and by extension, the distance from earth). It used the twin 10 metre Keck telescopes in Hawaii (the world's second largest optical telescope) to measure the spectra and hence the redshifts of approxim... | DEEP2 Redshift Survey | [
"Physics",
"Astronomy"
] | 125 | [
"Galaxy stubs",
"Astronomical surveys",
"Theoretical physics",
"Observational astronomy",
"Works about astronomy",
"Astrophysics",
"Astronomy stubs",
"Physical cosmology",
"Astronomical objects",
"Astronomical sub-disciplines"
] |
2,643,179 | https://en.wikipedia.org/wiki/Synchronoptic%20view | A synchronoptic view is a graphic display of a number of entities as they proceed through time. A synchronoptic view can be used for many purposes, but is best suited as visual displays of history. A number of related timelines can be drawn on a single chart, showing which events and lives are contemporary and which ar... | Synchronoptic view | [
"Physics"
] | 427 | [
"Chronology",
"Physical quantities",
"Time",
"Time stubs",
"Spacetime"
] |
2,644,968 | https://en.wikipedia.org/wiki/Acidogenesis | Acidogenesis is the second stage in the four stages of anaerobic digestion:
Hydrolysis: A chemical reaction where particulates are solubilized and large polymers converted into simpler monomers;
Acidogenesis: A biological reaction where simple monomers are converted into volatile fatty acids;
Acetogenesis: A biologi... | Acidogenesis | [
"Chemistry",
"Engineering",
"Biology"
] | 860 | [
"Biochemistry",
"Biochemical reactions",
"Anaerobic digestion",
"Environmental engineering",
"Water technology"
] |
2,645,022 | https://en.wikipedia.org/wiki/Monterey%20Canyon | Monterey Canyon, or Monterey Submarine Canyon, is a submarine canyon in Monterey Bay, California with steep canyon walls measuring a full in height from bottom to top, which height/depth rivals the depth of the Grand Canyon itself. It is the largest such submarine canyon along the West coast of the North American con... | Monterey Canyon | [
"Physics"
] | 943 | [
"Applied and interdisciplinary physics",
"Physical oceanography"
] |
2,646,222 | https://en.wikipedia.org/wiki/Drell%E2%80%93Yan%20process | The Drell–Yan process occurs in high energy hadron–hadron scattering. It takes place when a quark of one hadron and an antiquark of another hadron annihilate, creating a virtual photon or Z boson which then decays into a pair of oppositely-charged leptons. Importantly, the energy of the colliding quark–antiquark pair c... | Drell–Yan process | [
"Physics"
] | 1,053 | [
"Theoretical physics",
"Quantum mechanics"
] |
2,646,364 | https://en.wikipedia.org/wiki/Synthetic%20alexandrite | Synthetic alexandrite is an artificially grown crystalline variety of chrysoberyl, composed of beryllium aluminum oxide (BeAlO).
The name is also often used erroneously to describe synthetically-grown corundum that simulates the appearance of alexandrite, but with a different mineral composition.
Manufacture
Most tru... | Synthetic alexandrite | [
"Physics",
"Chemistry"
] | 879 | [
"Matter",
"Synthetic materials",
"Materials",
"Optical materials",
"Synthetic minerals"
] |
12,977,206 | https://en.wikipedia.org/wiki/Granolithic | Granolithic screed, also known as granolithic paving and granolithic concrete, is a type of construction material composed of cement and fine aggregate such as granite or other hard-wearing rock. It is generally used as flooring, or as paving (such as for sidewalks). It has a similar appearance to concrete, and is use... | Granolithic | [
"Engineering"
] | 577 | [
"Structural engineering",
"Floors",
"Concrete"
] |
12,978,453 | https://en.wikipedia.org/wiki/Enclomifene | Enclomifene (), or enclomiphene (), a nonsteroidal selective estrogen receptor modulator of the triphenylethylene group, acts by antagonizing the estrogen receptor (ER) in the pituitary gland, which reduces negative feedback by estrogen on the hypothalamic-pituitary-gonadal axis, thereby increasing gonadotropin secreti... | Enclomifene | [
"Chemistry"
] | 1,705 | [
"Drug safety",
"Abandoned drugs"
] |
22,444,556 | https://en.wikipedia.org/wiki/Carbon%20nanotubes%20in%20medicine | Carbon nanotubes (CNTs) are very prevalent in today's world of medical research and are being highly researched in the fields of efficient drug delivery and biosensing methods for disease treatment and health monitoring. Carbon nanotube technology has shown to have the potential to alter drug delivery and biosensing me... | Carbon nanotubes in medicine | [
"Materials_science"
] | 4,452 | [
"Nanomedicine",
"Nanotechnology"
] |
22,444,842 | https://en.wikipedia.org/wiki/Monk%27s%20formula | In mathematics, Monk's formula, found by , is an analogue of Pieri's formula that describes the product of a linear Schubert polynomial by a Schubert polynomial. Equivalently, it describes the product of a special Schubert cycle by a Schubert cycle in the cohomology of a flag manifold.
Write tij for the transposition... | Monk's formula | [
"Physics",
"Mathematics"
] | 178 | [
"Algebra",
"Symmetric functions",
"Symmetry"
] |
22,445,951 | https://en.wikipedia.org/wiki/SheevaPlug | The SheevaPlug is a "plug computer" designed to allow standard computing features in as small a space as possible. It was a small embedded Linux ARM computer without a display which can be considered an early predecessor to the subsequent Raspberry Pi.
As one of the first such computers on the market, the device has a... | SheevaPlug | [
"Technology"
] | 1,164 | [
"Computer storage devices",
"Recording devices"
] |
22,446,288 | https://en.wikipedia.org/wiki/Hebeloma%20alpinum | Hebeloma alpinum is a species of mushroom in the family Hymenogastraceae. It was originally described from Switzerland by Favre as variety alpina of Hebeloma crustuliniforme; G. Bruchet raised it to species status in 1970.
See also
List of Hebeloma species
References
alpinum
Fungi described in 1955
Fungi of Europe
F... | Hebeloma alpinum | [
"Biology"
] | 79 | [
"Fungi",
"Fungus species"
] |
22,446,301 | https://en.wikipedia.org/wiki/Hebeloma%20aminophilum | Hebeloma aminophilum, commonly known as the ghoul fungus, is a species of mushroom in the family Hymenogastraceae. Found in Western Australia, it gets its common name from the propensity of the fruiting bodies to spring out of decomposing animal remains.
Taxonomy
The ghoul fungus was first described by mycologists R.N... | Hebeloma aminophilum | [
"Chemistry",
"Biology"
] | 529 | [
"Fungus species",
"Ammonia fungi",
"Fungi",
"Metabolism"
] |
22,446,376 | https://en.wikipedia.org/wiki/Hebeloma%20cavipes | Hebeloma cavipes is a species of mushroom in the family Hymenogastraceae.
Description
Pileus: diameter, cap convex and sometimes umbonate, slightly viscid. Cap colour yellow brown to cinnamon to chestnut or even dark brick, sometimes with a pale but strongly coloured zone and finally pinkish buff to cream to almost w... | Hebeloma cavipes | [
"Biology"
] | 257 | [
"Fungi",
"Fungus species"
] |
22,447,230 | https://en.wikipedia.org/wiki/DOTA%20%28chelator%29 | DOTA (also known as tetraxetan) is an organic compound with the formula (CH2CH2NCH2CO2H)4. The molecule consists of a central 12-membered tetraaza (i.e., containing four nitrogen atoms) ring. DOTA is used as a complexing agent, especially for lanthanide ions. Its complexes have medical applications as contrast agents a... | DOTA (chelator) | [
"Chemistry"
] | 850 | [
"Carboxylic acids",
"Functional groups",
"Organic compounds",
"Macrocycles",
"Chelating agents",
"Process chemicals"
] |
4,855,261 | https://en.wikipedia.org/wiki/SPEAR | SPEAR (originally Stanford Positron Electron Accelerating Ring, now simply a name) was a collider at the SLAC National Accelerator Laboratory. It began running in 1972, colliding electrons and positrons with an energy of . During the 1970s, experiments at the accelerator played a key role in particle physics research... | SPEAR | [
"Physics"
] | 252 | [
"Particle physics stubs",
"Particle physics"
] |
4,856,882 | https://en.wikipedia.org/wiki/Transfer%20hydrogenation | In chemistry, transfer hydrogenation is a chemical reaction involving the addition of hydrogen to a compound from a source other than molecular . It is applied in laboratory and industrial organic synthesis to saturate organic compounds and reduce ketones to alcohols, and imines to amines. It avoids the need for high-p... | Transfer hydrogenation | [
"Chemistry"
] | 1,222 | [
"Organic redox reactions",
"Organic reactions",
"Chemical processes",
"nan",
"Hydrogenation",
"Chemical process engineering"
] |
4,857,139 | https://en.wikipedia.org/wiki/Rest%20frame | In special relativity, the rest frame of a particle is the frame of reference (a coordinate system attached to physical markers) in which the particle is at rest.
The rest frame of compound objects (such as a fluid, or a solid made of many vibrating atoms) is taken to be the frame of reference in which the average mom... | Rest frame | [
"Physics",
"Mathematics"
] | 433 | [
"Frames of reference",
"Classical mechanics",
"Theory of relativity",
"Special relativity",
"Coordinate systems"
] |
4,859,082 | https://en.wikipedia.org/wiki/Rp-process | The rp-process (rapid proton capture process) consists of consecutive proton captures onto seed nuclei to produce heavier elements. It is a nucleosynthesis process and, along with the s-process and the r-process, may be responsible for the generation of many of the heavy elements present in the universe. However, it ... | Rp-process | [
"Physics",
"Chemistry"
] | 668 | [
"Nuclear fission",
"Concepts in astrophysics",
"Astrophysics",
"Nucleosynthesis",
"Nuclear physics",
"Concepts in stellar astronomy",
"Nuclear fusion"
] |
4,859,639 | https://en.wikipedia.org/wiki/Milnor%27s%20sphere | In mathematics, specifically differential and algebraic topology, during the mid 1950's John Milnorpg 14 was trying to understand the structure of -connected manifolds of dimension (since -connected -manifolds are homeomorphic to spheres, this is the first non-trivial case after) and found an example of a space which... | Milnor's sphere | [
"Physics",
"Mathematics"
] | 195 | [
"Algebraic topology",
"Fields of abstract algebra",
"Topology",
"Space",
"Differential topology",
"Geometry",
"Spacetime"
] |
4,860,340 | https://en.wikipedia.org/wiki/Wind%20profiler | A wind profiler is a type of weather observing equipment that uses radar or sound waves (SODAR) to detect the wind speed and direction at various elevations above the ground. Readings are made at each kilometer above sea level, up to the extent of the troposphere (i.e., between 8 and 17 km above mean sea level). Above ... | Wind profiler | [
"Technology",
"Engineering"
] | 1,455 | [
"Meteorological instrumentation and equipment",
"Measuring instruments"
] |
4,860,631 | https://en.wikipedia.org/wiki/TA%20Luft | Germany has an air pollution control regulation titled "Technical Instructions on Air Quality Control" (Technische Anleitung zur Reinhaltung der Luft) and commonly referred to as the TA Luft.
The first version of the TA Luft was established in 1964. It has subsequently been revised in 1974, 1983, 1988 and 2002. Parts ... | TA Luft | [
"Chemistry",
"Engineering",
"Environmental_science"
] | 998 | [
"Atmospheric dispersion modeling",
"Environmental modelling",
"Environmental engineering"
] |
4,860,678 | https://en.wikipedia.org/wiki/Einstein-aether%20theory | In physics the Einstein-aether theory, also called aetheory, is the name coined in 2004 for a modification of general relativity that has a preferred reference frame and hence violates Lorentz invariance. These generally covariant theories describes a spacetime endowed with both a metric and a unit timelike vector fie... | Einstein-aether theory | [
"Physics"
] | 1,159 | [
"Theoretical physics",
"Theories of gravity"
] |
4,861,222 | https://en.wikipedia.org/wiki/Spectral%20asymmetry | In mathematics and physics, the spectral asymmetry is the asymmetry in the distribution of the spectrum of eigenvalues of an operator. In mathematics, the spectral asymmetry arises in the study of elliptic operators on compact manifolds, and is given a deep meaning by the Atiyah-Singer index theorem. In physics, it ha... | Spectral asymmetry | [
"Physics"
] | 372 | [
"Symmetry",
"Asymmetry"
] |
4,861,681 | https://en.wikipedia.org/wiki/Binomial%20number | In mathematics, specifically in number theory, a binomial number is an integer which can be obtained by evaluating a homogeneous polynomial containing two terms. It is a generalization of a Cunningham number.
Definition
A binomial number is an integer obtained by evaluating a homogeneous polynomial containing two te... | Binomial number | [
"Mathematics"
] | 421 | [
"Discrete mathematics",
"Number theory"
] |
4,864,009 | https://en.wikipedia.org/wiki/Deformable%20mirror | Deformable mirrors (DM) are mirrors whose surface can be deformed, in order to achieve wavefront control and correction of optical aberrations. Deformable mirrors are used in combination with wavefront sensors and real-time control systems in adaptive optics. In 2006 they found a new use in femtosecond pulse shaping.
... | Deformable mirror | [
"Materials_science",
"Engineering"
] | 1,748 | [
"Materials science",
"Microtechnology"
] |
27,147,535 | https://en.wikipedia.org/wiki/Transport%20phenomena | In engineering, physics, and chemistry, the study of transport phenomena concerns the exchange of mass, energy, charge, momentum and angular momentum between observed and studied systems. While it draws from fields as diverse as continuum mechanics and thermodynamics, it places a heavy emphasis on the commonalities bet... | Transport phenomena | [
"Physics",
"Chemistry",
"Engineering"
] | 3,280 | [
"Transport phenomena",
"Chemical engineering",
"Physical phenomena",
"nan"
] |
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