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 |
|---|---|---|---|---|---|---|
14,764,190 | https://en.wikipedia.org/wiki/EPHB6 | Ephrin type-B receptor 6 is a protein that in humans is encoded by the EPHB6 gene.
Ephrin receptors and their ligands, the ephrins, mediate numerous developmental processes, particularly in the nervous system. Based on their structures and sequence relationships, ephrins are divided into the ephrin-A (EFNA) class, whi... | EPHB6 | [
"Chemistry"
] | 228 | [
"Tyrosine kinase receptors",
"Signal transduction"
] |
14,765,577 | https://en.wikipedia.org/wiki/TRIM24 | Tripartite motif-containing 24 (TRIM24) also known as transcriptional intermediary factor 1α (TIF1α) is a protein that, in humans, is encoded by the TRIM24 gene.
Function
The protein encoded by this gene mediates transcriptional control by interaction with the activation function 2 (AF2) region of several nuclear re... | TRIM24 | [
"Chemistry",
"Biology"
] | 233 | [
"Gene expression",
"Molecular genetics",
"Cellular processes",
"Molecular biology",
"Biochemistry"
] |
14,766,164 | https://en.wikipedia.org/wiki/EPHA8 | Ephrin type-A receptor 8 is a protein that in humans is encoded by the EPHA8 gene.
Function
This gene encodes a member of the ephrin receptor subfamily of the protein-tyrosine kinase family. EPH and EPH-related receptors have been implicated in mediating developmental events, particularly in the nervous system. Rece... | EPHA8 | [
"Chemistry"
] | 211 | [
"Tyrosine kinase receptors",
"Signal transduction"
] |
14,766,178 | https://en.wikipedia.org/wiki/ERV3 | HERV-R_7q21.2 provirus ancestral envelope (Env) polyprotein is a protein that in humans is encoded by the ERV3 gene.
Function
The human genome includes many retroelements including the human endogenous retroviruses (HERVs), which compose about 7-8% of the human genome. ERV3, one of the most studied HERVs, is thought... | ERV3 | [
"Chemistry",
"Biology"
] | 322 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
1,620,216 | https://en.wikipedia.org/wiki/Algebraic%20graph%20theory | Algebraic graph theory is a branch of mathematics in which algebraic methods are applied to problems about graphs. This is in contrast to geometric, combinatoric, or algorithmic approaches. There are three main branches of algebraic graph theory, involving the use of linear algebra, the use of group theory, and the st... | Algebraic graph theory | [
"Mathematics"
] | 677 | [
"Mathematical relations",
"Graph theory",
"Algebra",
"Algebraic graph theory"
] |
1,620,643 | https://en.wikipedia.org/wiki/Strain%20energy | In physics, the elastic potential energy gained by a wire during elongation with a tensile (stretching) or compressive (contractile) force is called strain energy. For linearly elastic materials, strain energy is:
where is stress, is strain, is volume, and is Young's modulus:
Molecular strain
In a molecule, st... | Strain energy | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 228 | [
"Structural engineering",
"Aerospace engineering",
"Structural analysis",
"Condensed matter physics",
"Mechanical engineering",
"nan",
"Chemical bonding"
] |
1,621,152 | https://en.wikipedia.org/wiki/Spiritual%20materialism | Spiritual materialism is a term coined by Chögyam Trungpa in his book Cutting Through Spiritual Materialism. The book is a compendium of his talks explaining Buddhism given while opening the Karma Dzong meditation center in Boulder, Colorado. He expands on the concept in later seminars that became books such as Work, ... | Spiritual materialism | [
"Physics"
] | 992 | [
"Materialism",
"Matter"
] |
1,621,242 | https://en.wikipedia.org/wiki/Pythagorean%20hammers | According to legend, Pythagoras discovered the foundations of musical tuning by listening to the sounds of four blacksmith's hammers, which produced consonance and dissonance when they were struck simultaneously. According to Nicomachus in his 2nd-century CE Enchiridion harmonices, Pythagoras noticed that hammer A prod... | Pythagorean hammers | [
"Physics"
] | 7,151 | [
"Classical mechanics",
"Acoustics"
] |
1,621,535 | https://en.wikipedia.org/wiki/Woodstock%20of%20physics | The Woodstock of physics was the popular name given by physicists to the marathon session of the American Physical Society’s meeting on March 18, 1987, which featured 51 presentations of recent discoveries in the science of high-temperature superconductors. Various presenters anticipated that these new materials would ... | Woodstock of physics | [
"Physics",
"Materials_science",
"Engineering"
] | 883 | [
"Physical quantities",
"Superconductivity",
"Materials science",
"Condensed matter physics",
"Electrical resistance and conductance"
] |
1,621,705 | https://en.wikipedia.org/wiki/National%20Ambient%20Air%20Quality%20Standards | The U.S. National Ambient Air Quality Standards (NAAQS, pronounced ) are limits on atmospheric concentration of six pollutants that cause smog, acid rain, and other health hazards. Established by the United States Environmental Protection Agency (EPA) under authority of the Clean Air Act (42 U.S.C. 7401 et seq.), NAAQ... | National Ambient Air Quality Standards | [
"Physics",
"Chemistry",
"Environmental_science"
] | 2,745 | [
"Visibility",
"Physical quantities",
"Smog",
"Environmental chemistry",
"nan"
] |
1,621,854 | https://en.wikipedia.org/wiki/Outflow%20boundary | An outflow boundary, also known as a gust front, is a storm-scale or mesoscale boundary separating thunderstorm-cooled air (outflow) from the surrounding air; similar in effect to a cold front, with passage marked by a wind shift and usually a drop in temperature and a related pressure jump. Outflow boundaries can pers... | Outflow boundary | [
"Chemistry"
] | 1,432 | [
"Atmospheric dynamics",
"Fluid dynamics"
] |
1,621,913 | https://en.wikipedia.org/wiki/Bulk%20Richardson%20number | The Bulk Richardson Number (BRN) is an approximation of the Gradient Richardson number. The BRN is a dimensionless ratio in meteorology related to the consumption of turbulence divided by the shear production (the generation of turbulence kinetic energy caused by wind shear) of turbulence. It is used to show dynamic st... | Bulk Richardson number | [
"Chemistry"
] | 413 | [
"Turbulence",
"Fluid dynamics"
] |
1,624,084 | https://en.wikipedia.org/wiki/Pospiviroid | Pospiviroid is a genus of ssRNA viroids that infects plants, most commonly tubers. It belongs to the family Pospiviroidae. The first viroid discovered was a pospiviroid, the PSTVd species (potato spindle tuber viroid).
Taxonomy
Pospiviroid has 10 virus species
References
External links
ICTV Report: Pospiviroidae
V... | Pospiviroid | [
"Biology"
] | 91 | [
"Virus stubs",
"Viruses"
] |
1,624,240 | https://en.wikipedia.org/wiki/CAR%20T%20cell | In biology, chimeric antigen receptors (CARs)—also known as chimeric immunoreceptors, chimeric T cell receptors or artificial T cell receptors—are receptor proteins that have been engineered to give T cells the new ability to target a specific antigen. The receptors are chimeric in that they combine both antigen-bindin... | CAR T cell | [
"Engineering",
"Biology"
] | 5,671 | [
"Immune system",
"Organ systems",
"Gene therapy",
"Genetic engineering"
] |
1,624,622 | https://en.wikipedia.org/wiki/AAI%20Aerosonde | The AAI Aerosonde is a small unmanned aerial vehicle (UAV) designed to collect weather data, including temperature, atmospheric pressure, humidity, and wind measurements over oceans and remote areas. The Aerosonde was developed by Insitu, and is now manufactured by Aerosonde Ltd, which is a strategic business of AAI C... | AAI Aerosonde | [
"Technology",
"Engineering"
] | 1,108 | [
"Meteorological instrumentation and equipment",
"Measuring instruments"
] |
8,933,657 | https://en.wikipedia.org/wiki/Aczel%27s%20anti-foundation%20axiom | In the foundations of mathematics, Aczel's anti-foundation axiom is an axiom set forth by , as an alternative to the axiom of foundation in Zermelo–Fraenkel set theory. It states that every accessible pointed directed graph corresponds to exactly one set. In particular, according to this axiom, the graph consisting of... | Aczel's anti-foundation axiom | [
"Mathematics"
] | 252 | [
"Axioms of set theory",
"Mathematical axioms"
] |
8,940,073 | https://en.wikipedia.org/wiki/Jetstream%20furnace | Jetstream furnaces (later tempest wood-burning boilers), were an advanced design of wood-fired water heaters conceived by Dr. Richard Hill of the University of Maine in Orono, Maine, USA. The design heated a house to prove the theory, then, with government funding, became a commercial product.
Wood-burning water furn... | Jetstream furnace | [
"Chemistry",
"Engineering"
] | 1,008 | [
"Construction",
"Boilers",
"Plumbing",
"Pressure vessels"
] |
9,628,193 | https://en.wikipedia.org/wiki/Darwin%E2%80%93Radau%20equation | In astrophysics, the Darwin–Radau equation (named after Rodolphe Radau and Charles Galton Darwin) gives an approximate relation between the moment of inertia factor of a planetary body and its rotational speed and shape. The moment of inertia factor is directly related to the largest principal moment of inertia, C. I... | Darwin–Radau equation | [
"Physics",
"Astronomy"
] | 205 | [
"Astronomical sub-disciplines",
"Concepts in astronomy",
"Astronomy stubs",
"Astrophysics",
"Astrophysics stubs",
"Equations of astronomy",
"Planetary science",
"Planetary science stubs"
] |
9,629,714 | https://en.wikipedia.org/wiki/Adenine%20nucleotide%20translocator | Adenine nucleotide translocator (ANT), also known as the ADP/ATP translocase (ANT), ADP/ATP carrier protein (AAC) or mitochondrial ADP/ATP carrier, exchanges free ATP with free ADP across the inner mitochondrial membrane. ANT is the most abundant protein in the inner mitochondrial membrane and belongs to the mitochondr... | Adenine nucleotide translocator | [
"Chemistry",
"Biology"
] | 2,057 | [
"Biochemistry",
"Cellular respiration",
"Metabolism"
] |
9,629,917 | https://en.wikipedia.org/wiki/Building-integrated%20photovoltaics | Building-integrated photovoltaics (BIPV) are photovoltaic materials that are used to replace conventional building materials in parts of the building envelope such as the roof, skylights, or façades. They are increasingly being incorporated into the construction of new buildings as a principal or ancillary source of el... | Building-integrated photovoltaics | [
"Physics",
"Engineering"
] | 3,619 | [
"Building engineering",
"Construction",
"Materials",
"Building materials",
"Matter",
"Architecture"
] |
9,630,312 | https://en.wikipedia.org/wiki/De%20Sitter%20effect | In astrophysics, the term de Sitter effect (named after the Dutch physicist Willem de Sitter) has been applied to two unrelated phenomena:
De Sitter double star experiment
De Sitter precession – also known as geodetic precession or the geodetic effect
Astrophysics | De Sitter effect | [
"Physics",
"Astronomy"
] | 61 | [
"Astronomical sub-disciplines",
"Astrophysics"
] |
9,632,150 | https://en.wikipedia.org/wiki/Einstein%E2%80%93de%20Haas%20effect | The Einstein–de Haas effect is a physical phenomenon in which a change in the magnetic moment of a free body causes this body to rotate. The effect is a consequence of the conservation of angular momentum. It is strong enough to be observable in ferromagnetic materials. The experimental observation and accurate measure... | Einstein–de Haas effect | [
"Physics",
"Materials_science"
] | 1,967 | [
"Condensed matter physics",
"Quantum magnetism",
"Experimental physics",
"Quantum mechanics"
] |
9,632,448 | https://en.wikipedia.org/wiki/Fermi%20coordinates | In the mathematical theory of Riemannian geometry, there are two uses of the term Fermi coordinates. In one use they are local coordinates that are adapted to a geodesic. In a second, more general one, they are local coordinates that are adapted to any world line, even not geodesical.
Take a future-directed timelike c... | Fermi coordinates | [
"Mathematics"
] | 480 | [
"Coordinate systems in differential geometry",
"Coordinate systems"
] |
3,132,156 | https://en.wikipedia.org/wiki/Betti%20reaction | The Betti reaction is a chemical addition reaction of aldehydes, primary aromatic amines and phenols producing α-aminobenzylphenols.
The Betti reaction is a special case of the Mannich reaction.
History
The reaction is named after the Italian chemist Mario Betti (1857-1942). Betti worked at many universities in Ital... | Betti reaction | [
"Chemistry"
] | 743 | [
"Name reactions",
"Coupling reactions",
"Organic reactions"
] |
3,132,530 | https://en.wikipedia.org/wiki/Nakai%20conjecture | In mathematics, the Nakai conjecture is an unproven characterization of smooth algebraic varieties, conjectured by Japanese mathematician Yoshikazu Nakai in 1961.
It states that if V is a complex algebraic variety, such that its ring of differential operators is generated by the derivations it contains, then V is a smo... | Nakai conjecture | [
"Mathematics"
] | 182 | [
"Geometry problems",
"Unsolved problems in mathematics",
"Unsolved problems in geometry",
"Fields of abstract algebra",
"Conjectures",
"Algebraic geometry",
"Mathematical problems"
] |
3,132,756 | https://en.wikipedia.org/wiki/Troxler%27s%20fading | Troxler's fading, also called Troxler fading or the Troxler effect, is an optical illusion affecting visual perception. When one fixates on a particular point for even a short period of time, an unchanging stimulus away from the fixation point will fade away and disappear. Research suggests that at least some portion o... | Troxler's fading | [
"Physics"
] | 675 | [
"Optical phenomena",
"Physical phenomena",
"Optical illusions"
] |
3,132,996 | https://en.wikipedia.org/wiki/Oxyhydrogen | Oxyhydrogen is a mixture of hydrogen (H2) and oxygen (O2) gases. This gaseous mixture is used for torches to process refractory materials and was the first
gaseous mixture used for welding. Theoretically, a ratio of 2:1 hydrogen:oxygen is enough to achieve maximum efficiency; in practice a ratio 4:1 or 5:1 is needed to... | Oxyhydrogen | [
"Chemistry"
] | 1,244 | [
"Chemical energy sources",
"Electrochemistry",
"Combustion",
"Industrial gases",
"Chemical mixtures",
"Fuels",
"Electrolysis",
"Chemical process engineering",
"nan",
"Fire"
] |
3,133,405 | https://en.wikipedia.org/wiki/Flow%20battery | A flow battery, or redox flow battery (after reduction–oxidation), is a type of electrochemical cell where chemical energy is provided by two chemical components dissolved in liquids that are pumped through the system on separate sides of a membrane. Ion transfer inside the cell (accompanied by current flow through an ... | Flow battery | [
"Chemistry"
] | 5,963 | [
"Electrochemistry"
] |
3,133,750 | https://en.wikipedia.org/wiki/Open%20Vulnerability%20and%20Assessment%20Language | Open Vulnerability and Assessment Language (OVAL) is an international, information security, community standard to promote open and publicly available security content, and to standardize the transfer of this information across the entire spectrum of security tools and services. OVAL includes a language used to encode ... | Open Vulnerability and Assessment Language | [
"Engineering"
] | 1,034 | [
"Cybersecurity engineering",
"Computer security procedures"
] |
3,135,190 | https://en.wikipedia.org/wiki/Low-definition%20television | Low-definition television (LDTV) refers to TV systems that have a lower screen resolution than standard-definition television systems. The term is usually used in reference to digital television, in particular when broadcasting at the same (or similar) resolution as low-definition analog television systems. Mobile DTV ... | Low-definition television | [
"Engineering"
] | 1,016 | [
"Broadcast engineering",
"Electronic engineering"
] |
3,135,512 | https://en.wikipedia.org/wiki/Phosphorolysis | Phosphorolysis is the cleavage of a compound in which inorganic phosphate is the attacking group. It is analogous to hydrolysis.
An example of this is glycogen breakdown by glycogen phosphorylase, which catalyzes attack by inorganic phosphate on the terminal glycosyl residue at the nonreducing end of a glycogen molecu... | Phosphorolysis | [
"Chemistry"
] | 250 | [
"Chemical process engineering",
"Chemical process stubs",
"Chemical processes",
"nan"
] |
3,135,830 | https://en.wikipedia.org/wiki/Systems%20biomedicine | Systems biomedicine, also called systems biomedical science, is the application of systems biology to the understanding and modulation of developmental and pathological processes in humans, and in animal and cellular models. Whereas systems biology aims at modeling exhaustive networks of interactions (with the long-ter... | Systems biomedicine | [
"Engineering",
"Biology"
] | 418 | [
"Bioinformatics",
"Biological engineering",
"Systems biology"
] |
3,136,164 | https://en.wikipedia.org/wiki/Principal%20ideal%20theorem | In mathematics, the principal ideal theorem of class field theory, a branch of algebraic number theory, says that extending ideals gives a mapping on the class group of an algebraic number field to the class group of its Hilbert class field, which sends all ideal classes to the class of a principal ideal. The phenomeno... | Principal ideal theorem | [
"Mathematics"
] | 222 | [
"Mathematical structures",
"Theorems in algebraic number theory",
"Group theory",
"Fields of abstract algebra",
"Theorems in number theory",
"Category theory",
"Homological algebra"
] |
5,694,932 | https://en.wikipedia.org/wiki/Tecplot | Tecplot is a family of visualization & analysis software tools developed by American company Tecplot, Inc., which is headquartered in Bellevue, Washington. The firm was formerly operated as Amtec Engineering. In 2016, the firm was acquired by Vela Software, an operating group of Constellation Software, Inc. (TSX:CSU).
... | Tecplot | [
"Physics",
"Chemistry"
] | 617 | [
"Computational fluid dynamics",
"Fluid dynamics",
"Computational physics"
] |
5,697,044 | https://en.wikipedia.org/wiki/Negishi%20coupling | The Negishi coupling is a widely employed transition metal catalyzed cross-coupling reaction. The reaction couples organic halides or triflates with organozinc compounds, forming carbon-carbon bonds (C-C) in the process. A palladium (0) species is generally utilized as the catalyst, though nickel is sometimes used. A ... | Negishi coupling | [
"Chemistry"
] | 3,209 | [
"Carbon-carbon bond forming reactions",
"Coupling reactions",
"Organic reactions",
"Name reactions",
"Condensation reactions"
] |
5,697,912 | https://en.wikipedia.org/wiki/Imaging%20spectrometer | An imaging spectrometer is an instrument used in hyperspectral imaging and imaging spectroscopy to acquire a spectrally-resolved image of an object or scene, usually to support analysis of the composition the object being imaged. The spectral data produced for a pixel is often referred to as a datacube due to the three... | Imaging spectrometer | [
"Physics",
"Chemistry"
] | 3,098 | [
"Spectrometers",
"Spectroscopy",
"Spectrum (physical sciences)"
] |
5,699,217 | https://en.wikipedia.org/wiki/Diffusion%20creep | Diffusion creep refers to the deformation of crystalline solids by the diffusion of vacancies through their crystal lattice. Diffusion creep results in plastic deformation rather than brittle failure of the material.
Diffusion creep is more sensitive to temperature than other deformation mechanisms. It becomes espec... | Diffusion creep | [
"Materials_science",
"Engineering"
] | 1,324 | [
"Materials degradation",
"Materials science"
] |
13,653,300 | https://en.wikipedia.org/wiki/Kinetic%20proofreading | Kinetic proofreading (or kinetic amplification) is a mechanism for error correction in biochemical reactions, proposed independently by John Hopfield (1974) and Jacques Ninio (1975). Kinetic proofreading allows enzymes to discriminate between two possible reaction pathways leading to correct or incorrect products with ... | Kinetic proofreading | [
"Mathematics",
"Biology"
] | 1,631 | [
"Genetics techniques",
"Mathematical and theoretical biology",
"Applied mathematics",
"DNA replication",
"Molecular genetics",
"nan"
] |
13,657,747 | https://en.wikipedia.org/wiki/Dirac%20bracket | The Dirac bracket is a generalization of the Poisson bracket developed by Paul Dirac to treat classical systems with second class constraints in Hamiltonian mechanics, and to thus allow them to undergo canonical quantization. It is an important part of Dirac's development of Hamiltonian mechanics to elegantly handle mo... | Dirac bracket | [
"Physics",
"Mathematics"
] | 3,662 | [
"Theoretical physics",
"Classical mechanics",
"Quantum mechanics",
"Hamiltonian mechanics",
"Mathematical quantization",
"Dynamical systems"
] |
13,662,027 | https://en.wikipedia.org/wiki/Colloid%20vibration%20current | Colloid vibration current is an electroacoustic phenomenon that arises when ultrasound propagates through a fluid that contains ions and either solid particles or emulsion droplets.
The pressure gradient in an ultrasonic wave moves particles relative to the fluid. This motion disturbs the double layer that exists at t... | Colloid vibration current | [
"Physics",
"Chemistry",
"Materials_science"
] | 268 | [
"Materials science stubs",
"Colloidal chemistry",
"Soft matter",
"Colloids",
"Surface science",
"Chemical mixtures",
"Condensed matter physics",
"nan",
"Condensed matter stubs"
] |
13,662,732 | https://en.wikipedia.org/wiki/Rydberg%20matter | Rydberg matter is an exotic phase of matter formed by Rydberg atoms; it was predicted around 1980 by É. A. Manykin, M. I. Ozhovan and P. P. Poluéktov. It has been formed from various elements like caesium, potassium, hydrogen and nitrogen; studies have been conducted on theoretical possibilities like sodium, beryllium,... | Rydberg matter | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 1,080 | [
"Phases of matter",
"Condensed matter physics",
"Matter",
"Materials science"
] |
16,381,455 | https://en.wikipedia.org/wiki/Lieb%27s%20square%20ice%20constant | Lieb's square ice constant is a mathematical constant used in the field of combinatorics to quantify the number of Eulerian orientations of grid graphs. It was introduced by Elliott H. Lieb in 1967.
Definition
An n × n grid graph (with periodic boundary conditions and n ≥ 2) has n2 vertices and 2n2 edges; it is 4-regu... | Lieb's square ice constant | [
"Physics",
"Materials_science",
"Mathematics"
] | 248 | [
"Mathematical objects",
"Enumerative combinatorics",
"Lattice models",
"Combinatorics",
"Computational physics",
"Condensed matter physics",
"nan",
"Statistical mechanics",
"Mathematical constants",
"Numbers"
] |
16,384,086 | https://en.wikipedia.org/wiki/Job-shop%20scheduling | Job-shop scheduling, the job-shop problem (JSP) or job-shop scheduling problem (JSSP) is an optimization problem in computer science and operations research. It is a variant of optimal job scheduling. In a general job scheduling problem, we are given n jobs J1, J2, ..., Jn of varying processing times, which need to be ... | Job-shop scheduling | [
"Mathematics",
"Engineering"
] | 2,461 | [
"Optimal scheduling",
"Industrial engineering",
"Computational problems",
"Mathematical problems",
"NP-complete problems"
] |
16,384,773 | https://en.wikipedia.org/wiki/Nonequilibrium%20partition%20identity | The nonequilibrium partition identity (NPI) is a remarkably simple and elegant consequence of the fluctuation theorem previously known as the Kawasaki identity:
(Carberry et al. 2004). Thus in spite of the second law inequality which might lead one to expect that the average would decay exponentially with time, the ex... | Nonequilibrium partition identity | [
"Physics",
"Chemistry",
"Mathematics"
] | 208 | [
"Thermodynamics stubs",
"Statistical mechanics stubs",
"Non-equilibrium thermodynamics",
"Mathematical objects",
"Equations",
"Thermodynamics",
"Statistical mechanics",
"Physical chemistry stubs",
"Dynamical systems"
] |
16,393,338 | https://en.wikipedia.org/wiki/Goodman%20relation | Within the branch of materials science known as material failure theory, the Goodman relation (also called a Goodman diagram, a Goodman-Haigh diagram, a Haigh diagram or a Haigh-Soderberg diagram) is an equation used to quantify the interaction of mean and alternating stresses on the fatigue life of a material. The equ... | Goodman relation | [
"Physics",
"Materials_science",
"Engineering"
] | 520 | [
"Structural engineering",
"Applied and interdisciplinary physics",
"Fracture mechanics",
"Materials science",
"nan",
"Materials degradation"
] |
16,400,133 | https://en.wikipedia.org/wiki/S%20Arae | S Arae (S Ara) is an RR Lyrae-type pulsating variable star in the constellation of Ara. It has an apparent visual magnitude which varies between 9.92 and 11.24 during its 10.85-hour pulsation period, and it exhibits the Blazhko effect.
In 1896 David Gill and Jacobus Kapteyn announced that the variability of the as yet... | S Arae | [
"Astronomy"
] | 384 | [
"Constellations",
"Ara (constellation)"
] |
11,112,693 | https://en.wikipedia.org/wiki/Virtual%20temperature | In atmospheric thermodynamics, the virtual temperature () of a moist air parcel is the temperature at which a theoretical dry air parcel would have a total pressure and density equal to the moist parcel of air.
The virtual temperature of unsaturated moist air is always greater than the absolute air temperature, however... | Virtual temperature | [
"Physics",
"Mathematics"
] | 927 | [
"Quantity",
"Physical quantities",
"Meteorological quantities",
"Atmospheric pressure"
] |
11,118,768 | https://en.wikipedia.org/wiki/Parabolic%20induction | In mathematics, parabolic induction is a method of constructing representations of a reductive group from representations of its parabolic subgroups.
If G is a reductive algebraic group and is the Langlands decomposition of a parabolic subgroup P, then parabolic induction consists of taking a representation of , ex... | Parabolic induction | [
"Mathematics"
] | 416 | [
"Representation theory",
"Fields of abstract algebra"
] |
11,120,026 | https://en.wikipedia.org/wiki/Sum-free%20set | In additive combinatorics and number theory, a subset A of an abelian group G is said to be sum-free if the sumset A + A is disjoint from A. In other words, A is sum-free if the equation has no solution with .
For example, the set of odd numbers is a sum-free subset of the integers, and the set {N + 1, ..., 2N&hairsp... | Sum-free set | [
"Mathematics"
] | 375 | [
"Additive combinatorics",
"Sumsets",
"Combinatorics"
] |
2,276,394 | https://en.wikipedia.org/wiki/Phenmetrazine | Phenmetrazine, sold under the brand name Preludin among others, is a stimulant drug first synthesized in 1952 and originally used as an appetite suppressant, but withdrawn from the market in the 1980s due to widespread misuse. It was initially replaced by its analogue phendimetrazine (under the brand name Prelu-2) whic... | Phenmetrazine | [
"Chemistry"
] | 2,000 | [
"Drug safety",
"Withdrawn drugs"
] |
2,276,409 | https://en.wikipedia.org/wiki/Steel%20frame | Steel frame is a building technique with a "skeleton frame" of vertical steel columns and horizontal I-beams, constructed in a rectangular grid to support the floors, roof and walls of a building which are all attached to the frame. The development of this technique made the construction of the skyscraper possible. St... | Steel frame | [
"Engineering"
] | 1,606 | [
"Construction",
"Structural steel",
"Structural engineering"
] |
2,277,097 | https://en.wikipedia.org/wiki/TeraGrid | TeraGrid was an e-Science grid computing infrastructure combining resources at eleven partner sites. The project started in 2001 and operated from 2004 through 2011.
The TeraGrid integrated high-performance computers, data resources and tools, and experimental facilities. Resources included more than a petaflops of co... | TeraGrid | [
"Technology"
] | 1,502 | [
"Supercomputing"
] |
2,277,192 | https://en.wikipedia.org/wiki/Geotextile | Geotextiles are versatile permeable fabrics that, when used in conjunction with soil, can effectively perform multiple functions, including separation, filtration, reinforcement, protection, and drainage. Typically crafted from polypropylene or polyester, geotextile fabrics are available in two primary forms: woven, wh... | Geotextile | [
"Physics",
"Engineering"
] | 1,036 | [
"Building engineering",
"Landscape architecture",
"Construction",
"Materials",
"Building materials",
"Matter",
"Architecture"
] |
2,277,564 | https://en.wikipedia.org/wiki/Resist%20%28semiconductor%20fabrication%29 | In semiconductor fabrication, a resist is a thin layer used to transfer a circuit pattern to the semiconductor substrate which it is deposited upon. A resist can be patterned via lithography to form a (sub)micrometer-scale, temporary mask that protects selected areas of the underlying substrate during subsequent proces... | Resist (semiconductor fabrication) | [
"Materials_science"
] | 841 | [
"Semiconductor device fabrication",
"Microtechnology"
] |
2,277,570 | https://en.wikipedia.org/wiki/Pertechnetate | The pertechnetate ion () is an oxyanion with the chemical formula . It is often used as a convenient water-soluble source of isotopes of the radioactive element technetium (Tc). In particular it is used to carry the 99mTc isotope (half-life 6 hours) which is commonly used in nuclear medicine in several nuclear scanning... | Pertechnetate | [
"Physics",
"Chemistry"
] | 2,336 | [
"Applied and interdisciplinary physics",
"Medicinal radiochemistry",
"Radiopharmaceuticals",
"Medical physics",
"Corrosion inhibitors",
"Chemicals in medicine",
"Process chemicals"
] |
2,277,871 | https://en.wikipedia.org/wiki/Metastability%20%28electronics%29 | In electronics, metastability is the ability of a digital electronic system to persist for an unbounded time in an unstable equilibrium or metastable state.
In digital logic circuits, a digital signal is required to be within certain voltage or current limits to represent a '0' or '1' logic level for correct circuit op... | Metastability (electronics) | [
"Engineering"
] | 1,665 | [
"Electrical engineering",
"Electronic engineering",
"Digital electronics"
] |
2,278,116 | https://en.wikipedia.org/wiki/Special%20right%20triangle | A special right triangle is a right triangle with some regular feature that makes calculations on the triangle easier, or for which simple formulas exist. For example, a right triangle may have angles that form simple relationships, such as 45°–45°–90°. This is called an "angle-based" right triangle. A "side-based" rig... | Special right triangle | [
"Mathematics"
] | 2,499 | [
"Planes (geometry)",
"Euclidean plane geometry"
] |
2,279,144 | https://en.wikipedia.org/wiki/Microdialysis | Microdialysis is a minimally-invasive sampling technique that is used for continuous measurement of free, unbound analyte concentrations in the extracellular fluid of virtually any tissue. Analytes may include endogenous molecules (e.g. neurotransmitter, hormones, glucose, etc.) to assess their biochemical functions in... | Microdialysis | [
"Chemistry",
"Biology"
] | 3,075 | [
"Biochemistry methods",
"Cell biology",
"Separation processes",
"Membrane technology",
"Biochemistry"
] |
2,279,750 | https://en.wikipedia.org/wiki/Propidium%20iodide | Propidium iodide (or PI) is a fluorescent intercalating agent that can be used to stain cells and nucleic acids. PI binds to DNA by intercalating between the bases with little or no sequence preference. When in an aqueous solution, PI has a fluorescent excitation maximum of 493 nm (blue-green), and an emission maximum ... | Propidium iodide | [
"Chemistry",
"Biology"
] | 294 | [
"Genetics techniques",
"DNA-binding substances",
"Flow cytometry"
] |
357,881 | https://en.wikipedia.org/wiki/Test-driven%20development | Test-driven development (TDD) is a way of writing code that involves writing an automated unit-level test case that fails, then writing just enough code to make the test pass, then refactoring both the test code and the production code, then repeating with another new test case.
Alternative approaches to writing autom... | Test-driven development | [
"Engineering"
] | 6,642 | [
"Software engineering",
"Software testing"
] |
359,135 | https://en.wikipedia.org/wiki/Chemical%20kinetics | Chemical kinetics, also known as reaction kinetics, is the branch of physical chemistry that is concerned with understanding the rates of chemical reactions. It is different from chemical thermodynamics, which deals with the direction in which a reaction occurs but in itself tells nothing about its rate. Chemical kinet... | Chemical kinetics | [
"Chemistry"
] | 3,182 | [
"Chemical reaction engineering",
"Chemical kinetics"
] |
359,238 | https://en.wikipedia.org/wiki/Prescription%20drug | A prescription drug (also prescription medication, prescription medicine or prescription-only medication) is a pharmaceutical drug that is permitted to be dispensed only to those with a medical prescription. In contrast, over-the-counter drugs can be obtained without a prescription. The reason for this difference in su... | Prescription drug | [
"Chemistry"
] | 3,139 | [
"Pharmacology",
"Pharmacy"
] |
360,501 | https://en.wikipedia.org/wiki/Aliquot%20stringing | Aliquot stringing is the use of extra, un-struck strings in a piano for the purpose of enriching the tone. Aliquot systems use an additional (hence fourth) string in each note of the top three piano octaves. This string is positioned slightly above the other three strings so that it is not struck by the hammer. Wheneve... | Aliquot stringing | [
"Physics"
] | 972 | [
"Classical mechanics",
"Acoustics"
] |
360,835 | https://en.wikipedia.org/wiki/Coercivity | Coercivity, also called the magnetic coercivity, coercive field or coercive force, is a measure of the ability of a ferromagnetic material to withstand an external magnetic field without becoming demagnetized. Coercivity is usually measured in oersted or ampere/meter units and is denoted .
An analogous property in ele... | Coercivity | [
"Physics",
"Materials_science",
"Mathematics"
] | 1,149 | [
"Physical phenomena",
"Physical quantities",
"Quantity",
"Physical properties",
"Hysteresis",
"Magnetic hysteresis"
] |
361,028 | https://en.wikipedia.org/wiki/Nitrification | Nitrification is the biological oxidation of ammonia to nitrate via the intermediary nitrite. Nitrification is an important step in the nitrogen cycle in soil. The process of complete nitrification may occur through separate organisms or entirely within one organism, as in comammox bacteria. The transformation of ammon... | Nitrification | [
"Chemistry",
"Biology"
] | 4,309 | [
"Biochemical reactions",
"Nitrogen cycle",
"Soil biology",
"Biochemistry",
"Metabolism"
] |
361,157 | https://en.wikipedia.org/wiki/Bio-inspired%20computing | Bio-inspired computing, short for biologically inspired computing, is a field of study which seeks to solve computer science problems using models of biology. It relates to connectionism, social behavior, and emergence. Within computer science, bio-inspired computing relates to artificial intelligence and machine learn... | Bio-inspired computing | [
"Mathematics",
"Engineering",
"Biology"
] | 3,123 | [
"Theoretical computer science",
"Applied mathematics",
"Biological engineering",
"Bioinspiration"
] |
361,356 | https://en.wikipedia.org/wiki/Negentropy | In information theory and statistics, negentropy is used as a measure of distance to normality. The concept and phrase "negative entropy" was introduced by Erwin Schrödinger in his 1944 popular-science book What is Life? Later, French physicist Léon Brillouin shortened the phrase to néguentropie (negentropy). In 1974,... | Negentropy | [
"Physics",
"Mathematics"
] | 844 | [
"Physical quantities",
"Thermodynamic entropy",
"Entropy and information",
"Entropy",
"Statistical mechanics",
"Dynamical systems"
] |
8,941,378 | https://en.wikipedia.org/wiki/MIT%20General%20Circulation%20Model | The MIT General Circulation Model (MITgcm) is a numerical computer code that solves the equations of motion governing the ocean or Earth's atmosphere using the finite volume method. It was developed at the Massachusetts Institute of Technology and was one of the first non-hydrostatic models of the ocean. It has an auto... | MIT General Circulation Model | [
"Physics"
] | 135 | [
"Applied and interdisciplinary physics",
"Physical oceanography"
] |
8,941,394 | https://en.wikipedia.org/wiki/Downs%20cell | Downs' process is an electrochemical method for the commercial preparation of metallic sodium, in which molten NaCl is electrolyzed in a special apparatus called the Downs cell. The Downs cell was invented in 1923 (patented: 1924) by the American chemist James Cloyd Downs (1885–1957).
Operation
The Downs cell uses a ... | Downs cell | [
"Chemistry",
"Materials_science"
] | 645 | [
"Metallurgical processes",
"Metallurgy",
"Chemical processes",
"nan",
"Chemical process engineering"
] |
8,941,596 | https://en.wikipedia.org/wiki/Cured-in-place%20pipe | A cured-in-place pipe (CIPP) is a trenchless rehabilitation method used to repair existing pipelines. It is a jointless, seamless pipe lining within an existing pipe. As one of the most widely used rehabilitation methods, CIPP has applications in sewer, water, gas, chemical and district heating pipelines ranging in dia... | Cured-in-place pipe | [
"Chemistry",
"Engineering"
] | 2,873 | [
"Piping",
"Chemical engineering",
"Mechanical engineering",
"Building engineering"
] |
8,942,120 | https://en.wikipedia.org/wiki/Vertical%20resistance | The term vertical resistance, used commonly in the context of plant selection, was first used in 1963 by James Edward Van der Plank to describe single-gene resistance. This contrasted with the term horizontal resistance which was used to describe many-gene resistance.
In 1976, Raoul A. Robinson adapted the original d... | Vertical resistance | [
"Chemistry",
"Biology"
] | 123 | [
"Biochemistry",
"Molecular biology"
] |
8,942,272 | https://en.wikipedia.org/wiki/Horizontal%20resistance | In genetics, the term horizontal resistance was first used by J. E. Vanderplank to describe many-gene resistance, which is sometimes also called generalized resistance. This contrasts with the term vertical resistance which was used to describe single-gene resistance. Raoul A. Robinson further refined the definition of... | Horizontal resistance | [
"Chemistry",
"Biology"
] | 248 | [
"Biochemistry",
"Molecular biology"
] |
8,943,611 | https://en.wikipedia.org/wiki/Prompt%20gamma%20neutron%20activation%20analysis | Prompt-gamma neutron activation analysis (PGAA) is a very widely applicable technique for determining the presence and amount of many elements simultaneously in samples ranging in size from micrograms to many grams. It is a non-destructive method, and the chemical form and shape of the sample are relatively unimportant... | Prompt gamma neutron activation analysis | [
"Physics",
"Chemistry"
] | 303 | [
" and optical physics stubs",
" molecular",
"nan",
"Analytical chemistry stubs",
"Atomic",
"Physical chemistry stubs",
" and optical physics"
] |
8,946,593 | https://en.wikipedia.org/wiki/CAFASP | CAFASP, or the Critical Assessment of Fully Automated Structure Prediction, is a large-scale blind experiment in protein structure prediction that studies the performance of automated structure prediction webservers in homology modeling, fold recognition, and ab initio prediction of protein tertiary structures based on... | CAFASP | [
"Chemistry",
"Engineering",
"Biology"
] | 190 | [
"Biochemistry methods",
"Biological engineering",
"Bioinformatics stubs",
"Protein methods",
"Biotechnology stubs",
"Protein biochemistry",
"Biochemistry stubs",
"Bioinformatics"
] |
8,947,095 | https://en.wikipedia.org/wiki/Solar%20energetic%20particles | Solar energetic particles (SEP), formerly known as solar cosmic rays, are high-energy, charged particles originating in the solar atmosphere and solar wind. They consist of protons, electrons and heavy ions with energies ranging from a few tens of keV to many GeV. The exact processes involved in transferring energy to ... | Solar energetic particles | [
"Physics"
] | 422 | [
"Physical phenomena",
"Stellar phenomena",
"Solar phenomena"
] |
8,949,285 | https://en.wikipedia.org/wiki/Ringwoodite | Ringwoodite is a high-pressure phase of Mg2SiO4 (magnesium silicate) formed at high temperatures and pressures of the Earth's mantle between depth. It may also contain iron and hydrogen. It is polymorphous with the olivine phase forsterite (a magnesium iron silicate).
Ringwoodite is notable for being able to contain ... | Ringwoodite | [
"Physics",
"Materials_science",
"Engineering"
] | 1,591 | [
"High pressure science",
"Applied and interdisciplinary physics",
"Materials science",
"Polymorphism (materials science)"
] |
8,950,098 | https://en.wikipedia.org/wiki/Soluforce | SoluForce is a type of Reinforced Thermoplastic Pipe (RTP, also known as flexible composite pipe or FCP).
Introduction
SoluForce is a brand name of Pipelife Nederland B.V. (part of Wienerberger AG), with its main offices and production facilities located in Enkhuizen, The Netherlands. It develops, manufactures and mar... | Soluforce | [
"Physics",
"Chemistry",
"Engineering"
] | 741 | [
"Building engineering",
"Chemical engineering",
"Composite materials",
"Materials",
"Mechanical engineering",
"Piping",
"Matter"
] |
8,950,551 | https://en.wikipedia.org/wiki/Operational%20calculus | Operational calculus, also known as operational analysis, is a technique by which problems in analysis, in particular differential equations, are transformed into algebraic problems, usually the problem of solving a polynomial equation.
History
The idea of representing the processes of calculus, differentiation and i... | Operational calculus | [
"Mathematics",
"Engineering"
] | 1,071 | [
"Functions and mappings",
"Mathematical objects",
"Linear operators",
"Equations",
"Differential equations",
"Mathematical relations",
"Electrical engineering"
] |
7,432,107 | https://en.wikipedia.org/wiki/Subgrain%20rotation%20recrystallization | In metallurgy, materials science and structural geology, subgrain rotation recrystallization is recognized as an important mechanism for dynamic recrystallisation. It involves the rotation of initially low-angle sub-grain boundaries until the mismatch between the crystal lattices across the boundary is sufficient for t... | Subgrain rotation recrystallization | [
"Chemistry",
"Materials_science",
"Engineering"
] | 860 | [
"Metallurgy",
"Materials science",
"nan"
] |
7,436,045 | https://en.wikipedia.org/wiki/6061%20aluminium%20alloy | 6061 aluminium alloy (Unified Numbering System (UNS) designation A96061) is a precipitation-hardened aluminium alloy, containing magnesium and silicon as its major alloying elements. Originally called "Alloy 61S", it was developed in 1935. It has good mechanical properties, exhibits good weldability, and is very commo... | 6061 aluminium alloy | [
"Chemistry",
"Engineering"
] | 1,766 | [
"Aerospace materials",
"Aluminium alloys",
"Silicon alloys",
"Alloys",
"Aerospace engineering"
] |
14,769,219 | https://en.wikipedia.org/wiki/C.%20N.%20Yang%20Institute%20for%20Theoretical%20Physics |
The C. N. Yang Institute of Theoretical Physics (YITP) is a research center at Stony Brook University. In 1965, it was the vision of then University President J.S. Toll and Physics Department chair T.A. Pond to create an institute for theoretical physics and invite the famous physicist Chen Ning Yang from Institute fo... | C. N. Yang Institute for Theoretical Physics | [
"Physics"
] | 621 | [
"Theoretical physics",
"Theoretical physics institutes"
] |
14,771,723 | https://en.wikipedia.org/wiki/PKNOX1 | PBX/Knotted 1 Homeobox 1 (PKNOX1) is a protein that in humans is encoded by the PKNOX1 gene.
An important paralog of this gene is PKNOX2.
Function
PKNOX1 belongs to the three amino acid loop extension (TALE) class of homeodomain transcription factors that form transcriptionally active complexes involved in developme... | PKNOX1 | [
"Chemistry",
"Biology"
] | 120 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
14,771,908 | https://en.wikipedia.org/wiki/PROX1 | Prospero homeobox protein 1 is a protein that in humans is encoded by the PROX1 gene. The Prox1 gene is critical for the development of multiple
tissues. Prox1 activity is necessary and sufficient to specify a lymphatic endothelial cell fate in endothelial progenitors located in the embryonic veins.
Interactions
PROX1... | PROX1 | [
"Chemistry",
"Biology"
] | 179 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
14,771,927 | https://en.wikipedia.org/wiki/GeneMark | GeneMark is a generic name for a family of ab initio gene prediction algorithms and software programs developed at the Georgia Institute of Technology in Atlanta. Developed in 1993, original GeneMark was used in 1995 as a primary gene prediction tool for annotation of the first completely sequenced bacterial genome of ... | GeneMark | [
"Mathematics",
"Biology"
] | 2,528 | [
"Bioinformatics",
"Applied mathematics",
"Bioinformatics software",
"Mathematical and theoretical biology"
] |
14,773,056 | https://en.wikipedia.org/wiki/ETV1 | ETS translocation variant 1 is a protein that in humans is encoded by the ETV1 gene.
References
Further reading
External links
Transcription factors | ETV1 | [
"Chemistry",
"Biology"
] | 31 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
14,773,279 | https://en.wikipedia.org/wiki/PPARGC1B | Peroxisome proliferator-activated receptor gamma coactivator 1-beta is a protein that in humans is encoded by the PPARGC1B gene.
See also
PPARGC1A
Peroxisome proliferator-activated receptor
Peroxisome proliferator-activated receptor alpha
Peroxisome proliferator-activated receptor delta
Peroxisome proliferator-ac... | PPARGC1B | [
"Chemistry",
"Biology"
] | 102 | [
"Gene expression",
"Molecular genetics",
"Cellular processes",
"Molecular biology",
"Biochemistry"
] |
14,773,579 | https://en.wikipedia.org/wiki/HIC1 | Hypermethylated in cancer 1 protein is a protein that in humans is encoded by the HIC1 gene.
References
Further reading
External links
Transcription factors | HIC1 | [
"Chemistry",
"Biology"
] | 32 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
14,773,607 | https://en.wikipedia.org/wiki/HLF%20%28gene%29 | Hepatic leukemia factor is a protein that in humans is encoded by the HLF gene.
Function
This gene encodes a member of the proline and acidic-rich (PAR) protein family, a subset of the bZIP transcription factors. The encoded protein forms homodimers or heterodimers with other PAR family members and binds sequence-sp... | HLF (gene) | [
"Chemistry",
"Biology"
] | 141 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
14,773,643 | https://en.wikipedia.org/wiki/CRTC1 | CREB-regulated transcription coactivator 1 (CRTC1), previously referred to as TORC1 (), is a protein that in humans is encoded by the CRTC1 gene. It is expressed in a limited number of tissues that include fetal brain and liver and adult heart, skeletal muscles, liver and salivary glands and various regions of the adu... | CRTC1 | [
"Chemistry",
"Biology"
] | 120 | [
"Gene expression",
"Immunology",
"Molecular genetics",
"Cellular processes",
"Molecular biology",
"Biochemistry"
] |
14,774,442 | https://en.wikipedia.org/wiki/RFX5 | DNA-binding protein RFX5 is a protein that in humans is encoded by the RFX5 gene.
Function
A lack of MHC-II expression results in a severe immunodeficiency syndrome called MHC-II deficiency, or the bare lymphocyte syndrome (BLS; MIM 209920). At least 4 complementation groups have been identified in B-cell lines esta... | RFX5 | [
"Chemistry",
"Biology"
] | 247 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
14,775,326 | https://en.wikipedia.org/wiki/MTA2 | Metastasis-associated protein MTA2 is a protein that in humans is encoded by the MTA2 gene.
MTA2 is the second member of the MTA family of genes. MTA2 protein localizes in the nucleus and is a component of the nucleosome remodeling and the deacetylation complex (NuRD). Similar to the founding family member MTA1, MTA2... | MTA2 | [
"Chemistry",
"Biology"
] | 931 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
14,775,483 | https://en.wikipedia.org/wiki/ZBTB33 | Transcriptional regulator Kaiso is a protein that in humans is encoded by the ZBTB33 gene. This gene encodes a transcriptional regulator with bimodal DNA-binding specificity, which binds to methylated CGCG and also to the non-methylated consensus KAISO-binding site TCCTGCNA. The protein contains an N-terminal POZ/BTB d... | ZBTB33 | [
"Chemistry",
"Biology"
] | 329 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
14,775,592 | https://en.wikipedia.org/wiki/OLIG2 | Oligodendrocyte transcription factor (OLIG2) is a basic helix-loop-helix (bHLH) transcription factor encoded by the OLIG2 gene. The protein is of 329 amino acids in length, 32 kDa in size and contains one basic helix-loop-helix DNA-binding domain. It is one of the three members of the bHLH family. The other two members... | OLIG2 | [
"Chemistry",
"Biology"
] | 1,612 | [
"Induced stem cells",
"Gene expression",
"Transcription factors",
"Signal transduction"
] |
9,633,335 | https://en.wikipedia.org/wiki/Gauss%E2%80%93Codazzi%20equations | In Riemannian geometry and pseudo-Riemannian geometry, the Gauss–Codazzi equations (also called the Gauss–Codazzi–Weingarten-Mainardi equations or Gauss–Peterson–Codazzi formulas) are fundamental formulas that link together the induced metric and second fundamental form of a submanifold of (or immersion into) a Riemann... | Gauss–Codazzi equations | [
"Physics"
] | 1,491 | [
"Geometric measurement",
"Physical quantities",
"Curvature (mathematics)"
] |
9,634,115 | https://en.wikipedia.org/wiki/Business%20informatics | Business informatics (BI) is a discipline combining economics, the economics of digitization, business administration, accounting, internal auditing, information technology (IT), and concepts of computer science. Business informatics centers around creating programming and equipment frameworks which ultimately provide ... | Business informatics | [
"Technology"
] | 677 | [
"Information systems",
"Information technology",
"Information technology management"
] |
12,098,816 | https://en.wikipedia.org/wiki/Damage%20mechanics | Damage mechanics is concerned with the representation, or modeling, of damage of materials that is suitable for making engineering predictions about the initiation, propagation, and fracture of materials without resorting to a microscopic description that would be too complex for practical engineering analysis.
Damage... | Damage mechanics | [
"Physics",
"Materials_science",
"Engineering"
] | 1,653 | [
"Continuum mechanics",
"Classical mechanics",
"Materials science",
"Mechanical engineering",
"Materials degradation",
"Mechanical failure"
] |
12,101,027 | https://en.wikipedia.org/wiki/Holstein%E2%80%93Primakoff%20transformation | In quantum mechanics, the Holstein–Primakoff transformation is a mapping from boson creation and annihilation operators to the spin operators, effectively truncating their infinite-dimensional Fock space to finite-dimensional subspaces.
One important aspect of quantum mechanics is the occurrence of—in general—non-comm... | Holstein–Primakoff transformation | [
"Physics"
] | 801 | [
"Theoretical physics",
"Quantum mechanics"
] |
4,276,393 | https://en.wikipedia.org/wiki/Group%20with%20operators | In abstract algebra, a branch of mathematics, a group with operators or Ω-group is an algebraic structure that can be viewed as a group together with a set Ω that operates on the elements of the group in a special way.
Groups with operators were extensively studied by Emmy Noether and her school in the 1920s. She empl... | Group with operators | [
"Physics",
"Mathematics"
] | 596 | [
"Fields of abstract algebra",
"Universal algebra",
"Group actions",
"Symmetry"
] |
4,277,015 | https://en.wikipedia.org/wiki/Captopril%20challenge%20test |
The captopril challenge test (CCT) is a non-invasive medical test that measures the change in renin plasma-levels in response to administration of captopril, an angiotensin converting enzyme inhibitor. It is used to assist in the diagnosis of renal artery stenosis. It is not generally considered a useful test for chi... | Captopril challenge test | [
"Chemistry"
] | 190 | [
"Blood tests",
"Chemical pathology"
] |
4,277,086 | https://en.wikipedia.org/wiki/Wigner%E2%80%93Weyl%20transform | In quantum mechanics, the Wigner–Weyl transform or Weyl–Wigner transform (after Hermann Weyl and Eugene Wigner) is the invertible mapping between functions in the quantum phase space formulation and Hilbert space operators in the Schrödinger picture.
Often the mapping from functions on phase space to operators is call... | Wigner–Weyl transform | [
"Physics",
"Mathematics"
] | 1,589 | [
"Applied mathematics",
"Theoretical physics",
"Foundational quantum physics",
"Quantum mechanics",
"Mathematical quantization",
"nan",
"Mathematical physics"
] |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.