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 |
|---|---|---|---|---|---|---|
30,283,480 | https://en.wikipedia.org/wiki/Structure%20of%20liquids%20and%20glasses | The structure of liquids, glasses and other non-crystalline solids is characterized by the absence of long-range order which defines crystalline materials. Liquids and amorphous solids do, however, possess a rich and varied array of short to medium range order, which originates from chemical bonding and related interac... | Structure of liquids and glasses | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 3,116 | [
"Glass engineering and science",
"Phases of matter",
"Materials science",
"Glass physics",
"Condensed matter physics",
"Matter",
"Liquids"
] |
30,284,183 | https://en.wikipedia.org/wiki/Vin%C4%8Da%20Nuclear%20Institute | The Vinča Institute of Nuclear Sciences is a nuclear physics research institution near Belgrade, Serbia. Since its founding, the institute has also conducted research in the fields in physics, chemistry and biology. The scholarly institute is part of the University of Belgrade.
History
The institute was established i... | Vinča Nuclear Institute | [
"Chemistry",
"Engineering"
] | 1,072 | [
"Nuclear research institutes",
"Nuclear organizations",
"Nuclear accidents and incidents",
"Nuclear industry organizations",
"Radioactivity"
] |
30,290,624 | https://en.wikipedia.org/wiki/Galactolysis | Galactolysis refers to the catabolism of galactose.
In the liver, galactose is converted through the Leloir pathway to glucose 6-phosphate in the following reactions:
galacto- uridyl phosphogluco-
kinase transferase mutase
gal --------> g... | Galactolysis | [
"Chemistry",
"Biology"
] | 175 | [
"Carbohydrate metabolism",
"Biotechnology stubs",
"Glycolysis",
"Biochemistry stubs",
"Biochemistry"
] |
30,291,598 | https://en.wikipedia.org/wiki/Quelet%20reaction | The Quelet reaction (also called the Blanc–Quelet reaction) is an organic coupling reaction in which a phenolic ether reacts with an aliphatic aldehyde to generate an α-chloroalkyl derivative. The Quelet reaction is an example of a larger class of reaction, electrophilic aromatic substitution. The reaction is named aft... | Quelet reaction | [
"Chemistry"
] | 589 | [
"Name reactions",
"Carbon-carbon bond forming reactions",
"Organic reactions"
] |
32,894,329 | https://en.wikipedia.org/wiki/Astrobiophysics | Astrobiophysics is a field of intersection between astrophysics and biophysics concerned with the influence of the astrophysical phenomena upon life on planet Earth or some other planet in general. It differs from astrobiology which is concerned with the search of extraterrestrial life. Examples of the topics covered b... | Astrobiophysics | [
"Physics",
"Astronomy",
"Biology"
] | 103 | [
"Applied and interdisciplinary physics",
"Astronomy stubs",
"Astrophysics",
"Astrophysics stubs",
"Biophysics",
"Astronomical sub-disciplines"
] |
32,895,192 | https://en.wikipedia.org/wiki/Raphanin | Raphanin is the main sulfur component found in radish seeds of Raphanus sativus and is also found in broccoli and red cabbage. It was first described in 1947.
Basic research
In vitro, raphanin inhibits some fungi and various bacteria including Staphylococcus, Streptococcus, Pneumococcus and Escherichia coli.
See also... | Raphanin | [
"Chemistry",
"Biology"
] | 98 | [
"Biotechnology products",
"Functional groups",
"Antibiotics",
"Isothiocyanates",
"Biocides"
] |
21,308,559 | https://en.wikipedia.org/wiki/Tiltjet | A tiltjet is an aircraft propulsion configuration that was historically tested for proposed vertical take-off and landing (VTOL)-capable fighters.
The tiltjet arrangement is, in concept, broadly similar to that of the tiltrotor; whereas a tiltrotor utilises pivotable rotors, the tiltjet employs jet engines capable of ... | Tiltjet | [
"Engineering"
] | 860 | [
"Aircraft configurations",
"Aerospace engineering"
] |
21,309,819 | https://en.wikipedia.org/wiki/X-ray%20welding | X-ray welding is an experimental welding process that uses a high powered X-ray source to provide thermal energy required to weld materials.
The phrase "X-ray welding" also has an older, unrelated usage in quality control. In this context, an X-ray welder is a tradesman who consistently welds at such a high proficienc... | X-ray welding | [
"Engineering"
] | 586 | [
"Welding",
"Mechanical engineering"
] |
2,808,506 | https://en.wikipedia.org/wiki/Warped%20Passages | Warped Passages: Unraveling the Mysteries of the Universe's Hidden Dimensions is the debut non-fiction book by Lisa Randall, published in 2005, about particle physics in general and additional dimensions of space (cf. Kaluza–Klein theory) in particular. The book has made it to top 50 at amazon.com, making it the world'... | Warped Passages | [
"Physics"
] | 567 | [
"Particle physics"
] |
898,605 | https://en.wikipedia.org/wiki/Rain%20sensor | A rain sensor or rain switch is a switching device activated
by rainfall. There are two main applications for rain sensors. The first is a water conservation device connected to an automatic irrigation system that causes the system to shut down in the event of rainfall. The second is a device used to protect the inter... | Rain sensor | [
"Technology",
"Engineering"
] | 836 | [
"Sensors",
"Meteorological instrumentation and equipment",
"Measuring instruments"
] |
898,732 | https://en.wikipedia.org/wiki/Tensiometer%20%28surface%20tension%29 | In surface science, a tensiometer is a measuring instrument used to measure the surface tension () of liquids or surfaces. Tensiometers are used in research and development laboratories to determine the surface tension of liquids like coatings, lacquers or adhesives. A further application field of tensiometers is the m... | Tensiometer (surface tension) | [
"Physics",
"Chemistry",
"Materials_science"
] | 788 | [
"Condensed matter physics",
"Surface science"
] |
898,781 | https://en.wikipedia.org/wiki/Permalloy | Permalloy is a nickel–iron magnetic alloy, with about 80% nickel and 20% iron content. Invented in 1914 by physicist Gustav Elmen at Bell Telephone Laboratories, it is notable for its very high magnetic permeability, which makes it useful as a magnetic core material in electrical and electronic equipment, and also in... | Permalloy | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 896 | [
"Nickel alloys",
"Ferromagnetic materials",
"Electric and magnetic fields in matter",
"Materials science",
"Magnetic alloys",
"Materials",
"Alloys",
"Matter"
] |
898,792 | https://en.wikipedia.org/wiki/Euler%27s%20equations%20%28rigid%20body%20dynamics%29 | In classical mechanics, Euler's rotation equations are a vectorial quasilinear first-order ordinary differential equation describing the rotation of a rigid body, using a rotating reference frame with angular velocity ω whose axes are fixed to the body. They are named in honour of Leonhard Euler. Their general vector f... | Euler's equations (rigid body dynamics) | [
"Mathematics"
] | 1,243 | [
"Mathematical objects",
"Equations"
] |
899,159 | https://en.wikipedia.org/wiki/Statically%20indeterminate | In statics and structural mechanics, a structure is statically indeterminate when the equilibrium equations force and moment equilibrium conditions are insufficient for determining the internal forces and reactions on that structure.
Mathematics
Based on Newton's laws of motion, the equilibrium equations available fo... | Statically indeterminate | [
"Physics",
"Engineering"
] | 674 | [
"Structural engineering",
"Statics",
"Structural analysis",
"Classical mechanics",
"Mechanical engineering",
"Aerospace engineering"
] |
899,223 | https://en.wikipedia.org/wiki/Prostacyclin | Prostacyclin (also called prostaglandin I2 or PGI2) is a prostaglandin member of the eicosanoid family of lipid molecules. It inhibits platelet activation and is also an effective vasodilator.
When used as a drug, it is also known as epoprostenol. The terms are sometimes used interchangeably.
Function
Prostacyclin c... | Prostacyclin | [
"Chemistry"
] | 1,967 | [
"Carboxylic acids",
"Functional groups"
] |
899,642 | https://en.wikipedia.org/wiki/Thermal%20infrared%20spectroscopy | Thermal infrared spectroscopy (TIR spectroscopy) is the subset of infrared spectroscopy that deals with radiation emitted in the infrared part of the electromagnetic spectrum. The emitted infrared radiation, though similar to blackbody radiation, is different in that the radiation is banded at characteristic vibration... | Thermal infrared spectroscopy | [
"Physics",
"Chemistry",
"Astronomy"
] | 381 | [
"Spectroscopy stubs",
"Spectrum (physical sciences)",
"Astronomy stubs",
"Infrared spectroscopy",
"Molecular physics stubs",
"Spectroscopy",
"Physical chemistry stubs"
] |
900,160 | https://en.wikipedia.org/wiki/Internal%20wave | Internal waves are gravity waves that oscillate within a fluid medium, rather than on its surface. To exist, the fluid must be stratified: the density must change (continuously or discontinuously) with depth/height due to changes, for example, in temperature and/or salinity. If the density changes over a small vertical... | Internal wave | [
"Physics",
"Chemistry",
"Engineering"
] | 2,960 | [
"Physical phenomena",
"Atmospheric dynamics",
"Water waves",
"Chemical engineering",
"Waves",
"Motion (physics)",
"Piping",
"Fluid dynamics"
] |
900,305 | https://en.wikipedia.org/wiki/Klemperer%20rosette | A Klemperer rosette is a gravitational system of (optionally) alternating heavier and lighter bodies orbiting in a symmetrical pattern around a common barycenter. It was first described by W.B. Klemperer in 1962, and is a special case of a central configuration.
Klemperer described rosette systems as follows:
The sim... | Klemperer rosette | [
"Physics",
"Astronomy"
] | 982 | [
"Co-orbital objects",
"Astronomical objects",
"Concepts in astrophysics",
"Astrophysics"
] |
901,062 | https://en.wikipedia.org/wiki/Large%20Helical%20Device | The (LHD) is a fusion research device located in Toki, Gifu, Japan. It is operated by the National Institute for Fusion Science, and is the world's second-largest superconducting stellarator, after Wendelstein 7-X. The LHD employs a heliotron magnetic field originally developed in Japan.
The objective of the project ... | Large Helical Device | [
"Physics",
"Chemistry"
] | 405 | [
"Nuclear fusion",
"Fusion power",
"Plasma physics facilities",
"Plasma physics"
] |
901,260 | https://en.wikipedia.org/wiki/Close-packing%20of%20equal%20spheres | In geometry, close-packing of equal spheres is a dense arrangement of congruent spheres in an infinite, regular arrangement (or lattice). Carl Friedrich Gauss proved that the highest average density – that is, the greatest fraction of space occupied by spheres – that can be achieved by a lattice packing is
.
The same p... | Close-packing of equal spheres | [
"Physics",
"Chemistry",
"Materials_science",
"Mathematics",
"Engineering"
] | 2,367 | [
"Discrete mathematics",
"Packing problems",
"Discrete geometry",
"Materials science",
"Crystallography",
"Condensed matter physics",
"Mathematical problems"
] |
901,382 | https://en.wikipedia.org/wiki/Interaction%20picture | In quantum mechanics, the interaction picture (also known as the interaction representation or Dirac picture after Paul Dirac, who introduced it) is an intermediate representation between the Schrödinger picture and the Heisenberg picture. Whereas in the other two pictures either the state vector or the operators carry... | Interaction picture | [
"Physics"
] | 1,457 | [
"Theoretical physics",
"Quantum mechanics"
] |
901,593 | https://en.wikipedia.org/wiki/Lambda%20cube | In mathematical logic and type theory, the λ-cube (also written lambda cube) is a framework introduced by Henk Barendregt to investigate the different dimensions in which the calculus of constructions is a generalization of the simply typed λ-calculus. Each dimension of the cube corresponds to a new kind of dependency ... | Lambda cube | [
"Mathematics"
] | 2,262 | [
"Type theory",
"Mathematical logic",
"Mathematical structures",
"Mathematical objects"
] |
901,613 | https://en.wikipedia.org/wiki/Logical%20framework | In logic, a logical framework provides a means to define (or present) a logic as a signature in a higher-order type theory in such a way that provability of a formula in the original logic reduces to a type inhabitation problem in the framework type theory. This approach has been used successfully for (interactive) aut... | Logical framework | [
"Mathematics"
] | 1,228 | [
"Mathematical structures",
"Logic in computer science",
"Mathematical logic",
"Mathematical objects",
"Type theory"
] |
31,406,901 | https://en.wikipedia.org/wiki/RNA%20helicase%20database | The RNA helicase database stored data about RNA helicases. The URL referenced in the article has been invalid since at least December 31st 2017.
See also
Helicase
References
Enzyme databases
Helicases
RNA
RNA-binding proteins | RNA helicase database | [
"Chemistry",
"Biology"
] | 49 | [
"Molecular biology techniques",
"Biochemistry databases",
"Enzyme databases",
"Protein classification"
] |
31,413,530 | https://en.wikipedia.org/wiki/ThYme%20%28database%29 | ThYme (Thioester-active enzYme) is database of enzymes constituting the fatty acid synthesis and polyketide synthesis cycles.
See also
Thioester
References
External links
http://www.enzyme.cbirc.iastate.edu
Enzyme databases
Fatty acids
Genetics databases
Metabolism
Thioesters | ThYme (database) | [
"Chemistry",
"Biology"
] | 67 | [
"Enzyme databases",
"Biochemistry databases",
"Functional groups",
"Protein classification",
"Thioesters",
"Molecular biology techniques",
"Cellular processes",
"Biochemistry",
"Metabolism"
] |
31,417,810 | https://en.wikipedia.org/wiki/Anchorage%20in%20reinforced%20concrete | Reinforced concrete is concrete in which reinforcement bars ("rebars"), reinforcement grids, plates or fibers are embedded to create bond and thus to strengthen the concrete in tension. The composite material was invented by French gardener Joseph Monier in 1849 and patented in 1867.
Description
Conventionally the ter... | Anchorage in reinforced concrete | [
"Engineering"
] | 367 | [
"Structural engineering",
"Concrete",
"Construction",
"Civil engineering"
] |
24,284,875 | https://en.wikipedia.org/wiki/Antenna%20amplifier | In electronics, an antenna amplifier (also: aerial amplifier or booster) is a device that amplifies an antenna signal, usually into an output with the same impedance as the input impedance. Typically 75 ohm for coaxial cable and 300 ohm for twin-lead cable.
An antenna amplifier boosts a radio signal considerably for d... | Antenna amplifier | [
"Technology",
"Engineering"
] | 669 | [
"Radio electronics",
"Electronic amplifiers",
"Amplifiers"
] |
24,285,404 | https://en.wikipedia.org/wiki/Wettable%20powder | A wettable powder (WP) is an insecticide or other pesticide formulation consisting of the active ingredient in a finely ground state combined with wetting agents and sometimes bulking agents. Wettable powders are designed to be applied as a dilute suspension through liquid spraying equipment. As wettable powders are no... | Wettable powder | [
"Physics"
] | 134 | [
"Materials",
"Powders",
"Matter"
] |
24,287,539 | https://en.wikipedia.org/wiki/Manufacturing%20Automation%20Protocol | Manufacturing Automation Protocol (MAP) was a computer network standard released in 1982 for interconnection of devices from multiple manufacturers. It was developed by General Motors to combat the proliferation of incompatible communications standards used by suppliers of automation products such as programmable contr... | Manufacturing Automation Protocol | [
"Technology",
"Engineering"
] | 225 | [
"Computer network stubs",
"Automation",
"Industrial engineering",
"Computing stubs",
"Industrial automation"
] |
24,288,199 | https://en.wikipedia.org/wiki/Artifact%20%28error%29 | In natural science and signal processing, an artifact or artefact is any error in the perception or representation of any information introduced by the involved equipment or technique(s).
Statistics
In statistics, statistical artifacts are apparent effects that are introduced inadvertently by methods of data analysis ... | Artifact (error) | [
"Physics"
] | 800 | [
"Optical phenomena",
"Physical phenomena",
"Optical illusions"
] |
24,289,155 | https://en.wikipedia.org/wiki/Biotechnology%20and%20Bioengineering | Biotechnology and Bioengineering is a monthly peer-reviewed scientific journal covering biochemical engineering that was established in 1959. In 2009, the BioMedical & Life Sciences Division of the Special Libraries Association listed Biotechnology and Bioengineering as one of the 100 most influential journals in biolo... | Biotechnology and Bioengineering | [
"Biology"
] | 285 | [
"Biotechnology literature",
"Biotechnology journals"
] |
24,290,409 | https://en.wikipedia.org/wiki/Vacuum%20level | In physics, the vacuum level refers to the energy of a free stationary electron that is outside of any material (it is in a perfect vacuum).
It may be taken as infinitely far away from a solid, or, defined to be near a surface. Its definition and measurement are often discussed in ultraviolet photoelectron spectroscopy... | Vacuum level | [
"Physics",
"Chemistry"
] | 296 | [
"Quantum chemistry stubs",
"Quantum chemistry",
"Theoretical chemistry stubs",
"Quantum mechanics",
"Theoretical chemistry",
" molecular",
"Atomic",
"Physical chemistry stubs",
" and optical physics"
] |
24,293,838 | https://en.wikipedia.org/wiki/Wigner%20rotation | In theoretical physics, the composition of two non-collinear Lorentz boosts results in a Lorentz transformation that is not a pure boost but is the composition of a boost and a rotation. This rotation is called Thomas rotation, Thomas–Wigner rotation or Wigner rotation. If a sequence of non-collinear boosts returns an ... | Wigner rotation | [
"Physics",
"Mathematics"
] | 3,918 | [
"Coordinate systems",
"Applied mathematics",
"Theoretical physics",
"Special relativity",
"Theory of relativity",
"Mathematical physics"
] |
24,295,042 | https://en.wikipedia.org/wiki/Winding%20factor | In power engineering, winding factor provides a way to compare of the effectiveness of different designs of stators for alternators. Winding factor is the ratio of electromotive force (EMF) produced by a stator having a short-pitch, distributed, or skewed winding, with a stator having full-pitch, concentrated, and ... | Winding factor | [
"Physics",
"Technology"
] | 605 | [
"Physical systems",
"Electrical generators",
"Machines"
] |
24,295,969 | https://en.wikipedia.org/wiki/Applied%20mathematics | Applied mathematics is the application of mathematical methods by different fields such as physics, engineering, medicine, biology, finance, business, computer science, and industry. Thus, applied mathematics is a combination of mathematical science and specialized knowledge. The term "applied mathematics" also describ... | Applied mathematics | [
"Mathematics"
] | 2,069 | [
"Applied mathematics"
] |
542,054 | https://en.wikipedia.org/wiki/Coefficient%20of%20performance | The coefficient of performance or COP (sometimes CP or CoP) of a heat pump, refrigerator or air conditioning system is a ratio of useful heating or cooling provided to work (energy) required. Higher COPs equate to higher efficiency, lower energy (power) consumption and thus lower operating costs. The COP is used in the... | Coefficient of performance | [
"Physics",
"Chemistry",
"Mathematics",
"Engineering"
] | 1,309 | [
"Thermodynamic properties",
"Physical quantities",
"Metrics",
"Dimensionless numbers of thermodynamics",
"Engineering ratios",
"Quantity"
] |
542,198 | https://en.wikipedia.org/wiki/Alexandrov%20topology | In topology, an Alexandrov topology is a topology in which the intersection of every family of open sets is open. It is an axiom of topology that the intersection of every finite family of open sets is open; in Alexandrov topologies the finite qualifier is dropped.
A set together with an Alexandrov topology is known a... | Alexandrov topology | [
"Mathematics"
] | 2,579 | [
"Closure operators",
"Properties of topological spaces",
"Space (mathematics)",
"Topological spaces",
"Topology",
"Order theory"
] |
542,241 | https://en.wikipedia.org/wiki/Tetra | Tetra is the common name of many small freshwater characiform fishes. Tetras come from Africa, Central America, and South America, belonging to the biological family Characidae and to its former subfamilies Alestidae (the "African tetras") and Lebiasinidae. The Characidae are distinguished from other fish by the presen... | Tetra | [
"Biology"
] | 2,450 | [
"Phylogenetics",
"Paraphyletic groups"
] |
542,326 | https://en.wikipedia.org/wiki/Borel%20regular%20measure | In mathematics, an outer measure μ on n-dimensional Euclidean space Rn is called a Borel regular measure if the following two conditions hold:
Every Borel set B ⊆ Rn is μ-measurable in the sense of Carathéodory's criterion: for every A ⊆ Rn,
For every set A ⊆ Rn there exists a Borel set B ⊆ Rn such that A ⊆ B and ... | Borel regular measure | [
"Physics",
"Mathematics"
] | 236 | [
"Measures (measure theory)",
"Quantity",
"Physical quantities",
"Size"
] |
542,396 | https://en.wikipedia.org/wiki/Stress%E2%80%93strain%20analysis | Stress–strain analysis (or stress analysis) is an engineering discipline that uses many methods to determine the stresses and strains in materials and structures subjected to forces. In continuum mechanics, stress is a physical quantity that expresses the internal forces that neighboring particles of a continuous mater... | Stress–strain analysis | [
"Engineering"
] | 4,842 | [
"Structural engineering",
"Structural analysis",
"Mechanical engineering",
"Aerospace engineering"
] |
543,215 | https://en.wikipedia.org/wiki/Specific%20activity | Specific activity (symbol a) is the activity per unit mass of a radionuclide and is a physical property of that radionuclide.
It is usually given in units of becquerel per kilogram (Bq/kg), but another commonly used unit of specific activity is the curie per gram (Ci/g).
In the context of radioactivity, activity or to... | Specific activity | [
"Physics",
"Chemistry",
"Mathematics"
] | 940 | [
"Quantity",
"Radioactivity quantities",
"Physical quantities",
"Radioactivity"
] |
543,288 | https://en.wikipedia.org/wiki/Sparse%20graph%20code | A Sparse graph code is a code which is represented by a sparse graph.
Any linear code can be represented as a graph, where there are two sets of nodes - a set representing the transmitted bits and another set representing the constraints that the transmitted bits have to satisfy. The state of the art classical error-c... | Sparse graph code | [
"Mathematics",
"Engineering"
] | 170 | [
"Reliability engineering",
"Error detection and correction",
"Mathematical objects",
"Matrices (mathematics)",
"Matrix stubs"
] |
544,255 | https://en.wikipedia.org/wiki/Ludwig%20Boltzmann | Ludwig Eduard Boltzmann (, ; ; 20 February 1844 – 5 September 1906) was an Austrian physicist and philosopher. His greatest achievements were the development of statistical mechanics and the statistical explanation of the second law of thermodynamics. In 1877 he provided the current definition of entropy, , where Ω is ... | Ludwig Boltzmann | [
"Physics",
"Chemistry"
] | 4,880 | [
"Theoretical physics",
"Fluid dynamicists",
"Thermodynamics",
"Thermodynamicists",
"Theoretical physicists",
"Fluid dynamics"
] |
544,333 | https://en.wikipedia.org/wiki/Eugene%20Mallove | Eugene Franklin Mallove (June 9, 1947 – May 14, 2004) was an American scientist, science writer, editor, and publisher of Infinite Energy magazine, and founder of the nonprofit organization New Energy Foundation. He was a proponent of cold fusion, and a supporter of its research and related exploratory alternative ene... | Eugene Mallove | [
"Physics",
"Chemistry"
] | 1,495 | [
"Nuclear fusion",
"Cold fusion",
"Nuclear physics"
] |
544,641 | https://en.wikipedia.org/wiki/CDNA%20library | A cDNA library is a combination of cloned cDNA (complementary DNA) fragments inserted into a collection of host cells, which constitute some portion of the transcriptome of the organism and are stored as a "library". cDNA is produced from fully transcribed mRNA found in the nucleus and therefore contains only the expre... | CDNA library | [
"Chemistry",
"Biology"
] | 1,149 | [
"Biochemistry",
"Molecular biology"
] |
544,672 | https://en.wikipedia.org/wiki/Slew%20rate | In electronics and electromagnetics, slew rate is defined as the change of voltage or current, or any other electrical or electromagnetic quantity, per unit of time. Expressed in SI units, the unit of measurement is given as the change per second, but in the context of electronic circuits a slew rate is usually express... | Slew rate | [
"Physics",
"Engineering"
] | 922 | [
"Temporal quantities",
"Physical quantities",
"Temporal rates",
"Electrical engineering",
"Electrical parameters"
] |
544,776 | https://en.wikipedia.org/wiki/Soil%20liquefaction | Soil liquefaction occurs when a cohesionless saturated or partially saturated soil substantially loses strength and stiffness in response to an applied stress such as shaking during an earthquake or other sudden change in stress condition, in which material that is ordinarily a solid behaves like a liquid. In soil mech... | Soil liquefaction | [
"Physics",
"Engineering",
"Environmental_science"
] | 3,482 | [
"Structural engineering",
"Physical phenomena",
"Applied and interdisciplinary physics",
"Weather",
"Soil mechanics",
"Natural disasters",
"Civil engineering",
"Earthquake engineering",
"Environmental soil science"
] |
544,888 | https://en.wikipedia.org/wiki/Invar | Invar, also known generically as FeNi36 (64FeNi in the US), is a nickel–iron alloy notable for its uniquely low coefficient of thermal expansion (CTE or α). The name Invar comes from the word invariable, referring to its relative lack of expansion or contraction with temperature changes, and is a registered trademark o... | Invar | [
"Physics",
"Chemistry"
] | 1,458 | [
"Nickel alloys",
"Ferrous alloys",
"Low thermal expansion materials",
"Materials",
"Alloys",
"Matter"
] |
544,919 | https://en.wikipedia.org/wiki/Eadie%E2%80%93Hofstee%20diagram | In biochemistry, an Eadie–Hofstee plot (or Eadie–Hofstee diagram) is a graphical representation of the Michaelis–Menten equation in enzyme kinetics. It has been known by various different names, including Eadie plot, Hofstee plot and Augustinsson plot. Attribution to Woolf is often omitted, because although Haldane and... | Eadie–Hofstee diagram | [
"Chemistry",
"Biology"
] | 872 | [
"Enzyme kinetics",
"Biotechnology",
"nan",
"Molecular biology",
"Biochemistry",
"Chemical kinetics"
] |
3,763,642 | https://en.wikipedia.org/wiki/Uranium%20diboride | Uranium boride (UB2), a compound of uranium and boron, is a very stable glassy boride material that is insoluble in water.
It is being explored as an ingredient in high entropy alloys, and as a method of immobilizing uranium-based radioactive waste, and rendering it safe for long-term storage. It has some applications... | Uranium diboride | [
"Physics",
"Chemistry"
] | 163 | [
"Inorganic compounds",
"Inorganic compound stubs",
"Materials",
"Nuclear materials",
"Matter"
] |
3,763,850 | https://en.wikipedia.org/wiki/Resampling%20%28statistics%29 | In statistics, resampling is the creation of new samples based on one observed sample.
Resampling methods are:
Permutation tests (also re-randomization tests)
Bootstrapping
Cross validation
Jackknife
Permutation tests
Permutation tests rely on resampling the original data assuming the null hypothesis. Based on t... | Resampling (statistics) | [
"Physics"
] | 2,755 | [
"Monte Carlo methods",
"Computational physics"
] |
3,764,207 | https://en.wikipedia.org/wiki/Pfitzner%E2%80%93Moffatt%20oxidation | The Pfitzner–Moffatt oxidation, sometimes referred to as simply the Moffatt oxidation, is a chemical reaction for the oxidation of primary and secondary alcohols to aldehydes and ketones, respectively. The oxidant is a combination of dimethyl sulfoxide (DMSO) and dicyclohexylcarbodiimide (DCC). The reaction was first... | Pfitzner–Moffatt oxidation | [
"Chemistry"
] | 430 | [
"Name reactions",
"Organic oxidation reactions",
"Organic reactions"
] |
3,764,368 | https://en.wikipedia.org/wiki/Torque%20limiter | A torque limiter is an automatic device that protects mechanical equipment, or its work, from damage by mechanical overload. A torque limiter may limit the torque by slipping (as in a friction plate slip-clutch), or uncouple the load entirely (as in a shear pin). The action of a torque limiter is especially useful to l... | Torque limiter | [
"Physics",
"Engineering"
] | 836 | [
"Force",
"Physical quantities",
"Mechanical engineering",
"Wikipedia categories named after physical quantities",
"Mechanisms (engineering)",
"Torque"
] |
3,766,499 | https://en.wikipedia.org/wiki/Eyring%20equation | The Eyring equation (occasionally also known as Eyring–Polanyi equation) is an equation used in chemical kinetics to describe changes in the rate of a chemical reaction against temperature. It was developed almost simultaneously in 1935 by Henry Eyring, Meredith Gwynne Evans and Michael Polanyi. The equation follows fr... | Eyring equation | [
"Physics",
"Chemistry"
] | 764 | [
"Reaction mechanisms",
"Chemical reaction engineering",
"Applied and interdisciplinary physics",
"Equations of physics",
"Eponymous equations of physics",
"Physical organic chemistry",
"nan",
"Chemical kinetics",
"Physical chemistry"
] |
3,766,560 | https://en.wikipedia.org/wiki/Entropy%20of%20activation | In chemical kinetics, the entropy of activation of a reaction is one of the two parameters (along with the enthalpy of activation) that are typically obtained from the temperature dependence of a reaction rate constant, when these data are analyzed using the Eyring equation of the transition state theory. The standard ... | Entropy of activation | [
"Chemistry"
] | 421 | [
"Chemical kinetics",
"Chemical reaction engineering"
] |
3,766,754 | https://en.wikipedia.org/wiki/Ningaloo%20Coast | The Ningaloo Coast is a World Heritage Site located in the north west coastal region of Western Australia. The heritage-listed area is located approximately north of Perth, along the East Indian Ocean. The distinctive Ningaloo Reef that fringes the Ningaloo Coast is long and is Australia's largest fringing coral ree... | Ningaloo Coast | [
"Biology"
] | 1,332 | [
"Biogeomorphology",
"Coral reefs"
] |
3,769,879 | https://en.wikipedia.org/wiki/DELTA%20%28taxonomy%29 | DELTA (DEscription Language for TAxonomy) is a data format used in taxonomy for recording descriptions of living things. It is designed for computer processing, allowing the generation of identification keys, diagnosis, etc.
It is widely accepted as a standard and many programs using this format are available for var... | DELTA (taxonomy) | [
"Biology"
] | 255 | [
"Taxonomy (biology)"
] |
20,241,654 | https://en.wikipedia.org/wiki/UNIFAC%20Consortium | The UNIFAC Consortium was founded at the Carl von Ossietzky University of Oldenburg at the chair of industrial chemistry of Prof. Gmehling to invite private companies to support the further development of the group-contribution methods UNIFAC and its successor modified UNIFAC (Dortmund). Both models are used for the p... | UNIFAC Consortium | [
"Physics",
"Chemistry"
] | 506 | [
"Thermodynamic models",
"Thermodynamics"
] |
20,250,709 | https://en.wikipedia.org/wiki/Anatoly%20Karatsuba | Anatoly Alexeyevich Karatsuba (his first name often spelled Anatolii) (; Grozny, Soviet Union, 31 January 1937 – Moscow, Russia, 28 September 2008) was a Russian mathematician working in the field of analytic number theory, p-adic numbers and Dirichlet series.
For most of his student and professional life he was assoc... | Anatoly Karatsuba | [
"Mathematics"
] | 5,259 | [
"Mathematical analysis",
"Number theorists",
"Number theory",
"Mathematical analysts"
] |
22,757,570 | https://en.wikipedia.org/wiki/Composite%20aircraft | A composite aircraft is made up of multiple component craft. It takes off and flies initially as a single aircraft, with the components able to separate in flight and continue as independent aircraft. Typically the larger aircraft acts as a carrier aircraft or mother ship, with the smaller sometimes called a parasite o... | Composite aircraft | [
"Engineering"
] | 1,632 | [
"Aircraft configurations",
"Aerospace engineering"
] |
22,758,158 | https://en.wikipedia.org/wiki/%CE%91-Hexachlorocyclohexane | α-Hexachlorocyclohexane (α-HCH) is an organochloride which is one of the isomers of hexachlorocyclohexane (HCH). It is a byproduct of the production of the insecticide lindane (γ-HCH) and it is typically still contained in commercial grade lindane used as insecticide. Lindane, however, has not been produced or used in... | Α-Hexachlorocyclohexane | [
"Chemistry"
] | 318 | [
"Persistent organic pollutants under the Convention on Long-Range Transboundary Air Pollution",
"Persistent organic pollutants under the Stockholm Convention"
] |
22,759,879 | https://en.wikipedia.org/wiki/Nowhere%20commutative%20semigroup | In mathematics, a nowhere commutative semigroup is a semigroup S such that, for all a and b in S, if ab = ba then a = b. A semigroup S is nowhere commutative if and only if any two elements of S are inverses of each other.
Characterization of nowhere commutative semigroups
Nowhere commutative semigroups can be charac... | Nowhere commutative semigroup | [
"Mathematics"
] | 412 | [
"Mathematical structures",
"Mathematical objects",
"Fields of abstract algebra",
"Algebraic structures",
"Semigroup theory"
] |
22,759,890 | https://en.wikipedia.org/wiki/EDTMP | EDTMP or ethylenediamine tetra(methylene phosphonic acid) is a phosphonic acid. It has chelating and anti corrosion properties. EDTMP is the phosphonate analog of EDTA. It is classified as a nitrogenous organic polyphosphonic acid.
Properties and applications
EDTMP is normally delivered as its sodium salt, which exh... | EDTMP | [
"Chemistry",
"Engineering",
"Environmental_science"
] | 206 | [
"Water treatment",
"Water pollution",
"Water technology",
"Environmental engineering",
"Corrosion inhibitors",
"Chelating agents",
"Process chemicals"
] |
22,760,945 | https://en.wikipedia.org/wiki/Current%20injection%20technique | The current injection technique is a technique developed to reduce the turn-OFF switching transient of power bipolar semiconductor devices. It was developed and published by Dr S. Eio of Staffordshire University (United Kingdom) in 2007.
Background
The Turn-OFF switching transient of silicon-based power bipolar semi... | Current injection technique | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 989 | [
"Electrical resistance and conductance",
"Physical quantities",
"Semiconductors",
"Materials",
"Electronic engineering",
"Condensed matter physics",
"Solid state engineering",
"Matter"
] |
22,762,505 | https://en.wikipedia.org/wiki/Epithelial%20polarity | Epithelial polarity is one example of the cell polarity that is a fundamental feature of many types of cells. Epithelial cells feature distinct 'apical', 'lateral' and 'basal' plasma membrane domains. Epithelial cells connect to one another via their lateral membranes to form epithelial sheets that line cavities and s... | Epithelial polarity | [
"Biology"
] | 1,558 | [
"Cell biology"
] |
22,762,876 | https://en.wikipedia.org/wiki/MAXEkSAT | MAXEkSAT is a problem in computational complexity theory that is a maximization version of the Boolean satisfiability problem 3SAT. In MAXEkSAT, each clause has exactly k literals, each with distinct variables, and is in conjunctive normal form. These are called k-CNF formulas. The problem is to determine the maximum n... | MAXEkSAT | [
"Mathematics"
] | 1,368 | [
"NP-hard problems",
"Mathematical problems",
"Computational problems"
] |
22,763,312 | https://en.wikipedia.org/wiki/Micromirror%20device | Micromirror devices are devices based on microscopically small mirrors. The mirrors are microelectromechanical systems (MEMS), which means that their states are controlled by applying a voltage between the two electrodes around the mirror arrays. Digital micromirror devices are used in video projectors and optics and m... | Micromirror device | [
"Materials_science",
"Engineering"
] | 377 | [
"Microelectronic and microelectromechanical systems",
"Materials science",
"Microtechnology"
] |
27,557,070 | https://en.wikipedia.org/wiki/Mountain%20Pass%20Rare%20Earth%20Mine | The Mountain Pass Rare Earth Mine and Processing Facility, owned by MP Materials, is an open-pit mine of rare-earth elements on the south flank of the Clark Mountain Range in California, southwest of Las Vegas, Nevada. In 2020 the mine supplied 15.8% of the world's rare-earth production. It is the only rare-earth mini... | Mountain Pass Rare Earth Mine | [
"Chemistry",
"Materials_science"
] | 1,868 | [
"Metallurgy",
"Metallurgical facilities"
] |
27,557,852 | https://en.wikipedia.org/wiki/Stable%20nucleic%20acid%20lipid%20particle | Stable nucleic acid lipid particles (SNALPs) are microscopic particles approximately 120 nanometers in diameter, smaller than the wavelengths of visible light. They have been used to deliver siRNAs therapeutically to mammals in vivo. In SNALPs, the siRNA is surrounded by a lipid bilayer containing a mixture of cationic... | Stable nucleic acid lipid particle | [
"Chemistry",
"Biology"
] | 2,420 | [
"Biochemistry",
"Molecular biology"
] |
5,106,912 | https://en.wikipedia.org/wiki/Immunocytochemistry | Immunocytochemistry (ICC) is a common laboratory technique that is used to anatomically visualize the localization of a specific protein or antigen in cells by use of a specific primary antibody that binds to it. The primary antibody allows visualization of the protein under a fluorescence microscope when it is bound b... | Immunocytochemistry | [
"Chemistry",
"Biology"
] | 1,270 | [
"Biochemistry methods",
"Staining",
"Protein methods",
"Protein biochemistry",
"Immunologic tests",
"Histology",
"Microbiology techniques",
"nan",
"Microscopy",
"Cell imaging"
] |
5,107,430 | https://en.wikipedia.org/wiki/Stoplogs | Stoplogs are hydraulic engineering control elements that are used in floodgates to adjust the water level or discharge in a river, canal, or reservoir. Stoplogs are designed to cut off or stop flow through a conduit. They are typically long rectangular timber beams or boards that are placed on top of each other and dro... | Stoplogs | [
"Physics",
"Chemistry",
"Engineering",
"Environmental_science"
] | 711 | [
"Hydrology",
"Physical systems",
"Hydraulics",
"Civil engineering",
"Environmental engineering",
"Hydraulic engineering"
] |
5,108,937 | https://en.wikipedia.org/wiki/Heteroclinic%20cycle | In mathematics, a heteroclinic cycle is an invariant set in the phase space of a dynamical system. It is a topological circle of equilibrium points and connecting heteroclinic orbits. If a heteroclinic cycle is asymptotically stable, approaching trajectories spend longer and longer periods of time in a neighbourhood of... | Heteroclinic cycle | [
"Physics",
"Mathematics"
] | 228 | [
"Mechanics",
"Dynamical systems"
] |
5,111,875 | https://en.wikipedia.org/wiki/Cadmium%20iodide | Cadmium iodide is an inorganic compound with the formula CdI2. It is a white hygroscopic solid. It also can be obtained as a mono- and tetrahydrate. It has few applications. It is notable for its crystal structure, which is typical for compounds of the form MX2 with strong polarization effects.
Preparation
Cadmium i... | Cadmium iodide | [
"Chemistry",
"Materials_science"
] | 505 | [
"Inorganic compounds",
"Crystal structure types",
"Salts",
"Crystallography",
"Metal halides"
] |
5,112,101 | https://en.wikipedia.org/wiki/Cadmium%20tungstate | Cadmium tungstate (CdWO4 or CWO), the cadmium salt of tungstic acid, is a dense, chemically inert solid which is used as a scintillation crystal to detect gamma rays. It has density of 7.9 g/cm3 and melting point of 1325 °C. It is toxic if inhaled or swallowed. Its crystals are transparent, colorless, with slight yello... | Cadmium tungstate | [
"Chemistry"
] | 459 | [
"Luminescence",
"Phosphors and scintillators"
] |
5,114,212 | https://en.wikipedia.org/wiki/Goursat%27s%20lemma | Goursat's lemma, named after the French mathematician Édouard Goursat, is an algebraic theorem about subgroups of the direct product of two groups.
It can be stated more generally in a Goursat variety (and consequently it also holds in any Maltsev variety), from which one recovers a more general version of Zassenhaus'... | Goursat's lemma | [
"Mathematics"
] | 901 | [
"Articles containing proofs"
] |
5,114,927 | https://en.wikipedia.org/wiki/Paser | A PASER (an acronym from Particle Acceleration by Stimulated Emission of Radiation) is a device that accelerates a coherent beam of electrons. This process was demonstrated for the first time in 2006 at the Brookhaven National Lab by a team of physicists from the Technion-Israel Institute of Technology.
Relativistic... | Paser | [
"Chemistry"
] | 253 | [
"Electron",
"Molecular physics"
] |
6,719,257 | https://en.wikipedia.org/wiki/Introduction%20to%20the%20mathematics%20of%20general%20relativity | The mathematics of general relativity is complicated. In Newton's theories of motion, an object's length and the rate at which time passes remain constant while the object accelerates, meaning that many problems in Newtonian mechanics may be solved by algebra alone. In relativity, however, an object's length and the ra... | Introduction to the mathematics of general relativity | [
"Physics"
] | 3,491 | [
"General relativity",
"Theory of relativity"
] |
6,721,300 | https://en.wikipedia.org/wiki/List%20of%20alpha%20emitting%20materials | The following are among the principal radioactive materials known to emit alpha particles.
209Bi, 211Bi, 212Bi, 213Bi
210Po, 211Po, 212Po, 214Po, 215Po, 216Po, 218Po
215At, 217At, 218At
218Rn, 219Rn, 220Rn, 222Rn, 226Rn
221Fr
223Ra, 224Ra, 226Ra
225Ac, 227Ac
227Th, 228Th, 229Th, 230Th, 232Th
231Pa
233U, 23... | List of alpha emitting materials | [
"Physics",
"Chemistry"
] | 151 | [
"Transport phenomena",
"Physical phenomena",
"Waves",
"Radiation",
"Nuclear physics",
"Radioactivity"
] |
35,582,176 | https://en.wikipedia.org/wiki/Deltorphin%20I | Deltorphin I, also known as [D-Ala2]deltorphin I or deltorphin C, is a naturally occurring, exogenous opioid heptapeptide and hence, exorphin, with the amino acid sequence Tyr-D-Ala-Phe-Asp-Val-Val-Gly-NH2. While not known to be endogenous to humans or other mammals, deltorphin I, along with the other deltorphins and t... | Deltorphin I | [
"Chemistry"
] | 214 | [
"Biomolecules by chemical classification",
"Peptides",
"Molecular biology"
] |
35,590,090 | https://en.wikipedia.org/wiki/Compositional%20domain | A compositional domain in genetics is a region of DNA with a distinct guanine (G) and cytosine (C) G-C and C-G content (collectively GC content). The homogeneity of compositional domains is compared to that of the chromosome on which they reside. As such, compositional domains can be homogeneous or nonhomogeneous domai... | Compositional domain | [
"Chemistry",
"Biology"
] | 456 | [
"Biochemistry",
"nan",
"Molecular biology"
] |
32,908,006 | https://en.wikipedia.org/wiki/Microbial%20electrosynthesis | Microbial electrosynthesis (MES) is a form of microbial electrocatalysis in which electrons are supplied to living microorganisms via a cathode in an electrochemical cell by applying an electric current. The electrons are then used by the microorganisms to reduce carbon dioxide to yield industrially relevant products. ... | Microbial electrosynthesis | [
"Physics",
"Engineering",
"Biology"
] | 428 | [
"Physical quantities",
"Biotechnology",
"Power (physics)",
"Electric power",
"nan",
"Electrical engineering"
] |
28,833,800 | https://en.wikipedia.org/wiki/Slurry%20transport | Slurry transport uses several methods: hydraulic conveying; conventional lean slurry conveying; and high concentration slurry disposal (HCSD). The latter, HCSD, is a relatively modern approach, which is used to transfer high throughputs of fine fly ash over long distances (>) using high pressure diaphragm pumps with v... | Slurry transport | [
"Chemistry",
"Engineering"
] | 268 | [
"Water treatment",
"Waste treatment technology",
"Environmental engineering"
] |
28,835,992 | https://en.wikipedia.org/wiki/Single%20domain%20%28magnetic%29 | In magnetism, single domain refers to the state of a ferromagnet (in the broader meaning of the term that includes ferrimagnetism) in which the magnetization does not vary across the magnet. A magnetic particle that stays in a single domain state for all magnetic fields is called a single domain particle (but other def... | Single domain (magnetic) | [
"Chemistry",
"Materials_science"
] | 1,483 | [
"Magnetic ordering",
"Ferromagnetism"
] |
21,321,517 | https://en.wikipedia.org/wiki/Quintom%20scenario | The Quintom scenario (derived from the words quintessence and phantom, as in phantom energy) is a hypothetical model of dark energy.
Equation of State
In this scenario, the equation of state of the dark energy, relating its pressure and energy density, can cross the boundary associated with the cosmological constan... | Quintom scenario | [
"Physics",
"Astronomy"
] | 204 | [
"Unsolved problems in astronomy",
"Physical quantities",
"Concepts in astronomy",
"Unsolved problems in physics",
"Energy (physics)",
"Dark energy",
"Wikipedia categories named after physical quantities"
] |
21,323,727 | https://en.wikipedia.org/wiki/X-ray%20filter | An X-ray filter (or compensating filter) is a device placed in front of an X-ray source in order to reduce the intensity of particular wavelengths from its spectrum and selectively alter the distribution of X-ray wavelengths within a given beam before reaching the image receptor. Adding a filtration device to certain x... | X-ray filter | [
"Physics"
] | 1,930 | [
"X-rays",
"Spectrum (physical sciences)",
"Electromagnetic spectrum"
] |
21,329,022 | https://en.wikipedia.org/wiki/Dichlorine%20hexoxide | Dichlorine hexoxide is the chemical compound with the molecular formula , which is correct for its gaseous state. However, in liquid or solid form, this chlorine oxide ionizes into the dark red ionic compound chloryl perchlorate , which may be thought of as the mixed anhydride of chloric and perchloric acids. This comp... | Dichlorine hexoxide | [
"Chemistry"
] | 552 | [
"Perchlorates",
"Salts"
] |
21,330,156 | https://en.wikipedia.org/wiki/Graphane | Graphane is a two-dimensional polymer of carbon and hydrogen with the formula unit (CH)n where n is large. Partial hydrogenation results in hydrogenated graphene, which was reported by Elias et al. in 2009 by a TEM study to be "direct evidence for a new graphene-based derivative". The authors viewed the panorama as "a ... | Graphane | [
"Chemistry",
"Materials_science"
] | 1,004 | [
"Hydrocarbons",
"Superconductivity",
"Organic compounds",
"Polymer chemistry",
"Superconductors",
"Polymers"
] |
25,694,179 | https://en.wikipedia.org/wiki/Vibratory%20shear-enhanced%20process | Vibratory shear enhanced process (VSEP) is a membrane separation technology platform invented in 1987 and patented in 1989 by Dr. J. Brad Culkin. VSEP's vibration system was designed to prevent membrane fouling, or the build-up of solid particles on the surface of the membrane. VSEP systems have been applied in a varie... | Vibratory shear-enhanced process | [
"Chemistry"
] | 455 | [
"Membrane technology",
"Filtration",
"Separation processes"
] |
25,694,349 | https://en.wikipedia.org/wiki/Metastate | In statistical mechanics, the metastate is a probability measure on the
space of all thermodynamic states for a system with quenched randomness. The term metastate, in this context, was first used in by Charles M. Newman and Daniel L. Stein in 1996..
Two different versions have been proposed:
1) The Aizenman-Wehr co... | Metastate | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 327 | [
"Phases of matter",
"Materials science",
"Condensed matter physics",
"Statistical mechanics",
"Matter"
] |
25,696,548 | https://en.wikipedia.org/wiki/International%20Space%20Education%20Institute | The International Space Education Institute was established in Leipzig, Germany by Ralf Heckel and 6 more members of the society including Prof. Dr. Jesco von Puttkamer as councilor in October 2005 to support high school and college students in international space competitions (Amtsgericht Leipzig, VR 4401, non-profit,... | International Space Education Institute | [
"Astronomy"
] | 133 | [
"Outer space",
"Astronomy stubs",
"Astronomy organizations",
"Space organizations",
"Outer space stubs"
] |
25,697,878 | https://en.wikipedia.org/wiki/Airborne%20Launch%20Control%20System | The Airborne Launch Control System (ALCS) provides a survivable launch capability for the United States Air Force's LGM-30G Minuteman III intercontinental ballistic missile (ICBM) force. The ALCS is operated by airborne missileers from Air Force Global Strike Command's (AFGSC) 625th Strategic Operations Squadron (STOS)... | Airborne Launch Control System | [
"Chemistry",
"Engineering"
] | 1,057 | [
"Military communications",
"Telecommunications engineering",
"Radioactivity",
"Nuclear warfare"
] |
25,698,625 | https://en.wikipedia.org/wiki/Journal%20of%20Mechanics%20in%20Medicine%20and%20Biology | The Journal of Mechanics in Medicine and Biology is a peer-reviewed medical journal that was established in 2001 and is published by World Scientific. It covers research in the field of mechanics as applied to medicine and biology.
Abstracting and indexing
The journal is abstracted and indexed in:
Academic OneFile
... | Journal of Mechanics in Medicine and Biology | [
"Engineering",
"Biology"
] | 201 | [
"Biological engineering",
"Bioengineering stubs",
"Biotechnology stubs",
"Medical technology stubs",
"Medical technology"
] |
25,698,853 | https://en.wikipedia.org/wiki/Journal%20of%20Nonlinear%20Optical%20Physics%20%26%20Materials | The Journal of Nonlinear Optical Physics & Materials is a quarterly peer-reviewed scientific journal that was established in 1992 and is published by World Scientific. It covers developments in the field of nonlinear interactions of light with matter, guided waves, and solitons, as well as their applications, such as i... | Journal of Nonlinear Optical Physics & Materials | [
"Materials_science",
"Engineering"
] | 149 | [
"Materials science stubs",
"Materials science journals",
"Materials science journal stubs",
"Materials science"
] |
25,699,501 | https://en.wikipedia.org/wiki/Baltic%20Sea%20hypoxia | Baltic Sea hypoxia refers to low levels of oxygen in bottom waters, also known as hypoxia, occurring regularly in the Baltic Sea. the total area of bottom covered with hypoxic waters with oxygen concentrations less than 2 mg/L in the Baltic Sea has averaged 49,000 km2 over the last 40 years. The ultimate cause of hypo... | Baltic Sea hypoxia | [
"Chemistry",
"Biology",
"Environmental_science"
] | 994 | [
"Algae",
"Water treatment",
"Water pollution",
"Water quality indicators",
"Algal blooms"
] |
25,700,410 | https://en.wikipedia.org/wiki/Albion%20process | The Albion process is an atmospheric leaching process for processing zinc concentrate, refractory copper and refractory gold. The process is important because it is the most cost-effective method currently in use for extracting both the zinc and lead from concentrates that contain high lead levels (7% or greater). Zinc... | Albion process | [
"Chemistry",
"Materials_science"
] | 441 | [
"Metallurgical processes",
"Metallurgy"
] |
30,295,004 | https://en.wikipedia.org/wiki/C14H12N2O2 | {{DISPLAYTITLE:C14H12N2O2}}
The molecular formula C14H12N2O2 may refer to:
Benzoylphenylurea
N-Benzoyl-N′-phenylurea
1,4-Diamino-2,3-dihydroanthraquinone
Dibenzoylhydrazine | C14H12N2O2 | [
"Chemistry"
] | 80 | [
"Isomerism",
"Set index articles on molecular formulas"
] |
30,295,206 | https://en.wikipedia.org/wiki/Laser%20guided%20and%20stabilized%20arc%20welding | Laser guided and stabilized welding (LGS-welding) is a process in which a laser beam irradiates an electrical heated plasma arc to set a path of increased conductivity. Therefore, the arc's energy can be spatial directed and the plasma burns more stable. The process must be distinguished from laser-hybrid welding, sinc... | Laser guided and stabilized arc welding | [
"Engineering"
] | 1,036 | [
"Welding",
"Mechanical engineering"
] |
30,304,860 | https://en.wikipedia.org/wiki/Rabi%20resonance%20method | Rabi resonance method is a technique developed by Isidor Isaac Rabi for measuring the nuclear spin. The atom is placed in a static magnetic field and a perpendicular rotating magnetic field.
We present a classical treatment in here.
Theory
When only the static magnetic field (B0) is turned on, the spin will precess ... | Rabi resonance method | [
"Physics",
"Chemistry"
] | 492 | [
"Quantum optics",
"Quantum mechanics",
"Atomic physics",
" molecular",
"Atomic",
" and optical physics"
] |
30,308,303 | https://en.wikipedia.org/wiki/Bergman%E2%80%93Weil%20formula | In mathematics, the Bergman–Weil formula is an integral representation for holomorphic functions of several variables generalizing the Cauchy integral formula. It was introduced by and .
Weil domains
A Weil domain is an analytic polyhedron with a domain U in Cn defined by inequalities fj(z) < 1
for functions fj th... | Bergman–Weil formula | [
"Mathematics"
] | 163 | [
"Theorems in mathematical analysis",
"Functions and mappings",
"Several complex variables",
"Theorems in complex analysis",
"Mathematical objects",
"Mathematical relations"
] |
2,016,219 | https://en.wikipedia.org/wiki/National%20Institute%20of%20Building%20Sciences | The National Institute of Building Sciences is a non-profit, non-governmental organization that identifies and resolves problems and potential issues in the built environment throughout the United States. Its creation was authorized by the U.S. Congress in the Housing and Community Development Act of 1974.
Board of di... | National Institute of Building Sciences | [
"Engineering"
] | 518 | [
"Building engineering",
"Building engineering organizations"
] |
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