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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
3,854,313	https://en.wikipedia.org/wiki/Waveguide%20%28optics%29	An optical waveguide is a physical structure that guides electromagnetic waves in the optical spectrum. Common types of optical waveguides include optical fiber waveguides, transparent dielectric waveguides made of plastic and glass, liquid light guides, and liquid waveguides. Optical waveguides are used as components...	Waveguide (optics)	[ "Materials_science", "Technology", "Engineering" ]	1,944	[ "Glass engineering and science", "Optical components", "Components" ]
21,462,430	https://en.wikipedia.org/wiki/Hydraulic%20splitter	A hydraulic splitter, also known as rock splitter or darda splitter, is a type of portable hydraulic tool. It is used in demolition jobs which involve breaking large blocks of concrete or rocks. Its use in geology was first popularized by volcanologist David Richardson. Following the darda splitters, the second type h...	Hydraulic splitter	[ "Physics", "Engineering" ]	536	[ "Demolition", "Physical systems", "Construction", "Hydraulics", "Hydraulic tools" ]
27,717,039	https://en.wikipedia.org/wiki/LY-293284	LY-293284 is a research chemical developed by the pharmaceutical company Eli Lilly and used for scientific studies. It acts as a potent and selective 5-HT1A receptor full agonist. It was derived through structural simplification of the ergoline based psychedelic LSD, but is far more selective for 5-HT1A with over 1000×...	LY-293284	[ "Chemistry" ]	145	[ "Ketones", "Functional groups" ]
27,721,459	https://en.wikipedia.org/wiki/Centrifugal%20water%E2%80%93oil%20separator	A centrifugal water–oil separator, centrifugal oil–water separator or centrifugal liquid–liquid separator is a device designed to separate oil and water by centrifugation. It generally contains a cylindrical container that rotates inside a larger stationary container. The denser liquid, usually water, accumulates at th...	Centrifugal water–oil separator	[ "Chemistry", "Engineering" ]	1,119	[ "Centrifugation", "Separation processes by phases", "Chemical equipment", "Liquid-liquid separation", "Centrifuges" ]
27,721,700	https://en.wikipedia.org/wiki/Industrial%20computed%20tomography	Industrial computed tomography (CT) scanning is any computer-aided tomographic process, usually X-ray computed tomography, that uses irradiation to produce three-dimensional internal and external representations of a scanned object. Industrial CT scanning has been used in many areas of industry for internal inspection ...	Industrial computed tomography	[ "Physics", "Chemistry", "Materials_science", "Technology", "Engineering" ]	1,008	[ "Applied and interdisciplinary physics", "Microtechnology", "Materials science", "Measuring instruments", "Nondestructive testing", "Materials testing", "Microscopes", "nan", "Microscopy", "Reverse engineering" ]
27,723,967	https://en.wikipedia.org/wiki/Tivozanib	Tivozanib, sold under the brand name Fotivda, is a medication used for the treatment of advanced renal cell carcinoma (kidney cancer). It is an oral VEGF receptor tyrosine kinase inhibitor. The most common side effects include fatigue (tiredness), hypertension (high blood pressure), diarrhea, decreased appetite, nause...	Tivozanib	[ "Chemistry", "Biology" ]	1,192	[ "Organic compounds", "Angiogenesis inhibitors", "Angiogenesis", "Ureas" ]
27,724,442	https://en.wikipedia.org/wiki/Aurecon	Aurecon Group Pty Ltd is an Australian engineering, management, design, planning, project management, consulting and advisory company based in Docklands, Victoria, with operations in Australia, New Zealand and Southeast Asia. History Formed through the merger of three engineering consultancies, Africon, Connell Wagn...	Aurecon	[ "Engineering" ]	394	[ "Engineering consulting firms", "International engineering consulting firms" ]
27,725,921	https://en.wikipedia.org/wiki/Weather%20of%202009	Global weather activity of 2009 profiles the major worldwide storms, including blizzards, tornadoes, ice storms, tropical cyclones and other meteorogical events, from January 1, 2009, to December 31, 2009. Wintery storms are events in which the dominant varieties of precipitation are forms that only occur at cold tempe...	Weather of 2009	[ "Physics" ]	11,940	[ "Weather", "Physical phenomena", "Weather by year" ]
27,725,953	https://en.wikipedia.org/wiki/Johnson%20Matthey%20Technology%20Review	Johnson Matthey Technology Review, known as Platinum Metals Review before 2014, is a quarterly, open access, peer-reviewed scientific journal publishing reports on scientific research on the platinum group metals and related industrial developments. History The journal was established in 1957 under the name Platinum M...	Johnson Matthey Technology Review	[ "Chemistry", "Materials_science", "Engineering" ]	422	[ "Metallurgical processes", "Materials science journals", "Metallurgy", "Materials science" ]
33,074,786	https://en.wikipedia.org/wiki/Nuclear%20spectroscopy	Nuclear spectroscopy is a superordinate concept of methods that uses properties of a nucleus to probe material properties. By emission or absorption of radiation from the nucleus information of the local structure is obtained, as an interaction of an atom with its closest neighbours. Or a radiation spectrum of the nucl...	Nuclear spectroscopy	[ "Physics", "Chemistry", "Astronomy" ]	243	[ "Spectroscopy stubs", "Molecular physics", "Spectrum (physical sciences)", "Instrumental analysis", "Astronomy stubs", "Molecular physics stubs", "Spectroscopy", "Physical chemistry stubs" ]
33,075,099	https://en.wikipedia.org/wiki/Boiler%20design	Boiler design is the process of designing boilers used for various purposes. The main function of a boiler is to heat water to generate steam. Steam produced in a boiler can be used for a variety of purposes including space heating, sterilisation, drying, humidification and power generation. The temperature or conditio...	Boiler design	[ "Chemistry", "Engineering" ]	590	[ "Boilers", "Design", "Pressure vessels" ]
33,077,295	https://en.wikipedia.org/wiki/Almgren%20regularity%20theorem	In geometric measure theory, a field of mathematics, the Almgren regularity theorem, proved by , states that the singular set of a mass-minimizing surface has codimension at least 2. Almgren's proof of this was 955 pages long. Within the proof many new ideas are introduced, such as monotonicity of a frequency function ...	Almgren regularity theorem	[ "Mathematics" ]	150	[ "Theorems in mathematical analysis", "Mathematical analysis", "Theorems in measure theory", "Mathematical analysis stubs", "Geometry", "Theorems in geometry", "Mathematical problems", "Mathematical theorems" ]
33,082,485	https://en.wikipedia.org/wiki/Suspension%20%28dynamical%20systems%29	Suspension is a construction passing from a map to a flow. Namely, let be a metric space, be a continuous map and be a function (roof function or ceiling function) bounded away from 0. Consider the quotient space: The suspension of with roof function is the semiflow induced by the time translation . If , then t...	Suspension (dynamical systems)	[ "Physics", "Mathematics" ]	86	[ "Mechanics", "Dynamical systems" ]
926,601	https://en.wikipedia.org/wiki/Cinnamic%20acid	Cinnamic acid is an organic compound with the formula C6H5-CH=CH-COOH. It is a white crystalline compound that is slightly soluble in water, and freely soluble in many organic solvents. Classified as an unsaturated carboxylic acid, it occurs naturally in a number of plants. It exists as both a cis and a trans isomer, a...	Cinnamic acid	[ "Chemistry" ]	630	[ "Biomolecules by chemical classification", "Phenylpropanoids" ]
926,641	https://en.wikipedia.org/wiki/Centrifuge%20Accommodations%20Module	The Centrifuge Accommodations Module (CAM) is a cancelled element of the International Space Station (ISS). Although the module was planned to contain several parts, the centrifuge still was considered the most important capability of the module. History The centrifuge would have provided controlled acceleration rate...	Centrifuge Accommodations Module	[ "Chemistry", "Engineering" ]	367	[ "Chemical equipment", "Centrifugation", "Centrifuges" ]
927,421	https://en.wikipedia.org/wiki/Molecular%20lesion	A molecular lesion or point lesion is damage to the structure of a biological molecule such as DNA, RNA, or protein. This damage may result in the reduction or absence of normal function, and in rare cases the gain of a new function. Lesions in DNA may consist of breaks or other changes in chemical structure of the hel...	Molecular lesion	[ "Chemistry", "Biology" ]	3,345	[ "Biochemistry", "Molecular biology" ]
928,203	https://en.wikipedia.org/wiki/Jabil	Jabil Inc. is an American multinational manufacturing company involved in the design, engineering, and manufacturing of electronic circuit board assemblies and systems, along with supply chain services, primarily serving original equipment manufacturers. It is headquartered in the Gateway area of St. Petersburg, Florid...	Jabil	[ "Engineering" ]	990	[ "Electronic engineering", "Electronics manufacturing" ]
929,147	https://en.wikipedia.org/wiki/Moonlight	Moonlight consists of mostly sunlight (with little earthlight) reflected from the parts of the Moon's surface where the Sun's light strikes. History The ancient Greek philosopher Anaxagoras was aware that "the sun provides the moon with its brightness". Illumination The intensity of moonlight varies greatly depending...	Moonlight	[ "Physics" ]	545	[ "Physical phenomena", "Spectrum (physical sciences)", "Electromagnetic spectrum", "Waves", "Light" ]
929,631	https://en.wikipedia.org/wiki/Ski%20wax	Ski wax is a material applied to the bottom of snow runners, including skis, snowboards, and toboggans, to improve their coefficient of friction performance under varying snow conditions. The two main types of wax used on skis are glide waxes and grip waxes. They address kinetic friction—to be minimized with a glide wa...	Ski wax	[ "Physics" ]	3,422	[ "Materials", "Matter", "Waxes" ]
930,016	https://en.wikipedia.org/wiki/Ascidiacea	Ascidiacea, commonly known as the ascidians or sea squirts, is a paraphyletic class in the subphylum Tunicata of sac-like marine invertebrate filter feeders. Ascidians are characterized by a tough outer test or "tunic" made of the polysaccharide cellulose. Ascidians are found all over the world, usually in shallow wat...	Ascidiacea	[ "Biology" ]	5,524	[ "Phylogenetics", "Paraphyletic groups" ]
5,202,850	https://en.wikipedia.org/wiki/Stirling%20radioisotope%20generator	A Stirling radioisotope generator (SRG) is a type of radioisotope generator based on a Stirling engine powered by a large radioisotope heater unit. The hot end of the Stirling converter reaches high temperature and heated helium drives the piston, with heat being rejected at the cold end of the engine. A generator or a...	Stirling radioisotope generator	[ "Physics", "Technology" ]	925	[ "Electrical generators", "Machines", "Nuclear technology", "Physical systems", "Nuclear physics" ]
5,205,878	https://en.wikipedia.org/wiki/Computational%20mechanics	Computational mechanics is the discipline concerned with the use of computational methods to study phenomena governed by the principles of mechanics. Before the emergence of computational science (also called scientific computing) as a "third way" besides theoretical and experimental sciences, computational mechanics w...	Computational mechanics	[ "Physics", "Mathematics", "Technology", "Engineering" ]	731	[ "Computational fields of study", "Applied mathematics", "Computational physics", "Computational science", "Mechanics", "Computing and society", "Mechanical engineering" ]
5,207,969	https://en.wikipedia.org/wiki/P-Toluenesulfonic%20acid	p-Toluenesulfonic acid (PTSA, pTSA, or pTsOH) or tosylic acid (TsOH) is an organic compound with the formula CH3C6H4SO3H. It is a white extremely hygroscopic solid that is soluble in water, alcohols, and other polar organic solvents. The CH3C6H4SO2 group is known as the tosyl group and is often abbreviated as Ts or Tos...	P-Toluenesulfonic acid	[ "Chemistry" ]	643	[ "Sulfonic acids", "Acids", "Acid catalysts", "Functional groups", "Reagents for organic chemistry" ]
5,208,165	https://en.wikipedia.org/wiki/Torsion%20constant	The torsion constant or torsion coefficient is a geometrical property of a bar's cross-section. It is involved in the relationship between angle of twist and applied torque along the axis of the bar, for a homogeneous linear elastic bar. The torsion constant, together with material properties and length, describes a ba...	Torsion constant	[ "Physics", "Engineering" ]	585	[ "Structural engineering", "Continuum mechanics", "Structural analysis", "Classical mechanics", "Mechanical engineering", "Aerospace engineering" ]
5,208,463	https://en.wikipedia.org/wiki/Ferredoxin%20fold	In protein structure, a ferredoxin fold is a common α+β protein fold with a signature βαββαβ secondary structure along its backbone. Structurally, the ferredoxin fold can be regarded as a long, symmetric hairpin that is wrapped once around, so that its two terminal β-strands hydrogen-bond to the central two β-strands,...	Ferredoxin fold	[ "Chemistry" ]	121	[ "Biochemistry stubs", "Protein stubs" ]
5,208,618	https://en.wikipedia.org/wiki/TIM%20barrel	The TIM barrel (triose-phosphate isomerase), also known as an alpha/beta barrel, is a conserved protein fold consisting of eight alpha helices (α-helices) and eight parallel beta strands (β-strands) that alternate along the peptide backbone. The structure is named after triose-phosphate isomerase, a conserved metabolic...	TIM barrel	[ "Biology" ]	3,924	[ "Protein tandem repeats", "Protein superfamilies", "Protein domains", "Protein classification" ]
5,208,918	https://en.wikipedia.org/wiki/DGLAP%20evolution%20equations	The Dokshitzer–Gribov–Lipatov–Altarelli–Parisi (DGLAP) evolution equations are equations in QCD describing the variation of parton distribution functions with varying energy scales. Experimentally observed scaling violation in deep inelastic scattering is important evidence for the correctness of the equations and of Q...	DGLAP evolution equations	[ "Physics" ]	227	[ "Particle physics stubs", "Particle physics" ]
5,209,604	https://en.wikipedia.org/wiki/Harnack%27s%20curve%20theorem	In real algebraic geometry, Harnack's curve theorem, named after Axel Harnack, gives the possible numbers of connected components that an algebraic curve can have, in terms of the degree of the curve. For any algebraic curve of degree in the real projective plane, the number of components is bounded by The maximum n...	Harnack's curve theorem	[ "Mathematics" ]	353	[ "Theorems in algebraic geometry", "Theorems in geometry" ]
25,853,619	https://en.wikipedia.org/wiki/Luttinger%27s%20theorem	In condensed matter physics, Luttinger's theorem is a result derived by J. M. Luttinger and J. C. Ward in 1960 that has broad implications in the field of electron transport. It arises frequently in theoretical models of correlated electrons, such as the high-temperature superconductors, and in photoemission, where a m...	Luttinger's theorem	[ "Physics", "Chemistry", "Materials_science", "Engineering" ]	260	[ "Equations of physics", "Fermions", "Phases of matter", "Materials science", "Eponymous theorems of physics", "Subatomic particles", "Condensed matter physics", "Matter", "Physics theorems" ]
25,854,285	https://en.wikipedia.org/wiki/Digifold	Digifold is a new generation of four and six corner folding device for box gluers and associated machinery. Development began in the late 1990s, and was first exhibited at IPEX 2002 trade show. A system using Siemens S7-200 PLC and Siemens Servo controllers was developed throughout the late 1990s, into the year 2000. I...	Digifold	[ "Physics", "Technology", "Engineering" ]	203	[ "Physical systems", "Machines", "Mechanical engineering" ]
2,870,898	https://en.wikipedia.org/wiki/Cocycle	In mathematics a cocycle is a closed cochain. Cocycles are used in algebraic topology to express obstructions (for example, to integrating a differential equation on a closed manifold). They are likewise used in group cohomology. In autonomous dynamical systems, cocycles are used to describe particular kinds of map,...	Cocycle	[ "Physics", "Mathematics" ]	151	[ "Algebraic topology", "Topology stubs", "Fields of abstract algebra", "Topology", "Mechanics", "Dynamical systems" ]
2,871,265	https://en.wikipedia.org/wiki/List%20of%20spherical%20symmetry%20groups	Finite spherical symmetry groups are also called point groups in three dimensions. There are five fundamental symmetry classes which have triangular fundamental domains: dihedral, cyclic, tetrahedral, octahedral, and icosahedral symmetry. This article lists the groups by Schoenflies notation, Coxeter notation, orbifol...	List of spherical symmetry groups	[ "Physics", "Mathematics" ]	735	[ "Group theory", "Fields of abstract algebra", "Geometry", "Symmetry" ]
2,871,908	https://en.wikipedia.org/wiki/Pohlmeyer%20charge	In theoretical physics Pohlmeyer charge, named for Klaus Pohlmeyer, is a conserved charge invariant under the Virasoro algebra or its generalization. It can be obtained by expanding the holonomies (generating functions) with respect to the constant matrices T. The gauge field is defined as a combination of and its c...	Pohlmeyer charge	[ "Physics" ]	137	[ "Quantum field theory", "Theoretical physics", "Quantum mechanics", "Theoretical physics stubs", "Quantum physics stubs" ]
2,875,647	https://en.wikipedia.org/wiki/Energy%E2%80%93momentum%20relation	In physics, the energy–momentum relation, or relativistic dispersion relation, is the relativistic equation relating total energy (which is also called relativistic energy) to invariant mass (which is also called rest mass) and momentum. It is the extension of mass–energy equivalence for bodies or systems with non-zero...	Energy–momentum relation	[ "Physics", "Mathematics" ]	2,539	[ "Physical quantities", "Quantity", "Special relativity", "Theory of relativity", "Momentum", "Moment (physics)" ]
2,875,651	https://en.wikipedia.org/wiki/ASML%20Holding	ASML Holding N.V. (commonly shortened to ASML, originally standing for Advanced Semiconductor Materials Lithography) is a Dutch multinational corporation founded in 1984. ASML specializes in the development and manufacturing of photolithography machines which are used to produce computer chips. it is the largest supp...	ASML Holding	[ "Materials_science", "Engineering" ]	2,647	[ "Equipment semiconductor companies", "Nanotechnology", "Semiconductor fabrication equipment", "Nanotechnology companies" ]
30,528,077	https://en.wikipedia.org/wiki/Annual%20Review%20of%20Chemical%20and%20Biomolecular%20Engineering	Annual Review of Chemical and Biomolecular Engineering is an annual peer-reviewed scientific journal published by Annual Reviews, covering chemical and biomolecular engineering. The co-editors are Michael F. Doherty and Rachel A. Segalman. As of 2024, Journal Citation Reports, gives the journal an impact factor of 7.6....	Annual Review of Chemical and Biomolecular Engineering	[ "Chemistry", "Engineering" ]	517	[ "Chemical engineering", "Biochemistry journals", "Biochemistry literature", "Chemical engineering journals" ]
30,528,084	https://en.wikipedia.org/wiki/Annual%20Review%20of%20Condensed%20Matter%20Physics	The Annual Review of Condensed Matter Physics is an annual peer-reviewed review journal published by Annual Reviews. It was established in 2010 and covers advances in condensed matter physics and related subjects. The co-editors are M. Cristina Marchetti and Andrew P. Mackenzie. As of 2023, Annual Review of Condensed M...	Annual Review of Condensed Matter Physics	[ "Physics", "Chemistry", "Materials_science", "Engineering" ]	499	[ "Phases of matter", "Condensed matter physics", "Matter", "Materials science" ]
30,530,797	https://en.wikipedia.org/wiki/Magnonics	Magnonics is an emerging field of modern magnetism, which can be considered a sub-field of modern solid state physics. Magnonics combines the study of waves and magnetism. Its main aim is to investigate the behaviour of spin waves in nano-structure elements. In essence, spin waves are a propagating re-ordering of the m...	Magnonics	[ "Physics", "Chemistry", "Materials_science", "Engineering" ]	1,629	[ "Magnetic ordering", "Condensed matter physics", "Electric and magnetic fields in matter", "Materials science" ]
38,541,620	https://en.wikipedia.org/wiki/Web%20IDL	Web IDL is an interface description language (IDL) format for describing APIs (application programming interfaces) that are intended to be implemented in web browsers. Its adoption was motivated by the desire to improve the interoperability of web programming interfaces by specifying how languages such as ECMAScript sh...	Web IDL	[ "Engineering" ]	432	[ "Software engineering", "Specification languages" ]
38,542,576	https://en.wikipedia.org/wiki/Young%27s%20convolution%20inequality	In mathematics, Young's convolution inequality is a mathematical inequality about the convolution of two functions, named after William Henry Young. Statement Euclidean space In real analysis, the following result is called Young's convolution inequality: Suppose is in the Lebesgue space and is in and with Th...	Young's convolution inequality	[ "Mathematics" ]	524	[ "Binary relations", "Mathematical relations", "Inequalities (mathematics)", "Mathematical problems", "Mathematical theorems" ]
38,544,280	https://en.wikipedia.org/wiki/Ballast	Ballast is dense material used as a weight to provide stability to a vehicle or structure. Ballast, other than cargo, may be placed in a vehicle, often a ship or the gondola of a balloon or airship, to provide stability. A compartment within a boat, ship, submarine, or other floating structure that holds water is calle...	Ballast	[ "Physics", "Engineering" ]	796	[ "Matter", "Weights", "Physical objects", "Mechanical engineering", "Mechanisms (engineering)" ]
38,545,126	https://en.wikipedia.org/wiki/Water%20supply%20terrorism	Water supply terrorism involves acts of sabotage to a water supply system, through chemical or biological warfare or infrastructural sabotage. Throughout military history and the history of terrorism, water supply attacks have been perpetrated by political groups, intending to scare, cause death, or drought. Chemical...	Water supply terrorism	[ "Chemistry", "Engineering", "Environmental_science" ]	1,154	[ "Hydrology", "Water supply", "Environmental engineering" ]
38,549,290	https://en.wikipedia.org/wiki/Soler%20model	The soler model is a quantum field theory model of Dirac fermions interacting via four fermion interactions in 3 spatial and 1 time dimension. It was introduced in 1938 by Dmitri Ivanenko and re-introduced and investigated in 1970 by Mario Soler as a toy model of self-interacting electron. This model is described by...	Soler model	[ "Physics" ]	341	[ "Quantum field theory", "Quantum mechanics" ]
38,549,774	https://en.wikipedia.org/wiki/Nonlinear%20Dirac%20equation	See Ricci calculus and Van der Waerden notation for the notation. In quantum field theory, the nonlinear Dirac equation is a model of self-interacting Dirac fermions. This model is widely considered in quantum physics as a toy model of self-interacting electrons. The nonlinear Dirac equation appears in the Einstein–C...	Nonlinear Dirac equation	[ "Physics" ]	977	[ "Quantum field theory", "Equations of physics", "Eponymous equations of physics", "Quantum mechanics", "Dirac equation" ]
28,996,847	https://en.wikipedia.org/wiki/Geophysical%20fluid%20dynamics	Geophysical fluid dynamics, in its broadest meaning, refers to the fluid dynamics of naturally occurring flows, such as lava flows, oceans, and planetary atmospheres, on Earth and other planets. Two physical features that are common to many of the phenomena studied in geophysical fluid dynamics are rotation of the flu...	Geophysical fluid dynamics	[ "Physics", "Chemistry", "Engineering" ]	963	[ "Applied and interdisciplinary physics", "Atmospheric dynamics", "Chemical engineering", "Physical oceanography", "Geophysics", "Piping", "Fluid dynamics" ]
29,000,170	https://en.wikipedia.org/wiki/Trash%20Inc%3A%20The%20Secret%20Life%20of%20Garbage	Trash Inc: The Secret Life of Garbage is a one-hour television documentary film that aired on CNBC on September 29, 2010 about trash/garbage, what happens to it when it's "thrown away", and its impact on the world. The film is hosted by CNBC Squawk Box co-anchor Carl Quintanilla as he reports from various landfills (su...	Trash Inc: The Secret Life of Garbage	[ "Physics" ]	189	[ "Materials", "Waste", "Matter" ]
29,002,911	https://en.wikipedia.org/wiki/Macron%20%28physics%29	In physics, macrons are microscopic (dust-sized) particles, accelerated to high speeds. The term was first used in the late 1960s, when it was believed that macrons could be accelerated cheaply in small particle accelerators as a way of achieving low-cost fusion power. References Fusion power	Macron (physics)	[ "Physics", "Chemistry" ]	62	[ "Nuclear fusion", "Nuclear chemistry stubs", "Fusion power", "Plasma physics" ]
29,008,381	https://en.wikipedia.org/wiki/Periodic%20graph%20%28crystallography%29	In crystallography, a periodic graph or crystal net is a three-dimensional periodic graph, i.e., a three-dimensional Euclidean graph whose vertices or nodes are points in three-dimensional Euclidean space, and whose edges (or bonds or spacers) are line segments connecting pairs of vertices, periodic in three linearly i...	Periodic graph (crystallography)	[ "Physics", "Chemistry", "Materials_science", "Engineering" ]	2,374	[ "Crystallography", "Condensed matter physics", "Materials science" ]
34,565,362	https://en.wikipedia.org/wiki/Flory%E2%80%93Rehner%20equation	In polymer science Flory–Rehner equation is an equation that describes the mixing of polymer and liquid molecules as predicted by the equilibrium swelling theory of Flory and Rehner. It describes the equilibrium swelling of a lightly crosslinked polymer in terms of crosslink density and the quality of the solvent. T...	Flory–Rehner equation	[ "Physics", "Chemistry", "Materials_science", "Mathematics", "Engineering" ]	294	[ "Polymer physics", "Applied and interdisciplinary physics", "Soft matter", "Mathematical objects", "Materials science", "Equations", "Condensed matter physics", "Polymer chemistry", "nan", "Polymers" ]
34,568,491	https://en.wikipedia.org/wiki/Crystal%20model	A crystal model is a teaching aid used for understanding concepts in crystallography and the morphology of crystals. Models are ideal to learn recognizing symmetry elements in crystals. Romé de l'Isle The first real collections of crystal models were produced by Romé de l'Isle. He actually offered sets of small (ca 3 ...	Crystal model	[ "Physics", "Chemistry", "Materials_science", "Engineering" ]	1,014	[ "Crystallography", "Condensed matter physics", "Materials science" ]
37,100,405	https://en.wikipedia.org/wiki/Triakis%20truncated%20tetrahedron	In geometry, the triakis truncated tetrahedron is a convex polyhedron made from 4 hexagons and 12 isosceles triangles. It can be used to tessellate three-dimensional space, making the triakis truncated tetrahedral honeycomb. The triakis truncated tetrahedron is the shape of the Voronoi cell of the carbon atoms in diam...	Triakis truncated tetrahedron	[ "Physics" ]	197	[ "Tessellation", "Truncated tilings", "Symmetry" ]
37,102,865	https://en.wikipedia.org/wiki/Chemically%20induced%20dimerization	Chemically induced dimerization (CID) is a biological mechanism in which two proteins bind only in the presence of a certain small molecule, enzyme or other dimerizing agent. Genetically engineered CID systems are used in biological research to control protein localization, to manipulate signalling pathways and to indu...	Chemically induced dimerization	[ "Chemistry", "Engineering", "Biology" ]	380	[ "Biochemistry methods", "Protein–protein interaction assays", "Biological engineering", "Cell biology", "Genetic engineering", "Biotechnology", "nan", "Molecular biology", "Biochemistry" ]
37,106,074	https://en.wikipedia.org/wiki/Chen%E2%80%93Gackstatter%20surface	In differential geometry, the Chen–Gackstatter surface family (or the Chen–Gackstatter–Thayer surface family) is a family of minimal surfaces that generalize the Enneper surface by adding handles, giving it nonzero topological genus. They are not embedded, and have Enneper-like ends. The members of the family are ind...	Chen–Gackstatter surface	[ "Chemistry" ]	215	[ "Foams", "Minimal surfaces" ]
37,108,522	https://en.wikipedia.org/wiki/Tetraethylammonium%20chloride	Tetraethylammonium chloride (TEAC) is a quaternary ammonium compound with the chemical formula , sometimes written as . In appearance, it is a hygroscopic, colorless, crystalline solid. It has been used as the source of tetraethylammonium ions in pharmacological and physiological studies, but is also used in organic ch...	Tetraethylammonium chloride	[ "Chemistry" ]	673	[ "Chlorides", "Inorganic compounds", "Salts" ]
37,110,728	https://en.wikipedia.org/wiki/Exosortase	Exosortase refers to a family of integral membrane proteins that occur in Gram-negative bacteria that recognizes and cleaves the carboxyl-terminal sorting signal PEP-CTERM. The name derives from a predicted role analogous to sortase, despite the lack of any detectable sequence homology, and a strong association of exos...	Exosortase	[ "Biology" ]	318	[ "Protein classification", "Membrane proteins" ]
37,113,247	https://en.wikipedia.org/wiki/Empagliflozin	Empagliflozin, sold under the brand name Jardiance ( ), among others, is an antidiabetic medication used to improve glucose control in people with type2 diabetes. It is taken by mouth. Common side effects include hyperventilation, anorexia, abdominal pain, nausea, vomiting, lethargy, mental status changes, hypotension...	Empagliflozin	[ "Chemistry" ]	2,492	[ "Organic compounds", "Functional groups", "Ethers" ]
22,933,005	https://en.wikipedia.org/wiki/Ratio%20detector	The ratio detector is a type of detector circuit, commonly used in radio receivers for demodulating frequency modulated (FM) signal. The ratio detector is a variant of the Foster–Seeley discriminator, but one diode conducts in an opposite direction, and using a tertiary winding in the preceding transformer. The output...	Ratio detector	[ "Engineering" ]	448	[ "Radio electronics", "Demodulation" ]
22,938,559	https://en.wikipedia.org/wiki/Demolition%20waste	Demolition waste is waste debris from destruction of buildings, roads, bridges, or other structures. Debris varies in composition, but the major components, by weight, in the US include concrete, wood products, asphalt shingles, brick and clay tile, steel, and drywall. There is the potential to recycle many elements of...	Demolition waste	[ "Physics", "Engineering" ]	573	[ "Demolition", "Construction", "Materials", "Waste", "Matter" ]
22,938,591	https://en.wikipedia.org/wiki/Differential%20screw	A differential screw is a mechanism used for making small, precise adjustments to the spacing between two objects (such as in focusing a microscope, moving the anvils of a micrometer, or positioning optics). A differential screw uses a spindle with two screw threads of differing leads (in case of a single lead equal to...	Differential screw	[ "Engineering" ]	829	[ "Mechanical engineering", "Mechanisms (engineering)" ]
22,940,609	https://en.wikipedia.org/wiki/Soil%20gas	Soil gases (soil atmosphere) are the gases found in the air space between soil components. The spaces between the solid soil particles, if they do not contain water, are filled with air. The primary soil gases are nitrogen, carbon dioxide and oxygen. Oxygen is critical because it allows for respiration of both plant ro...	Soil gas	[ "Physics", "Chemistry", "Environmental_science" ]	881	[ "Environmental chemistry", "Applied and interdisciplinary physics", "nan", "Soil physics" ]
24,444,105	https://en.wikipedia.org/wiki/NUTS%20statistical%20regions%20of%20Portugal	The Nomenclature of Territorial Units for Statistics (NUTS) is developed by Eurostat, and employed in both Portugal and the entire European Union for statistical purposes. The NUTS branch extends from NUTS1, NUTS2 and NUTS3 regions, with the complementary LAU (Local Administrative Units) sub-categorization being used t...	NUTS statistical regions of Portugal	[ "Mathematics" ]	744	[ "Nomenclature of Territorial Units for Statistics", "Statistical concepts", "Statistical regions" ]
24,444,233	https://en.wikipedia.org/wiki/Comparison%20of%20pumps	This article lists different types of pump and provides a comparison of certain key design features. Different types of pumps are suitable for different applications, for example: a pump's maximum lift height also determines the applications it can be used for. Low-lift pumps are only suitable for the pumping of surfac...	Comparison of pumps	[ "Physics", "Chemistry", "Technology" ]	134	[ "Pumps", "Turbomachinery", "Physical systems", "Hydraulics", "nan" ]
24,445,978	https://en.wikipedia.org/wiki/AV.link	AV.link, also known under the trade names nexTViewLink, SmartLink, Q-Link, EasyLink, etc., is a protocol to carry control information between audio-visual devices connected via the SCART (EIA Multiport) connector. It is standardised as CENELEC EN 50157-1. The Consumer Electronics Control (CEC) communication channel i...	AV.link	[ "Technology" ]	725	[ "Information and communications technology", "Television technology" ]
24,446,770	https://en.wikipedia.org/wiki/Biotechnic%20%26%20Histochemistry	Biotechnic & Histochemistry is a peer-reviewed scientific journal that covers all aspects of histochemistry and microtechnic in the biological sciences from botany to cell biology to medicine. It is published by Taylor & Francis on behalf of the Biological Stain Commission. The journal was established in 1926 as Stain ...	Biotechnic & Histochemistry	[ "Chemistry", "Biology" ]	179	[ "Histology", "Biotechnology literature", "Biotechnology journals", "Microscopy" ]
24,453,994	https://en.wikipedia.org/wiki/Marschalk%20reaction	The Marschalk reaction in chemistry is the sodium dithionite promoted reaction of a phenolic anthraquinone with an aldehyde to yield a substituted phenolic anthraquinone after the addition of acid. The mechanism can be found in the book Named Reactions in Organic Chemistry, and its more intuitive version is provided b...	Marschalk reaction	[ "Chemistry" ]	90	[ "Name reactions", "Organic reactions" ]
24,454,427	https://en.wikipedia.org/wiki/Optic%20axis%20of%20a%20crystal	An optic axis of a crystal is a direction in which a ray of transmitted light suffers no birefringence (double refraction). An optic axis is a direction rather than a single line: all rays that are parallel to that direction exhibit the same lack of birefringence. Crystals may have a single optic axis, in which case t...	Optic axis of a crystal	[ "Physics" ]	419	[ "Polarization (waves)", "Astrophysics" ]
6,836,056	https://en.wikipedia.org/wiki/HBsAg	HBsAg (also known as the Australia antigen) is the surface antigen of the hepatitis B virus (HBV). Its presence in blood indicates existing hepatitis B infection. Structure and function The viral envelope of an enveloped virus has different surface proteins from the rest of the virus which act as antigens. These antig...	HBsAg	[ "Chemistry" ]	880	[ "Antigens", "Biomolecules" ]
6,837,693	https://en.wikipedia.org/wiki/Bass%20diffusion%20model	The Bass model or Bass diffusion model was developed by Frank Bass. It consists of a simple differential equation that describes the process of how new products get adopted in a population. The model presents a rationale of how current adopters and potential adopters of a new product interact. The basic premise of the...	Bass diffusion model	[ "Mathematics" ]	1,958	[ "Applied mathematics" ]
6,838,909	https://en.wikipedia.org/wiki/Opus%20tessellatum	Opus tessellatum is the Latin name for the normal technique of Greek and Roman mosaic, made from tesserae that are larger than about 4 mm. It is distinguished from the finer opus vermiculatum which used tiny tesserae, typically cubes of 4 millimetres or less, and was produced in workshops in relatively small panels wh...	Opus tessellatum	[ "Engineering" ]	250	[ "Architecture stubs", "Architecture" ]
35,760,325	https://en.wikipedia.org/wiki/Rayleigh%E2%80%93Plesset%20equation	In fluid mechanics, the Rayleigh–Plesset equation or Besant–Rayleigh–Plesset equation is a nonlinear ordinary differential equation which governs the dynamics of a spherical bubble in an infinite body of incompressible fluid. Its general form is usually written aswhere is the density of the surrounding liquid, assume...	Rayleigh–Plesset equation	[ "Physics", "Chemistry", "Engineering" ]	1,269	[ "Equations of fluid dynamics", "Equations of physics", "Chemical engineering", "Piping", "Fluid dynamics" ]
35,761,226	https://en.wikipedia.org/wiki/Chemical%20plant%20cost%20indexes	Chemical plant cost indexes are dimensionless numbers employed to updating capital cost required to erect a chemical plant from a past date to a later time, following changes in the value of money due to inflation and deflation. Since, at any given time, the number of chemical plants is insufficient to use in a prelim...	Chemical plant cost indexes	[ "Chemistry", "Engineering" ]	1,404	[ "Chemical process engineering", "Chemical engineering", "nan" ]
35,764,498	https://en.wikipedia.org/wiki/Fuzzy%20complex	Fuzzy complexes are protein complexes, where structural ambiguity or multiplicity exists and is required for biological function. Alteration, truncation or removal of conformationally ambiguous regions impacts the activity of the corresponding complex. Fuzzy complexes are generally formed by intrinsically disordered pr...	Fuzzy complex	[ "Physics", "Chemistry" ]	512	[ "Stereochemistry", "Space", "Structural biology", "nan", "Spacetime", "Protein structure" ]
35,766,427	https://en.wikipedia.org/wiki/Mechanical%20metamaterial	Mechanical metamaterials are rationally designed artificial materials/structures of precision geometrical arrangements leading to unusual physical and mechanical properties. These unprecedented properties are often derived from their unique internal structures rather than the materials from which they are made. Inspira...	Mechanical metamaterial	[ "Materials_science", "Engineering" ]	2,276	[ "Metamaterials", "Materials science" ]
35,767,402	https://en.wikipedia.org/wiki/Ternary%20cubic	In mathematics, a ternary cubic form is a homogeneous degree 3 polynomial in three variables. Invariant theory The ternary cubic is one of the few cases of a form of degree greater than 2 in more than 2 variables whose ring of invariants was calculated explicitly in the 19th century. The ring of invariants The alge...	Ternary cubic	[ "Physics" ]	581	[ "Invariant theory", "Group actions", "Symmetry" ]
35,767,957	https://en.wikipedia.org/wiki/C14H12O3S	{{DISPLAYTITLE:C14H12O3S}} The molecular formula C14H12O3S (molar mass: 260.31 g/mol, exact mass: 260.0507 u) may refer to: Suprofen Tiaprofenic acid Molecular formulas	C14H12O3S	[ "Physics", "Chemistry" ]	63	[ "Molecules", "Set index articles on molecular formulas", "Isomerism", "Molecular formulas", "Matter" ]
35,768,238	https://en.wikipedia.org/wiki/Ternary%20quartic	In mathematics, a ternary quartic form is a degree 4 homogeneous polynomial in three variables. Hilbert's theorem showed that a positive semi-definite ternary quartic form over the reals can be written as a sum of three squares of quadratic forms. Invariant theory The ring of invariants is generated by 7 algebrai...	Ternary quartic	[ "Physics" ]	231	[ "Invariant theory", "Group actions", "Symmetry" ]
2,070,045	https://en.wikipedia.org/wiki/Heun%20function	In mathematics, the local Heun function is the solution of Heun's differential equation that is holomorphic and 1 at the singular point z = 0. The local Heun function is called a Heun function, denoted Hf, if it is also regular at z = 1, and is called a Heun polynomial, denoted Hp, if it is regular at all three fi...	Heun function	[ "Mathematics" ]	705	[ "Special functions", "Combinatorics" ]
2,070,470	https://en.wikipedia.org/wiki/Piping%20and%20instrumentation%20diagram	A Piping and Instrumentation Diagram (P&ID) is a detailed diagram in the process industry which shows process equipment together with the instrumentation and control devices. It is also called as mechanical flow diagram (MFD). Superordinate to the P&ID is the process flow diagram (PFD) which indicates the more genera...	Piping and instrumentation diagram	[ "Chemistry", "Engineering" ]	1,027	[ "Process engineering", "Building engineering", "Chemical engineering", "Industrial engineering", "Automation", "Mechanical engineering by discipline", "Mechanical engineering", "Piping", "Industrial automation" ]
2,071,466	https://en.wikipedia.org/wiki/Rate%20of%20heat%20flow	The rate of heat flow is the amount of heat that is transferred per unit of time in some material, usually measured in watts (joules per second). Heat is the flow of thermal energy driven by thermal non-equilibrium, so the term 'heat flow' is a redundancy (i.e. a pleonasm). Heat must not be confused with stored thermal...	Rate of heat flow	[ "Physics", "Chemistry", "Mathematics" ]	426	[ "Thermodynamics stubs", "Temporal quantities", "Thermodynamic properties", "Physical quantities", "Quantity", "Temporal rates", "Thermodynamics", "Physical chemistry stubs" ]
2,071,900	https://en.wikipedia.org/wiki/Causal%20dynamical%20triangulation	Causal dynamical triangulation (CDT), theorized by Renate Loll, Jan Ambjørn and Jerzy Jurkiewicz, is an approach to quantum gravity that, like loop quantum gravity, is background independent. This means that it does not assume any pre-existing arena (dimensional space) but, rather, attempts to show how the spacetime...	Causal dynamical triangulation	[ "Physics", "Astronomy" ]	1,656	[ "Astronomical sub-disciplines", "Theoretical physics", "Unsolved problems in physics", "Astrophysics", "Quantum gravity", "Particle physics", "Physics beyond the Standard Model", "Physical cosmology" ]
31,566,537	https://en.wikipedia.org/wiki/Photomagnetic%20effect	The photomagnetic effect is a theoretical quantum mechanical effect discovered by the researchers Samuel L. Oliveira and Stephen C. Rand at University of Michigan 2007–2011. The researchers have discovered a powerful magnetic interaction between the photon's dynamic magnetic field – and certain isolator materials' atom...	Photomagnetic effect	[ "Physics", "Chemistry", "Materials_science" ]	253	[ "Optical phenomena", "Physical phenomena", "Electric and magnetic fields in matter", "Magneto-optic effects" ]
31,573,758	https://en.wikipedia.org/wiki/Bredig%27s%20arc%20method	Bredig's arc method or electrical disintegration is a method of preparation of colloidal solution, of metals such as gold, silver or platinum. This method consists of both dispersion and condensation. An arc is struck between electrodes of the desired metal, under the surface of water containing some stabilizing agen...	Bredig's arc method	[ "Physics", "Chemistry", "Materials_science" ]	135	[ "Chemical mixtures", "Condensed matter physics", "Colloids" ]
31,575,438	https://en.wikipedia.org/wiki/Cohomology%20of%20algebras	In mathematics, the homology or cohomology of an algebra may refer to Banach algebra cohomology of a bimodule over a Banach algebra Cyclic homology of an associative algebra Group cohomology of a module over a group ring or a representation of a group Hochschild homology of a bimodule over an associative algebra Lie ...	Cohomology of algebras	[ "Mathematics" ]	123	[ "Fields of abstract algebra", "Mathematical structures", "Category theory", "Homological algebra" ]
31,575,736	https://en.wikipedia.org/wiki/TMEM229B	Transmembrane protein 229b is a protein that in humans is encoded by the TMEM229b gene. Nomenclature The TMEM229B gene is also known as C14orf83, FLJ33387, Q8NBD8, Hs.509707, Hs.712258, IPR010540, and CN083_HUMAN. Gene The TMEM229B gene is located on the sense strand (-) of chromosome 14 at location 14q24.1 and sp...	TMEM229B	[ "Chemistry" ]	699	[ "Biomolecules by chemical classification", "Proteins", "Molecular biology" ]
21,471,974	https://en.wikipedia.org/wiki/Barth%C3%A9l%C3%A9my%20Bisengimana	Barthélémy Bisengimana Rwema (born 12 May 1935) was a Zairean official who served as head of the Bureau of the President under Mobutu Sese Seko from May 1969 to February 1977. Bisengimana was a member of the Tutsi ethnic group whose rise to prominence was largely the result of the complete dependence of the Banyarwanda...	Barthélémy Bisengimana	[ "Engineering" ]	477	[ "Electrical engineering", "Electrical engineers" ]
21,474,044	https://en.wikipedia.org/wiki/Wireless%20identification%20and%20sensing%20platform	A wireless identification and sensing platform (WISP) is an RFID (radio-frequency identification) device that supports sensing and computing: a microcontroller powered by radio-frequency energy. That is, like a passive RFID tag, WISP is powered and read by a standard off-the-shelf RFID reader, harvesting the power it...	Wireless identification and sensing platform	[ "Technology", "Engineering" ]	351	[ "Radio electronics", "Wireless networking", "Wireless sensor network", "Data", "Automatic identification and data capture", "Radio-frequency identification" ]
21,477,359	https://en.wikipedia.org/wiki/Falling%20cat%20problem	The falling cat problem is a problem that consists of explaining the underlying physics behind the observation of the cat righting reflex. Although amusing and trivial to pose, the solution of the problem is not as straightforward as its statement would suggest. The apparent contradiction with the law of conservation ...	Falling cat problem	[ "Physics", "Mathematics", "Biology" ]	896	[ "Physical phenomena", "Applied and interdisciplinary physics", "Applied mathematics", "Control theory", "Classical mechanics", "Rotation", "Motion (physics)", "Biophysics", "Mechanics", "Dynamical systems" ]
21,478,904	https://en.wikipedia.org/wiki/Border%20blaster	A border blaster is a broadcast station that, though not licensed as an external service, is, in practice, used to target another country. The term "border blaster" is of North American origin, and usually associated with Mexican AM stations whose broadcast areas cover large parts of the United States, and United State...	Border blaster	[ "Engineering" ]	4,183	[ "Broadcast engineering", "Electronic engineering" ]
21,479,365	https://en.wikipedia.org/wiki/Tolyl%20group	In organic chemistry, tolyl groups are functional groups related to toluene. They have the general formula , the change of the relative position of the methyl and the R substituent on the aromatic ring can generate three possible structural isomers 1,2 (ortho), 1,3 (meta), and 1,4 (para). Tolyl groups are aryl groups ...	Tolyl group	[ "Chemistry" ]	212	[ "Substituents", "Aryl groups", "Functional groups", "Organic chemistry stubs" ]
21,481,156	https://en.wikipedia.org/wiki/Pitch%20drop-back	Pitch drop-back is the phenomena by which an aircraft which is perturbed in flight path angle from its trim position by a step input exhibits an output which is indicative of a second order system. A pilot who actuates an elevator input may find that the aircraft then "droops" or "drops back" to a position further tow...	Pitch drop-back	[ "Physics", "Engineering" ]	132	[ "Physical systems", "Transport", "Transport stubs", "Aerospace engineering" ]
21,481,649	https://en.wikipedia.org/wiki/Institute%20of%20Nuclear%20Materials%20Management	The Institute of Nuclear Materials Management (INMM) is an international technical and professional organization that works to promote safe handling of nuclear material and the safe practice of nuclear materials management through publications, as well as organized presentations and meetings. The INMM's headquarters ...	Institute of Nuclear Materials Management	[ "Physics", "Engineering" ]	1,161	[ "International nuclear energy organizations", "Nuclear organizations", "Nuclear technology", "Materials", "Nuclear materials", "Nuclear physics", "Matter" ]
21,482,414	https://en.wikipedia.org/wiki/Architectural%20drawing	An architectural drawing or architect's drawing is a technical drawing of a building (or building project) that falls within the definition of architecture. Architectural drawings are used by architects and others for a number of purposes: to develop a design idea into a coherent proposal, to communicate ideas and conc...	Architectural drawing	[ "Engineering" ]	6,357	[ "Design engineering", "Construction", "Civil engineering", "Technical drawing", "Architecture" ]
25,864,995	https://en.wikipedia.org/wiki/Proline%20rich%20protein	Proline-rich proteins (PRPs) are a class of intrinsically disordered proteins (IDPs) containing several repeats of a short proline-rich sequence. Many tannin-consuming animals secrete a tannin-binding protein (mucin) in their saliva. Tannin-binding capacity of salivary mucin is directly related to its proline content...	Proline rich protein	[ "Chemistry" ]	221	[ "Biochemistry stubs", "Protein stubs" ]
25,866,517	https://en.wikipedia.org/wiki/C24H25ClN2O	{{DISPLAYTITLE:C24H25ClN2O}} The molecular formula C24H25ClN2O (molar mass: 392.921 g/mol) may refer to: RTI-336 RTI-371, or 3β-(4-Methylphenyl)-2β-[3-(4-chlorophenyl)isoxazol-5-yl]tropane Molecular formulas	C24H25ClN2O	[ "Physics", "Chemistry" ]	101	[ "Molecules", "Set index articles on molecular formulas", "Isomerism", "Molecular formulas", "Matter" ]
25,870,519	https://en.wikipedia.org/wiki/Sample%20and%20Data%20Relationship%20Format	The Sample and Data Relationship Format (SDRF) is part of the MAGE-TAB standard for communicating the results of microarray investigations, including all information required for MIAME compliance. An SDRF file is a tab-delimited file describing the relationships between samples, arrays, data, and other objects used or...	Sample and Data Relationship Format	[ "Chemistry", "Materials_science", "Biology" ]	138	[ "Biochemistry methods", "Genetics techniques", "Bioinformatics stubs", "Microtechnology", "Microarrays", "Biotechnology stubs", "Biochemistry stubs", "Bioinformatics", "Molecular biology techniques" ]
25,872,275	https://en.wikipedia.org/wiki/Markstein%20number	In combustion engineering and explosion studies, the Markstein number (named after George H. Markstein who first proposed the notion in 1951) characterizes the effect of local heat release of a propagating flame on variations in the surface topology along the flame and the associated local flame front curvature. There ...	Markstein number	[ "Chemistry", "Engineering" ]	466	[ "Chemical engineering", "Combustion", "Piping", "Dimensionless numbers of chemistry", "Fluid dynamics" ]
25,873,579	https://en.wikipedia.org/wiki/Matriname	A matrilineal surname or matriname is a family name inherited from one's mother, and maternal grandmother, and so on whose line of descent is called a mother-line, mitochondrial line, or matriline. A matriname passed on to subsequent issue is unchanged, as compared to a matronymic, which is derived from the first name...	Matriname	[ "Biology" ]	1,132	[ "Behavior", "Human behavior", "Kinship and descent" ]
3,854,878	https://en.wikipedia.org/wiki/Microlensing%20Observations%20in%20Astrophysics	Microlensing Observations in Astrophysics (MOA) is a collaborative project between researchers in New Zealand and Japan, led by Professor Yasushi Muraki of Nagoya University. They use microlensing to observe dark matter, extra-solar planets, and stellar atmospheres from the Southern Hemisphere. The group concentrates e...	Microlensing Observations in Astrophysics	[ "Physics", "Astronomy" ]	332	[ "Dark matter", "Exoplanet search projects", "Astronomical surveys", "Unsolved problems in physics", "Works about astronomy", "Experiments for dark matter search", "Astronomy projects", "Astronomical objects" ]
3,855,724	https://en.wikipedia.org/wiki/No-slip%20condition	In fluid dynamics, the no-slip condition is a boundary condition which enforces that at a solid boundary, a viscous fluid attains zero bulk velocity. This boundary condition was first proposed by Osborne Reynolds, who observed this behaviour while performing his influential pipe flow experiments. The form of this bound...	No-slip condition	[ "Chemistry", "Engineering" ]	953	[ "Piping", "Chemical engineering", "Fluid dynamics" ]
3,859,232	https://en.wikipedia.org/wiki/Isaiah%20Shavitt	Isaiah Shavitt was a Polish-born Israeli and American theoretical chemist. He was born Isaiah Kruk on July 29, 1925, in Kutno, Poland but his family moved to what would become Israel in 1929. After undergraduate degrees in chemistry (1950) and chemical engineering (1951) from the Technion in Haifa, he started a Ph.D. ...	Isaiah Shavitt	[ "Chemistry" ]	703	[ "Quantum chemistry", "Theoretical chemistry", "Theoretical chemists", "Physical chemists" ]

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