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 |
|---|---|---|---|---|---|---|
30,733,508 | https://en.wikipedia.org/wiki/Aleksandrov%E2%80%93Rassias%20problem | The theory of isometries in the framework of Banach spaces has its beginning in a paper by Stanisław Mazur and Stanisław M. Ulam in 1932. They proved the Mazur–Ulam theorem stating that every isometry of a normed real linear space onto a normed real linear space is a linear mapping up to translation. In 1970, Aleksandr... | Aleksandrov–Rassias problem | [
"Mathematics"
] | 523 | [
"Mathematical analysis",
"Mathematical objects",
"Functional equations",
"Equations"
] |
30,733,523 | https://en.wikipedia.org/wiki/Cauchy%E2%80%93Rassias%20stability | A classical problem of Stanislaw Ulam in the theory of functional equations is the following: When is it true that a function which approximately satisfies a functional equation E must be close to an exact solution of E? In 1941, Donald H. Hyers gave a partial affirmative answer to this question in the context of Banac... | Cauchy–Rassias stability | [
"Mathematics"
] | 1,278 | [
"Functions and mappings",
"Mathematical analysis",
"Functional analysis",
"Functional equations",
"Mathematical objects",
"Equations",
"Mathematical relations"
] |
34,774,698 | https://en.wikipedia.org/wiki/Seiberg%E2%80%93Witten%20map | The Seiberg–Witten map is a map used in gauge theory and string theory introduced by Nathan Seiberg and Edward Witten which relates non-commutative degrees of freedom of a gauge theory to their commutative counterparts. It was argued by Seiberg and Witten that certain non-commutative gauge theories are equivalent to co... | Seiberg–Witten map | [
"Physics",
"Astronomy"
] | 114 | [
"String theory",
"Astronomical hypotheses",
"Quantum mechanics",
"Quantum physics stubs"
] |
34,775,719 | https://en.wikipedia.org/wiki/Velocity%20triangle | In turbomachinery, a velocity triangle or a velocity diagram is a triangle representing the various components of velocities of the working fluid in a turbomachine. Velocity triangles may be drawn for both the inlet and outlet sections of any turbomachine. The vector nature of velocity is utilized in the triangles, and... | Velocity triangle | [
"Physics",
"Engineering"
] | 243 | [
"Civil engineering",
"Applied and interdisciplinary physics",
"Fluid mechanics",
"Mechanical engineering"
] |
34,778,599 | https://en.wikipedia.org/wiki/RNA%20CoSSMos | The RNA Characterization of Secondary Structure Motifs database (RNA CoSSMos) is a repository of three-dimensional nucleic acid PDB structures containing secondary structure motifs ( loops, hairpin loops ...).
See also
Nucleic acid secondary structure
References
External links
https://www.rnacossmos.com/
Biologic... | RNA CoSSMos | [
"Physics",
"Chemistry",
"Biology"
] | 74 | [
"Applied and interdisciplinary physics",
"Molecular geometry",
"Molecules",
"Stereochemistry",
"Bioinformatics",
"Biophysics",
"Stereochemistry stubs",
"Biological databases",
"Matter"
] |
34,779,206 | https://en.wikipedia.org/wiki/Photovoltaic%20power%20station | A photovoltaic power station, also known as a solar park, solar farm, or solar power plant, is a large-scale grid-connected photovoltaic power system (PV system) designed for the supply of merchant power. They are different from most building-mounted and other decentralized solar power because they supply power at the ... | Photovoltaic power station | [
"Engineering"
] | 5,514 | [
"Construction",
"Infrastructure"
] |
34,781,467 | https://en.wikipedia.org/wiki/Porteous%20formula | In mathematics, the Porteous formula, or Thom–Porteous formula, or Giambelli–Thom–Porteous formula, is an expression for the fundamental class of a degeneracy locus (or determinantal variety) of a morphism of vector bundles in terms of Chern classes. Giambelli's formula is roughly the special case when the vector bundl... | Porteous formula | [
"Mathematics"
] | 267 | [
"Theorems in algebraic geometry",
"Theorems in geometry"
] |
34,781,952 | https://en.wikipedia.org/wiki/Sarason%20interpolation%20theorem | In mathematics complex analysis, the Sarason interpolation theorem, introduced by , is a generalization of the Caratheodory interpolation theorem and Nevanlinna–Pick interpolation.
References
Theorems in analysis
Interpolation | Sarason interpolation theorem | [
"Mathematics"
] | 51 | [
"Theorems in mathematical analysis",
"Mathematical analysis",
"Mathematical analysis stubs",
"Mathematical problems",
"Mathematical theorems"
] |
34,782,682 | https://en.wikipedia.org/wiki/Decoupling%20%28cosmology%29 | In cosmology, decoupling is a period in the development of the universe when different types of particles fall out of thermal equilibrium with each other. This occurs as a result of the expansion of the universe, as their interaction rates decrease (and mean free paths increase) up to this critical point. The two verif... | Decoupling (cosmology) | [
"Physics",
"Astronomy"
] | 876 | [
"Astrophysics",
"Theoretical physics",
"Physical cosmology",
"Astronomical sub-disciplines"
] |
34,783,762 | https://en.wikipedia.org/wiki/Decoupling%20%28meteorology%29 | In weather forecasting, decoupling is a process in which two adjacent layers of Earth's atmosphere stop interacting.
Process
During the day when the sun shines and warms the land, air at the surface of the earth is heated and rises. This rising air mixes the atmosphere near the earth. At night, this process stops and... | Decoupling (meteorology) | [
"Physics"
] | 193 | [
"Meteorological phenomena",
"Physical phenomena",
"Earth phenomena"
] |
34,784,308 | https://en.wikipedia.org/wiki/BigDFT | BigDFT is a free software package for physicists and chemists, distributed under the GNU General Public License, whose main program allows the total energy, charge density, and electronic structure of systems made of electrons and nuclei (molecules and periodic/crystalline solids) to be calculated within density functi... | BigDFT | [
"Physics",
"Chemistry"
] | 363 | [
"Computational chemistry software",
"Chemistry software",
"Computational physics",
"Computational chemistry",
"Density functional theory software"
] |
27,908,073 | https://en.wikipedia.org/wiki/Triton%20Systems | Triton Systems LLC is a manufacturer of automated teller machines (ATMs). Triton ATMs are built in Long Beach, Mississippi. Triton has been in business since 1979, and has nearly 200,000 installations in over 24 countries.
History
Founded in 1979 by Ernest L. Burdette, Frank J. Wilem, Jr., and Robert E. Sandoz, Triton... | Triton Systems | [
"Engineering"
] | 804 | [
"Automation",
"Automated teller machines"
] |
27,908,089 | https://en.wikipedia.org/wiki/Infinite-dimensional%20vector%20function | An infinite-dimensional vector function is a function whose values lie in an infinite-dimensional topological vector space, such as a Hilbert space or a Banach space.
Such functions are applied in most sciences including physics.
Example
Set for every positive integer and every real number Then the function defi... | Infinite-dimensional vector function | [
"Physics",
"Mathematics"
] | 1,057 | [
"Vector spaces",
"Calculus",
"Quantum mechanics",
"Space (mathematics)",
"Topological vector spaces",
"Differential calculus",
"Hilbert spaces"
] |
27,914,146 | https://en.wikipedia.org/wiki/Drugs.com | Drugs.com is an online pharmaceutical encyclopedia that provides drug information for consumers and healthcare professionals, primarily in the United States. It self-describes its information as "accurate and independent" yet limited to being "for educational purposes only and is not intended for medical advice, diagno... | Drugs.com | [
"Chemistry"
] | 577 | [
"Pharmacology",
"Chemicals in medicine",
"Drugs",
"Products of chemical industry"
] |
27,914,444 | https://en.wikipedia.org/wiki/Weighted%20sum%20model | In decision theory, the weighted sum model (WSM), also called weighted linear combination (WLC) or simple additive weighting (SAW), is the best known and simplest multi-criteria decision analysis (MCDA) / multi-criteria decision making method for evaluating a number of alternatives in terms of a number of decision crit... | Weighted sum model | [
"Mathematics"
] | 740 | [
"Applied mathematics",
"Control theory",
"Dynamical systems"
] |
27,915,795 | https://en.wikipedia.org/wiki/Process%20analytical%20chemistry | Process analytical chemistry (PAC) is the application of analytical chemistry with specialized techniques, algorithms, and sampling equipment for solving problems related to chemical processes. It is a specialized form of analytical chemistry used for process manufacturing similar to process analytical technology (PAT)... | Process analytical chemistry | [
"Chemistry",
"Materials_science",
"Biology"
] | 469 | [
"Chromatography",
"Microfluidics",
"Microtechnology",
"Separation processes",
"Instrumental analysis",
"Biochemical separation processes",
"Computational chemistry",
"Molecular biology techniques",
"Electrochemistry",
"Cheminformatics",
"nan",
"Electrophoresis"
] |
35,917,093 | https://en.wikipedia.org/wiki/List%20of%20sequenced%20animal%20genomes | This list of sequenced animal genomes contains animal species for which complete genome sequences have been assembled, annotated and published. Substantially complete draft genomes are included, but not partial genome sequences or organelle-only sequences.
Porifera
Amphimedon queenslandica, a sponge (2009)
Stylissa ... | List of sequenced animal genomes | [
"Engineering",
"Biology"
] | 12,228 | [
"Lists of sequenced genomes",
"DNA sequencing",
"Genetic engineering",
"Genome projects"
] |
31,710,022 | https://en.wikipedia.org/wiki/Spiruchostatin | Spiruchostatins are a group of chemical compounds isolated from Pseudomonas sp. as gene expression-enhancing substances. They possess novel bicyclic depsipeptides involving 4-amino-3-hydroxy-5-methylhexanoic acid and 4-amino-3-hydroxy-5-methylheptanoic acid residues. The two main forms are spiruchostatin A and spiruch... | Spiruchostatin | [
"Chemistry"
] | 356 | [
"Chemicals in medicine",
"Prodrugs"
] |
31,710,978 | https://en.wikipedia.org/wiki/S-Nitrosylation | In biochemistry, S-nitrosylation is the covalent attachment of a nitric oxide group () to a cysteine thiol within a protein to form an S-nitrosothiol (SNO). S-Nitrosylation has diverse regulatory roles in bacteria, yeast and plants and in all mammalian cells. It thus operates as a fundamental mechanism for cellular sig... | S-Nitrosylation | [
"Chemistry"
] | 1,002 | [
"Protein biosynthesis",
"Gene expression",
"Biosynthesis",
"Structural biology",
"nan",
"Protein structure"
] |
31,714,734 | https://en.wikipedia.org/wiki/Kummer%27s%20congruence | In mathematics, Kummer's congruences are some congruences involving Bernoulli numbers, found by .
used Kummer's congruences to define the p-adic zeta function.
Statement
The simplest form of Kummer's congruence states that
where p is a prime, h and k are positive even integers not divisible by p−1 and the numbers ... | Kummer's congruence | [
"Mathematics"
] | 245 | [
"Theorems in number theory",
"Arithmetic",
"Mathematical problems",
"Mathematical theorems",
"Modular arithmetic",
"Number theory"
] |
43,010,045 | https://en.wikipedia.org/wiki/Point-to-point%20encryption | Point-to-point encryption (P2PE) is a standard established by the PCI Security Standards Council. The objective of P2PE is to provide a payment security solution that instantaneously converts confidential payment card (credit and debit card) data and information into indecipherable code at the time the card is swiped, ... | Point-to-point encryption | [
"Mathematics",
"Engineering"
] | 1,347 | [
"Applied mathematics",
"Cryptography",
"Cybersecurity engineering"
] |
43,016,216 | https://en.wikipedia.org/wiki/Prandtl%20condition | In fluid mechanics the Prandtl condition was suggested by the German physicist Ludwig Prandtl to identify possible boundary layer separation points of incompressible fluid flows.
Prandtl condition-in normal shock
In the case of normal shock, flow is assumed to be in a steady state and thickness of shock is very small... | Prandtl condition | [
"Chemistry",
"Engineering"
] | 322 | [
"Piping",
"Chemical engineering",
"Fluid dynamics"
] |
5,314,955 | https://en.wikipedia.org/wiki/Body%20capacitance | Body capacitance is the physical property of a human body to act as a capacitor. Like any other electrically conductive object, a human body can store electric charge if insulated. The actual amount of capacitance varies with the surroundings; it would be low when standing on top of a pole with nothing nearby, but high... | Body capacitance | [
"Physics",
"Biology"
] | 897 | [
"Physical quantities",
"Biotechnology",
"Capacitors",
"nan",
"Capacitance"
] |
5,315,016 | https://en.wikipedia.org/wiki/Aeration | Aeration (also called aerification or aeriation) is the process by which air is circulated through, mixed with or dissolved in a liquid or other substances that act as a fluid (such as soil). Aeration processes create additional surface area in the mixture, allowing greater chemical or suspension reactions.
Aeration o... | Aeration | [
"Chemistry"
] | 624 | [
"Chemical process engineering",
"Chemical processes",
"nan"
] |
5,315,359 | https://en.wikipedia.org/wiki/Reluctance%20motor | A reluctance motor is a type of electric motor that induces non-permanent magnetic poles on the ferromagnetic rotor. The rotor does not have any windings. It generates torque through magnetic reluctance.
Reluctance motor subtypes include synchronous, variable, switched and variable stepping.
Reluctance motors can del... | Reluctance motor | [
"Technology",
"Engineering"
] | 985 | [
"Electrical engineering",
"Engines",
"Electric motors"
] |
5,317,429 | https://en.wikipedia.org/wiki/Hexanitrohexaazaisowurtzitane | Hexanitrohexaazaisowurtzitane, also called HNIW and CL-20, is a polycyclic nitroamine explosive with the formula . It has a better oxidizer-to-fuel ratio than conventional HMX or RDX. It releases 20% more energy than traditional HMX-based propellants.
History and use
In the 1980s, CL-20 was developed by the China Lak... | Hexanitrohexaazaisowurtzitane | [
"Chemistry"
] | 924 | [
"Explosive chemicals"
] |
5,318,198 | https://en.wikipedia.org/wiki/Transmission%20coefficient | The transmission coefficient is used in physics and electrical engineering when wave propagation in a medium containing discontinuities is considered. A transmission coefficient describes the amplitude, intensity, or total power of a transmitted wave relative to an incident wave.
Overview
Different fields of applicat... | Transmission coefficient | [
"Physics"
] | 937 | [
"Theoretical physics",
"Quantum mechanics"
] |
5,318,954 | https://en.wikipedia.org/wiki/Double%20diode%20triode | A double diode triode is a type of electronic vacuum tube once widely used in radio receivers. The tube has a triode for amplification, along with two diodes, one typically for use as a detector and the other as a rectifier for automatic gain control, in one envelope. In practice the two diodes usually share a common ... | Double diode triode | [
"Physics"
] | 1,145 | [
"Vacuum tubes",
"Vacuum",
"Matter"
] |
5,321,204 | https://en.wikipedia.org/wiki/D/U%20ratio | In the design of radio broadcast systems, especially television systems, the desired-to-undesired channel ratio (D/U ratio) is a measure of the strength of the broadcast signal for a particular channel compared with the strength of undesired broadcast signals in the same channel (e.g. from other nearby transmitting sta... | D/U ratio | [
"Mathematics",
"Engineering"
] | 102 | [
"Quantity",
"Metrics",
"Engineering ratios"
] |
5,321,285 | https://en.wikipedia.org/wiki/Radium%20and%20radon%20in%20the%20environment | Radium and radon are important contributors to environmental radioactivity. Radon occurs naturally as a result of decay of radioactive elements in soil and it can accumulate in houses built on areas where such decay occurs. Radon is a major cause of cancer; it is estimated to contribute to ~2% of all cancer related dea... | Radium and radon in the environment | [
"Physics",
"Chemistry",
"Biology",
"Environmental_science"
] | 2,188 | [
"Nuclear chemistry",
"Radiobiology",
"Environmental chemistry",
"Nuclear technology",
"Soil contamination",
"nan",
"Nuclear physics",
"Radioactivity"
] |
26,028,285 | https://en.wikipedia.org/wiki/Buckingham%20potential | In theoretical chemistry, the Buckingham potential is a formula proposed by Richard Buckingham which describes the Pauli exclusion principle and van der Waals energy for the interaction of two atoms that are not directly bonded as a function of the interatomic distance . It is a variety of interatomic potentials.
Her... | Buckingham potential | [
"Physics",
"Chemistry",
"Materials_science",
"Mathematics",
"Engineering"
] | 848 | [
"Molecular physics",
"Quantum mechanics",
"Intermolecular forces",
"Materials science",
"Quantum mechanical potentials",
"Computational chemistry",
"Theoretical chemistry",
"Condensed matter physics",
"Thermodynamics",
"nan",
"Chemical bonding",
"Dynamical systems"
] |
26,028,993 | https://en.wikipedia.org/wiki/Movable%20cellular%20automaton | The movable cellular automaton (MCA) method is a method in computational solid mechanics based on the discrete concept. It provides advantages both of classical cellular automaton and discrete element methods. One important advantage of the MCA method is that it permits direct simulation of material fracture, including... | Movable cellular automaton | [
"Physics",
"Chemistry",
"Materials_science",
"Mathematics",
"Engineering"
] | 1,238 | [
"Solid mechanics",
"Mathematical modeling",
"Recreational mathematics",
"Applied mathematics",
"Phases of matter",
"Computational mathematics",
"Materials science",
"Cellular automata",
"Mechanics",
"Condensed matter physics",
"Mathematical relations",
"Numerical analysis",
"Approximations",... |
29,230,765 | https://en.wikipedia.org/wiki/Uniform%20limit%20theorem | In mathematics, the uniform limit theorem states that the uniform limit of any sequence of continuous functions is continuous.
Statement
More precisely, let X be a topological space, let Y be a metric space, and let ƒn : X → Y be a sequence of functions converging uniformly to a function ƒ : X → Y. According to the u... | Uniform limit theorem | [
"Mathematics"
] | 716 | [
"Theorems in mathematical analysis",
"Theorems in real analysis"
] |
29,237,460 | https://en.wikipedia.org/wiki/Shapley%E2%80%93Folkman%20lemma | The Shapley–Folkman lemma is a result in convex geometry that describes the Minkowski addition of sets in a vector space. It is named after mathematicians Lloyd Shapley and Jon Folkman, but was first published by the economist Ross M. Starr.
The lemma may be intuitively understood as saying that, if the number of summ... | Shapley–Folkman lemma | [
"Mathematics"
] | 5,499 | [
"Mathematical theorems",
"Additive combinatorics",
"Geometric transversal theory",
"Combinatorics",
"Basic concepts in set theory",
"Sumsets",
"Families of sets",
"Geometry",
"Theorems in geometry",
"Mathematical problems"
] |
3,953,835 | https://en.wikipedia.org/wiki/FLAG-tag | FLAG-tag, or FLAG octapeptide, or FLAG epitope, is a peptide protein tag that can be added to a protein using recombinant DNA technology, having the sequence DYKDDDDK (where D=aspartic acid, Y=tyrosine, and K=lysine). It is one of the most specific tags and it is an artificial antigen to which specific, high affinity m... | FLAG-tag | [
"Chemistry",
"Biology"
] | 828 | [
"Biochemistry methods",
"Separation processes",
"Chemical tests",
"Biochemical separation processes",
"nan",
"Biochemistry detection methods",
"Biochemistry",
"Molecular biology"
] |
3,954,001 | https://en.wikipedia.org/wiki/Architectural%20glass | Architectural glass is glass that is used as a building material. It is most typically used as transparent glazing material in the building envelope, including windows in the external walls. Glass is also used for internal partitions and as an architectural feature. When used in buildings, glass is often of a safety ty... | Architectural glass | [
"Physics",
"Chemistry",
"Materials_science",
"Technology",
"Engineering"
] | 4,397 | [
"Glass engineering and science",
"Physical phenomena",
"Glass",
"Building engineering",
"Glass production",
"Unsolved problems in physics",
"Optical phenomena",
"Homogeneous chemical mixtures",
"Materials",
"Glass architecture",
"Architectural elements",
"Transparent materials",
"Amorphous s... |
3,955,450 | https://en.wikipedia.org/wiki/Neutral%20current | Weak neutral current interactions are one of the ways in which subatomic particles can interact by means of the weak force. These interactions are mediated by the Z boson. The discovery of weak neutral currents was a significant step toward the unification of electromagnetism and the weak force into the electroweak fo... | Neutral current | [
"Physics"
] | 754 | [
"Physical phenomena",
"Fundamental interactions",
"Electroweak theory"
] |
3,957,132 | https://en.wikipedia.org/wiki/List%20of%20uniform%20polyhedra%20by%20spherical%20triangle | There are many relations among the uniform polyhedra. This List of uniform polyhedra by spherical triangle groups them by the Wythoff symbol.
Key
The vertex figure can be discovered by considering the Wythoff symbol:
p|q r - 2p edges, alternating q-gons and r-gons. Vertex figure (q.r)p.
p|q 2 - p edges, q-gons (her... | List of uniform polyhedra by spherical triangle | [
"Physics"
] | 293 | [
"Uniform polytopes",
"Uniform polyhedra",
"Symmetry"
] |
3,957,200 | https://en.wikipedia.org/wiki/Kleisli%20category | In category theory, a Kleisli category is a category naturally associated to any monad T. It is equivalent to the category of free T-algebras. The Kleisli category is one of two extremal solutions to the question: "Does every monad arise from an adjunction?" The other extremal solution is the Eilenberg–Moore category. ... | Kleisli category | [
"Mathematics"
] | 770 | [
"Mathematical structures",
"Category theory",
"Categories in category theory"
] |
3,957,297 | https://en.wikipedia.org/wiki/Solving%20the%20geodesic%20equations | Solving the geodesic equations is a procedure used in mathematics, particularly Riemannian geometry, and in physics, particularly in general relativity, that results in obtaining geodesics. Physically, these represent the paths of (usually ideal) particles with no proper acceleration, their motion satisfying the geodes... | Solving the geodesic equations | [
"Physics"
] | 578 | [
"General relativity",
"Relativity stubs",
"Theory of relativity"
] |
3,957,360 | https://en.wikipedia.org/wiki/Mass-to-charge%20ratio | The mass-to-charge ratio (m/Q) is a physical quantity relating the mass (quantity of matter) and the electric charge of a given particle, expressed in units of kilograms per coulomb (kg/C). It is most widely used in the electrodynamics of charged particles, e.g. in electron optics and ion optics.
It appears in the sci... | Mass-to-charge ratio | [
"Physics",
"Chemistry",
"Mathematics"
] | 2,331 | [
"Physical phenomena",
"Physical quantities",
"Spectrum (physical sciences)",
"Instrumental analysis",
"Quantity",
"Mass",
"Ratios",
"Arithmetic",
"Mass spectrometry",
"Physical properties",
"Matter"
] |
3,957,700 | https://en.wikipedia.org/wiki/Tritiated%20water | Tritiated water is a radioactive form of water in which the usual protium atoms are replaced with tritium atoms. In its pure form it may be called tritium oxide (T2O or 3H2O) or super-heavy water. Pure T2O is a colorless liquid, and it is corrosive due to self-radiolysis. Diluted, tritiated water is mainly H2O plus som... | Tritiated water | [
"Physics",
"Chemistry"
] | 576 | [
"Phases of matter",
"Materials",
"Forms of water",
"Nuclear materials",
"Matter"
] |
3,958,742 | https://en.wikipedia.org/wiki/List%20of%20building%20materials | This is a list of building materials.
Many types of building materials are used in the construction industry to create buildings and structures. These categories of materials and products are used by architects and construction project managers to specify the materials and methods used for building projects.
Some bui... | List of building materials | [
"Physics",
"Engineering"
] | 330 | [
"Building engineering",
"Construction",
"Materials",
"Building materials",
"Architecture lists",
"Matter",
"Architecture"
] |
3,959,396 | https://en.wikipedia.org/wiki/Biotin%20carboxyl%20carrier%20protein | Biotin carboxyl carrier protein (BCCP) refers to proteins containing a biotin attachment domain that carry biotin and carboxybiotin throughout the ATP-dependent carboxylation by biotin-dependent carboxylases. The biotin carboxyl carrier protein is an Acetyl CoA subunit that allows for Acetyl CoA to be catalyzed and con... | Biotin carboxyl carrier protein | [
"Chemistry",
"Biology"
] | 1,599 | [
"Biomolecules by chemical classification",
"Coenzymes",
"Organic compounds",
"Cellular processes",
"Molecular biology",
"Biochemistry",
"Proteins",
"Metabolism"
] |
40,081,998 | https://en.wikipedia.org/wiki/Variant%20surface%20glycoprotein | Variant surface glycoprotein (VSG) is a ~60kDa protein which densely packs the cell surface of protozoan parasites belonging to the genus Trypanosoma. This genus is notable for their cell surface proteins. They were first isolated from Trypanosoma brucei in 1975 by George Cross. VSG allows the trypanosomatid parasites ... | Variant surface glycoprotein | [
"Chemistry"
] | 3,452 | [
"Glycoproteins",
"Glycobiology"
] |
40,084,006 | https://en.wikipedia.org/wiki/Smart%20lock | A smart lock is an electromechanical lock that is designed to perform locking and unlocking operations on a door when it receives a prompt via an electronic keypad, biometric sensor, access card, Bluetooth, or Wi-FI from a registered mobile device. These locks are called smart locks because they use advanced technology... | Smart lock | [
"Technology"
] | 778 | [
"Home automation",
"Smart devices"
] |
40,084,415 | https://en.wikipedia.org/wiki/Drug-induced%20QT%20prolongation | QT prolongation is a measure of delayed ventricular repolarisation, which means the heart muscle takes longer than normal to recharge between beats. It is an electrical disturbance which can be seen on an electrocardiogram (ECG). Excessive QT prolongation can trigger tachycardias such as torsades de pointes (TdP). QT p... | Drug-induced QT prolongation | [
"Chemistry"
] | 2,586 | [
"Drug-induced diseases",
"Drug safety"
] |
40,084,830 | https://en.wikipedia.org/wiki/Runoff%20footprint | A runoff footprint is the total surface runoff that a site produces over the course of a year. According to the United States Environmental Protection Agency (EPA) stormwater is "rainwater and melted snow that runs off streets, lawns, and other sites". Urbanized areas with high concentrations of impervious surfaces lik... | Runoff footprint | [
"Chemistry",
"Engineering",
"Environmental_science"
] | 1,138 | [
"Hydrology",
"Chemical engineering",
"Water pollution",
"Civil engineering",
"Hydrology and urban planning",
"Environmental engineering",
"Water supply"
] |
40,087,321 | https://en.wikipedia.org/wiki/Quadrisecant | In geometry, a quadrisecant or quadrisecant line of a space curve is a line that passes through four points of the curve. This is the largest possible number of intersections that a generic space curve can have with a line, and for such curves the quadrisecants form a discrete set of lines. Quadrisecants have been stud... | Quadrisecant | [
"Mathematics"
] | 1,690 | [
"Fields of abstract algebra",
"Algebraic geometry"
] |
40,088,410 | https://en.wikipedia.org/wiki/Michael%20M.%20Khonsari | Michael Khonsari is Dow Chemical Endowed Chair, and Professor and Director of the Center for Rotating Machinery (CeRoM) at the Department of Mechanical Engineering, Louisiana State University, Fellow of the ASME.
Khonsari received his BS, MS and PhD degrees in Mechanical Engineering from the University of Texas at Aus... | Michael M. Khonsari | [
"Materials_science"
] | 230 | [
"Tribology",
"Tribologists"
] |
40,089,667 | https://en.wikipedia.org/wiki/Publications%20of%20the%20Astronomical%20Society%20of%20Australia | Publications of the Astronomical Society of Australia is a peer-reviewed scientific journal covering all aspects of astrophysics and astronomy. The editor-in-chief is Ivo Rolf Seitenzahl (University of New South Wales).
The journal was established at the inaugural meeting of the newly-formed Astronomical Society of A... | Publications of the Astronomical Society of Australia | [
"Physics",
"Astronomy"
] | 389 | [
"Astronomy journals",
"Works about astronomy",
"Astronomy stubs",
"Astrophysics journals",
"Astrophysics",
"Astronomy journal stubs"
] |
30,744,059 | https://en.wikipedia.org/wiki/Advances%20in%20Difference%20Equations | Advances in Difference Equations is a peer-reviewed mathematics journal covering research on difference equations, published by Springer Open.
The journal was established in 2004 and publishes articles on theory, methodology, and application of difference and differential equations. Originally published by Hindawi Pub... | Advances in Difference Equations | [
"Mathematics"
] | 247 | [
"Algebra journals",
"Algebra"
] |
30,747,790 | https://en.wikipedia.org/wiki/Cationic%20polymerization | In polymer chemistry, cationic polymerization is a type of chain growth polymerization in which a cationic initiator transfers charge to a monomer, which then becomes reactive. This reactive monomer goes on to react similarly with other monomers to form a polymer.
The types of monomers necessary for cationic polymeriza... | Cationic polymerization | [
"Chemistry",
"Materials_science"
] | 2,870 | [
"Polymerization reactions",
"Polymer chemistry"
] |
30,747,791 | https://en.wikipedia.org/wiki/High-refractive-index%20polymer | A high-refractive-index polymer (HRIP) is a polymer that has a refractive index greater than 1.50.
Such materials are required for anti-reflective coating and photonic devices such as light emitting diodes (LEDs) and image sensors. The refractive index of a polymer is based on several factors which include polarizabil... | High-refractive-index polymer | [
"Physics",
"Chemistry",
"Materials_science"
] | 1,830 | [
"Materials",
"Optical materials",
"Polymer chemistry",
"Polymers",
"Matter"
] |
30,747,793 | https://en.wikipedia.org/wiki/Plasma%20polymerization | Plasma polymerization (or glow discharge polymerization) uses plasma sources to generate a gas discharge that provides energy to activate or fragment gaseous or liquid monomer, often containing a vinyl group, in order to initiate polymerization. Polymers formed from this technique are generally highly branched and high... | Plasma polymerization | [
"Chemistry",
"Materials_science"
] | 4,791 | [
"Chemical processes",
"nan",
"Polymer chemistry",
"Chemical process engineering",
"Chemical vapor deposition",
"Polymerization reactions"
] |
33,262,435 | https://en.wikipedia.org/wiki/FRW/CFT%20duality | In physics, the Friedmann–Robertson–Walker/conformal field theory-duality or FRW/CFT duality is a conjectured duality for Friedmann–Robertson–Walker metric inspired by the AdS/CFT correspondence. It assumes that the cosmological constant is exactly zero, which is only the case for models with exact unbroken supersymmet... | FRW/CFT duality | [
"Physics"
] | 317 | [
"Unsolved problems in physics",
"Quantum mechanics",
"Quantum gravity",
"Relativity stubs",
"Theory of relativity",
"Physics beyond the Standard Model",
"Quantum physics stubs"
] |
33,264,144 | https://en.wikipedia.org/wiki/Cyborg%20anthropology | Cyborg anthropology is a discipline that studies the interaction between humanity and technology from an anthropological perspective. The discipline offers novel insights on new technological advances and their effect on culture and society.
History
Donna Haraway’s 1984 "A Cyborg Manifesto" was the first widely-read ... | Cyborg anthropology | [
"Technology",
"Biology"
] | 1,602 | [
"Actor-network theory",
"Science and technology studies",
"Cyborgs"
] |
33,265,912 | https://en.wikipedia.org/wiki/Iodine%20monobromide | Iodine monobromide is an interhalogen compound with the formula IBr. It is a dark red solid that melts near room temperature. Like iodine monochloride, IBr is used in some types of iodometry. It serves as a source of I+. Its Lewis acid properties are compared with those of ICl and I2 in the ECW model. It can form CT a... | Iodine monobromide | [
"Physics",
"Chemistry"
] | 137 | [
"Inorganic compounds",
"Molecules",
"Interhalogen compounds",
"Oxidizing agents",
"Salts",
"Inorganic compound stubs",
"Bromides",
"Diatomic molecules",
"Matter"
] |
33,268,859 | https://en.wikipedia.org/wiki/Superfluid%20vacuum%20theory | Superfluid vacuum theory (SVT), sometimes known as the BEC vacuum theory, is an approach in theoretical physics and quantum mechanics where the fundamental physical vacuum (non-removable background) is considered as a superfluid or as a Bose–Einstein condensate (BEC).
The microscopic structure of this physical vacuum ... | Superfluid vacuum theory | [
"Physics",
"Chemistry",
"Materials_science"
] | 2,739 | [
"Physical phenomena",
"Phase transitions",
"Theoretical physics",
"Unsolved problems in physics",
"Phases of matter",
"Superfluidity",
"Exotic matter",
"Condensed matter physics",
"Particle physics",
"Theories of gravity",
"Physics beyond the Standard Model",
"Matter",
"Fluid dynamics"
] |
43,021,100 | https://en.wikipedia.org/wiki/Electrostatic%E2%80%93pneumatic%20activation | Electrostatic–pneumatic activation is an actuation method for shaping thin membranes for microelectromechanical and microoptoelectromechanical systems. This method benefits from operation at high speed and low power consumption. It can also cause large deflection on thin membranes. Electrostatic-pneumatic MEMS devices ... | Electrostatic–pneumatic activation | [
"Materials_science",
"Engineering"
] | 232 | [
"Materials science",
"Microtechnology"
] |
43,021,118 | https://en.wikipedia.org/wiki/Gordonia%20%28bacterium%29 | Gordonia is a genus of gram-positive, aerobic, catalase-positive bacterium in the Actinomycetota, closely related to the Rhodococcus, Mycobacterium, Skermania, and Nocardia genera. Gordonia bacteria are aerobic, non-motile, and non-sporulating. Gordonia is from the same lineage that includes Mycobacterium tuberculosis.... | Gordonia (bacterium) | [
"Biology"
] | 1,427 | [
"Soil biology"
] |
43,023,680 | https://en.wikipedia.org/wiki/3%2C4-Methylenedioxypropiophenone | 3,4-Methylenedioxypropiophenone, also known as 3,4-(Methylenedioxy)phenyl-1-propanone (MDP1P), is a phenylpropanoid found in some plants of the genus Piper and is an isomer of 3,4-methylenedioxyphenyl-2-propanone (MDP2P).
Natural occurrence
Studies of various chemotypes of Piper marginatum have either detected this co... | 3,4-Methylenedioxypropiophenone | [
"Chemistry"
] | 400 | [
"Biomolecules by chemical classification",
"Phenylpropanoids"
] |
35,925,580 | https://en.wikipedia.org/wiki/Thiele%20modulus | The Thiele modulus was developed by Ernest Thiele in his paper 'Relation between catalytic activity and size of particle' in 1939. Thiele reasoned that a large enough particle has a reaction rate so rapid that diffusion forces can only carry the product away from the surface of the catalyst particle. Therefore, only th... | Thiele modulus | [
"Chemistry"
] | 452 | [
"Catalysis",
"Chemical kinetics"
] |
35,925,743 | https://en.wikipedia.org/wiki/Maximum%20time%20interval%20error | Maximum time interval error (MTIE) is the maximum error committed by a clock under test in measuring a time interval for a given period of time. It is used to specify clock stability requirements in telecommunications standards. MTIE measurements can be used to detect clock instability that can cause data loss on a c... | Maximum time interval error | [
"Physics",
"Mathematics"
] | 229 | [
"Quantity",
"Physical quantities",
"Measurement",
"Size"
] |
34,790,475 | https://en.wikipedia.org/wiki/Phragmen%E2%80%93Brouwer%20theorem | In topology, the Phragmén–Brouwer theorem, introduced by Lars Edvard Phragmén and Luitzen Egbertus Jan Brouwer, states that if X is a normal connected locally connected topological space, then the following two properties are equivalent:
If A and B are disjoint closed subsets whose union separates X, then either A or B... | Phragmen–Brouwer theorem | [
"Mathematics"
] | 209 | [
"Theorems in topology",
"Topology",
"Mathematical problems",
"Mathematical theorems",
"Trees (topology)"
] |
34,794,974 | https://en.wikipedia.org/wiki/Picard%E2%80%93Lefschetz%20theory | In mathematics, Picard–Lefschetz theory studies the topology of a complex manifold by looking at the critical points of a holomorphic function on the manifold. It was introduced by Émile Picard for complex surfaces in his book , and extended to higher dimensions by . It is a complex analog of Morse theory that studies ... | Picard–Lefschetz theory | [
"Mathematics"
] | 554 | [
"Fields of abstract algebra",
"Algebraic geometry"
] |
37,317,764 | https://en.wikipedia.org/wiki/Minicharged%20particle | Minicharged particles (or milli-charged particles) are a proposed type of subatomic particle. They are charged, but with a tiny fraction of the charge of the electron. They weakly interact with matter. Minicharged particles are not part of the Standard Model. One proposal to detect them involved photons tunneling t... | Minicharged particle | [
"Physics",
"Astronomy"
] | 229 | [
"Dark matter",
"Hypothetical particles",
"Unsolved problems in astronomy",
"Concepts in astronomy",
"Unsolved problems in physics",
"Subatomic particles",
"Particle physics",
"Exotic matter",
"Particle physics stubs",
"Physics beyond the Standard Model",
"Matter"
] |
37,319,629 | https://en.wikipedia.org/wiki/Genetic%20engineering%20techniques | Genetic engineering techniques allow the modification of animal and plant genomes. Techniques have been devised to insert, delete, and modify DNA at multiple levels, ranging from a specific base pair in a specific gene to entire genes. There are a number of steps that are followed before a genetically modified organism... | Genetic engineering techniques | [
"Chemistry",
"Engineering",
"Biology"
] | 5,690 | [
"Biological engineering",
"Genetic engineering",
"Molecular biology"
] |
24,631,354 | https://en.wikipedia.org/wiki/Tri-rated%20cable | Tri-rated cable is a high temperature, flame retardant electrical wire designed for use inside electrical equipment.
Tri-rated cable meets the requirements of three different international standards: BS 6231, UL 758, and CSA 22.2. Combining three standards in one product makes tri-rated cable suitable for use in equi... | Tri-rated cable | [
"Physics",
"Engineering"
] | 576 | [
"Electrical systems",
"Building engineering",
"Physical systems",
"Electrical engineering",
"Electrical wiring"
] |
24,631,911 | https://en.wikipedia.org/wiki/List%20of%20physical%20properties%20of%20glass | This is a list of some physical properties of common glasses. Unless otherwise stated, the technical glass compositions and many experimentally determined properties are taken from one large study. Unless stated otherwise, the properties of fused silica (quartz glass) and germania glass are derived from the SciGlass gl... | List of physical properties of glass | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 105 | [
"Applied and interdisciplinary physics",
"Glass",
"Unsolved problems in physics",
"Materials science",
"Homogeneous chemical mixtures",
"nan",
"Amorphous solids"
] |
24,632,716 | https://en.wikipedia.org/wiki/Miriam%20Rafailovich | Miriam Rafailovich (born October 29, 1953) is an American materials engineering researcher. She is the director of the Garcia Materials Research Science and Engineering Center at Stony Brook University as well as former co-director of the Chemical and Molecular Engineering program at Stony Brook University. Her publica... | Miriam Rafailovich | [
"Materials_science",
"Technology"
] | 554 | [
"Women materials scientists and engineers",
"Materials scientists and engineers",
"Women in science and technology"
] |
24,633,026 | https://en.wikipedia.org/wiki/Essam%20E.%20Khalil | Essam Eldin Khalil Hassan Khalil is an Egyptian mechanical engineer. Khalil is a professor in the mechanical power department at Cairo University. He is the author and co-author of several international researches in HVAC field. He has many years of experience in delivering courses in air-conditioning to University, co... | Essam E. Khalil | [
"Engineering"
] | 1,246 | [
"Building engineering",
"Fellows of ASHRAE"
] |
24,633,672 | https://en.wikipedia.org/wiki/Journal%20of%20Materials%20Science%3A%20Materials%20in%20Medicine | The Journal of Materials Science: Materials in Medicine is a peer-reviewed scientific journal published by Springer Science+Business Media. It is an offshoot of the Journal of Materials Science, focusing specifically on materials in medicine and dentistry. The founding editor in chief was William Bonfield; the current ... | Journal of Materials Science: Materials in Medicine | [
"Materials_science",
"Engineering"
] | 212 | [
"Materials science journals",
"Materials science"
] |
24,634,481 | https://en.wikipedia.org/wiki/Biomedical%20Microdevices | Biomedical Microdevices is a bimonthly peer-reviewed scientific journal covering applications of Bio-MEMS (Microelectromechanical systems) and biomedical nanotechnology. It is published by Springer Science+Business Media and the editor-in-chief are Alessandro Grattoni (Houston Methodist Research Institute) and Arum Han... | Biomedical Microdevices | [
"Engineering",
"Biology"
] | 138 | [
"Biological engineering",
"Bioengineering stubs",
"Biotechnology stubs",
"Medical technology stubs",
"Medical technology"
] |
24,635,433 | https://en.wikipedia.org/wiki/Balanced%20Boolean%20function | In mathematics and computer science, a balanced Boolean function is a Boolean function whose output yields as many 0s as 1s over its input set. This means that for a uniformly random input string of bits, the probability of getting a 1 is 1/2.
Examples
Examples of balanced Boolean functions are the majority function, ... | Balanced Boolean function | [
"Mathematics"
] | 298 | [
"Boolean algebra",
"Fields of abstract algebra",
"Mathematical logic"
] |
24,635,472 | https://en.wikipedia.org/wiki/Bert%20Meijer | Egbert (Bert) Willem Meijer (born 1955 in Groningen) is a Dutch organic chemist, known for his work in the fields of supramolecular chemistry, materials chemistry and polymer chemistry. Meijer, who is distinguished professor of Molecular Sciences at Eindhoven University of Technology (TU/e) and Academy Professor of the... | Bert Meijer | [
"Chemistry",
"Materials_science"
] | 2,289 | [
"Polymer scientists and engineers",
"Physical chemists",
"Polymer chemistry"
] |
24,638,351 | https://en.wikipedia.org/wiki/Carbon%20tetroxide | Carbon tetroxide or Oxygen carbonate (in its C2v isomer) is a highly unstable oxide of carbon with formula . It was proposed as an intermediate in the O-atom exchange between carbon dioxide () and oxygen () at high temperatures. The C2v isomer, which is 138 kJ mol−1 more stable than the D2d isomer, was first detected ... | Carbon tetroxide | [
"Chemistry"
] | 138 | [
"Inorganic compounds",
"Inorganic compound stubs"
] |
24,639,265 | https://en.wikipedia.org/wiki/Six-dimensional%20space | Six-dimensional space is any space that has six dimensions, six degrees of freedom, and that needs six pieces of data, or coordinates, to specify a location in this space. There are an infinite number of these, but those of most interest are simpler ones that model some aspect of the environment. Of particular interest... | Six-dimensional space | [
"Physics"
] | 1,977 | [
"Geometric measurement",
"Dimension",
"Physical quantities",
"Theory of relativity"
] |
24,641,580 | https://en.wikipedia.org/wiki/Speakeasy%20%28computational%20environment%29 | Speakeasy was a numerical computing interactive environment also featuring an interpreted programming language. It was initially developed for internal use at the Physics Division of Argonne National Laboratory by the theoretical physicist Stanley Cohen. He eventually founded Speakeasy Computing Corporation to make the... | Speakeasy (computational environment) | [
"Physics",
"Mathematics"
] | 3,386 | [
"Mathematical software",
"Physics software",
"Computational physics"
] |
24,642,384 | https://en.wikipedia.org/wiki/Venus%20for%20Men | The Venus for Men, previously sold as the Venus 2000, is a self-actuated masturbation aid for men that applies sexual stimulation using a mechanism outwardly similar to a milking machine. The machine works with or without an erection. Metro has described it as a sex toy "for the serious onanist". In addition to masturb... | Venus for Men | [
"Physics",
"Technology"
] | 995 | [
"Physical systems",
"Machines",
"Machine sex"
] |
24,643,069 | https://en.wikipedia.org/wiki/EnglishRussia.com | EnglishRussia was a popular photoblog focusing on unusual aspects of Russian or former-Soviet culture. In 2007 Technorati rated it the 155th most popular website out of 94 million on its search engine. It was created by a Russian software technician and is currently more popular in America than in Russia.
The publicat... | EnglishRussia.com | [
"Technology"
] | 218 | [
"Computing stubs",
"World Wide Web stubs"
] |
21,659,403 | https://en.wikipedia.org/wiki/Sequenom | Sequenom, Inc. is an American company based in San Diego, California. It develops enabling molecular technologies, and highly sensitive laboratory genetic tests for NIPT. Sequenom's wholly owned subsidiary, Sequenom Center for Molecular Medicine (SCMM), offers multiple clinical molecular genetics tests to patients, inc... | Sequenom | [
"Chemistry",
"Materials_science",
"Biology"
] | 1,914 | [
"Biochemistry methods",
"Genetics techniques",
"Microtechnology",
"Microarrays",
"Bioinformatics",
"Molecular biology techniques"
] |
21,660,626 | https://en.wikipedia.org/wiki/Cisgenesis | Cisgenesis is a product designation for a category of genetically engineered plants. A variety of classification schemes have been proposed that order genetically modified organisms based on the nature of introduced genotypical changes, rather than the process of genetic engineering.
Cisgenesis (etymology: cis = same ... | Cisgenesis | [
"Chemistry",
"Engineering",
"Biology"
] | 588 | [
"Biological engineering",
"Genetic engineering",
"Molecular biology"
] |
31,717,950 | https://en.wikipedia.org/wiki/Kinetic%20scheme | In physics, chemistry and related fields, a kinetic scheme is a network of states and connections between them representing a dynamical process. Usually a kinetic scheme represents a Markovian process, while for non-Markovian processes generalized kinetic schemes are used. Figure 1 illustrates a kinetic scheme.
A Mark... | Kinetic scheme | [
"Physics",
"Chemistry",
"Mathematics",
"Biology"
] | 582 | [
"Applied and interdisciplinary physics",
"Theoretical physics",
"Biophysics",
"Mechanics",
"nan",
"Statistical mechanics",
"Physical chemistry",
"Dynamical systems"
] |
31,720,794 | https://en.wikipedia.org/wiki/ProtCID | The Protein Common Interface Database (ProtCID) is a database of similar protein-protein interfaces in crystal structures of homologous proteins.
Its main goal is to identify and cluster homodimeric and heterodimeric interfaces observed in multiple crystal forms of homologous proteins. Such interfaces, especially of n... | ProtCID | [
"Chemistry",
"Materials_science",
"Biology"
] | 432 | [
"Crystallographic databases",
"Crystallography",
"Structural biology",
"Protein structure",
"Systems biology"
] |
31,723,231 | https://en.wikipedia.org/wiki/Cantharidic%20acid | Cantharidic acid is a selective inhibitor of PP2A (protein phosphatase 2) and PP1 (protein phosphatase 1).
It is the hydrolysis product of cantharidin.
See also
Endothall
References
Phosphatase inhibitors | Cantharidic acid | [
"Chemistry"
] | 58 | [
"Pharmacology",
"Pharmacology stubs",
"Medicinal chemistry stubs"
] |
38,754,240 | https://en.wikipedia.org/wiki/Hydrothermal%20liquefaction | Hydrothermal liquefaction (HTL) is a thermal depolymerization process used to convert wet biomass, and other macromolecules, into crude-like oil under moderate temperature and high pressure. The crude-like oil has high energy density with a lower heating value of 33.8-36.9 MJ/kg and 5-20 wt% oxygen and renewable chemic... | Hydrothermal liquefaction | [
"Chemistry",
"Engineering"
] | 2,654 | [
"Water treatment",
"Biodegradable waste management",
"Organic reactions",
"Chemical processes",
"Biodegradation",
"nan",
"Environmental engineering",
"Chemical process engineering",
"Waste treatment technology"
] |
38,754,853 | https://en.wikipedia.org/wiki/Initial%20and%20final%20state%20radiation | In quantum field theory, initial and final state radiation refers to certain kinds of radiative emissions that are not due to particle annihilation. It is important in experimental and theoretical studies of interactions at particle colliders.
Explanation of initial and final states
Particle accelerators and colliders... | Initial and final state radiation | [
"Physics"
] | 793 | [
"Quantum field theory",
"Quantum mechanics"
] |
38,758,064 | https://en.wikipedia.org/wiki/Order-3%20apeirogonal%20tiling | In geometry, the order-3 apeirogonal tiling is a regular tiling of the hyperbolic plane. It is represented by the Schläfli symbol {∞,3}, having three regular apeirogons around each vertex. Each apeirogon is inscribed in a horocycle.
The order-2 apeirogonal tiling represents an infinite dihedron in the Euclidean plane... | Order-3 apeirogonal tiling | [
"Physics"
] | 504 | [
"Isogonal tilings",
"Tessellation",
"Hyperbolic tilings",
"Isohedral tilings",
"Symmetry"
] |
38,759,671 | https://en.wikipedia.org/wiki/Truncated%20order-3%20apeirogonal%20tiling | In geometry, the truncated order-3 apeirogonal tiling is a uniform tiling of the hyperbolic plane with a Schläfli symbol of t{∞,3}.
Dual tiling
The dual tiling, the infinite-order triakis triangular tiling, has face configuration V3.∞.∞.
Related polyhedra and tiling
This hyperbolic tiling is topologically related a... | Truncated order-3 apeirogonal tiling | [
"Physics"
] | 209 | [
"Truncated tilings",
"Isogonal tilings",
"Tessellation",
"Hyperbolic tilings",
"Uniform tilings",
"Symmetry"
] |
38,760,393 | https://en.wikipedia.org/wiki/Haplotype%20estimation | In genetics, haplotype estimation (also known as "phasing") refers to the process of statistical estimation of haplotypes from genotype data. The most common situation arises when genotypes are collected at a set of polymorphic sites from a group of individuals. For example in human genetics, genome-wide association st... | Haplotype estimation | [
"Engineering",
"Biology"
] | 806 | [
"Genetics techniques",
"Genetic engineering"
] |
38,763,807 | https://en.wikipedia.org/wiki/Infinite-order%20square%20tiling | In geometry, the infinite-order square tiling is a regular tiling of the hyperbolic plane. It has Schläfli symbol of {4,∞}. All vertices are ideal, located at "infinity", seen on the boundary of the Poincaré hyperbolic disk projection.
Uniform colorings
There is a half symmetry form, , seen with alternating colors:
S... | Infinite-order square tiling | [
"Physics"
] | 201 | [
"Isogonal tilings",
"Tessellation",
"Hyperbolic tilings",
"Isohedral tilings",
"Symmetry"
] |
38,764,006 | https://en.wikipedia.org/wiki/Snub%20tetraapeirogonal%20tiling | In geometry, the snub tetraapeirogonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of sr{∞,4}.
Images
Drawn in chiral pairs, with edges missing between black triangles:
Related polyhedra and tiling
The snub tetrapeirogonal tiling is last in an infinite series of snub polyhedra and ti... | Snub tetraapeirogonal tiling | [
"Physics",
"Chemistry"
] | 201 | [
"Snub tilings",
"Isogonal tilings",
"Tessellation",
"Chirality",
"Hyperbolic tilings",
"Uniform tilings",
"Chiral figures",
"Symmetry"
] |
38,768,125 | https://en.wikipedia.org/wiki/Shallow%20minor | In graph theory, a shallow minor or limited-depth minor is a restricted form of a graph minor in which the subgraphs that are contracted to form the minor have small diameter. Shallow minors were introduced by , who attributed their invention to Charles E. Leiserson and Sivan Toledo.
Definition
One way of defining a ... | Shallow minor | [
"Mathematics"
] | 744 | [
"Mathematical relations",
"Graph minor theory",
"Graph theory"
] |
1,466,225 | https://en.wikipedia.org/wiki/Allee%20effect | The Allee effect is a phenomenon in biology characterized by a correlation between population size or density and the mean individual fitness (often measured as per capita population growth rate) of a population or species.
History and background
Although the concept of Allee effect had no title at the time, it was f... | Allee effect | [
"Mathematics",
"Biology"
] | 3,225 | [
"Behavior",
"Mathematical and theoretical biology",
"Applied mathematics",
"Behavioural sciences",
"Ethology"
] |
1,466,952 | https://en.wikipedia.org/wiki/Advanced%20glycation%20end-product | Advanced glycation end products (AGEs) are proteins or lipids that become glycated as a result of exposure to sugars. They are a bio-marker implicated in aging and the development, or worsening, of many degenerative diseases, such as diabetes, atherosclerosis, chronic kidney disease, and Alzheimer's disease.
Dietary s... | Advanced glycation end-product | [
"Chemistry",
"Biology"
] | 2,104 | [
"Carbohydrates",
"Natural products",
"Biochemistry",
"Gene expression",
"Biochemical reactions",
"Senescence",
"Organic compounds",
"Post-translational modification",
"Cellular processes",
"Biomolecules",
"Molecular biology",
"Structural biology",
"Advanced glycation end-products",
"Metabo... |
1,467,246 | https://en.wikipedia.org/wiki/Solar%20still | A solar still distills water with substances dissolved in it by using the heat of the Sun to evaporate water so that it may be cooled and collected, thereby purifying it. They are used in areas where drinking water is unavailable, so that clean water is obtained from dirty water or from plants by exposing them to sunli... | Solar still | [
"Chemistry",
"Engineering",
"Environmental_science"
] | 1,629 | [
"Separation processes",
"Water treatment",
"Water pollution",
"Distillation",
"Environmental engineering",
"Water technology"
] |
1,468,744 | https://en.wikipedia.org/wiki/Top%20quark%20condensate | In particle physics, the top quark condensate theory (or top condensation) is an alternative to the Standard Model fundamental Higgs field, where the Higgs boson is a composite field, composed of the top quark and its antiquark. The top quark-antiquark pairs are bound together by a new force called topcolor, analogous ... | Top quark condensate | [
"Physics"
] | 711 | [
"Unsolved problems in physics",
"Particle physics",
"Physics beyond the Standard Model"
] |
1,469,133 | https://en.wikipedia.org/wiki/Preferred%20number | In industrial design, preferred numbers (also called preferred values or preferred series) are standard guidelines for choosing exact product dimensions within a given set of constraints.
Product developers must choose numerous lengths, distances, diameters, volumes, and other characteristic quantities. While all of t... | Preferred number | [
"Physics",
"Mathematics",
"Engineering"
] | 2,534 | [
"Industrial design",
"Design engineering",
"Physical quantities",
"Quantity",
"Mathematical objects",
"Logarithmic scales of measurement",
"Arithmetic",
"Design",
"Numbers"
] |
1,469,331 | https://en.wikipedia.org/wiki/AU%20Microscopii | AU Microscopii (AU Mic) is a young red dwarf star located away – about 8 times as far as the closest star after the Sun. The apparent visual magnitude of AU Microscopii is 8.73, which is too dim to be seen with the naked eye. It was given this designation because it is in the southern constellation Microscopium and is... | AU Microscopii | [
"Astronomy"
] | 1,700 | [
"Microscopium",
"Constellations"
] |
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