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https://en.wikipedia.org/wiki/SimAnt | SimAnt: The Electronic Ant Colony is a 1991 life simulation video game by Maxis and the company's third product, focusing on ants. It was designed by Will Wright. In 1992, it was named "Best Simulation Game" at the Software Publishers Association's Codie awards. SimAnt was re-released in 1993 as part of the SimClassics... |
https://en.wikipedia.org/wiki/Chiari%20malformation | Chiari malformation (CM) is a structural defect in the cerebellum, characterized by a downward displacement of one or both cerebellar tonsils through the foramen magnum (the opening at the base of the skull). CMs can cause headaches, difficulty swallowing, vomiting, dizziness, neck pain, unsteady gait, poor hand coordi... |
https://en.wikipedia.org/wiki/Lanthanide%20contraction | The lanthanide contraction is the greater-than-expected decrease in atomic radii and ionic radii of the elements in the lanthanide series, from left to right. It is caused by the poor shielding effect of nuclear charge by the 4f electrons along with the expected periodic trend of increasing electronegativity and nuclea... |
https://en.wikipedia.org/wiki/Energy%20Star | Energy Star (trademarked ENERGY STAR) is a program run by the U.S. Environmental Protection Agency (EPA) and U.S. Department of Energy (DOE) that promotes energy efficiency. The program provides information on the energy consumption of products and devices using different standardized methods. The Energy Star label i... |
https://en.wikipedia.org/wiki/Brouwer%E2%80%93Hilbert%20controversy | In a controversy over the foundations of mathematics, in twentieth-century mathematics, L. E. J. Brouwer, a proponent of the constructivist school of intuitionism, opposed David Hilbert, a proponent of formalism. The debate concerned fundamental questions about the consistency of axioms and the role of semantics and sy... |
https://en.wikipedia.org/wiki/Electoral%20symbol | An electoral symbol is a standardised symbol allocated to an independent candidate or political party by a country's election commission for use in election ballots.
Usage
Symbols are used by parties in their campaigning, and printed on ballot papers where a voter must make a mark to vote for the associated party. One... |
https://en.wikipedia.org/wiki/Paleobiota%20of%20the%20Yixian%20Formation | The Yixian Formation () is a geological formation in Jinzhou, Liaoning, People's Republic of China, that spans about 1.6 million years during the early Cretaceous period (Barremian-Aptian stage). It is known for its fossils, listed below.
The Yixian Formation is divided into the following subunits: (ages from Zhong et... |
https://en.wikipedia.org/wiki/Muehrcke%27s%20nails | Muehrcke's nails or Muehrcke's lines (apparent leukonychia striata) are changes in the fingernail that may be a sign of an underlying medical condition. The term refers to a set of one or more pale transverse bands extending all the way across the nail, parallel to the lunula. In contrast to Beau's lines, they are not ... |
https://en.wikipedia.org/wiki/Russ%20Prize | The Fritz J. and Dolores H. Russ Prize is an American national and international award established by the United States National Academy of Engineering (NAE) in October 1999 in Athens. Named after Fritz Russ, the founder of Systems Research Laboratories, and his wife Dolores Russ, it recognizes a bioengineering achieve... |
https://en.wikipedia.org/wiki/Drell%E2%80%93Yan%20process | The Drell–Yan process occurs in high energy hadron–hadron scattering. It takes place when a quark of one hadron and an antiquark of another hadron annihilate, creating a virtual photon or Z boson which then decays into a pair of oppositely-charged leptons. Importantly, the energy of the colliding quark-antiquark pair c... |
https://en.wikipedia.org/wiki/Giraud%20subcategory | In mathematics, Giraud subcategories form an important class of subcategories of Grothendieck categories. They are named after Jean Giraud.
Definition
Let be a Grothendieck category. A full subcategory is called reflective, if the inclusion functor has a left adjoint. If this left adjoint of also preserves
kern... |
https://en.wikipedia.org/wiki/Modifier%20letter%20prime | The modifier letter prime (ʹ) is a spacing glyph. It is used in the romanization of Cyrillic for palatalized consonants (particularly for the letter ь) and in the orthography of the Skolt Sami for suprasegmental palatalization. It is encoded at .
See also
single apostrophe .
single vertical line .
Similar symbol
... |
https://en.wikipedia.org/wiki/Daubechies%20wavelet | The Daubechies wavelets, based on the work of Ingrid Daubechies, are a family of orthogonal wavelets defining a discrete wavelet transform and characterized by a maximal number of vanishing moments for some given support. With each wavelet type of this class, there is a scaling function (called the father wavelet) whic... |
https://en.wikipedia.org/wiki/Fascia%20of%20Colles | The membranous layer of the superficial fascia of the perineum (Colles' fascia) is the deeper layer (membranous layer) of the superficial perineal fascia. It is thin, aponeurotic in structure, and of considerable strength, serving to bind down the muscles of the root of the penis. Colles' fascia emerges from the perine... |
https://en.wikipedia.org/wiki/Fokker%20periodicity%20block | Fokker periodicity blocks are a concept in tuning theory used to mathematically relate musical intervals in just intonation to those in equal tuning. They are named after Adriaan Daniël Fokker. These are included as the primary subset of what Erv Wilson refers to as constant structures, where "each interval occurs al... |
https://en.wikipedia.org/wiki/Nifurtimox/eflornithine | Nifurtimox/eflornithine is a combination of two antiparasitic drugs, nifurtimox and eflornithine, used in the treatment of African trypanosomiasis (sleeping sickness). It is included in the World Health Organization's Model List of Essential Medicines.
A treatment regimen known as nifurtimox-eflornithine combination t... |
https://en.wikipedia.org/wiki/Intrinsic%20function | In computer software, in compiler theory, an intrinsic function (or built-in function) is a function (subroutine) available for use in a given programming language whose implementation is handled specially by the compiler. Typically, it may substitute a sequence of automatically generated instructions for the original ... |
https://en.wikipedia.org/wiki/Session%20%28software%29 | Session is a cross-platform end-to-end encrypted instant messaging application, focused on confidentiality and anonymity for the user. It is developed by The Oxen Project under the non-profit Oxen Privacy Tech Foundation. It uses a blockchain-based decentralized network for transmission. Users can send one-to-one and g... |
https://en.wikipedia.org/wiki/Angular%20artery | The angular artery is an artery of the face. It is the terminal part of the facial artery. It ascends to the medial angle of the eye's orbit. It is accompanied by the angular vein. It ends by anastomosing with the dorsal nasal branch of the ophthalmic artery. It supplies the lacrimal sac, the orbicularis oculi muscle, ... |
https://en.wikipedia.org/wiki/Mass%20flow%20rate | In physics and engineering, mass flow rate is the mass of a substance which passes per unit of time. Its unit is kilogram per second in SI units, and slug per second or pound per second in US customary units. The common symbol is (ṁ, pronounced "m-dot"), although sometimes μ (Greek lowercase mu) is used.
Sometimes,... |
https://en.wikipedia.org/wiki/Deflection%20%28physics%29 | In physics, deflection is a change in a moving object's velocity, hence its trajectory, as a consequence of contact (collision) with a surface or the influence of a non-contact force field. Examples of the former include a ball bouncing off the ground or a bat; examples of the latter include a beam of electrons used to... |
https://en.wikipedia.org/wiki/Cantharellus%20persicinus | Cantharellus persicinus, the peach or pink chanterelle, is a fungus native to the Appalachian region of eastern North America. Like other popular edible chanterelles, it is a member of the genus Cantharellus. It is suspected of being mycorrhizal, found in association with oaks and eastern hemlock.
DNA analysis has sh... |
https://en.wikipedia.org/wiki/Ian%20Sommerville%20%28software%20engineer%29 | Ian F. Sommerville (born 23 February 1951), is a British academic. He is the author of a popular student textbook on software engineering, as well as a number of other books and papers. He worked as a professor of software engineering at the University of St Andrews in Scotland until 2014 and is a prominent researcher... |
https://en.wikipedia.org/wiki/Afroinsectiphilia | The Afroinsectiphilia (African insectivores) is a clade that has been proposed based on the results of recent molecular phylogenetic studies. Many of the taxa within it were once regarded as part of the order Insectivora, but Insectivora is now considered to be polyphyletic and obsolete. This proposed classification is... |
https://en.wikipedia.org/wiki/Femoral%20sheath | The femoral sheath (also called the crural sheath) is a funnel-shaped downward extension of abdominal fascia within which the femoral artery and femoral vein pass between the abdomen and the thigh. The femoral sheath is subdivided by two vertical partitions to form three compartments (medial, intermediate, and lateral)... |
https://en.wikipedia.org/wiki/Algebraic%20differential%20equation | In mathematics, an algebraic differential equation is a differential equation that can be expressed by means of differential algebra. There are several such notions, according to the concept of differential algebra used.
The intention is to include equations formed by means of differential operators, in which the coef... |
https://en.wikipedia.org/wiki/Singing%20Stones%20of%20Brittany | The Singing Stones of Brittany (or Pierres sonnantes du Guildo) are a number of rocks located on the left bank of the river Arguenon opposite the ruined castle of Gilles de Bretagne at Notre-Dame-le-Guildo, near Dinard in the Côtes-d'Armor, France.
The stones are round and smooth, shiny black and extremely large, weig... |
https://en.wikipedia.org/wiki/Magnetic%20cartridge | A magnetic cartridge, more commonly called a phonograph cartridge or phono cartridge or (colloquially) a pickup, is an electromechanical transducer that is used to play records on a turntable.
The cartridge contains a removable or permanently mounted stylus, the tip - usually a gemstone, such as diamond or sapphire - ... |
https://en.wikipedia.org/wiki/Polygonatum | Polygonatum , also known as King Solomon's-seal or Solomon's seal, is a genus of flowering plants. In the APG III classification system, it is placed in the family Asparagaceae, subfamily Nolinoideae (formerly the family Ruscaceae). It has also been classified in the former family Convallariaceae and, like many lilioid... |
https://en.wikipedia.org/wiki/Aleste%202 | Aleste 2 (アレスタ２) is a scrolling shooter video game developed and released by Compile for the MSX2 in 1989 exclusively in Japan. It is a sequel to Aleste and is the first game in the Aleste series to feature the recurring series heroine Ellinor who later appeared in Musha Aleste. Aleste 2, along with other Compile shoot... |
https://en.wikipedia.org/wiki/Dioicy | Dioicy () is a sexual system where archegonia and antheridia are produced on separate gametophytes. It is one of the two main sexual systems in bryophytes, the other being monoicy. Both dioicous () and monoicous gametophytes produce gametes in gametangia by mitosis rather than meiosis, so that sperm and eggs are geneti... |
https://en.wikipedia.org/wiki/Thomas%20Gillespie%20%28geographer%29 | Thomas Gillespie is an American geographer and professor of geography at the University of California, Los Angeles (UCLA).
Gillespie's main area of research is in determining the patterns of species richness within a given geography, specifically native Hawaiian flora and tropical dry forests in biodiversity hotspot s... |
https://en.wikipedia.org/wiki/Garcinia%20assamica | Garcinia assamica is a newly discovered species of plant found in areas near Manas National Park, Assam. It seems to be rare and is hitherto only known from very few individuals, near to a rivulet. This new species is allied to Garcinia nigrolineata in arrangement of flowers on axillary short spikes; arrangement of sta... |
https://en.wikipedia.org/wiki/Maxillary%20hiatus | The maxillary hiatus (also known as maxillary sinus ostium, maxillary ostium, or opening from the maxillary sinus) is the opening of a maxillary sinus into the middle nasal meatus of the nasal cavity. It is situated superoposteriorly upon the lateral nasal wall, opening into the nasal cavity at the posterior portion of... |
https://en.wikipedia.org/wiki/Lobachevsky%20%28song%29 | "Lobachevsky" is a humorous song by Tom Lehrer, referring to the mathematician Nikolai Ivanovich Lobachevsky.
According to Lehrer, the song is "not intended as a slur on [Lobachevsky's] character" and the name was chosen "solely for prosodic reasons".
In the introduction, Lehrer describes the song as an adaptation of ... |
https://en.wikipedia.org/wiki/Magnetic%20tweezers | Magnetic tweezers (MT) are scientific instruments for the manipulation and characterization of biomolecules or polymers. These apparatus exert forces and torques to individual molecules or groups of molecules. It can be used to measure the tensile strength or the force generated by molecules.
Most commonly magnetic tw... |
https://en.wikipedia.org/wiki/Lookup%20table | In computer science, a lookup table (LUT) is an array that replaces runtime computation with a simpler array indexing operation, in a process termed as direct addressing. The savings in processing time can be significant, because retrieving a value from memory is often faster than carrying out an "expensive" computatio... |
https://en.wikipedia.org/wiki/Palindromic%20number | A palindromic number (also known as a numeral palindrome or a numeric palindrome) is a number (such as 16461) that remains the same when its digits are reversed. In other words, it has reflectional symmetry across a vertical axis. The term palindromic is derived from palindrome, which refers to a word (such as rotor or... |
https://en.wikipedia.org/wiki/Certified%20professional%20broadcast%20engineer | Certified Professional Broadcast Engineer (CPBE) is a title granted to an individual who already holds an SBE Senior Broadcast Engineer certification or registered as a professional electrical engineer and also successfully meets the experience and reference requirements of the certification. The certification is regul... |
https://en.wikipedia.org/wiki/Software%20copyright | Software copyright is the application of copyright in law to machine-readable software. While many of the legal principles and policy debates concerning software copyright have close parallels in other domains of copyright law, there are a number of distinctive issues that arise with software. This article primarily fo... |
https://en.wikipedia.org/wiki/Food%20safety%20in%20Australia | Food safety in Australia concerns the production, distribution, preparation, and storage of food in Australia to prevent foodborne illness, also known as food safety. Food Standards Australia New Zealand is responsible for developing food standards for Australia and New Zealand.
In recent years the quality and integri... |
https://en.wikipedia.org/wiki/BLT%20cocktail | A BLT cocktail is a cocktail made out of the contents of a BLT sandwich, (bacon, lettuce and tomato), blended together with vodka. Variants on the drink include utilizing bacon vodka instead of traditional vodka, substituting liquor for lettuce, incorporating bacon salt, or including cucumber flavored vodka.
The drink... |
https://en.wikipedia.org/wiki/Flattop%20%28critical%20assembly%29 | Flattop is a benchmark critical assembly that is used to study the nuclear characteristics of uranium-233, uranium-235, and plutonium-239 in spherical geometries surrounded by a relatively thick natural uranium neutron reflector.
Flattop assemblies are used to measure neutron activation and reactivity coefficients. Si... |
https://en.wikipedia.org/wiki/GABA%20receptor%20antagonist | GABA receptor antagonists are drugs that inhibit the action of GABA. In general these drugs produce stimulant and convulsant effects, and are mainly used for counteracting overdoses of sedative drugs.
Examples include bicuculline, securinine and metrazol, and the benzodiazepine GABAA receptor antagonist flumazenil.
... |
https://en.wikipedia.org/wiki/ArpQ%20holin%20family | The ArpQ Holin (ArpQ Holin) Family (TC# 1.E.15) consists of a single holin-like protein 58 amino acyl residues (aas) in length with 2 transmembrane segments (TMSs). This protein is encoded by the arpQ gene in Enterococcus hirae. While annotated as a holin, it is not functionally characterized.
See also
Holin
Lysin
... |
https://en.wikipedia.org/wiki/Political%20colour | Political colours are colours used to represent a political ideology, movement or party, either officially or unofficially. They represent the intersection of colour symbolism and political symbolism. Politicians making public appearances will often identify themselves by wearing rosettes, flowers, ties or ribbons in t... |
https://en.wikipedia.org/wiki/Trace%20diagram | In mathematics, trace diagrams are a graphical means of performing computations in linear and multilinear algebra. They can be represented as (slightly modified) graphs in which some edges are labeled by matrices. The simplest trace diagrams represent the trace and determinant of a matrix. Several results in linear alg... |
https://en.wikipedia.org/wiki/Lon%20protease%20family | In molecular biology, the Lon protease family is a family of enzymes that break peptide bonds in proteins resulting in smaller peptides or amino acids. They are found in archaea, bacteria and eukaryotes. Lon proteases are ATP-dependent serine peptidases belonging to the MEROPS peptidase family S16 (Lon protease family,... |
https://en.wikipedia.org/wiki/Critical%20mass%20%28sociodynamics%29 | In social dynamics, critical mass is a sufficient number of adopters of a new idea, technology or innovation in a social system so that the rate of adoption becomes self-sustaining and creates further growth. The point at which critical mass is achieved is sometimes referred to as a threshold within the threshold model... |
https://en.wikipedia.org/wiki/Sweet%20spot%20%28acoustics%29 | The sweet spot is a term used by audiophiles and recording engineers to describe the focal point between two speakers, where an individual is fully capable of hearing the stereo audio mix the way it was intended to be heard by the mixer. The sweet spot is the location which creates an equilateral triangle together with... |
https://en.wikipedia.org/wiki/NCR%20Century%20100 | The NCR Century 100 was NCR's first all integrated circuit computer built in 1968. All logic gates were created by wire-wrapping NAND gates together to form flip-flops and other complex circuits. The console of the system had only 18 lights and switches and allowed entry of a boot routine, or changes to loaded progra... |
https://en.wikipedia.org/wiki/Gcov | Gcov is a source code coverage analysis and statement-by-statement profiling tool. Gcov generates exact counts of the number of times each statement in a program is executed and annotates source code to add instrumentation. Gcov comes as a standard utility with the GNU Compiler Collection (GCC) suite.
The gcov utility... |
https://en.wikipedia.org/wiki/ITPR3 | Inositol 1,4,5-trisphosphate receptor, type 3, also known as ITPR3, is a protein which in humans is encoded by the ITPR3 gene. The protein encoded by this gene is both a receptor for inositol triphosphate and a calcium channel.
Function
ITP3 channels serve an important role in the taste transduction pathway of sweet... |
https://en.wikipedia.org/wiki/Mir-345%20microRNA%20precursor%20family | In molecular biology mir-345 microRNA is a short RNA molecule. MicroRNAs function to regulate the expression levels of other genes by several mechanisms.
See also
MicroRNA |
https://en.wikipedia.org/wiki/Arum%20maculatum | Arum maculatum is a woodland flowering plant species in the family Araceae. It is native across most of Europe, as well as Eastern Turkey and the Caucasus.
Description
The leaves of A. maculatum appear in the spring (April–May in the northern hemisphere, October–November in the southern hemisphere) and are 7 to 20 cm ... |
https://en.wikipedia.org/wiki/Necrophoresis | Necrophoresis is a sanitation behavior found in social insects – such as ants, bees, wasps, and termites – in which they carry away the dead bodies of members of their colony from the nest or hive area. The term was introduced in 1958 by E.O. Wilson and his colleagues. The behaviour was however known from before with P... |
https://en.wikipedia.org/wiki/Camcon%20Technology | Camcon Technology (also Camcon Auto) is a Cambridge-based company focused on the core research and development of the Camcon Binary Actuator, a new class of digital valve technology. It develops high-speed and low-energy control of liquid and gas used in the healthcare industry.
About Camcon
Camcon is based in the UK'... |
https://en.wikipedia.org/wiki/Glyceryl%20behenate | Glyceryl behenate is a fat used in cosmetics, foods, and oral pharmaceutical formulations. In cosmetics, it is mainly used as a viscosity-increasing agent in emulsions.
In pharmaceutical formulations, glyceryl behenate is mainly used as a tablet and capsule lubricant and as a lipidic coating excipient. It has been inv... |
https://en.wikipedia.org/wiki/Edge%20%28geometry%29 | In geometry, an edge is a particular type of line segment joining two vertices in a polygon, polyhedron, or higher-dimensional polytope. In a polygon, an edge is a line segment on the boundary, and is often called a polygon side. In a polyhedron or more generally a polytope, an edge is a line segment where two faces (o... |
https://en.wikipedia.org/wiki/Postglacial%20vegetation | Postglacial vegetation refers to plants that colonize the newly exposed substrate after a glacial retreat. The term "postglacial" typically refers to processes and events that occur after the departure of glacial ice or glacial climates.
Climate Influence
Climate change is the main force behind changes in species dis... |
https://en.wikipedia.org/wiki/ST6%20and%20ST7 | The ST6 and ST7 are 8-bit microcontroller product lines from STMicroelectronics. They are commonly used in small embedded applications like washing machines.
Although they use similar peripherals and are marketed as part of the same product line, the two architectures are actually quite different.
Both have an 8-bit... |
https://en.wikipedia.org/wiki/David%20Urquhart | David Urquhart Jr. (1 July 180516 May 1877) was a Scottish diplomat, writer and politician, serving as a Member of Parliament from 1847 to 1852. He also was an early promoter of the Turkish bath in the United Kingdom.
Early life
Urquhart was born at Braelangwell, Cromarty, Scotland. He was the second son of Margaret H... |
https://en.wikipedia.org/wiki/Regulation%20of%20therapeutic%20goods | The regulation of therapeutic goods, defined as drugs and therapeutic devices, varies by jurisdiction. In some countries, such as the United States, they are regulated at the national level by a single agency. In other jurisdictions they are regulated at the state level, or at both state and national levels by various ... |
https://en.wikipedia.org/wiki/Coulson%E2%80%93Fischer%20theory | In theoretical chemistry and molecular physics, Coulson–Fischer theory provides a quantum mechanical description of the electronic structure of molecules. The 1949 seminal work of Coulson and Fischer established a theory of molecular electronic structure which combines the strengths of the two rival theories which emer... |
https://en.wikipedia.org/wiki/Margulis%20lemma | In differential geometry, the Margulis lemma (named after Grigory Margulis) is a result about discrete subgroups of isometries of a non-positively curved Riemannian manifold (e.g. the hyperbolic n-space). Roughly, it states that within a fixed radius, usually called the Margulis constant, the structure of the orbits of... |
https://en.wikipedia.org/wiki/John%20H.%20Lienhard%20V | John Henry Lienhard V (born 1961) is the Abdul Latif Jameel Professor of Water and Mechanical Engineering at the Massachusetts Institute of Technology. His research focuses on desalination, heat transfer, and thermodynamics. He has also written several engineering textbooks.
Childhood and education
Lienhard was born ... |
https://en.wikipedia.org/wiki/Charles%20Weibel | Charles Alexander Weibel (born October 28, 1950, in Terre Haute, Indiana) is an American mathematician working on algebraic K-theory, algebraic geometry and homological algebra.
Weibel studied physics and mathematics at the University of Michigan, earning bachelor's degrees in both subjects in 1972. He was awarded a m... |
https://en.wikipedia.org/wiki/Shift%20theorem | In mathematics, the (exponential) shift theorem is a theorem about polynomial differential operators (D-operators) and exponential functions. It permits one to eliminate, in certain cases, the exponential from under the D-operators.
Statement
The theorem states that, if P(D) is a polynomial D-operator, then, for any ... |
https://en.wikipedia.org/wiki/PlaceSpotting | PlaceSpotting was an online game, based on Google Maps. Its server is based in Switzerland and has English- and German-language versions. In international Media, PlaceSpotting is recommended as a "challenging amusement" and an "educational way of wasting time on the internet".
Overview
The way PlaceSpotting works is ... |
https://en.wikipedia.org/wiki/Formylation | Formylation refers to any chemical processes in which a compound is functionalized with a formyl group (-CH=O). In organic chemistry, the term is most commonly used with regards to aromatic compounds (for example the conversion of benzene to benzaldehyde in the Gattermann–Koch reaction). In biochemistry the reaction is... |
https://en.wikipedia.org/wiki/Cone%20%28category%20theory%29 | In category theory, a branch of mathematics, the cone of a functor is an abstract notion used to define the limit of that functor. Cones make other appearances in category theory as well.
Definition
Let F : J → C be a diagram in C. Formally, a diagram is nothing more than a functor from J to C. The change in terminol... |
https://en.wikipedia.org/wiki/John%20Giannandrea | John Giannandrea is a Scottish software engineer and businessman. He co-founded Metaweb, led Google Search and artificial intelligence, was co-founder and CTO of the speech recognition company Tellme Networks, Chief Technologist of the web browser group at Netscape, senior engineer at General Magic, and is now a senior... |
https://en.wikipedia.org/wiki/Diazolidinyl%20urea | Diazolidinyl urea is an antimicrobial preservative used in cosmetics. It is chemically related to imidazolidinyl urea which is used in the same way. Diazolidinyl urea acts as a formaldehyde releaser.
It is used in many cosmetics, skin care products, shampoos and conditioners, as well as a wide range of products includ... |
https://en.wikipedia.org/wiki/Interactive%20kiosk | An interactive kiosk is a computer terminal featuring specialized hardware and software that provides access to information and applications for communication, commerce, entertainment, or education.
By 2010, the largest bill pay kiosk network is AT&T for the phone customers which allows customers to pay their phone bi... |
https://en.wikipedia.org/wiki/Sergei%20Alexander%20Schelkunoff | Sergei Alexander Schelkunoff (; January 27, 1897 – May 2, 1992), who published as S. A. Schelkunoff, was a distinguished mathematician, engineer and electromagnetism theorist who made noted contributions to antenna theory.
Biography
Schelkunoff was born in Samara, Russia in 1897, attended the University of Moscow befo... |
https://en.wikipedia.org/wiki/Suppressor%20of%20cytokine%20signaling%201 | Suppressor of cytokine signaling 1 is a protein that in humans is encoded by the SOCS1 gene. SOCS1 orthologs have been identified in several mammals for which complete genome data are available.
Function
This gene encodes a member of the STAT-induced STAT inhibitor (SSI), also known as suppressor of cytokine signall... |
https://en.wikipedia.org/wiki/Price%E2%80%93earnings%20ratio | The price-earnings ratio, also known as P/E ratio, P/E, or PER, is the ratio of a company's share (stock) price to the company's earnings per share. The ratio is used for valuing companies and to find out whether they are overvalued or undervalued.
As an example, if share A is trading at and the earnings per share f... |
https://en.wikipedia.org/wiki/Charge%20trap%20flash | Charge trap flash (CTF) is a semiconductor memory technology used in creating non-volatile NOR and NAND flash memory. It is a type of floating-gate MOSFET memory technology, but differs from the conventional floating-gate technology in that it uses a silicon nitride film to store electrons rather than the doped polycry... |
https://en.wikipedia.org/wiki/Daly%20detector | A Daly detector is a gas-phase ion detector that consists of a metal "doorknob", a scintillator (phosphor screen) and a photomultiplier. It was named after its inventor Norman Richard Daly. Daly detectors are typically used in mass spectrometers.
Principle of operation
Ions that hit the doorknob release secondary elec... |
https://en.wikipedia.org/wiki/Structural%20load | A structural load or structural action is a force, deformation, or acceleration applied to structural elements. A load causes stress, deformation, and displacement in a structure. Structural analysis, a discipline in engineering, analyzes the effects of loads on structures and structural elements. Excess load may cause... |
https://en.wikipedia.org/wiki/Rota%27s%20conjecture | Rota's excluded minors conjecture is one of a number of conjectures made by the mathematician Gian-Carlo Rota. It is considered an important problem by some members of the structural combinatorics community. Rota conjectured in 1971 that, for every finite field, the family of matroids that can be represented over that ... |
https://en.wikipedia.org/wiki/Service%20Profile%20Identifier | A Service Profile Identifier (SPID) is a number issued by ISDN service providers in North America that identifies the services and features of an ISDN circuit. Service providers typically assign each B channel a unique SPID. A SPID is derived from the telephone number assigned to the circuit, and in the U.S. it typical... |
https://en.wikipedia.org/wiki/Ruselectronics | JSC Ruselectronics (), is a Russian state-owned holding company founded in 1997. It is fully owned by Rostec.
Ruselectronics is responsible for the production of approximately 80 percent of all Russian electronics components.
History
Ruselectronics integrates the electronics sector companies focused on designing and ... |
https://en.wikipedia.org/wiki/Frontal%20bone | The frontal bone is a bone in the human skull. The bone consists of two portions. These are the vertically oriented squamous part, and the horizontally oriented orbital part, making up the bony part of the forehead, part of the bony orbital cavity holding the eye, and part of the bony part of the nose respectively. The... |
https://en.wikipedia.org/wiki/Linear%20stability | In mathematics, in the theory of differential equations and dynamical systems, a particular stationary or quasistationary solution to a nonlinear system is called linearly unstable if the linearization of the equation at this solution has the form , where r is the perturbation to the steady state, A is a linear operato... |
https://en.wikipedia.org/wiki/Batterygate | Batterygate is a term used to describe deliberate processor slowdowns on Apple's iPhones, in order to prevent handsets with degraded batteries shutting down when under high load.
Critics argued the slowdown amounted to planned obsolescence, however this may stem from the common misconception that all older iPhones wer... |
https://en.wikipedia.org/wiki/Cuticle | A cuticle (), or cuticula, is any of a variety of tough but flexible, non-mineral outer coverings of an organism, or parts of an organism, that provide protection. Various types of "cuticle" are non-homologous, differing in their origin, structure, function, and chemical composition.
Human anatomy
In human anatomy, "... |
https://en.wikipedia.org/wiki/Eddy%20%28surname%29 | The surname Eddy is used by descendants of a number of English, Irish and Scottish families.
Etymology
Frank R. Holmes, in his Directory of the Ancestral Heads of New England Families, 1600-1700, proposes two possible origins; the Gaelic , "instructor", or from the Saxon ed and ea, "backwards" and "water", a whirlpoo... |
https://en.wikipedia.org/wiki/Maxam%E2%80%93Gilbert%20sequencing | Maxam–Gilbert sequencing is a method of DNA sequencing developed by Allan Maxam and Walter Gilbert in 1976–1977. This method is based on nucleobase-specific partial chemical modification of DNA and subsequent cleavage of the DNA backbone at sites adjacent to the modified nucleotides.
Maxam–Gilbert sequencing was the f... |
https://en.wikipedia.org/wiki/American%20Vacuum%20Society | AVS: Science and Technology of Materials, Interfaces, and Processing (formerly American Vacuum Society) is a not-for-profit learned society founded in 1953 focused on disciplines related to materials, interfaces, and processing. AVS has approximately 4500 members worldwide from academia, governmental laboratories and i... |
https://en.wikipedia.org/wiki/Magnetic%20dipole | In electromagnetism, a magnetic dipole is the limit of either a closed loop of electric current or a pair of poles as the size of the source is reduced to zero while keeping the magnetic moment constant.
It is a magnetic analogue of the electric dipole, but the analogy is not perfect. In particular, a true magnetic m... |
https://en.wikipedia.org/wiki/Genealogical%20DNA%20test | A genealogical DNA test is a DNA-based genetic test used in genetic genealogy that looks at specific locations of a person's genome in order to find or verify ancestral genealogical relationships, or (with lower reliability) to estimate the ethnic mixture of an individual. Since different testing companies use differen... |
https://en.wikipedia.org/wiki/Population%20genetics | Population genetics is a subfield of genetics that deals with genetic differences within and among populations, and is a part of evolutionary biology. Studies in this branch of biology examine such phenomena as adaptation, speciation, and population structure.
Population genetics was a vital ingredient in the emergenc... |
https://en.wikipedia.org/wiki/Zinc%20finger%20protein%20230 | Zinc finger protein 230 is a protein that in humans is encoded by the ZNF230 gene. |
https://en.wikipedia.org/wiki/%CE%A0-calculus | In theoretical computer science, the -calculus (or pi-calculus) is a process calculus. The -calculus allows channel names to be communicated along the channels themselves, and in this way it is able to describe concurrent computations whose network configuration may change during the computation.
The -calculus has few... |
https://en.wikipedia.org/wiki/Standard%20L-function | In mathematics, the term standard L-function refers to a particular type of automorphic L-function described by Robert P. Langlands.
Here, standard refers to the finite-dimensional representation r being the standard representation of the L-group as a matrix group.
Relations to other L-functions
Standard L-functions ... |
https://en.wikipedia.org/wiki/List%20of%20ISBN%20registration%20groups | The registration group or identifier group is the second element in a 13-digit ISBN (first element in a 10-digit ISBN) and indicates the country, geographic region, or language area where a book was published. The element ranges from one to five numerical digits.
In 2007, the length of an ISBN changed from 10 to 13 di... |
https://en.wikipedia.org/wiki/Thames%20Town | Thames Town () is a new town in Songjiang District, about from central Shanghai. It is named after the River Thames, which flows through London, United Kingdom. The architecture is themed according to British market town styles. There are cobbled streets, Victorian terraces, corner shops and red telephone boxes. High ... |
https://en.wikipedia.org/wiki/Canadian%20Neutron%20Beam%20Centre | The NRC Canadian Neutron Beam Centre (CNBC) was Canada's national user facility that enabled researchers to use neutron beams as tools for world-class materials research. The CNBC was located at Chalk River Laboratories, where Atomic Energy of Canada Limited (AECL) owned and operated the National Research Universal (NR... |
https://en.wikipedia.org/wiki/Epoch%20Systems | Epoch Systems Inc., founded in December 1986, was a hardware and software company providing Hierarchical Storage Management (HSM) file servers, and distributed storage management and data backup software. The company was founded by Ken Holberger, Chuck Holland, and Gregory Kenley. Holberger and Holland had worked toget... |
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