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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
54,076,100	https://en.wikipedia.org/wiki/The%20Quantum%20Vacuum	The Quantum Vacuum: An Introduction to Quantum Electrodynamics is a physics textbook authored by Peter W. Milonni in 1993. The book provides a careful and thorough treatment of zero-point energy, spontaneous emission, the Casimir, van der Waals forces, Lamb shift and anomalous magnetic moment of the electron at a level...	The Quantum Vacuum	[ "Physics", "Materials_science", "Mathematics" ]	167	[ "Quantum field theory", "Quantum electronics", "Quantum mechanics", "Condensed matter physics", "Electrodynamics", "Nanotechnology", "Dynamical systems" ]
54,076,293	https://en.wikipedia.org/wiki/Paludiculture	Paludiculture is wet agriculture and forestry on peatlands. Paludiculture combines the reduction of greenhouse gas emissions from drained peatlands through rewetting with continued land use and biomass production under wet conditions. “Paludi” comes from the Latin “palus” meaning “swamp, morass” and "paludiculture" as ...	Paludiculture	[ "Chemistry", "Engineering", "Environmental_science" ]	4,129	[ "Hydrology", "Chemical engineering", "Wetlands", "Civil engineering", "Environmental engineering" ]
38,352,768	https://en.wikipedia.org/wiki/Uranium%28IV%29%20hydride	Uranium(IV) hydride is a chemical compound with the chemical formula UH, a metal hydride. In 1997, Souter et al. reported the production of UH reacting laser ablated uranium atoms with dihydrogen and capturing the product on solid argon. The assignment of the structure was made using infrared spectroscopic evidence su...	Uranium(IV) hydride	[ "Chemistry" ]	156	[ "Reducing agents", "Metal hydrides", "Inorganic compounds", "Inorganic compound stubs" ]
38,353,569	https://en.wikipedia.org/wiki/Trioctagonal%20tiling	In geometry, the trioctagonal tiling is a semiregular tiling of the hyperbolic plane, representing a rectified Order-3 octagonal tiling. There are two triangles and two octagons alternating on each vertex. It has Schläfli symbol of r{8,3}. Symmetry Related polyhedra and tilings From a Wythoff construction there are ...	Trioctagonal tiling	[ "Physics" ]	322	[ "Isotoxal tilings", "Semiregular tilings", "Isogonal tilings", "Tessellation", "Hyperbolic tilings", "Symmetry" ]
38,353,577	https://en.wikipedia.org/wiki/Truncated%20octagonal%20tiling	In geometry, the truncated octagonal tiling is a semiregular tiling of the hyperbolic plane. There is one triangle and two hexakaidecagons on each vertex. It has Schläfli symbol of t{8,3}. Dual tiling The dual tiling has face configuration V3.16.16. Related polyhedra and tilings This hyperbolic tiling is topological...	Truncated octagonal tiling	[ "Physics" ]	299	[ "Semiregular tilings", "Truncated tilings", "Isogonal tilings", "Tessellation", "Hyperbolic tilings", "Symmetry" ]
38,353,605	https://en.wikipedia.org/wiki/Truncated%20order-8%20triangular%20tiling	In geometry, the truncated order-8 triangular tiling is a semiregular tiling of the hyperbolic plane. There are two hexagons and one octagon on each vertex. It has Schläfli symbol of t{3,8}. Uniform colors Symmetry The dual of this tiling represents the fundamental domains of *443 symmetry. It only has one subgroup ...	Truncated order-8 triangular tiling	[ "Physics" ]	333	[ "Semiregular tilings", "Truncated tilings", "Isogonal tilings", "Tessellation", "Hyperbolic tilings", "Symmetry" ]
38,353,616	https://en.wikipedia.org/wiki/Rhombitrioctagonal%20tiling	In geometry, the rhombitrioctagonal tiling is a semiregular tiling of the hyperbolic plane. At each vertex of the tiling there is one triangle and one octagon, alternating between two squares. The tiling has Schläfli symbol rr{8,3}. It can be seen as constructed as a rectified trioctagonal tiling, r{8,3}, as well as a...	Rhombitrioctagonal tiling	[ "Physics" ]	505	[ "Semiregular tilings", "Isogonal tilings", "Tessellation", "Hyperbolic tilings", "Symmetry" ]
38,358,381	https://en.wikipedia.org/wiki/Kathryn%20Moler	Kathryn Ann Moler (born 1966) is an American physicist, and current dean of research at Stanford University. She received her BSc (1988) and Ph.D. (1995) from Stanford University. After working as a visiting scientist at IBM T.J. Watson Research Center in 1995, she held a postdoctoral position at Princeton University...	Kathryn Moler	[ "Physics", "Materials_science", "Engineering" ]	1,307	[ "Physical quantities", "Superconductivity", "Materials science", "Condensed matter physics", "Electrical resistance and conductance" ]
38,358,615	https://en.wikipedia.org/wiki/Order-5%20pentagonal%20tiling	In geometry, the order-5 pentagonal tiling is a regular tiling of the hyperbolic plane. It has Schläfli symbol of {5,5}, constructed from five pentagons around every vertex. As such, it is self-dual. Related tilings This tiling is topologically related as a part of sequence of regular polyhedra and tilings with vert...	Order-5 pentagonal tiling	[ "Physics" ]	212	[ "Isogonal tilings", "Tessellation", "Self-dual tilings", "Hyperbolic tilings", "Isohedral tilings", "Symmetry" ]
38,360,352	https://en.wikipedia.org/wiki/Truncated%20order-5%20pentagonal%20tiling	In geometry, the truncated order-5 pentagonal tiling is a regular tiling of the hyperbolic plane. It has Schläfli symbol of t0,1{5,5}, constructed from one pentagons and two decagons around every vertex. Related tilings See also Square tiling Uniform tilings in hyperbolic plane List of regular polytopes References ...	Truncated order-5 pentagonal tiling	[ "Physics" ]	179	[ "Truncated tilings", "Isogonal tilings", "Tessellation", "Hyperbolic tilings", "Uniform tilings", "Symmetry" ]
38,360,375	https://en.wikipedia.org/wiki/Snub%20pentapentagonal%20tiling	In geometry, the snub pentapentagonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of sr{5,5}, constructed from two regular pentagons and three equilateral triangles around every vertex. Images Drawn in chiral pairs, with edges missing between black triangles: Symmetry A double symmetry...	Snub pentapentagonal tiling	[ "Physics" ]	225	[ "Snub tilings", "Isogonal tilings", "Tessellation", "Hyperbolic tilings", "Symmetry" ]
42,570,934	https://en.wikipedia.org/wiki/Lev%20Sandakchiev	Lev Stepanovich Sandakchiev (; 11 January 1937 in Rostov-on-Don – 29 June 2006 in Koltsovo) was a Soviet and Russian scientist, specialist in molecular biology and virology, Doctor of biology, Professor, and Academician of Russian Academy of Sciences. He was the founder and the first head of State Research Center of Vi...	Lev Sandakchiev	[ "Chemistry" ]	272	[ "Molecular biologists", "Biochemists", "Molecular biology" ]
42,574,504	https://en.wikipedia.org/wiki/Plasmid%20partition%20system	A plasmid partition system is a mechanism that ensures the stable inheritance of plasmids during bacterial cell division. Each plasmid has its independent replication system which controls the number of copies of the plasmid in a cell. The higher the copy number, the more likely the two daughter cells will contain the ...	Plasmid partition system	[ "Chemistry", "Biology" ]	1,680	[ "Mobile genetic elements", "Plasmids", "Molecular genetics", "Bacteria", "Molecular biology", "Biochemistry" ]
42,575,531	https://en.wikipedia.org/wiki/Brick-lined%20well	A brick-lined well is a hand-dug water well whose walls are lined with bricks, sometimes called "Dutch bricks" if they are trapezoidal or made on site. The technique is ancient, but is still appropriate in developing countries where labor costs are low and material costs are high. Antiquity Hand-dug wells are mention...	Brick-lined well	[ "Chemistry", "Engineering", "Environmental_science" ]	1,023	[ "Hydrology", "Water wells", "Environmental engineering" ]
42,579,971	https://en.wikipedia.org/wiki/Inductive%20probability	Inductive probability attempts to give the probability of future events based on past events. It is the basis for inductive reasoning, and gives the mathematical basis for learning and the perception of patterns. It is a source of knowledge about the world. There are three sources of knowledge: inference, communicatio...	Inductive probability	[ "Mathematics", "Engineering" ]	5,828	[ "Artificial intelligence engineering", "Philosophy of statistics", "Machine learning" ]
42,579,992	https://en.wikipedia.org/wiki/Quasi-fibration	In algebraic topology, a quasifibration is a generalisation of fibre bundles and fibrations introduced by Albrecht Dold and René Thom. Roughly speaking, it is a continuous map p: E → B having the same behaviour as a fibration regarding the (relative) homotopy groups of E, B and p−1(x). Equivalently, one can define a qu...	Quasi-fibration	[ "Mathematics" ]	1,305	[ "Fields of abstract algebra", "Topology", "Algebraic topology" ]
58,971,171	https://en.wikipedia.org/wiki/Adjustable%20pressure-limiting%20valve	An adjustable pressure-limiting valve (commonly abbreviated to APL valve, and also referred to as an expiratory valve, relief valve or spill valve) is a type of flow control valve used in anaesthesiology as part of a breathing system. It allows excess fresh gas flow and exhaled gases to leave the system while preventin...	Adjustable pressure-limiting valve	[ "Physics", "Chemistry", "Engineering" ]	230	[ "Physical systems", "Valves", "Hydraulics", "Piping", "Industrial safety devices", "Safety valves" ]
58,977,312	https://en.wikipedia.org/wiki/Blasius%20theorem	In fluid dynamics, Blasius theorem states that the force experienced by a two-dimensional fixed body in a steady irrotational flow is given by and the moment about the origin experienced by the body is given by Here, is the force acting on the body, is the density of the fluid, is the contour flush around th...	Blasius theorem	[ "Chemistry", "Engineering" ]	182	[ "Piping", "Chemical engineering", "Fluid dynamics" ]
41,149,453	https://en.wikipedia.org/wiki/Twister%20ribozyme	The twister ribozyme is a catalytic RNA structure capable of self-cleavage. The nucleolytic activity of this ribozyme has been demonstrated both in vivo and in vitro and has one of the fastest catalytic rates of naturally occurring ribozymes with similar function. The twister ribozyme is considered to be a member of t...	Twister ribozyme	[ "Chemistry" ]	755	[ "Catalysis", "Ribozymes" ]
41,150,682	https://en.wikipedia.org/wiki/C15H12N2O3	{{DISPLAYTITLE:C15H12N2O3}} The molecular formula C15H12N2O3 (molar mass: 268.27 g/mol, exact mass: 268.0848 g/mol) may refer to: Disperse Red 11 Hydrofuramide Molecular formulas	C15H12N2O3	[ "Physics", "Chemistry" ]	67	[ "Molecules", "Set index articles on molecular formulas", "Isomerism", "Molecular formulas", "Matter" ]
41,154,780	https://en.wikipedia.org/wiki/Snaith%27s%20theorem	In algebraic topology, a branch of mathematics, Snaith's theorem, introduced by Victor Snaith, identifies the complex K-theory spectrum with the localization of the suspension spectrum of away from the Bott element. References For a proof, see http://people.fas.harvard.edu/~amathew/snaith.pdf Victor Snaith, Algebrai...	Snaith's theorem	[ "Mathematics" ]	118	[ "Topology stubs", "Topology", "Theorems in algebraic topology", "Theorems in topology" ]
52,744,500	https://en.wikipedia.org/wiki/Tetrahedron%20Computer%20Methodology	The Tetrahedron Computer Methodology was a short lived journal that was published by Pergamon Press (now Elsevier) to experiment with electronic submission of articles in the ChemText format, and the sharing source code to enable reproducibility. It was the first chemical journal to be published electronically, with is...	Tetrahedron Computer Methodology	[ "Chemistry" ]	161	[ "Computational chemistry", "nan", "Cheminformatics" ]
52,745,729	https://en.wikipedia.org/wiki/Ghost%20%28physics%29	In the terminology of quantum field theory, a ghost, ghost field, ghost particle, or gauge ghost is an unphysical state in a gauge theory. Ghosts are necessary to keep gauge invariance in theories where the local fields exceed a number of physical degrees of freedom. If a given theory is self-consistent by the introdu...	Ghost (physics)	[ "Physics" ]	849	[ "Quantum field theory", "Quantum mechanics" ]
52,748,480	https://en.wikipedia.org/wiki/Plexciton	Plexcitons are polaritonic modes that result from coherently coupled plasmons and excitons. Plexcitons aid direct energy flows in exciton energy transfer (EET). Plexcitons travel for 20 μm, similar to the width of a human hair. History Plasmons are a quantity of collective electron oscillations. Excitons are excited...	Plexciton	[ "Physics", "Chemistry", "Materials_science" ]	355	[ "Plasmonics", "Matter", "Surface science", "Nanotechnology", "Condensed matter physics", "Quasiparticles", "Solid state engineering", "Subatomic particles" ]
51,215,300	https://en.wikipedia.org/wiki/Electronic%20specific%20heat	In solid state physics the electronic specific heat, sometimes called the electron heat capacity, is the specific heat of an electron gas. Heat is transported by phonons and by free electrons in solids. For pure metals, however, the electronic contributions dominate in the thermal conductivity. In impure metals, the el...	Electronic specific heat	[ "Physics", "Chemistry", "Materials_science", "Mathematics", "Engineering" ]	1,736	[ "Thermodynamic properties", "Physical quantities", "Quantity", "Phases of matter", "Materials science", "Thermodynamics", "Condensed matter physics", "Matter" ]
51,217,945	https://en.wikipedia.org/wiki/Pars%20Rocketry	Pars Rocketry Group or Pars Rocketry Team is a high power rocketry organization founded in June 2012. It is formed by students from Istanbul Technical University's various engineering majors. By means of owning Tripoli Level 2 Rocketry Certification, Pars is the only civilian organization that has been allowed to laun...	Pars Rocketry	[ "Engineering" ]	295	[ "Rocketry", "Aerospace engineering" ]
51,218,774	https://en.wikipedia.org/wiki/SystemC%20AMS	SystemC AMS is an extension to SystemC for analog, mixed-signal and RF functionality. The SystemC AMS 2.0 standard was released on April 6, 2016 as IEEE Std 1666.1-2016. Language specification ToDo: description Language features ToDo: description MoC - Model of Computation A model of computation (MoC) is a s...	SystemC AMS	[ "Engineering" ]	2,432	[ "Hardware verification languages", "Electronic engineering", "Hardware description languages" ]
51,221,648	https://en.wikipedia.org/wiki/RPL%20character%20set	The RPL character set is an 8-bit character set and encoding used by most RPL calculators manufactured by Hewlett-Packard as well as by the HP 82240B thermal printer. It is sometimes referred to simply as "ECMA-94" in documentation, although it is for the most part a superset of ISO/IEC 8859-1 / ECMA-94 in terms of pri...	RPL character set	[ "Mathematics" ]	1,096	[ "Calculators", "Calculator character sets" ]
32,763,780	https://en.wikipedia.org/wiki/Harish-Chandra%27s%20c-function	In mathematics, Harish-Chandra's c-function is a function related to the intertwining operator between two principal series representations, that appears in the Plancherel measure for semisimple Lie groups. introduced a special case of it defined in terms of the asymptotic behavior of a zonal spherical function of a ...	Harish-Chandra's c-function	[ "Mathematics" ]	522	[ "Lie groups", "Mathematical structures", "Algebraic structures" ]
32,766,375	https://en.wikipedia.org/wiki/Zener%20effect	In electronics, the Zener effect (employed most notably in the appropriately named Zener diode) is a type of electrical breakdown, discovered by Clarence Melvin Zener. It occurs in a reverse biased p-n diode when the electric field enables tunneling of electrons from the valence to the conduction band of a semiconducto...	Zener effect	[ "Physics" ]	386	[ "Physical phenomena", "Electrical phenomena", "Electrical breakdown" ]
32,767,589	https://en.wikipedia.org/wiki/Polysilicon%20halide	Polysilicon halides are silicon-backbone polymeric solids. At room temperature, the polysilicon fluorides are colorless to yellow solids while the chlorides, bromides, and iodides are, respectively, yellow, amber, and red-orange. Polysilicon dihalides (perhalo-polysilenes) have the general formula (SiX2)n while the p...	Polysilicon halide	[ "Chemistry" ]	1,201	[ "Inorganic silicon compounds", "Inorganic compounds" ]
32,769,826	https://en.wikipedia.org/wiki/Radiant%20exposure	In radiometry, radiant exposure or fluence is the radiant energy received by a surface per unit area, or equivalently the irradiance of a surface, integrated over time of irradiation, and spectral exposure is the radiant exposure per unit frequency or wavelength, depending on whether the spectrum is taken as a function...	Radiant exposure	[ "Physics", "Mathematics", "Engineering" ]	274	[ "Physical phenomena", "Telecommunications engineering", "Physical quantities", "Quantity", "Physical properties", "Radiometry" ]
48,870,431	https://en.wikipedia.org/wiki/Hyperuniformity	Hyperuniform materials are characterized by an anomalous suppression of density fluctuations at large scales. More precisely, the vanishing of density fluctuations in the long-wave length limit (like for crystals) distinguishes hyperuniform systems from typical gases, liquids, or amorphous solids. Examples of hyperunif...	Hyperuniformity	[ "Physics", "Chemistry", "Materials_science", "Engineering" ]	2,184	[ "Applied and interdisciplinary physics", "Phases of matter", "Materials science", "nan", "Statistical mechanics", "Matter", "Liquids" ]
48,875,879	https://en.wikipedia.org/wiki/Senotherapy	Senotherapeutic's refers to therapeutic agents/strategies that specifically target cellular senescence. Senotherapeutic's include emerging senolytic/senoptotic small molecules that specifically induce cell death in senescent cells and agents that inhibit the pro-inflammatory senescent secretome. Senescent cells can ...	Senotherapy	[ "Chemistry", "Biology" ]	126	[ "Senescence", "Anti-aging substances", "Metabolism", "Cellular processes" ]
60,455,889	https://en.wikipedia.org/wiki/Solid%20fats%20and%20added%20sugars	Solid fats and added sugars (SoFAS) is a dietary education program of the USDA regarding overconsumption of saturated fats, transfats (which are both solid at room temperature) and artificially added sugars especially in highly processed foods. References Lipids Nutrition United States Department of Agriculture	Solid fats and added sugars	[ "Chemistry" ]	65	[ "Organic compounds", "Biomolecules by chemical classification", "Lipids" ]
60,456,204	https://en.wikipedia.org/wiki/Oxford%20Photovoltaics	Oxford Photovoltaics Limited (Oxford PV) is British solar technology company and Oxford University spin-off specialising in perovskite photovoltaics and solar cells. History The company was founded in 2010 by Henry Snaith and Kevin Arthur. the company has raised $100 Million in investment with support from Oxford Un...	Oxford Photovoltaics	[ "Engineering" ]	271	[ "Photovoltaics manufacturers", "Engineering companies" ]
60,458,006	https://en.wikipedia.org/wiki/Self-cultivation	Self-cultivation or personal cultivation () is the development of one's mind or capacities through one's own efforts. Self-cultivation is the cultivation, integration, and coordination of mind and body. Although self-cultivation may be practiced and implemented as a form of cognitive therapy in psychotherapy, it goes b...	Self-cultivation	[ "Biology" ]	3,655	[ "Personal development", "Behavior", "Human behavior" ]
60,458,133	https://en.wikipedia.org/wiki/Gummed%20film	Gummed film refers to a technique used to measure nuclear fallout. It involves the use of a sheet of plastic (cellulose acetate) or paper substrate coated on one side with an adhesive (e.g., rubber cement). The sheet is exposed (adhesive-side up) to the environment to be monitored, where fallout particles land on (and...	Gummed film	[ "Physics", "Chemistry", "Technology" ]	104	[ "Radioactive contamination", "Nuclear fallout", "Nuclear chemistry stubs", "Nuclear and atomic physics stubs", "Environmental impact of nuclear power", "Nuclear physics" ]
60,463,810	https://en.wikipedia.org/wiki/Aiolosite	Aiolosite is a rare sodium bismuth sulfate mineral with the chemical formula NaBi(SO)Cl. Its type locality is Vulcano, Sicily, Italy. Its name comes from the Greek name Aeolus. References External links Aiolosite data sheet Sodium minerals Bismuth minerals Sulfate minerals Chloride minerals Mixed anion compounds	Aiolosite	[ "Physics", "Chemistry" ]	71	[ "Ions", "Matter", "Mixed anion compounds" ]
60,464,196	https://en.wikipedia.org/wiki/Gravity%20laser	A gravity laser, also sometimes referred to as a Gaser, Graser, or Glaser, is a hypothetical device for stimulated emission of coherent gravitational radiation or gravitons, much in the same way that a standard laser produces coherent electromagnetic radiation. Principle of function While photons exist as excitations...	Gravity laser	[ "Physics" ]	637	[ "Theory of relativity" ]
60,464,777	https://en.wikipedia.org/wiki/DXZ4	DXZ4 is a variable number tandemly repeated DNA sequence. In humans it is composed of 3kb monomers containing a highly conserved CTCF binding site. CTCF is a transcription factor protein and the main insulator responsible for partitioning of chromatin domains in the vertebrate genome. In addition to being enriched in ...	DXZ4	[ "Chemistry", "Biology" ]	297	[ "Gene expression", "Signal transduction", "Molecular genetics", "Cellular processes", "Induced stem cells", "Molecular biology", "Biochemistry", "Repetitive DNA sequences", "Transcription factors" ]
39,797,214	https://en.wikipedia.org/wiki/Rendezvous%20in%20Space	Rendezvous in Space is a 1964 documentary film about the future of space exploration, directed by Frank Capra. It is notable for being the final film that Frank Capra directed. The film was funded by Martin Marietta and was shown at the Hall of Science Pavilion of the 1964-1965 New York World's Fair. Animated sections ...	Rendezvous in Space	[ "Astronomy" ]	143	[ "Space art", "Documentary films about outer space" ]
39,797,382	https://en.wikipedia.org/wiki/Nuclear%20pasta	In astrophysics and nuclear physics, nuclear pasta is a theoretical type of degenerate matter that is postulated to exist within the crusts of neutron stars. If it exists, nuclear pasta would be the strongest material in the universe. Between the surface of a neutron star and the quark–gluon plasma at the core, at matt...	Nuclear pasta	[ "Physics", "Chemistry" ]	860	[ "Unsolved problems in physics", "Phases of matter", "Exotic matter", "Amorphous solids", "Matter" ]
39,797,766	https://en.wikipedia.org/wiki/Hypoelastic%20material	In continuum mechanics, a hypoelastic material is an elastic material that has a constitutive model independent of finite strain measures except in the linearized case. Hypoelastic material models are distinct from hyperelastic material models (or standard elasticity models) in that, except under special circumstances...	Hypoelastic material	[ "Physics", "Materials_science" ]	1,036	[ "Physical phenomena", "Elasticity (physics)", "Continuum mechanics", "Deformation (mechanics)", "Classical mechanics", "Physical properties" ]
39,800,443	https://en.wikipedia.org/wiki/Intermittent%20control	Intermittent control is a feedback control method which not only explains some human control systems but also has applications to control engineering. In the context of control theory, intermittent control provides a spectrum of possibilities between the two extremes of continuous-time and discrete-time control: the c...	Intermittent control	[ "Mathematics" ]	693	[ "Applied mathematics", "Control theory", "Dynamical systems" ]
39,800,770	https://en.wikipedia.org/wiki/Integrated%20modification%20methodology	Integrated modification methodology (IMM) is a procedure encompassing an open set of scientific techniques for morphologically analyzing the built environment in a multiscale manner and evaluating its performance in actual states or under specific design scenarios. The methodology is structured around a nonlinear phas...	Integrated modification methodology	[ "Engineering", "Environmental_science" ]	1,896	[ "Sustainable building", "Sustainable architecture", "Building engineering", "Construction", "Environmental social science", "Architecture" ]
39,801,199	https://en.wikipedia.org/wiki/Nettenchelys%20erroriensis	Nettenchelys erroriensis is an eel in the family Nettastomatidae (duckbill/witch eels). It was described by Emma Stanislavovna Karmovskaya in 1994. It is a marine, deep water-dwelling eel which is known from Error Seamount (from which its species epithet is derived), in the western Indian Ocean. It dwells at a depth ra...	Nettenchelys erroriensis	[ "Biology" ]	112	[ "Individual organisms", "Species known from a single specimen" ]
38,364,055	https://en.wikipedia.org/wiki/Linear%20parameter-varying%20control	Linear parameter-varying control (LPV control) deals with the control of linear parameter-varying systems, a class of nonlinear systems which can be modelled as parametrized linear systems whose parameters change with their state. Gain scheduling In designing feedback controllers for dynamical systems a variety of mod...	Linear parameter-varying control	[ "Mathematics" ]	1,175	[ "Applied mathematics", "Control theory", "Dynamical systems" ]
38,364,510	https://en.wikipedia.org/wiki/Arching%20or%20compressive%20membrane%20action%20in%20reinforced%20concrete%20slabs	Arching or compressive membrane action (CMA) in reinforced concrete slabs occurs as a result of the great difference between the tensile and compressive strength of concrete. Cracking of the concrete causes a migration of the neutral axis which is accompanied by in-plane expansion of the slab at its boundaries. If th...	Arching or compressive membrane action in reinforced concrete slabs	[ "Engineering" ]	1,412	[ "Structural engineering", "Civil engineering", "Construction" ]
38,374,014	https://en.wikipedia.org/wiki/Pakistan%20Council%20for%20Architects%20and%20Town%20Planners	The Pakistan Council of Architects and Town Planners (abbreviated as PCATP), () established in 1983, is a federal regulatory authority for architects and town planners based in Pakistan. Its headquarters is located in Islamabad. The Pakistan Council of Architects and Town Planners Ordinance 1983 has been promulgated w...	Pakistan Council for Architects and Town Planners	[ "Engineering" ]	257	[ "Architectural education", "Architecture" ]
44,019,830	https://en.wikipedia.org/wiki/Hospi	HOSPI is a hospital delivery robot manufactured by Panasonic. HOSPI service robots were originally developed to be used in healthcare amid Japan's rapidly aging society. It features autonomous navigation capabilities, which allows it navigate using onboard sensors instead of obtrusive rail systems or delineated routes....	Hospi	[ "Chemistry", "Biology" ]	402	[ "Pharmacology", "Medical robotics", "Medical technology", "Pharmacy" ]
44,021,915	https://en.wikipedia.org/wiki/Molecular%20gyroscope	Molecular gyroscopes are chemical compounds or supramolecular complexes containing a rotor that moves freely relative to a stator, and therefore act as gyroscopes. Though any single bond or triple bond permits a chemical group to freely rotate, the compounds described as gyroscopes may protect the rotor from interactio...	Molecular gyroscope	[ "Physics", "Chemistry", "Materials_science" ]	354	[ "Applied and interdisciplinary physics", "nan", "Nanotechnology", "Chemical physics", "Supramolecular chemistry" ]
44,022,080	https://en.wikipedia.org/wiki/Traian%20V.%20Chiril%C4%83	Traian V. Chirilă (born 14 February 1948 in Arad, Romania) is a Romanian-Australian polymer and organic chemist who is the inventor of AlphaCor, an artificial cornea in current clinical use throughout the world. His past and current research has contributed in several areas of biomaterials, polymer science and bioengi...	Traian V. Chirilă	[ "Chemistry", "Materials_science" ]	1,078	[ "Organic chemists", "Polymer scientists and engineers", "Physical chemists", "Polymer chemistry" ]
47,164,545	https://en.wikipedia.org/wiki/Polynomial%20decomposition	In mathematics, a polynomial decomposition expresses a polynomial f as the functional composition of polynomials g and h, where g and h have degree greater than 1; it is an algebraic functional decomposition. Algorithms are known for decomposing univariate polynomials in polynomial time. Polynomials which are decompo...	Polynomial decomposition	[ "Mathematics", "Technology" ]	529	[ "Polynomials", "Computational mathematics", "Computer algebra", "Computer science", "Algebra" ]
47,165,905	https://en.wikipedia.org/wiki/Venous%20access	Venous access is any method used to access the bloodstream through the veins, either to administer intravenous therapy (e.g. medication, fluid), parenteral nutrition, to obtain blood for analysis, or to provide an access point for blood-based treatments such as dialysis or apheresis. Access is most commonly achieved vi...	Venous access	[ "Biology" ]	1,184	[ "Medical equipment", "Medical technology" ]
47,166,226	https://en.wikipedia.org/wiki/The%20Moving%20Museum	The Moving Museum is a not-for-profit organisation that runs a nomadic programme of contemporary art exhibitions. It has held projects in Dubai, Istanbul, and London comprising large-scale exhibitions, artist residencies, public programming, publishing, artwork commissions, and digital programming. Artists are invited...	The Moving Museum	[ "Engineering" ]	315	[ "Design", "Art and design organizations" ]
47,166,388	https://en.wikipedia.org/wiki/Lysophosphatidic%20acid%20receptor	The lysophosphatidic acid receptors (LPARs) are a group of G protein-coupled receptors for lysophosphatidic acid (LPA) that include: Lysophosphatidic acid receptor 1 (LPAR1; formerly known as EDG2, GPR26) Lysophosphatidic acid receptor 2 (LPAR2; formerly known as EDG4) Lysophosphatidic acid receptor 3 (LPAR3; forme...	Lysophosphatidic acid receptor	[ "Chemistry", "Biology" ]	218	[ "Biotechnology stubs", "Signal transduction", "Biochemistry stubs", "G protein-coupled receptors", "Biochemistry" ]
55,635,955	https://en.wikipedia.org/wiki/Dropel%20Fabrics	Dropel Fabrics is an American technology company that develops, manufactures, and licenses sustainable treatments for natural fabrics to make spill proof and stain proof threads. The company is known for creating the world's first water and stain repellent naturals fabrics that maintain their softness and breathability...	Dropel Fabrics	[ "Physics", "Chemistry" ]	389	[ "Biodegradation", "Biodegradable materials", "Materials", "Matter" ]
55,637,071	https://en.wikipedia.org/wiki/Enceladus%20Icy%20Jet%20Analyzer	The Enceladus Icy Jet Analyzer (ENIJA) is a time-of-flight mass spectrometer developed to search for prebiotic molecules like amino acids and biosignatures in the plumes of Saturn's moon Enceladus. Most of the ice particles in Enceladus' plume have been shown to be direct samples of subsurface waters, offering an oppo...	Enceladus Icy Jet Analyzer	[ "Physics", "Chemistry" ]	354	[ "Spectrum (physical sciences)", "Instrumental analysis", "Mass", "Mass spectrometry", "Matter" ]
55,638,696	https://en.wikipedia.org/wiki/Small%20boundary%20property	In mathematics, the small boundary property is a property of certain topological dynamical systems. It is dynamical analog of the inductive definition of Lebesgue covering dimension zero. Definition Consider the category of topological dynamical system (system in short) consisting of a compact metric space and a ho...	Small boundary property	[ "Mathematics" ]	497	[ "Topology", "Topological dynamics", "Dynamical systems" ]
55,641,006	https://en.wikipedia.org/wiki/Cyaphide	Cyaphide, P≡C−, is the phosphorus analogue of cyanide. It is not known as a discrete salt; however, in silico measurements reveal that the −1 charge in this ion is located mainly on carbon (0.65), as opposed to phosphorus. The word "cyaphide" was first coined in 1992, by analogy with cyanide. Preparation Organometall...	Cyaphide	[ "Physics", "Chemistry" ]	299	[ "Ions", "Matter", "Anions" ]
55,643,195	https://en.wikipedia.org/wiki/El%20poder%20brutal	El poder brutal ("Brutal Power"), also known as La cara del diablo ("The Face of the Devil") or El diablo de Tandapi ("The devil of Tandapi"), is a colossal sculpture located in Mejía Canton, Pichincha Province, Ecuador. It is carved into the living rock of a mountain on Ecuador Highway 20, about 5 kilometers from the ...	El poder brutal	[ "Physics", "Mathematics" ]	863	[ "Quantity", "Colossal statues", "Physical quantities", "Size" ]
55,644,301	https://en.wikipedia.org/wiki/Car%20elevator	A car elevator or vehicle elevator is an elevator designed for the vertical transportation of vehicles inside buildings, so increasing the number of vehicles that can be parked in parking lots and parking garages. Where real estate is costly, these car parking systems can reduce overall costs by using less land to park...	Car elevator	[ "Engineering" ]	425	[ "Building engineering", "Elevators" ]
55,648,201	https://en.wikipedia.org/wiki/EURO%20Journal%20on%20Computational%20Optimization	The EURO Journal on Computational Optimization (EJCO) is a peer-reviewed academic journal that was established in 2012 and is now published by Elsevier. It is an official journal of the Association of European Operational Research Societies, promoting the use of computers for the solution of optimization problems. Co...	EURO Journal on Computational Optimization	[ "Mathematics" ]	172	[ "Applied mathematics", "Operations research" ]
42,585,591	https://en.wikipedia.org/wiki/Erd%C5%91s%E2%80%93Hajnal%20conjecture	In graph theory, a branch of mathematics, the Erdős–Hajnal conjecture states that families of graphs defined by forbidden induced subgraphs have either large cliques or large independent sets. It is named for Paul Erdős and András Hajnal, who first posed it as an open problem in a paper from 1977. More precisely, for ...	Erdős–Hajnal conjecture	[ "Mathematics" ]	853	[ "Unsolved problems in mathematics", "Combinatorics", "Unsolved problems in graph theory", "Conjectures", "Mathematical problems", "Ramsey theory" ]
42,591,967	https://en.wikipedia.org/wiki/Monolith%20%28catalyst%20support%29	Monolithic catalyst supports are extruded structures that are the core of many catalytic converters, most diesel particulate filters, and some catalytic reactors. Most catalytic converters are used for vehicle emissions control. Stationary catalytic converters can reduce air pollution from fossil fuel power stations. ...	Monolith (catalyst support)	[ "Chemistry" ]	344	[ "Catalysis", "Chemical reaction stubs", "Chemical kinetics", "Chemical process stubs" ]
57,406,245	https://en.wikipedia.org/wiki/Peptide%20receptor%20radionuclide%20therapy	Peptide receptor radionuclide therapy (PRRT) is a type of radionuclide therapy, using a radiopharmaceutical that targets peptide receptors to deliver localised treatment, typically for neuroendocrine tumours (NETs). Mechanism A key advantage of PRRT over other methods of radiotherapy is the ability to target delivery ...	Peptide receptor radionuclide therapy	[ "Physics" ]	2,016	[ "Nuclear technology", "Applied and interdisciplinary physics", "Medical physics", "Nuclear physics" ]
57,409,796	https://en.wikipedia.org/wiki/Stuart%E2%80%93Landau%20equation	The Stuart–Landau equation describes the behavior of a nonlinear oscillating system near the Hopf bifurcation, named after John Trevor Stuart and Lev Landau. In 1944, Landau proposed an equation for the evolution of the magnitude of the disturbance, which is now called as the Landau equation, to explain the transition ...	Stuart–Landau equation	[ "Physics", "Chemistry", "Engineering" ]	734	[ "Chemical engineering", "Mechanics", "Mechanical engineering", "Piping", "Fluid dynamics" ]
57,017,151	https://en.wikipedia.org/wiki/List%20of%20gases	This is a list of gases at standard conditions, which means substances that boil or sublime at or below and 1 atm pressure and are reasonably stable. List This list is sorted by boiling point of gases in ascending order, but can be sorted on different values. "sub" and "triple" refer to the sublimation point and the ...	List of gases	[ "Physics", "Chemistry" ]	1,827	[ "Matter", "Phases of matter", "nan", "Statistical mechanics", "Gases" ]
36,938,881	https://en.wikipedia.org/wiki/Torque%20ripple	Torque ripple is an effect seen in many electric motor designs, referring to a periodic increase or decrease in output torque as the motor shaft rotates. It is measured as the difference in maximum and minimum torque over one complete revolution, generally expressed as a percentage. Examples A common example is "coggi...	Torque ripple	[ "Physics", "Technology", "Engineering" ]	141	[ "Force", "Physical quantities", "Engines", "Electric motors", "Electrical engineering", "Wikipedia categories named after physical quantities", "Torque" ]
36,942,251	https://en.wikipedia.org/wiki/Ricci%20scalars%20%28Newman%E2%80%93Penrose%20formalism%29	In the Newman–Penrose (NP) formalism of general relativity, independent components of the Ricci tensors of a four-dimensional spacetime are encoded into seven (or ten) Ricci scalars which consist of three real scalars , three (or six) complex scalars and the NP curvature scalar . Physically, Ricci-NP scalars are re...	Ricci scalars (Newman–Penrose formalism)	[ "Physics" ]	503	[ "General relativity", "Theory of relativity" ]
36,945,036	https://en.wikipedia.org/wiki/Vibration%20fatigue	Vibration fatigue is a mechanical engineering term describing material fatigue, caused by forced vibration of random nature. An excited structure responds according to its natural-dynamics modes, which results in a dynamic stress load in the material points. The process of material fatigue is thus governed largely by t...	Vibration fatigue	[ "Physics", "Materials_science", "Technology", "Engineering" ]	1,184	[ "Structural engineering", "Solid mechanics", "Mechanical failure modes", "Fracture mechanics", "Technological failures", "Materials science", "Mechanics", "Mechanical vibrations", "Materials degradation", "Mechanical failure" ]
61,607,382	https://en.wikipedia.org/wiki/Cohomology%20of%20a%20stack	In algebraic geometry, the cohomology of a stack is a generalization of étale cohomology. In a sense, it is a theory that is coarser than the Chow group of a stack. The cohomology of a quotient stack (e.g., classifying stack) can be thought of as an algebraic counterpart of equivariant cohomology. For example, Borel's...	Cohomology of a stack	[ "Mathematics" ]	124	[ "Fields of abstract algebra", "Algebraic geometry" ]
61,609,022	https://en.wikipedia.org/wiki/Antibody-oligonucleotide%20conjugate	Antibody-oligonucleotide conjugates or AOCs belong to a class of chimeric molecules combining in their structure two important families of biomolecules: monoclonal antibodies and oligonucleotides. Combination of exceptional targeting capabilities of monoclonal antibodies with numerous functional modalities of oligonuc...	Antibody-oligonucleotide conjugate	[ "Chemistry", "Biology" ]	1,236	[ "Biomolecules by chemical classification", "nan", "Biotechnology", "Nucleic acids" ]
61,610,247	https://en.wikipedia.org/wiki/Go%206976	Go 6976 (also known as Go-6976 and Goe 6976) is an organic protein kinase inhibitor. It has some specificity for protein kinase C alpha and beta, and through their inhibition it is thought to induce the formation of cell junctions, and hence inhibit the invasion of urinary bladder carcinoma cells". References Protei...	Go 6976	[ "Chemistry" ]	86	[ "Nitriles", "Functional groups" ]
61,611,328	https://en.wikipedia.org/wiki/BX-912	BX-912 is a small molecule that inhibits 3-phosphoinositide dependent protein kinase-1. The phosphoinositide 3-kinase/3-phosphoinositide-dependent kinase 1 (PDK1)/AKT signaling pathway plays a role in cancer cell growth, and tumor angiogenesis, and could be a new target for anti-cancer drugs. References EC 2.7.11 Im...	BX-912	[ "Chemistry" ]	115	[ "Organic compounds", "Ureas" ]
61,613,630	https://en.wikipedia.org/wiki/Deterministic%20Networking	Deterministic Networking (DetNet) is an effort by the IETF DetNet Working Group to study implementation of deterministic data paths for real-time applications with extremely low data loss rates, packet delay variation (jitter), and bounded latency, such as audio and video streaming, industrial automation, and vehicle c...	Deterministic Networking	[ "Engineering" ]	1,526	[ "Industrial Ethernet", "Electrical engineering", "Audio engineering", "Control engineering" ]
61,614,725	https://en.wikipedia.org/wiki/Type%20IV%20secretion%20system	The bacterial type IV secretion system, also known as the type IV secretion system or the T4SS, is a secretion protein complex found in gram negative bacteria, gram positive bacteria, and archaea. It is able to transport proteins and DNA across the cell membrane. The type IV secretion system is just one of many bacteri...	Type IV secretion system	[ "Chemistry", "Biology" ]	1,283	[ "Membrane biology", "Cellular processes", "Molecular biology" ]
41,160,090	https://en.wikipedia.org/wiki/Gromov%20boundary	In mathematics, the Gromov boundary of a δ-hyperbolic space (especially a hyperbolic group) is an abstract concept generalizing the boundary sphere of hyperbolic space. Conceptually, the Gromov boundary is the set of all points at infinity. For instance, the Gromov boundary of the real line is two points, corresponding...	Gromov boundary	[ "Physics", "Mathematics" ]	976	[ "Geometric group theory", "Mathematical structures", "Group actions", "Properties of groups", "Algebraic structures", "Symmetry" ]
41,162,191	https://en.wikipedia.org/wiki/Richard%20B.%20Norgaard	Richard B. Norgaard (born August 18, 1943) is a professor emeritus of ecological economics in the Energy and Resources Group at the University of California, Berkeley, the first chair and a continuing member of the independent science board of CALFED (California Bay-Delta Authority), and a founding member and former p...	Richard B. Norgaard	[ "Environmental_science" ]	2,834	[ "Environmental social scientists", "Environmental social science" ]
41,162,315	https://en.wikipedia.org/wiki/Stanene	Stanene is a topological insulator, theoretically predicted by Shoucheng Zhang's group at Stanford, which may display dissipationless currents at its edges near room temperature. It is composed of tin atoms arranged in a single layer, in a manner similar to graphene. Stanene got its name by combining stannum (the Latin...	Stanene	[ "Chemistry", "Materials_science" ]	203	[ "Nanotechnology", "Superconductivity", "Nanomaterials", "Superconductors" ]
41,165,083	https://en.wikipedia.org/wiki/Structural%20channel	The structural channel, C-channel or parallel flange channel (PFC), is a type of (usually structural steel) beam, used primarily in building construction and civil engineering. Its cross section consists of a wide "web", usually but not always oriented vertically, and two "flanges" at the top and bottom of the web, on...	Structural channel	[ "Engineering" ]	297	[ "Construction", "Civil engineering", "Structural engineering", "Structural steel" ]
41,167,140	https://en.wikipedia.org/wiki/Schur%20product%20theorem	In mathematics, particularly in linear algebra, the Schur product theorem states that the Hadamard product of two positive definite matrices is also a positive definite matrix. The result is named after Issai Schur (Schur 1911, p. 14, Theorem VII) (note that Schur signed as J. Schur in Journal für die reine und angewan...	Schur product theorem	[ "Mathematics" ]	583	[ "Theorems in algebra", "Theorems in linear algebra" ]
62,627,023	https://en.wikipedia.org/wiki/Interfacial%20rheology	Interfacial rheology is a branch of rheology that studies the flow of matter at the interface between a gas and a liquid or at the interface between two immiscible liquids. The measurement is done while having surfactants, nanoparticles or other surface active compounds present at the interface. Unlike in bulk rheology...	Interfacial rheology	[ "Physics", "Chemistry", "Materials_science" ]	1,268	[ "Rheology", "Condensed matter physics", "Surface science", "Fluid dynamics" ]
52,757,053	https://en.wikipedia.org/wiki/Mine%20Kafon%20Drone	The Mine Kafon Drone is a drone for demining, led by Afghanistan-born Massoud Hassani. The drone is designed to map an area for land mines, detect the mines, and then detonate them remotely. It has been field-tested with the Dutch Ministry of Defence. The use of a drone is safer and less expensive than typical methods ...	Mine Kafon Drone	[ "Engineering" ]	1,218	[ "Military engineering", "Mine warfare" ]
52,758,243	https://en.wikipedia.org/wiki/Kinetic%20energy%20metamorphosis	Kinetic energy metamorphosis (KEM) is a tribological process of gradual crystal re-orientation and foliation of component minerals in certain rocks. It is caused by very high, localized application of kinetic energy. The required energy may be provided by prolonged battery of fluvially propelled bed load of cobbles, by...	Kinetic energy metamorphosis	[ "Physics", "Chemistry", "Materials_science", "Engineering" ]	758	[ "Tribology", "Mechanical quantities", "Physical quantities", "Kinetic energy", "Materials science", "Surface science", "Mechanical engineering" ]
60,466,332	https://en.wikipedia.org/wiki/Sinusoidal%20plane%20wave	In physics, a sinusoidal plane wave is a special case of plane wave: a field whose value varies as a sinusoidal function of time and of the distance from some fixed plane. It is also called a monochromatic plane wave, with constant frequency (as in monochromatic radiation). Basic representation For any position in s...	Sinusoidal plane wave	[ "Physics" ]	2,056	[ "Wave mechanics", "Waves", "Physical phenomena", "Classical mechanics" ]
60,472,185	https://en.wikipedia.org/wiki/Dual%20circadian%20oscillator%20model	In the field of chronobiology (the study of circadian rhythms), the dual circadian oscillator model refers to a model of entrainment (where rhythmic events in an organism match oscillation in the environment) initially proposed by Colin Pittendrigh and Serge Daan. The dual oscillator model suggests the presence of two ...	Dual circadian oscillator model	[ "Biology" ]	5,461	[ "Behavior", "Sleep", "Circadian rhythm" ]
60,474,207	https://en.wikipedia.org/wiki/Plastid%20evolution	A plastid is a membrane-bound organelle found in plants, algae and other eukaryotic organisms that contribute to the production of pigment molecules. Most plastids are photosynthetic, thus leading to color production and energy storage or production. There are many types of plastids in plants alone, but all plastids ca...	Plastid evolution	[ "Chemistry", "Biology" ]	1,704	[ "Symbiosis", "Endosymbiotic events", "Photosynthesis", "Plastids", "Biochemistry" ]
58,982,979	https://en.wikipedia.org/wiki/Strand%20sort	Strand sort is a recursive sorting algorithm that sorts items of a list into increasing order. It has worst-case time complexity, which occurs when the input list is reverse sorted. It has a best-case time complexity of , which occurs when the input is already sorted. The algorithm first moves the first element of a ...	Strand sort	[ "Mathematics" ]	2,118	[ "Order theory", "Sorting algorithms" ]
58,983,750	https://en.wikipedia.org/wiki/Copperas%20works	Copperas works are manufactories where copperas (iron(II) sulfate) is produced from pyrite, often obtained as a byproduct during coal mining, and iron. The history of producing green vitriol, as it was known, goes back hundreds of years in Scotland. In 1814 the wool-producing city of Steubenville, Ohio had seven copper...	Copperas works	[ "Chemistry", "Materials_science" ]	284	[ "Metallurgical processes", "Metallurgy", "Sulfates", "Salts" ]
58,988,012	https://en.wikipedia.org/wiki/Methyl%20p-toluate	Methyl p-toluate is the organic compound with the formula CH3C6H4CO2CH3. It is a waxy white solid that is soluble in common organic solvents. It is the methyl ester of p-toluic acid. Methyl p-toluate per se is not particularly important but is an intermediate in some routes to dimethyl terephthalate, a commodity chem...	Methyl p-toluate	[ "Chemistry" ]	100	[ "Commodity chemicals", "Products of chemical industry" ]
58,990,339	https://en.wikipedia.org/wiki/Small%20RNA%20sequencing	Small RNA sequencing (Small RNA-Seq) is a type of RNA sequencing based on the use of NGS technologies that allows to isolate and get information about noncoding RNA molecules in order to evaluate and discover new forms of small RNA and to predict their possible functions. By using this technique, it is possible to disc...	Small RNA sequencing	[ "Chemistry", "Biology" ]	2,584	[ "Genetics techniques", "Gene expression", "RNA sequencing", "Molecular biology techniques", "Molecular genetics", "Cellular processes", "Molecular biology", "Biochemistry" ]
50,365,786	https://en.wikipedia.org/wiki/Sources%20of%20electrical%20energy	This article provides information on the following six methods of producing electric power. Friction: Energy produced by rubbing two material together. Heat: Energy produced by heating the junction where two unlike metals are joined. Light: Energy produced by light being absorbed by photoelectric cells, or solar p...	Sources of electrical energy	[ "Physics", "Engineering" ]	1,719	[ "Power (physics)", "Electrical engineering", "Electric power", "Physical quantities" ]
50,369,883	https://en.wikipedia.org/wiki/Pesticide%20detection%20kit	A Pesticide detection kit is a kit that scientific test kit detects the presence of pesticide residues. Various organizations create them, among them Defence Food Research Laboratory of India. References Pesticides Chemical tests	Pesticide detection kit	[ "Chemistry", "Biology", "Environmental_science" ]	42	[ "Pesticides", "Toxicology", "Biotechnology stubs", "Chemical tests", "Biochemistry stubs", "Biochemistry", "Biocides" ]
50,376,988	https://en.wikipedia.org/wiki/Anaerobic%20membrane%20bioreactor	Anaerobic membrane bioreactor or AnMBR is the name of a technology utilized in wastewater treatment. It is a technology in membrane filtration for biomass retention. AnMBR works by using a membrane bioreactor (MBR) in a anaerobic environment. Anaerobic bacteria ( Mesophile or Thermophile) and archaea convert organic m...	Anaerobic membrane bioreactor	[ "Chemistry", "Engineering", "Biology", "Environmental_science" ]	1,995	[ "Bioreactors", "Biological engineering", "Bioengineering stubs", "Separation processes", "Water treatment", "Chemical reactors", "Chemical engineering", "Biotechnology stubs", "Biochemical engineering", "Water pollution", "Sewerage", "Microbiology equipment", "Membrane technology", "Civil ...
50,376,989	https://en.wikipedia.org/wiki/Flood%20embankment	A flood embankment is traditionally an earth wall used to shore up flood waters. Most flood embankments are between 1 metre and 3 metres high. A flood embankment is rare. Modern improvements to this design include constructing an internal central core made from impermeable substance like clay or concrete, some even ...	Flood embankment	[ "Chemistry", "Engineering" ]	130	[ "Flood control", "Environmental engineering" ]
32,779,191	https://en.wikipedia.org/wiki/Hahn%E2%80%93Exton%20q-Bessel%20function	In mathematics, the Hahn–Exton q-Bessel function or the third Jackson q-Bessel function is a q-analog of the Bessel function, and satisfies the Hahn-Exton q-difference equation (). This function was introduced by in a special case and by in general. The Hahn–Exton q-Bessel function is given by is the basic hyperg...	Hahn–Exton q-Bessel function	[ "Mathematics" ]	288	[ "Special functions", "Q-analogs", "Combinatorics" ]
32,781,954	https://en.wikipedia.org/wiki/Backus%E2%80%93Gilbert%20method	In mathematics, the Backus–Gilbert method, also known as the optimally localized average (OLA) method is named for its discoverers, geophysicists George E. Backus and James Freeman Gilbert. It is a regularization method for obtaining meaningful solutions to ill-posed inverse problems. Where other regularization method...	Backus–Gilbert method	[ "Mathematics" ]	328	[ "Inverse problems", "Applied mathematics", "Linear algebra", "Algebra" ]
54,088,882	https://en.wikipedia.org/wiki/Theoretical%20strength%20of%20a%20solid	The theoretical strength of a solid is the maximum possible stress a perfect solid can withstand. It is often much higher than what current real materials can achieve. The lowered fracture stress is due to defects, such as interior or surface cracks. One of the goals for the study of mechanical properties of materials ...	Theoretical strength of a solid	[ "Physics", "Materials_science", "Engineering" ]	413	[ "Solid mechanics", "Applied and interdisciplinary physics", "Materials science", "Mechanics", "nan" ]

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