id int64 39 79M | url stringlengths 31 227 | text stringlengths 6 334k | source stringlengths 1 150 ⌀ | categories listlengths 1 6 | token_count int64 3 71.8k | subcategories listlengths 0 30 |
|---|---|---|---|---|---|---|
1,532,957 | https://en.wikipedia.org/wiki/Cognitive%20load | In cognitive psychology, cognitive load refers to the amount of working memory resources used. However, it is essential to distinguish it from the actual construct of Cognitive Load (CL) or Mental Workload (MWL), which is studied widely in many disciplines. According to work conducted in the field of instructional desi... | Cognitive load | [
"Biology"
] | 3,291 | [
"Behavioural sciences",
"Behavior",
"Cognitive psychology"
] |
1,532,991 | https://en.wikipedia.org/wiki/Slayer%27s%20Slab | The Slayer's Slab is a title given to a medieval gravestone formerly in the graveyard of Lyminster church in West Sussex, England. It has now been moved inside the church to protect it from weathering.
According to legend it is the gravestone of the dragonslayer who killed the Knucker who lived in the nearby knuckerhol... | Slayer's Slab | [
"Physics"
] | 114 | [
"Stones",
"Physical objects",
"Matter"
] |
1,533,051 | https://en.wikipedia.org/wiki/Eruption%20column | An eruption column or eruption plume is a cloud of super-heated ash and tephra suspended in gases emitted during an explosive volcanic eruption. The volcanic materials form a vertical column or plume that may rise many kilometers into the air above the vent of the volcano. In the most explosive eruptions, the eruption ... | Eruption column | [
"Chemistry"
] | 1,573 | [
"Explosive eruptions",
"Explosions"
] |
1,533,070 | https://en.wikipedia.org/wiki/Volatility%20smile | Volatility smiles are implied volatility patterns that arise in pricing financial options. It is a parameter (implied volatility) that is needed to be modified for the Black–Scholes formula to fit market prices. In particular for a given expiration, options whose strike price differs substantially from the underlying ... | Volatility smile | [
"Mathematics"
] | 2,226 | [
"Applied mathematics",
"Mathematical finance"
] |
1,533,113 | https://en.wikipedia.org/wiki/Sp%C3%B6rer%20Minimum | The Spörer Minimum is a hypothesized 90-year span of low solar activity, from about 1460 until 1550, which was identified and named by John A. Eddy in a landmark 1976 paper published in Science titled "The Maunder Minimum". It occurred before sunspots had been directly observed and was discovered instead by analysis o... | Spörer Minimum | [
"Physics"
] | 503 | [
"Physical phenomena",
"Stellar phenomena",
"Solar phenomena"
] |
1,533,133 | https://en.wikipedia.org/wiki/Triplet%20state | In quantum mechanics, a triplet state, or spin triplet, is the quantum state of an object such as an electron, atom, or molecule, having a quantum spin S = 1. It has three allowed values of the spin's projection along a given axis mS = −1, 0, or +1, giving the name "triplet".
Spin, in the context of quantum mechanics,... | Triplet state | [
"Physics",
"Chemistry"
] | 780 | [
"Molecular physics",
"Spectrum (physical sciences)",
"Instrumental analysis",
"Quantum mechanics",
"Quantum states",
"Spectroscopy",
"Symmetry",
"Rotational symmetry"
] |
1,533,140 | https://en.wikipedia.org/wiki/Dalton%20Minimum | The Dalton Minimum was a period of low sunspot count, representing low solar activity, named after the English meteorologist John Dalton, lasting from about 1790 to 1830 or 1796 to 1820, corresponding to the period solar cycle 4 to solar cycle 7.
While the Dalton Minimum is often compared with the Maunder Minimum, its ... | Dalton Minimum | [
"Physics"
] | 624 | [
"Physical phenomena",
"Stellar phenomena",
"Solar phenomena"
] |
1,533,184 | https://en.wikipedia.org/wiki/Chemical%20decomposition | Chemical decomposition, or chemical breakdown, is the process or effect of simplifying a single chemical entity (normal molecule, reaction intermediate, etc.) into two or more fragments. Chemical decomposition is usually regarded and defined as the exact opposite of chemical synthesis. In short, the chemical reaction i... | Chemical decomposition | [
"Chemistry"
] | 817 | [
"nan"
] |
1,533,196 | https://en.wikipedia.org/wiki/Photoelasticity | In materials science, photoelasticity describes changes in the optical properties of a material under mechanical deformation. It is a property of all dielectric media and is often used to experimentally determine the stress distribution in a material.
History
The photoelastic phenomenon was first discovered by the Sc... | Photoelasticity | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 1,967 | [
"Applied and interdisciplinary physics",
"Optics",
"Materials science",
"Mechanics",
" molecular",
"Mechanical engineering",
"nan",
"Atomic",
" and optical physics"
] |
1,533,197 | https://en.wikipedia.org/wiki/RISKS%20Digest | The RISKS Digest or Forum On Risks to the Public in Computers and Related Systems is an online periodical published since 1985 by the Committee on Computers and Public Policy of the Association for Computing Machinery. The editor is Peter G. Neumann.
It is a moderated forum concerned with the security and safety of co... | RISKS Digest | [
"Engineering"
] | 342 | [
"Safety engineering",
"Cybersecurity engineering",
"Systems engineering",
"Computer security procedures"
] |
1,533,268 | https://en.wikipedia.org/wiki/Waste%20hierarchy | Waste (management) hierarchy is a tool used in the evaluation of processes that protect the environment alongside resource and energy consumption from most favourable to least favourable actions. The hierarchy establishes preferred program priorities based on sustainability. To be sustainable, waste management cannot ... | Waste hierarchy | [
"Chemistry",
"Engineering"
] | 1,755 | [
"Industrial ecology",
"Industrial engineering",
"Environmental engineering"
] |
1,533,475 | https://en.wikipedia.org/wiki/South%20Pacific%20convergence%20zone | The South Pacific Convergence Zone (SPCZ), a reverse-oriented monsoon trough, is a band of low-level convergence, cloudiness and precipitation extending from the Western Pacific Warm Pool at the maritime continent south-eastwards towards French Polynesia and as far as the Cook Islands (160W, 20S). The SPCZ is a portion... | South Pacific convergence zone | [
"Physics",
"Chemistry"
] | 1,371 | [
"Atmospheric dynamics",
"Applied and interdisciplinary physics",
"Physical oceanography",
"Fluid dynamics"
] |
1,533,644 | https://en.wikipedia.org/wiki/Reactive%20intermediate | In chemistry, a reactive intermediate or an intermediate is a short-lived, high-energy, highly reactive molecule. When generated in a chemical reaction, it will quickly convert into a more stable molecule. Only in exceptional cases can these compounds be isolated and stored, e.g. low temperatures, matrix isolation. Whe... | Reactive intermediate | [
"Chemistry"
] | 442 | [
"Reaction mechanisms",
"Organic compounds",
"Physical organic chemistry",
"Chemical kinetics",
"Reactive intermediates"
] |
1,533,679 | https://en.wikipedia.org/wiki/Cage%20effect | In chemistry, the cage effect (also known as geminate recombination) describes how the properties of a molecule are affected by its surroundings. First introduced by James Franck and Eugene Rabinowitch in 1934, the cage effect suggests that instead of acting as an individual particle, molecules in solvent are more accu... | Cage effect | [
"Chemistry"
] | 580 | [
"Reaction mechanisms",
"Theoretical chemistry",
"nan",
"Physical organic chemistry",
"Chemical kinetics"
] |
1,533,815 | https://en.wikipedia.org/wiki/Ultra-low-sulfur%20diesel | Ultra-low-sulfur diesel (ULSD) is diesel fuel with substantially lowered sulfur content. Since 2006, almost all of the petroleum-based diesel fuel available in Europe and North America has been of a ULSD type.
The move to lower sulfur content allows for the application of advanced emissions control technologies that s... | Ultra-low-sulfur diesel | [
"Chemistry"
] | 4,044 | [
"Petroleum",
"Petroleum products",
"Fuels",
"Chemical energy sources"
] |
1,534,136 | https://en.wikipedia.org/wiki/NGC%204395 | NGC 4395 is a nearby low surface brightness spiral galaxy located about 14 million light-years (or 4.3 Mpc) from Earth in the constellation Canes Venatici. The nucleus of NGC 4395 is active and the galaxy is classified as a Seyfert Type I known for its very low-mass supermassive black hole.
Physical characteristics
N... | NGC 4395 | [
"Astronomy"
] | 458 | [
"Canes Venatici",
"Constellations"
] |
1,534,314 | https://en.wikipedia.org/wiki/Spin%20transistor | The magnetically sensitive transistor, also known as the spin transistor, spin field-effect transistor (spinFET), Datta–Das spin transistor or spintronic transistor (named for spintronics, the technology which this development spawned), originally proposed in 1990 by Supriyo Datta and Biswajit Das, is an alternative de... | Spin transistor | [
"Physics",
"Materials_science"
] | 494 | [
"Spintronics",
"Condensed matter physics"
] |
1,534,483 | https://en.wikipedia.org/wiki/Motion%20estimation | In computer vision and image processing, motion estimation is the process of determining motion vectors that describe the transformation from one 2D image to another; usually from adjacent frames in a video sequence. It is an ill-posed problem as the motion happens in three dimensions (3D) but the images are a projecti... | Motion estimation | [
"Physics"
] | 910 | [
"Physical phenomena",
"Motion (physics)",
"Space",
"Mechanics",
"Motion in computer vision",
"Spacetime"
] |
1,535,090 | https://en.wikipedia.org/wiki/Land%20development | Land development is the alteration of landscape in any number of ways such as:
Changing landforms from a natural or semi-natural state for a purpose such as agriculture or housing
Subdividing real estate into lots, typically for the purpose of building homes
Real estate development or changing its purpose, for examp... | Land development | [
"Engineering"
] | 1,958 | [
"Construction",
"Urban planning",
"Architecture"
] |
1,535,719 | https://en.wikipedia.org/wiki/Similarity%20invariance | In linear algebra, similarity invariance is a property exhibited by a function whose value is unchanged under similarities of its domain. That is, is invariant under similarities if where is a matrix similar to A. Examples of such functions include the trace, determinant, characteristic polynomial, and the minimal... | Similarity invariance | [
"Mathematics"
] | 151 | [
"Mathematical analysis",
"Functions and mappings",
"Mathematical analysis stubs",
"Mathematical objects",
"Mathematical relations"
] |
1,535,731 | https://en.wikipedia.org/wiki/Fictionalism | Fictionalism is a view in philosophy that posits that statements appearing to be descriptions of the world should not be construed as such, but should instead be understood as cases of "make believe", thus allowing individuals to treat something as literally true (a "useful fiction").
Concept
Fictionalism consists in... | Fictionalism | [
"Mathematics"
] | 421 | [
"Theories of deduction"
] |
1,535,838 | https://en.wikipedia.org/wiki/SGI%20Origin%20350 | The SGI Origin 350 is a mid-range server computer developed and manufactured by SGI introduced in 2003. Their discontinuation in December 2006 brought to a close almost two decades of MIPS and IRIX computing.
Hardware
The Origin 350 is based on the NUMAflex architecture, where a system is constructed from a varying ... | SGI Origin 350 | [
"Technology"
] | 450 | [
"Computing stubs",
"Computer hardware stubs"
] |
1,536,068 | https://en.wikipedia.org/wiki/Ha-ha | A ha-ha ( or ), also known as a sunk fence, blind fence, ditch and fence, deer wall, or foss, is a recessed landscape design element that creates a vertical barrier (particularly on one side) while preserving an uninterrupted view of the landscape beyond from the other side. The name comes from viewers' surprise when... | Ha-ha | [
"Engineering"
] | 2,349 | [
"Structural engineering",
"Types of wall"
] |
1,536,114 | https://en.wikipedia.org/wiki/Pay%20toilet | A pay toilet is a public toilet that requires the user to pay. It may be street furniture or be inside a building, e.g. a shopping mall, department store, or railway station. The reason for charging money is usually for the maintenance of the equipment. Paying to use a toilet can be traced back almost 2000 years, to th... | Pay toilet | [
"Biology"
] | 1,805 | [
"Excretion",
"Toilets"
] |
1,536,124 | https://en.wikipedia.org/wiki/Synagogue%20architecture | Synagogue architecture often follows styles in vogue at the place and time of construction. There is no set blueprint for synagogues and the architectural shapes and interior designs of synagogues vary greatly. According to tradition, the Shekhinah or divine presence can be found wherever there is a minyan, a quorum, o... | Synagogue architecture | [
"Engineering"
] | 3,770 | [
"Sacral architecture",
"Architecture"
] |
1,536,137 | https://en.wikipedia.org/wiki/Ammonium%20sulfate | Ammonium sulfate (American English and international scientific usage; ammonium sulphate in British English); (NH4)2SO4, is an inorganic salt with a number of commercial uses. The most common use is as a soil fertilizer. It contains 21% nitrogen and 24% sulfur.
Uses
Agriculture
The primary use of ammonium sulfate is ... | Ammonium sulfate | [
"Chemistry"
] | 1,394 | [
"Sulfates",
"Ammonium compounds",
"Salts"
] |
1,536,216 | https://en.wikipedia.org/wiki/Teletraffic%20engineering | Teletraffic engineering, or telecommunications traffic engineering is the application of transportation traffic engineering theory to telecommunications. Teletraffic engineers use their knowledge of statistics including queuing theory, the nature of traffic, their practical models, their measurements and simulations to... | Teletraffic engineering | [
"Technology"
] | 1,114 | [
"Information and communications technology",
"Telecommunications"
] |
1,536,236 | https://en.wikipedia.org/wiki/Nonconformist%20register | A Nonconformist register is broadly similar to a parish register, but deriving from a nonconformist church or chapel.
Nonconformist churches do not conform to the doctrines of the Church of England. In other words, these Protestant churches dissent from the established church. Examples include the Baptist, Methodist, ... | Nonconformist register | [
"Biology"
] | 536 | [
"Phylogenetics",
"Genealogy"
] |
1,536,483 | https://en.wikipedia.org/wiki/Connection-Oriented%20Network%20Service | Connection-Oriented Network Service (CONS) is one of the two Open Systems Interconnection (OSI) network-layer protocols, the other being Connectionless-mode Network Service (CLNS). It is basically X.25, with a few adjustments.
Protocols providing CONS
Some protocols that provide the CONS service:
X.25, as specified ... | Connection-Oriented Network Service | [
"Technology"
] | 214 | [
"Computing stubs",
"Computer network stubs"
] |
1,536,553 | https://en.wikipedia.org/wiki/Main%20stage | Main stage or mainstage refers to the largest or most prestigious space of a theatre building and to the productions performed in that space. Mainstage theatre has been historically distinguished from smaller-scale studio theatre. It is usually performed in a proscenium theatre or on a thrust stage. Main stage is also ... | Main stage | [
"Technology"
] | 546 | [
"Parts of a theatre",
"Components"
] |
1,536,554 | https://en.wikipedia.org/wiki/Aiguille%20du%20Midi | The Aiguille du Midi (, "Needle at midday") is a mountain in the Mont Blanc massif within the French Alps. It is a popular tourist destination and can be directly accessed by cable car from Chamonix that takes visitors close to Mont Blanc.
Cable car
The idea for a cable car to the summit, the Téléphérique de l'Aigui... | Aiguille du Midi | [
"Technology"
] | 1,061 | [
"Vertical transport devices",
"Transport systems"
] |
1,536,701 | https://en.wikipedia.org/wiki/Evacuation%20simulation | Evacuation simulation is a method to determine evacuation times for areas, buildings, or vessels. It is based on the simulation of crowd dynamics and pedestrian motion. The number of evacuation software have been increased dramatically in the last 25 years. A similar trend has been observed in term of the number of sc... | Evacuation simulation | [
"Physics"
] | 1,221 | [
"Social physics",
"Applied and interdisciplinary physics"
] |
1,536,920 | https://en.wikipedia.org/wiki/Proximity%20space | In topology, a proximity space, also called a nearness space, is an axiomatization of the intuitive notion of "nearness" that hold set-to-set, as opposed to the better known point-to-set notion that characterize topological spaces.
The concept was described by but ignored at the time. It was rediscovered and axiomati... | Proximity space | [
"Mathematics"
] | 507 | [
"General topology",
"Order theory",
"Topology",
"Closure operators"
] |
1,536,938 | https://en.wikipedia.org/wiki/Frontage | Frontage is the boundary between a plot of land or a building and the road onto which the plot or building fronts. Frontage may also refer to the full length of this boundary. This length is considered especially important for certain types of commercial and retail real estate, in applying zoning bylaws and property ta... | Frontage | [
"Engineering"
] | 187 | [
"Architecture stubs",
"Architecture"
] |
1,536,947 | https://en.wikipedia.org/wiki/Kruskal%E2%80%93Katona%20theorem | In algebraic combinatorics, the Kruskal–Katona theorem gives a complete characterization of the f-vectors of abstract simplicial complexes. It includes as a special case the Erdős–Ko–Rado theorem and can be restated in terms of uniform hypergraphs. It is named after Joseph Kruskal and Gyula O. H. Katona, but has been i... | Kruskal–Katona theorem | [
"Mathematics"
] | 588 | [
"Theorems in combinatorics",
"Extremal combinatorics",
"Theorems in discrete mathematics",
"Combinatorics",
"Families of sets",
"Basic concepts in set theory",
"Fields of abstract algebra",
"Algebraic combinatorics"
] |
1,536,956 | https://en.wikipedia.org/wiki/Lineworker | A lineworker (also called a lineman or powerline worker) constructs and maintains the electric transmission and distribution facilities that deliver electrical energy to industrial, commercial, and residential establishments. A lineworker installs, services, and emergency repairs electrical lines in the case of lightni... | Lineworker | [
"Physics",
"Engineering"
] | 1,425 | [
"Power (physics)",
"Electrical engineering",
"Electric power",
"Physical quantities"
] |
1,536,973 | https://en.wikipedia.org/wiki/Electric%20resistance%20welding | Electric resistance welding (ERW) is a welding process in which metal parts in contact are permanently joined by heating them with an electric current, melting the metal at the joint. Electric resistance welding is widely used, for example, in manufacture of steel pipe and in assembly of bodies for automobiles. The ele... | Electric resistance welding | [
"Engineering"
] | 2,180 | [
"Welding",
"Mechanical engineering"
] |
1,537,097 | https://en.wikipedia.org/wiki/Voltage-regulator%20tube | A voltage-regulator tube (VR tube) is an electronic component used as a shunt regulator to hold a voltage constant at a predetermined level.
Physically, these devices resemble vacuum tubes, but there are two main differences:
Their glass envelopes are filled with a gas mixture, and
They have a cold cathode; the cath... | Voltage-regulator tube | [
"Physics"
] | 1,244 | [
"Physical phenomena",
"Physical quantities",
"Voltage regulation",
"Vacuum tubes",
"Vacuum",
"Electrical phenomena",
"Electrical breakdown",
"Voltage",
"Matter"
] |
1,537,176 | https://en.wikipedia.org/wiki/Intercellular%20adhesion%20molecule | In molecular biology, intercellular adhesion molecules (ICAMs) and vascular cell adhesion molecule-1 (VCAM-1) are part of the immunoglobulin superfamily. They are important in inflammation, immune responses and in intracellular signalling events. The ICAM family consists of five members, designated ICAM-1 to ICAM-5. Th... | Intercellular adhesion molecule | [
"Chemistry",
"Biology"
] | 172 | [
"Cell biology",
"Biotechnology stubs",
"Protein classification",
"Biochemistry stubs",
"Biochemistry",
"Protein families"
] |
1,537,546 | https://en.wikipedia.org/wiki/Redevelopment | Redevelopment is any new construction on a site that has pre-existing uses. It represents a process of land development uses to revitalize the physical, economic and social fabric of urban space.
Description
Variations on redevelopment include:
Urban infill on vacant parcels that have no existing activity but were p... | Redevelopment | [
"Engineering"
] | 1,180 | [
"Construction",
"Redevelopment"
] |
1,537,611 | https://en.wikipedia.org/wiki/Mechanical%20floor | A mechanical floor, mechanical penthouse, mechanical layer or mechanical level is a story of a high-rise building that is dedicated to mechanical and electronics equipment. "Mechanical" is the most commonly used term, but words such as utility, technical, service, and plant are also used. They are present in all tall b... | Mechanical floor | [
"Engineering"
] | 1,942 | [
"Rooms",
"Floors",
"Structural engineering",
"Architecture"
] |
1,537,638 | https://en.wikipedia.org/wiki/Magic%20Link | The Magic Link was a Personal Intelligent Communicator marketed by Sony from 1994, based on General Magic's Magic Cap operating system. The Magic Link PIC-1000 was brought to market by Jerry Fiala Sr at Sony. The "Link" part of the name refers to the device's ability to send and receive data over a modem.
A competing... | Magic Link | [
"Technology"
] | 181 | [
"Mobile computer stubs",
"Computing stubs",
"Mobile technology stubs",
"Computer hardware stubs"
] |
1,537,736 | https://en.wikipedia.org/wiki/VIRGOHI21 | VIRGOHI21 is an extended region of neutral hydrogen (HI) in the Virgo cluster discovered in 2005. Analysis of its internal motion indicates that it may contain a large amount of dark matter, as much as a small galaxy. Since VIRGOHI21 apparently contains no stars, this would make it one of the first detected dark galaxi... | VIRGOHI21 | [
"Physics",
"Astronomy"
] | 903 | [
"Dark matter",
"Unsolved problems in physics",
"Constellations",
"Dark galaxies",
"Coma Berenices"
] |
1,537,936 | https://en.wikipedia.org/wiki/RX%20J1856.5%E2%88%923754 | RX J1856.5−3754 (also called RX J185635−3754, RX J185635−375, and various other designations) is a neutron star in the constellation Corona Australis. At approximately 400 light-years from Earth, it is the closest neutron star discovered to date.
Discovery and location
RX J1856.5−3754 is thought to have formed in a s... | RX J1856.5−3754 | [
"Astronomy"
] | 749 | [
"Corona Australis",
"Constellations"
] |
1,537,992 | https://en.wikipedia.org/wiki/Descent%20direction | In optimization, a descent direction is a vector that points towards a local minimum of an objective function .
Computing by an iterative method, such as line search defines a descent direction at the th iterate to be any such that , where denotes the inner product. The motivation for such an approach is that sm... | Descent direction | [
"Mathematics"
] | 159 | [
"Mathematical optimization",
"Mathematical analysis"
] |
1,538,007 | https://en.wikipedia.org/wiki/Matrix%20chain%20multiplication | Matrix chain multiplication (or the matrix chain ordering problem) is an optimization problem concerning the most efficient way to multiply a given sequence of matrices. The problem is not actually to perform the multiplications, but merely to decide the sequence of the matrix multiplications involved. The problem ma... | Matrix chain multiplication | [
"Mathematics"
] | 2,680 | [
"Matrices (mathematics)",
"Mathematical objects"
] |
1,538,038 | https://en.wikipedia.org/wiki/Performativity | Performativity is the concept that language can function as a form of social action and have the effect of change. The concept has multiple applications in diverse fields such as anthropology, social and cultural geography, economics, gender studies (social construction of gender), law, linguistics, performance studi... | Performativity | [
"Technology"
] | 7,899 | [
"Science and technology studies"
] |
1,538,121 | https://en.wikipedia.org/wiki/Tourbillon | In horology, a tourbillion () or tourbillon (; "whirlwind") is an addition to the mechanics of a watch escapement to increase accuracy. Conceived by the British watchmaker and inventor John Arnold, it was developed by his friend the Swiss-French watchmaker Abraham-Louis Breguet and patented by Breguet on 26 June 1801.... | Tourbillon | [
"Physics",
"Technology",
"Engineering"
] | 1,928 | [
"Machines",
"Physical quantities",
"Time",
"Horology",
"Clocks",
"Measuring instruments",
"Physical systems",
"Timekeeping components",
"Spacetime",
"Components"
] |
1,538,135 | https://en.wikipedia.org/wiki/Automated%20Message%20Handling%20System | The Automated Message Handling System (AMHS) is an automated message handling system that can be used to process, store, and disseminate legacy AUTODIN messages as well as Defense Message System (DMS) messages. The term "Automated Message Handling System" or "AMHS" has not been trademarked by a vendor, but is instead ... | Automated Message Handling System | [
"Engineering"
] | 502 | [
"Military communications",
"Telecommunications engineering"
] |
1,538,333 | https://en.wikipedia.org/wiki/Business%20object | A business object is an entity within a multi-tiered software application that works in conjunction with the data access and business logic layers to transport data.
Business objects separate state from behaviour because they are communicated across the tiers in a multi-tiered system, while the real work of the applic... | Business object | [
"Technology"
] | 433 | [
"Computing stubs"
] |
1,538,339 | https://en.wikipedia.org/wiki/Citro%C3%ABn%20M%C3%A9hari | The Citroën Méhari is a lightweight recreational and utility vehicle, manufactured and marketed by French carmaker Citroën over 18 years in a single generation. Built in front-wheel (1968–1988) and four-wheel drive (1980–1983) variants, it features ABS plastic bodywork with optional/removable doors and foldable, stowab... | Citroën Méhari | [
"Physics"
] | 2,499 | [
"Amorphous solids",
"Unsolved problems in physics",
"Plastics"
] |
1,538,943 | https://en.wikipedia.org/wiki/Carnobacterium%20pleistocenium | Carnobacterium pleistocenium is a recently discovered bacterium from the arctic part of Alaska. It was found in permafrost, seemingly frozen there for 32,000 years. Melting the ice, however, brought these extremophiles back to life. This is the first case of an organism "coming back to life" from ancient ice. These... | Carnobacterium pleistocenium | [
"Physics",
"Chemistry",
"Biology"
] | 229 | [
"Biochemistry",
"Physical phenomena",
"Phase transitions",
"Cryobiology"
] |
1,539,042 | https://en.wikipedia.org/wiki/Syntactic%20foam | Syntactic foams are composite materials synthesized by filling a metal, polymer, cementitious or ceramic matrix with hollow spheres called microballoons or cenospheres or non-hollow spheres (e.g. perlite) as aggregates. In this context, "syntactic" means "put together." The presence of hollow particles results in lower... | Syntactic foam | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 918 | [
"Applied and interdisciplinary physics",
"Foams",
"Composite materials",
"Materials science",
"Materials",
"nan",
"Matter"
] |
1,539,049 | https://en.wikipedia.org/wiki/Glass%20microsphere | Glass microspheres are microscopic spheres of glass manufactured for a wide variety of uses in research, medicine, consumer goods and various industries. Glass microspheres are usually between 1 and 1000 micrometers in diameter, although the sizes can range from 100 nanometers to 5 millimeters in diameter. Hollow glass... | Glass microsphere | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 1,141 | [
"Glass engineering and science",
"Materials",
"Glass chemistry",
"Matter"
] |
1,539,324 | https://en.wikipedia.org/wiki/FIPS%20140 | The 140 series of Federal Information Processing Standards (FIPS) are U.S. government computer security standards that specify requirements for cryptographic modules.
, FIPS 140-2 and FIPS 140-3 are both accepted as current and active. FIPS 140-3 was approved on March 22, 2019 as the successor to FIPS 140-2 and became... | FIPS 140 | [
"Technology",
"Engineering"
] | 1,596 | [
"Computer security standards",
"Computer standards",
"Cybersecurity engineering"
] |
1,539,548 | https://en.wikipedia.org/wiki/Reversible%20computing | Reversible computing is any model of computation where the computational process, to some extent, is time-reversible. In a model of computation that uses deterministic transitions from one state of the abstract machine to another, a necessary condition for reversibility is that the relation of the mapping from states t... | Reversible computing | [
"Physics",
"Chemistry",
"Mathematics",
"Engineering"
] | 2,067 | [
"Physical quantities",
"Time",
"Digital electronics",
"Reversible computing",
"Electronic engineering",
"Thermodynamics",
"Spacetime",
"Dynamical systems"
] |
1,539,563 | https://en.wikipedia.org/wiki/Nonsymmetric%20gravitational%20theory | In theoretical physics, the nonsymmetric gravitational theory (NGT) of John Moffat is a classical theory of gravitation that tries to explain the observation of the flat rotation curves of galaxies.
In general relativity, the gravitational field is characterized by a symmetric rank-2 tensor, the metric tensor. The pos... | Nonsymmetric gravitational theory | [
"Physics"
] | 546 | [
"Theoretical physics",
"Theories of gravity"
] |
1,539,597 | https://en.wikipedia.org/wiki/XHTML%20Friends%20Network | XHTML Friends Network (XFN) is an HTML microformat developed by Global Multimedia Protocols Group that provides a simple way to represent human relationships using links. XFN enables web authors to indicate relationships to the people in their blogrolls by adding one or more keywords as the rel attribute to their links... | XHTML Friends Network | [
"Technology"
] | 210 | [
"Computer standards",
"XML-based standards"
] |
1,539,609 | https://en.wikipedia.org/wiki/Non-methane%20volatile%20organic%20compound | Non-methane volatile organic compounds (NMVOCs) are a set of organic compounds that are typically photochemically reactive in the atmosphere—marked by the exclusion of methane. NMVOCs include a large variety of chemically different compounds, such as benzene, ethanol, formaldehyde, cyclohexane, 1,1,1-trichloroethane an... | Non-methane volatile organic compound | [
"Physics"
] | 1,206 | [
"Visibility",
"Smog",
"Physical quantities"
] |
1,539,732 | https://en.wikipedia.org/wiki/Operating%20ratio | In finance, the operating ratio is a company's operating expenses as a percentage of revenue. This financial ratio is most commonly used for industries which require a large percentage of revenues to maintain operations, such as railroads. In railroading, an operating ratio of 80 or lower is considered desirable.
The ... | Operating ratio | [
"Mathematics"
] | 165 | [
"Financial ratios",
"Quantity",
"Metrics"
] |
1,539,774 | https://en.wikipedia.org/wiki/Language%20Weaver | Language Weaver is the machine translation (MT) technology and brand of RWS. The brand name was revived in 2021 following the acquisition of SDL and Iconic Translation Machines Ltd. and the merging of the respective teams and technologies. Language Weaver was formerly a standalone company that was acquired by SDL in 20... | Language Weaver | [
"Technology"
] | 569 | [
"Machine translation",
"Natural language and computing"
] |
1,539,785 | https://en.wikipedia.org/wiki/Dark%20matter%20halo | In modern models of physical cosmology, a dark matter halo is a basic unit of cosmological structure. It is a hypothetical region that has decoupled from cosmic expansion and contains gravitationally bound matter.
A single dark matter halo may contain multiple virialized clumps of dark matter bound together by gravit... | Dark matter halo | [
"Physics",
"Astronomy"
] | 2,015 | [
"Dark matter",
"Unsolved problems in astronomy",
"Concepts in astronomy",
"Galaxies",
"Unsolved problems in physics",
"Exotic matter",
"Astronomical objects",
"Physics beyond the Standard Model",
"Matter"
] |
1,539,804 | https://en.wikipedia.org/wiki/Sheet%20resistance | Sheet resistance is the resistance of a square piece of a thin material with contacts made to two opposite sides of the square. It is usually a measurement of electrical resistance of thin films that are uniform in thickness. It is commonly used to characterize materials made by semiconductor doping, metal deposition, ... | Sheet resistance | [
"Physics",
"Chemistry",
"Materials_science",
"Mathematics",
"Engineering"
] | 1,250 | [
"Matter",
"Physical quantities",
"Semiconductors",
"Quantity",
"Materials",
"Electronic engineering",
"Condensed matter physics",
"Wikipedia categories named after physical quantities",
"Solid state engineering",
"Electrical resistance and conductance"
] |
9,335,905 | https://en.wikipedia.org/wiki/Multidelay%20block%20frequency%20domain%20adaptive%20filter | The multidelay block frequency domain adaptive filter (MDF) algorithm is a block-based frequency domain implementation of the (normalised) Least mean squares filter (LMS) algorithm.
Introduction
The MDF algorithm is based on the fact that convolutions may be efficiently computed in the frequency domain (thanks to the... | Multidelay block frequency domain adaptive filter | [
"Engineering"
] | 466 | [
"Telecommunications engineering",
"Filter theory"
] |
9,335,972 | https://en.wikipedia.org/wiki/Lipman%20Bers | Lipman Bers (Latvian: Lipmans Berss; May 22, 1914 – October 29, 1993) was a Latvian-American mathematician, born in Riga, who created the theory of pseudoanalytic functions and worked on Riemann surfaces and Kleinian groups. He was also known for his work in human rights activism.
Biography
Bers was born in Riga, then... | Lipman Bers | [
"Mathematics"
] | 2,120 | [
"Mathematical analysis",
"Mathematical analysts"
] |
9,336,144 | https://en.wikipedia.org/wiki/Marinisation | Marinisation (also marinization) is design, redesign, or testing of products for use in a marine environment. Most commonly, it refers to use and long-term survival in harsh, highly corrosive salt water conditions. Marinisation is done by many manufacturing industries worldwide including many military organisations, es... | Marinisation | [
"Physics"
] | 534 | [
"Material protection",
"Materials",
"Matter"
] |
9,336,762 | https://en.wikipedia.org/wiki/Rhynchosporium%20secalis | Rhynchosporium secalis is an ascomycete fungus that is the causal agent of barley and rye scald.
Morphology
No sexual stage is known. The mycelium is hyaline to light gray and develops sparsely as a compact stroma under the cuticle of the host plant. Condia (2-4 x 12-20 μm) are borne sessilely on cells of the ferti... | Rhynchosporium secalis | [
"Biology"
] | 630 | [
"Fungi",
"Fungus species"
] |
9,336,927 | https://en.wikipedia.org/wiki/SV%20Tenacious | The SV Tenacious is a modern British wooden sail training ship, specially designed in the 1990s. When completed in 2000, it was the largest wooden ship to be built in the UK for over 100 years.
Design and construction
The ship was built by the Jubilee Sailing Trust (JST) and designed by Tony Castro. With STS Lord Nel... | SV Tenacious | [
"Physics"
] | 607 | [
"Physical systems",
"Transport",
"Accessible transportation"
] |
9,336,966 | https://en.wikipedia.org/wiki/Happy%20path | In the context of software or information modeling, a happy path (sometimes called happy flow) is a default scenario featuring no exceptional or error conditions. For example, the happy path for a function validating credit card numbers would be where none of the validation rules raise an error, thus letting execution ... | Happy path | [
"Technology",
"Engineering"
] | 457 | [
"Software testing",
"Computer programming",
"Software engineering",
"Computing stubs",
"Computers"
] |
9,338,319 | https://en.wikipedia.org/wiki/Henryk%20Iwaniec | Henryk Iwaniec (born October 9, 1947) is a Polish-American mathematician, and since 1987 a professor at Rutgers University. He is a member of the American Academy of Arts and Sciences and Polish Academy of Sciences. He has made important contributions to analytic and algebraic number theory as well as harmonic analysis... | Henryk Iwaniec | [
"Mathematics"
] | 584 | [
"Number theorists",
"Number theory"
] |
9,339,120 | https://en.wikipedia.org/wiki/Magnesium%20citrate | Magnesium citrates are metal-organic compounds formed from citrate and magnesium ions. They are salts. One form is the 1:1 magnesium preparation in salt form with citric acid in a 1:1 ratio (1 magnesium atom per citrate molecule). It contains 11.33% magnesium by weight. Magnesium citrate (sensu lato) is used medicin... | Magnesium citrate | [
"Biology"
] | 856 | [
"Hypnotics",
"Behavior",
"Sleep"
] |
9,339,360 | https://en.wikipedia.org/wiki/Overnight%20cost | Overnight cost is the cost of a construction project if no interest was incurred during construction, as if the project was completed "overnight."
This concept is used for providing a simplistic cost comparison between power plant projects or technologies, through a ratio with the maximum power the plant can deliver.
... | Overnight cost | [
"Environmental_science"
] | 377 | [
"Environmental social science stubs",
"Energy economics",
"Environmental social science"
] |
9,339,520 | https://en.wikipedia.org/wiki/Ren%C3%A9%2041 | René 41 is a nickel-based high temperature alloy developed by General Electric. It retains high strength in the temperature range. It is used in jet engine and missile components, and other applications that require high strength at extreme temperatures. René 41 is considered a nickel alloy based upon its chemical co... | René 41 | [
"Chemistry",
"Engineering"
] | 104 | [
"Nickel alloys",
"Alloy stubs",
"Aerospace materials",
"Refractory metals",
"Superalloys",
"Alloys",
"Aerospace engineering"
] |
9,339,579 | https://en.wikipedia.org/wiki/TOMLAB | The TOMLAB Optimization Environment is a modeling platform for solving applied optimization problems in MATLAB.
Description
TOMLAB is a general purpose development and modeling environment in MATLAB for research, teaching and practical solution of optimization problems. It enables a wider range of problems to be solve... | TOMLAB | [
"Mathematics"
] | 340 | [
"Numerical software",
"Mathematical software"
] |
9,339,769 | https://en.wikipedia.org/wiki/Beijing%20Aerospace%20Flight%20Control%20Center | Beijing Aerospace Flight Control Center (), formerly known as Beijing Aerospace Command and Control Center (; BACCC or BACC), is a command center for the Chinese space program which includes the Shenzhou missions, and is located in a suburb northwest of Beijing under the administration of Haidian District. The space c... | Beijing Aerospace Flight Control Center | [
"Astronomy"
] | 312 | [
"Outer space stubs",
"Outer space",
"Astronomy stubs"
] |
9,342,843 | https://en.wikipedia.org/wiki/Fujiki%20class%20C | In algebraic geometry, a complex manifold is called Fujiki class if it is bimeromorphic to a compact Kähler manifold. This notion was defined by Akira Fujiki.
Properties
Let M be a compact manifold of Fujiki class , and
its complex subvariety. Then X
is also in Fujiki class (, Lemma 4.6). Moreover, the Douady... | Fujiki class C | [
"Mathematics"
] | 322 | [
"Fields of abstract algebra",
"Algebraic geometry"
] |
9,343,886 | https://en.wikipedia.org/wiki/Civilian%20Space%20eXploration%20Team | The Civilian Space eXploration Team, also known as the CSXT, is a team of around 30 civilians interested in private spaceflight. The team was created by Ky Michaelson. Having conducted multiple rocket launches in an attempt to establish altitude records, CSXT became the first entity to officially launch an amateur ro... | Civilian Space eXploration Team | [
"Engineering"
] | 948 | [
"Rocketry",
"Aerospace engineering"
] |
9,344,115 | https://en.wikipedia.org/wiki/113P/Spitaler | Comet Spitaler is a periodic comet in the Solar System discovered by Rudolf Ferdinand Spitaler (Vienna, Austria) on November 17, 1890, while attempting to observe Comet Zona (C/1890 V1).
Spitaler, together with G. M. Searle, J. F. Tennant, and J. R. Hind, calculated orbits based on the observations, but despite predic... | 113P/Spitaler | [
"Astronomy"
] | 221 | [
"Recovered astronomical objects",
"Astronomical objects",
"Astronomy stubs",
"Comet stubs"
] |
9,344,327 | https://en.wikipedia.org/wiki/112P/Urata%E2%80%93Niijima | Comet Urata-Niijima is a periodic comet in the Solar System discovered by Japanese astronomers Tsuneo Niijima and Takeshi Urata on October 30, 1986, at Ojima, the first orbit was calculated by Brian G. Marsden on November 5 giving an orbital period of 6.42 years.
On October 20, 1993, the comet was recovered by J. V. S... | 112P/Urata–Niijima | [
"Astronomy"
] | 218 | [
"Astronomy stubs",
"Comet stubs"
] |
9,345,044 | https://en.wikipedia.org/wiki/Clitocybe%20dealbata | Clitocybe dealbata, also known as the ivory funnel, is a small white funnel-shaped basidiomycete fungus widely found in lawns, meadows and other grassy areas in Europe and North America. Also known as the sweating mushroom, or sweat producing clitocybe, it derives these names from the symptoms of poisoning. It contains... | Clitocybe dealbata | [
"Biology",
"Environmental_science"
] | 598 | [
"Poisonous fungi",
"Fungi",
"Toxicology",
"Fungus species"
] |
9,345,201 | https://en.wikipedia.org/wiki/Siemens%20SL10 | The Siemens SL10 is a sliding mobile phone with a four-color screen (red, green, blue, and white). It was the second mobile phone with a multicolor screen after the Siemens S10 and the first sliding mobile phone.
References
SL10
Mobile phones with infrared transmitter | Siemens SL10 | [
"Technology"
] | 59 | [
"Mobile technology stubs",
"Mobile phone stubs"
] |
9,345,461 | https://en.wikipedia.org/wiki/Refectory | A refectory (also frater, frater house, fratery) is a dining room, especially in monasteries, boarding schools and academic institutions. One of the places the term is most often used today is in graduate seminaries. The name derives from the Latin reficere "to remake or restore," via Late Latin refectorium, which mean... | Refectory | [
"Engineering"
] | 985 | [
"Rooms",
"Sacral architecture",
"Architecture"
] |
9,346,085 | https://en.wikipedia.org/wiki/PHD%20finger | The PHD finger was discovered in 1993 as a Cys4-His-Cys3 motif in the plant homeodomain (hence PHD) proteins HAT3.1 in Arabidopsis and maize ZmHox1a.
The PHD zinc finger motif resembles the metal binding RING domain (Cys3-His-Cys4) and FYVE domain. It occurs as a single finger, but often in clusters of two or three, a... | PHD finger | [
"Biology"
] | 859 | [
"Protein structural motifs",
"Protein domains",
"Protein classification"
] |
9,346,431 | https://en.wikipedia.org/wiki/Death%20by%20Black%20Hole | Death by Black Hole: And Other Cosmic Quandaries is a 2007 popular science book written by Neil deGrasse Tyson. It is an anthology of several of Tyson's most popular articles, all published in Natural History magazine between 1995 and 2005, and was featured in an episode of The Daily Show with Jon Stewart.
Summary
Dea... | Death by Black Hole | [
"Astronomy"
] | 509 | [
"Astronomy books",
"Astronomy book stubs",
"Works about astronomy",
"Astronomy stubs"
] |
9,346,488 | https://en.wikipedia.org/wiki/Expression%20language | An expression language is a computer language for creating a machine readable representation of specific domain knowledge. Examples include:
Advanced Boolean Expression Language, an obsolete hardware description language for hardware descriptions
Data Analysis Expressions (DAX), an expression language developed by Mic... | Expression language | [
"Technology"
] | 122 | [
"Computer languages",
"Computing stubs",
"Computer science",
"Computer science stubs"
] |
9,346,573 | https://en.wikipedia.org/wiki/Multiplex%20ligation-dependent%20probe%20amplification | Multiplex ligation-dependent probe amplification (MLPA) is a variation of the multiplex polymerase chain reaction that permits amplification of multiple targets with only a single primer pair. It detects copy number changes at the molecular level, and software programs are used for analysis. Identification of deletions... | Multiplex ligation-dependent probe amplification | [
"Chemistry",
"Technology",
"Biology"
] | 1,441 | [
"Biochemistry methods",
"Genetics techniques",
"Polymerase chain reaction",
"Chemical tests",
"Gene tests",
"nan",
"Biochemistry detection methods",
"Biochemistry",
"Amplifiers",
"Molecular biology"
] |
9,346,993 | https://en.wikipedia.org/wiki/Emotional%20conflict | Emotional conflict is the presence of different and opposing emotions relating to a situation that has recently taken place or is in the process of being unfolded. They may be accompanied at times by a physical discomfort, especially when a functional disturbance has become associated with an emotional conflict in chil... | Emotional conflict | [
"Biology"
] | 957 | [
"Emotion",
"Behavior",
"Human behavior"
] |
9,347,711 | https://en.wikipedia.org/wiki/Neurokinin%20A | Neurokinin A (NKA), formerly known as Substance K, is a neurologically active peptide translated from the pre-protachykinin gene. Neurokinin A has many excitatory effects on mammalian nervous systems and is also influential on the mammalian inflammatory and pain responses.
Introduction
Neurokinin A (formally known as... | Neurokinin A | [
"Chemistry"
] | 2,941 | [
"Biomolecules by chemical classification",
"Peptides",
"Molecular biology"
] |
9,347,993 | https://en.wikipedia.org/wiki/Specificity%20constant | In the field of biochemistry, the specificity constant (also called kinetic efficiency or ), is a measure of how efficiently an enzyme converts substrates into products. A comparison of specificity constants can also be used as a measure of the preference of an enzyme for different substrates (i.e., substrate specifici... | Specificity constant | [
"Chemistry"
] | 375 | [
"Chemical kinetics",
"Enzyme kinetics"
] |
9,348,093 | https://en.wikipedia.org/wiki/Energy%20engineering | Energy engineering is a multidisciplinary field of engineering that focuses on optimizing energy systems, developing renewable energy technologies, and improving energy efficiency to meet the world's growing demand for energy in a sustainable manner. It encompasses areas such as energy harvesting and storage, energy co... | Energy engineering | [
"Engineering"
] | 1,624 | [
"Energy engineering",
"nan"
] |
9,348,251 | https://en.wikipedia.org/wiki/DuPont%20Central%20Research | In 1957, the research organization of the Chemicals Department of E. I. du Pont de Nemours and Company was renamed Central Research Department, beginning the history of the premier scientific organization within DuPont and one of the foremost industrial laboratories devoted to basic science. Located primarily at the Du... | DuPont Central Research | [
"Chemistry"
] | 4,859 | [
"Chemical research institutes"
] |
9,348,405 | https://en.wikipedia.org/wiki/Technological%20innovation | Technological innovation is an extended concept of innovation. While innovation is a rather well-defined concept, it has a broad meaning to many people, and especially numerous understanding in the academic and business world.
Innovation refers to adding extra steps to developing new services and products in the marke... | Technological innovation | [
"Technology"
] | 1,001 | [
"Information and communications technology",
"Information Age",
"Information society",
"Digital technology",
"Computing and society",
"nan"
] |
11,821,707 | https://en.wikipedia.org/wiki/Timeline%20of%20intelligent%20design | This timeline of intelligent design outlines the major events in the development of intelligent design as presented and promoted by the intelligent design movement.
Creationism
1920s: Fundamentalist–Modernist Controversy – in an upsurge of fundamentalist religious fervor, anti-evolutionary sentiment stopped U.S. publi... | Timeline of intelligent design | [
"Engineering"
] | 10,233 | [
"Intelligent design",
"Design"
] |
11,821,770 | https://en.wikipedia.org/wiki/Signature-tagged%20mutagenesis | Signature-tagged mutagenesis (STM) is a genetic technique used to study gene function. Recent advances in genome sequencing have allowed us to catalogue a large variety of organisms' genomes, but the function of the genes they contain is still largely unknown. Using STM, the function of the product of a particular gene... | Signature-tagged mutagenesis | [
"Biology"
] | 408 | [
"Genetics techniques",
"Genetic engineering"
] |
11,821,775 | https://en.wikipedia.org/wiki/Poles%20of%20astronomical%20bodies | The poles of astronomical bodies are determined based on their axis of rotation in relation to the celestial poles of the celestial sphere. Astronomical bodies include stars, planets, dwarf planets and small Solar System bodies such as comets and minor planets (e.g., asteroids), as well as natural satellites and minor-... | Poles of astronomical bodies | [
"Physics",
"Astronomy",
"Mathematics"
] | 1,166 | [
"Outer space",
"Astronomical coordinate systems",
"Physical objects",
"Coordinate systems",
"Astronomical objects",
"Matter"
] |
11,822,678 | https://en.wikipedia.org/wiki/Multi-user%20MIMO | Multi-user MIMO (MU-MIMO) is a set of multiple-input and multiple-output (MIMO) technologies for multipath wireless communication, in which multiple users or terminals, each radioing over one or more antennas, communicate with one another. In contrast, single-user MIMO (SU-MIMO) involves a single multi-antenna-equipped... | Multi-user MIMO | [
"Mathematics",
"Technology",
"Engineering"
] | 1,645 | [
"Telecommunications engineering",
"Applied mathematics",
"Computer science",
"Information theory"
] |
11,823,032 | https://en.wikipedia.org/wiki/SmartFrog | SmartFrog (Smart Framework for Object Groups) is a Java based open-source framework for helping host large-scale applications across component-based distributed system. It is proposed to make the design, configuration, deployment and management of distributed systems easier, correct and automatic. SmartFrog mainly cons... | SmartFrog | [
"Engineering"
] | 1,086 | [
"Systems engineering",
"Configuration management"
] |
11,823,468 | https://en.wikipedia.org/wiki/Paracoccidioides%20brasiliensis | Paracoccidioides brasiliensis is a dimorphic fungus and one of the two species that cause paracoccidioidomycosis (the other being Paracoccidioides lutzii). The fungus has been affiliated with the family Ajellomycetaceae (division Ascomycota) although a sexual state or teleomorph has not yet been found.
History
Paracoc... | Paracoccidioides brasiliensis | [
"Biology"
] | 1,860 | [
"Fungi",
"Fungus species"
] |
11,824,035 | https://en.wikipedia.org/wiki/Signal-to-interference%20ratio | The signal-to-interference ratio (SIR or S/I), also known as the carrier-to-interference ratio (CIR or C/I), is the quotient between the average received modulated carrier power S or C and the average received co-channel interference power I, i.e. crosstalk, from other transmitters than the useful signal.
The CIR res... | Signal-to-interference ratio | [
"Physics",
"Mathematics",
"Engineering"
] | 352 | [
"Physical phenomena",
"Spectrum (physical sciences)",
"Metrics",
"Radio frequency propagation",
"Engineering ratios",
"Quantity",
"Electromagnetic spectrum",
"Waves"
] |
11,825,490 | https://en.wikipedia.org/wiki/Gliese%20440 | Gliese 440, also known as LP 145-141 or LAWD 37, is an isolated white dwarf located from the Solar System in the constellation Musca. It is the fourth closest known white dwarf to the Sun, after Sirius B, Procyon B, and van Maanen's star.
History of observations
Gliese 440 is known at least from 1917, when its proper... | Gliese 440 | [
"Astronomy"
] | 623 | [
"Musca",
"Constellations"
] |
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