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 |
|---|---|---|---|---|---|---|
41,351,898 | https://en.wikipedia.org/wiki/Subset%20simulation | Subset simulation is a method used in reliability engineering to compute small (i.e., rare event) failure probabilities encountered in engineering systems. The basic idea is to express a small failure probability as a product of larger conditional probabilities by introducing intermediate failure events. This conceptua... | Subset simulation | [
"Engineering"
] | 1,092 | [
"Reliability analysis",
"Reliability engineering"
] |
41,352,383 | https://en.wikipedia.org/wiki/Maximiscin | Maximiscin is a polyketide-shikimate chemical compound isolated from Tolypocladium that shows tumor growth suppression in an animal model. The discovery of maximiscin was the result of a citizen scientist crowdsourcing project by the University of Oklahoma. The soil sample which yielded maximiscin was sent by a woman... | Maximiscin | [
"Chemistry"
] | 93 | [
"Biomolecules by chemical classification",
"Natural products",
"Polyketides"
] |
41,353,264 | https://en.wikipedia.org/wiki/American%20College%20of%20Neuropsychopharmacology | Founded in 1961, the American College of Neuropsychopharmacology (ACNP) is a professional organization of leading brain and behavior scientists. The principal functions of the College are research and education. Their goals in research are to offer investigators an opportunity for cross-disciplinary communication and t... | American College of Neuropsychopharmacology | [
"Chemistry"
] | 507 | [
"Pharmacology",
"Neuropharmacology"
] |
41,358,691 | https://en.wikipedia.org/wiki/Hydrodynamic%20quantum%20analogs | In physics, the hydrodynamic quantum analogs refer to experimentally-observed phenomena involving bouncing fluid droplets over a vibrating fluid bath that behave analogously to several quantum-mechanical systems. The experimental evidence for diffraction through slits has been disputed, however, though the diffraction ... | Hydrodynamic quantum analogs | [
"Physics"
] | 2,174 | [
"Quantum models",
"Quantum mechanics"
] |
41,359,517 | https://en.wikipedia.org/wiki/Recoil%20%28rheology%29 | Recoil is a rheological phenomenon observed only in non-Newtonian fluids that is characterized by a moving fluid's ability to snap back to a previous position when external forces are removed. Recoil is a result of the fluid's elasticity and memory where the speed and acceleration by which the fluid moves depends on th... | Recoil (rheology) | [
"Chemistry",
"Engineering"
] | 493 | [
"Piping",
"Chemical engineering",
"Rheology",
"Fluid dynamics"
] |
41,362,059 | https://en.wikipedia.org/wiki/Kolmogorov%27s%20two-series%20theorem | In probability theory, Kolmogorov's two-series theorem is a result about the convergence of random series. It follows from Kolmogorov's inequality and is used in one proof of the strong law of large numbers.
Statement of the theorem
Let be independent random variables with expected values and variances , such that... | Kolmogorov's two-series theorem | [
"Mathematics"
] | 238 | [
"Theorems in probability theory",
"Mathematical theorems",
"Mathematical problems"
] |
67,106,529 | https://en.wikipedia.org/wiki/The%20Zuckerberg%20Institute%20for%20Water%20Research | Zuckerberg Institute for Water Research (ZIWR) is one of three research institutes constituting the Jacob Blaustein Institutes for Desert Research, a faculty of Ben-Gurion University of the Negev (BGU). The ZIWR is located on BGU's Sede Boqer Campus in Midreshet Ben-Gurion in Israel's Negev Desert, and hosts researcher... | The Zuckerberg Institute for Water Research | [
"Chemistry",
"Engineering",
"Environmental_science"
] | 710 | [
"Hydrology",
"Water desalination",
"Water treatment",
"Water pollution",
"Environmental engineering",
"Water technology",
"Hydrology organizations"
] |
67,110,231 | https://en.wikipedia.org/wiki/Optical%20Materials%20Express | Optical Materials Express is a monthly peer-reviewed scientific journal published by Optica. It covers advances in and applications of optical materials, including but not limited to nonlinear optical materials, laser media, nanomaterials, metamaterials and biomaterials. Its editor-in-chief is Andrea Alù (City Universi... | Optical Materials Express | [
"Materials_science",
"Engineering"
] | 133 | [
"Materials science stubs",
"Materials science journals",
"Materials science journal stubs",
"Materials science"
] |
67,112,408 | https://en.wikipedia.org/wiki/Empowerment%20%28artificial%20intelligence%29 | Empowerment in the field of artificial intelligence formalises and quantifies (via information theory) the potential an agent perceives that it has to influence its environment. An agent which follows an empowerment maximising policy, acts to maximise future options (typically up to some limited horizon). Empowerment ... | Empowerment (artificial intelligence) | [
"Technology",
"Engineering"
] | 566 | [
"Computer engineering",
"Robotics engineering"
] |
49,067,304 | https://en.wikipedia.org/wiki/Ambush%20hypothesis | The ambush hypothesis is a hypothesis in the field of molecular genetics that suggests that the prevalence of “hidden” or off-frame stop codons in DNA selectively deters off-frame translation of mRNA to save energy, molecular resources, and to reduce strain on biosynthetic machinery by truncating the production of non-... | Ambush hypothesis | [
"Chemistry",
"Biology"
] | 692 | [
"Gene expression",
"Molecular genetics",
"Cellular processes",
"Molecular biology",
"Biochemistry"
] |
49,068,749 | https://en.wikipedia.org/wiki/Margin%20at%20risk | The Margin-at-Risk (MaR) is a quantity used to manage short-term liquidity risks due to variation of margin requirements, i.e. it is a financial risk occurring when trading commodities. It is similar to the Value-at-Risk (VaR), but instead of simulating EBIT it returns a quantile of the (expected) cash flow distributio... | Margin at risk | [
"Mathematics"
] | 196 | [
"Applied mathematics",
"Mathematical finance"
] |
49,069,031 | https://en.wikipedia.org/wiki/Canadian%20Medical%20and%20Biological%20Engineering%20Society | The Canadian Medical and Biological Engineering Society (CMBES) is a technical society representing the biomedical engineering community in Canada. CMBES is supported by its membership which consists of biomedical engineers, biomedical engineering technologists and students. CMBES also hosts an annual conference and re... | Canadian Medical and Biological Engineering Society | [
"Engineering",
"Biology"
] | 617 | [
"Biological engineering",
"Medical technology",
"Biomedical engineering"
] |
49,072,410 | https://en.wikipedia.org/wiki/Luftwaffe%20and%20Kriegsmarine%20radar%20equipment%20of%20World%20War%20II | German Luftwaffe and Kriegsmarine Radar Equipment during World War II, relied on an increasingly diverse array of communications, IFF and RDF equipment for its function. Most of this equipment received the generic prefix FuG (), meaning "radio equipment". During the war, Germany renumbered their radars. From using the ... | Luftwaffe and Kriegsmarine radar equipment of World War II | [
"Physics",
"Technology",
"Engineering"
] | 6,747 | [
"Radio electronics",
"Telecommunications engineering",
"Radio spectrum",
"Spectrum (physical sciences)",
"Avionics",
"Electromagnetic spectrum",
"Aircraft instruments",
"Communication circuits"
] |
54,260,744 | https://en.wikipedia.org/wiki/Pentachlorobenzenethiol | Pentachlorobenzenethiol is a chemical compound from the group of thiols and organochlorine compounds. The chemical formula is .
Synthesis
Pentachlorobenzenethiol can be obtained from hexachlorobenzene.
Properties
Pentachlorobenzenethiol is a combustible gray solid with an unpleasant odor, practically insoluble in wat... | Pentachlorobenzenethiol | [
"Chemistry"
] | 298 | [
"Organic compounds",
"Thiols"
] |
54,263,883 | https://en.wikipedia.org/wiki/NGC%207029 | NGC 7029 is an elliptical galaxy located about 120 million light-years away from Earth in the constellation Indus. NGC 7029 has an estimated diameter of 129,000 light-years. It was discovered by astronomer John Herschel on October 10, 1834. It is in a pair of galaxies with NGC 7022.
One supernova has been observed in ... | NGC 7029 | [
"Astronomy"
] | 154 | [
"Indus (constellation)",
"Constellations"
] |
54,270,667 | https://en.wikipedia.org/wiki/Excited%20state%20intramolecular%20proton%20transfer | Excited state intramolecular proton transfer (ESIPT) is a process in which photoexcited molecules relax their energy through tautomerization by transfer of protons. Some kinds of molecules could have different minimum-energy tautomers in different electronic states, and if the molecular structure of minimum-energy taut... | Excited state intramolecular proton transfer | [
"Chemistry"
] | 458 | [
"Enols",
"Functional groups",
"nan"
] |
44,223,073 | https://en.wikipedia.org/wiki/Japan%20Trench%20Fast%20Drilling%20Project | The Japan Trench Fast Drilling Project (JFAST) was a rapid-response scientific expedition that drilled oceanfloor boreholes through the fault-zone of the 2011 Tohoku earthquake. JFAST gathered important data about the rupture mechanism and physical properties of the fault that caused the huge earthquake and tsunami wh... | Japan Trench Fast Drilling Project | [
"Engineering"
] | 1,929 | [
"Earthquake engineering",
"Civil engineering",
"Structural engineering"
] |
44,224,167 | https://en.wikipedia.org/wiki/Process%20validation | Process validation is the analysis of data gathered throughout the design and manufacturing of a product in order to confirm that the process can reliably output products of a determined standard. Regulatory authorities like EMA and FDA have published guidelines relating to process validation. The purpose of process va... | Process validation | [
"Engineering"
] | 932 | [
"Systems engineering",
"Software testing",
"Enterprise modelling",
"Software engineering",
"Formal methods"
] |
44,224,558 | https://en.wikipedia.org/wiki/Transmission%20line%20loudspeaker | A transmission line loudspeaker is a loudspeaker enclosure design which uses the topology of an acoustic transmission line within the cabinet, compared to the simpler enclosures used by sealed (closed) or ported (bass reflex) designs. Instead of reverberating in a fairly simple damped enclosure, sound from the back of ... | Transmission line loudspeaker | [
"Engineering"
] | 6,021 | [
"Electrical engineering",
"Audio engineering"
] |
44,227,105 | https://en.wikipedia.org/wiki/List%20of%20protein%20secondary%20structure%20prediction%20programs | List of notable protein secondary structure prediction programs
See also
List of protein structure prediction software
Protein structure prediction
Structural bioinformatics software
Protein structure
Protein methods | List of protein secondary structure prediction programs | [
"Chemistry",
"Biology"
] | 31 | [
"Biochemistry methods",
"Protein methods",
"Protein biochemistry",
"Structural biology",
"Protein structure"
] |
47,325,951 | https://en.wikipedia.org/wiki/Quintessence%3A%20The%20Search%20for%20Missing%20Mass%20in%20the%20Universe | Quintessence: The Search for Missing Mass in the Universe is the fifth non-fiction book by the American theoretical physicist Lawrence M. Krauss. The book was published by Basic Books on December 21, 2000. This text is an update of his 1989 book The Fifth Essence. It was retitled Quintessence after the now widely accep... | Quintessence: The Search for Missing Mass in the Universe | [
"Physics",
"Astronomy"
] | 352 | [
"Unsolved problems in astronomy",
"Physical quantities",
"Concepts in astronomy",
"Unsolved problems in physics",
"Energy (physics)",
"Dark energy",
"Wikipedia categories named after physical quantities"
] |
47,333,806 | https://en.wikipedia.org/wiki/C21H21NO6 | {{DISPLAYTITLE:C21H21NO6}}
The molecular formula C21H21NO6 (molar mass: 383.39 g/mol, exact mass: 383.1369 u) may refer to:
Hydrastine
Rhoeadine (rheadine)
Molecular formulas | C21H21NO6 | [
"Physics",
"Chemistry"
] | 66 | [
"Molecules",
"Set index articles on molecular formulas",
"Isomerism",
"Molecular formulas",
"Matter"
] |
57,590,109 | https://en.wikipedia.org/wiki/Wireline%20QA/QC | Wireline quality assurance and quality control (wireline QA/QC) is a set of requirements and operating procedures which take place before, during, and after the wireline logging job. The main merits of wireline QA/QC include accuracy and precision of recorded data and information. Accuracy is a measure of the correctne... | Wireline QA/QC | [
"Physics"
] | 3,388 | [
"Applied and interdisciplinary physics",
"Geophysics"
] |
39,962,134 | https://en.wikipedia.org/wiki/San%20Rafael%20River%20train%20wreck | The San Rafael River train disaster occurred on August 10, 1989, when the Rio Bamoa Bridge collapsed under an 11-car train operated by Ferrocarriles Nacionales de México, traveling from Mazatlan to Mexicali. Several cars fell into the San Rafael River. The bridge's supports had been damaged by heavy rains, causing them... | San Rafael River train wreck | [
"Technology"
] | 135 | [
"Railway accidents and incidents",
"Rail accident stubs"
] |
39,968,404 | https://en.wikipedia.org/wiki/Degenerative%20chain%20transfer | In polymer chemistry, degenerative chain transfer (also called degenerate chain transfer) is a process that can occur in a radical polymerization where the active site is transferred from one site along the polymer chain to another site, without changing the active site's reactivity (hence the term "degenerate," signif... | Degenerative chain transfer | [
"Chemistry",
"Materials_science"
] | 474 | [
"Polymerization reactions",
"Polymer chemistry"
] |
55,841,611 | https://en.wikipedia.org/wiki/Calcium%20signaling%20in%20cell%20division | Calcium plays a crucial role in regulating the events of cellular division. Calcium acts both to modulate intracellular signaling as a secondary messenger and to facilitate structural changes as cells progress through division. Exquisite control of intracellular calcium dynamics are required, as calcium appears to play... | Calcium signaling in cell division | [
"Biology"
] | 812 | [
"Cell cycle",
"Cellular processes"
] |
55,843,837 | https://en.wikipedia.org/wiki/Automated%20machine%20learning | Automated machine learning (AutoML) is the process of automating the tasks of applying machine learning to real-world problems. It is the combination of automation and ML.
AutoML potentially includes every stage from beginning with a raw dataset to building a machine learning model ready for deployment. AutoML was pr... | Automated machine learning | [
"Engineering"
] | 996 | [
"Artificial intelligence engineering",
"Machine learning"
] |
55,846,592 | https://en.wikipedia.org/wiki/Miriam%20Balaban | Miriam Balaban (born in Philadelphia) is a publisher, editor and scientist, recognized for her work in science communication and desalination. She has founded international organizations (European Association of Science Editors; International Federation of Science Editors), conferences (International Conference of Sci... | Miriam Balaban | [
"Chemistry"
] | 1,550 | [
"Water treatment",
"Water technology",
"Water desalination"
] |
62,791,988 | https://en.wikipedia.org/wiki/Joanna%20McKittrick | Joanna McKittrick (1954 – November 15, 2019) was an American engineer and college professor, the second woman to join the engineering faculty at the University of California, San Diego (UCSD).
Early life
Joanna McKittrick was born in New Jersey, the daughter of John R. McKittrick and Estella Ruth Pederson McKittrick.... | Joanna McKittrick | [
"Materials_science",
"Technology"
] | 521 | [
"Women materials scientists and engineers",
"Materials scientists and engineers",
"Women in science and technology"
] |
62,793,183 | https://en.wikipedia.org/wiki/Oxybismuthides | Oxybismuthides or bismuthide oxides are chemical compounds formally containing the group BiO, with one bismuth and one oxygen atom. The bismuth and oxygen are not bound together as in bismuthates, instead they make a separate presence bound to the cations (metals), and could be considered as a mixed bismuthide-oxide co... | Oxybismuthides | [
"Physics",
"Chemistry"
] | 291 | [
"Matter",
"Mixed anion compounds",
"Oxides",
"Salts",
"Ions"
] |
62,793,986 | https://en.wikipedia.org/wiki/Non-fullerene%20acceptor | Non-fullerene acceptors (NFAs) are types of acceptors used in organic solar cells (OSCs). The name Fullerene comes from another type of acceptor-molecule which was used as the main acceptor material for bulk heterojunction Organic solar cells. Non-fullerene acceptors are thus defined as not being a part of this sort of... | Non-fullerene acceptor | [
"Chemistry",
"Materials_science"
] | 2,257 | [
"Organic solar cells",
"Polymer chemistry"
] |
62,799,717 | https://en.wikipedia.org/wiki/Molybdenum%28IV%29%20bromide | Molybdenum(IV) bromide, also known as molybdenum tetrabromide, is the inorganic compound with the formula MoBr4. It is a black solid. MoBr4 has been prepared by treatment of molybdenum(V) chloride with hydrogen bromide:
2 MoCl5 + 10 HBr → 2 MoBr4 + 10 HCl + Br2
The reaction proceeds via the unstable molybdenum... | Molybdenum(IV) bromide | [
"Chemistry"
] | 162 | [
"Bromides",
"Salts"
] |
65,646,215 | https://en.wikipedia.org/wiki/Hexaaza-18-crown-6 | Hexaaza-18-crown-6 is the macrocyclic ligand with the formula (CH2CH2NH)6. A white solid, this compound has attracted attention as the N6-analogue of 18-crown-6. It functions as a hexadentate ligand in coordination chemistry. It is the parent hexaaza-crown ether.
Its protonated derivatives bind anions via multiple hyd... | Hexaaza-18-crown-6 | [
"Chemistry"
] | 111 | [
"Organic compounds",
"Chelating agents",
"Macrocycles",
"Process chemicals"
] |
65,647,112 | https://en.wikipedia.org/wiki/Portogloboviridae | Portogloboviridae is a family of dsDNA viruses that infect archaea. It is a proposed family of the realm Varidnaviria, but ICTV officially puts it as incertae sedis virus. Viruses in the family are related to Helvetiavirae. The capsid proteins of these viruses and their characteristics are of evolutionary importance fo... | Portogloboviridae | [
"Biology"
] | 400 | [
"Viruses",
"DNA viruses"
] |
65,647,556 | https://en.wikipedia.org/wiki/Nomurabacteria | Nomurabacteria is a candidate phylum of bacteria belonging to the CPR group. They are ultra-small bacteria that have been found in a wide variety of environments, mainly in sediments under anaerobic conditions.
Bacteria of this phylum share several of their characteristics with other ultra-small bacteria, nanometric s... | Nomurabacteria | [
"Biology"
] | 356 | [
"Prokaryotes",
"Microorganisms",
"Bacteria"
] |
65,657,913 | https://en.wikipedia.org/wiki/Spike%20response%20model | The spike response model (SRM) is a spiking neuron model in which spikes are generated by either a deterministic or a stochastic threshold process. In the SRM, the membrane voltage is described as a linear sum of the postsynaptic potentials (PSPs) caused by spike arrivals to which the effects of refractoriness and ada... | Spike response model | [
"Physics",
"Biology"
] | 2,172 | [
"Neuroscience",
"Applied and interdisciplinary physics",
"Biophysics"
] |
42,777,908 | https://en.wikipedia.org/wiki/Prediction%20of%20crystal%20properties%20by%20numerical%20simulation | The prediction of crystal properties by numerical simulation has become commonplace in the last 20 years as computers have grown more powerful and theoretical techniques more sophisticated. High accuracy prediction of elastic, electronic, transport and phase properties is possible with modern methods.
Ab Initio Calcu... | Prediction of crystal properties by numerical simulation | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 1,349 | [
"Crystallography",
"Condensed matter physics",
"Materials science"
] |
42,779,491 | https://en.wikipedia.org/wiki/Le%20Bail%20method | Le Bail analysis is a whole diffraction pattern profile fitting technique used to characterize the properties of crystalline materials, such as structure. It was invented by Armel Le Bail around 1988.
Background
The Le Bail method extracts intensities (Ihkl) from powder diffraction data. This is done in order to find... | Le Bail method | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 951 | [
"Crystallography",
"Condensed matter physics",
"Materials science"
] |
67,124,064 | https://en.wikipedia.org/wiki/National%20Centre%20for%20the%20Replacement%2C%20Refinement%20and%20Reduction%20of%20Animals%20in%20Research | The National Centre for the Replacement, Refinement and Reduction of Animals in Research (NC3Rs, pronounced as "N C 3 Rs") is a British organization with the goal of reducing the number of animals used in scientific research. It is named after the three Rs principles, first described in 1959, for reducing the scale and... | National Centre for the Replacement, Refinement and Reduction of Animals in Research | [
"Chemistry",
"Technology"
] | 147 | [
"Bioethics",
"Animal testing",
"Ethics of science and technology"
] |
67,126,169 | https://en.wikipedia.org/wiki/Bisantrene | Bisantrene is an anthracenyl bishydrazone with anthracycline-like antineoplastic activity and an antimetabolite. Bisantrene intercalates with and disrupts the configuration of DNA, resulting in DNA single-strand breaks, DNA-protein crosslinking, and inhibition of DNA replication. This agent is similar to doxorubicin in... | Bisantrene | [
"Chemistry"
] | 1,844 | [
"Hydrazones",
"Functional groups"
] |
67,127,097 | https://en.wikipedia.org/wiki/%CE%94-3-Tetrahydrocannabinol | Δ-3-Tetrahydrocannabinol (often abbreviated as delta-3-THC or Δ3-THC) is a synthetic isomer of tetrahydrocannabinol (THC) developed during the original research in the 1940s to develop synthetic routes to the natural products Δ8-THC and Δ9-THC found in the cannabis. While the normal trans configuration of THC is in thi... | Δ-3-Tetrahydrocannabinol | [
"Chemistry"
] | 278 | [
"Pharmacology",
"Pharmacology stubs",
"Medicinal chemistry stubs"
] |
67,127,278 | https://en.wikipedia.org/wiki/%CE%94-7-Tetrahydrocannabinol | Δ-7-Tetrahydrocannabinol (Delta-5-THC, Δ5-THC; alternatively numbered as Δ-5-Tetrahydrocannabinol, Δ7-THC) is a synthetic isomer of tetrahydrocannabinol. The (6aR,9S,10aR)-Δ7-THC epimer is only slightly less potent than Δ9-THC itself, while the (9R) epimer is much less potent.
See also
7,8-Dihydrocannabinol
Delta-3-... | Δ-7-Tetrahydrocannabinol | [
"Chemistry"
] | 190 | [
"Pharmacology",
"Pharmacology stubs",
"Medicinal chemistry stubs"
] |
69,994,997 | https://en.wikipedia.org/wiki/CrysTBox | CrysTBox (Crystallographic Tool Box) is a suite of computer tools designed to accelerate material research based on transmission electron microscope images via highly accurate automated analysis and interactive visualization. Relying on artificial intelligence and computer vision, CrysTBox makes routine crystallographi... | CrysTBox | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 2,620 | [
"Electron",
"Electron microscopy",
"Materials science",
"Crystallography",
"Condensed matter physics",
"Microscopy"
] |
70,001,702 | https://en.wikipedia.org/wiki/Vladimir%20Petrovich%20Mineev | Vladimir Petrovich Mineev (Владимир Петрович Минеев, surname sometimes transliterated as Mineyev; born 9 October 1945 in Moscow) is a Russian theoretical physicist, specializing in condensed matter physics.
Biography
Mineev graduated in 1969 from the Moscow Institute of Physics and Technology and then became a graduat... | Vladimir Petrovich Mineev | [
"Physics",
"Materials_science"
] | 613 | [
"Condensed matter physicists",
"Condensed matter physics"
] |
61,835,523 | https://en.wikipedia.org/wiki/Pounamu | Pounamu is a term for several types of hard and durable stone found in the South Island of New Zealand. They are highly valued in New Zealand, and carvings made from pounamu play an important role in Māori culture.
Name
The Māori word is derived from namu, an archaic word that describes blue-green (or 'grue') cognat... | Pounamu | [
"Physics"
] | 2,105 | [
"Materials",
"Gemstones",
"Matter"
] |
41,363,717 | https://en.wikipedia.org/wiki/EuroFlow | EuroFlow consortium was founded in 2005 as 2U-FP6 funded project and launched in spring 2006. At first, EuroFlow was composed of 18 diagnostic research groups and two SMEs (small/medium enterprises) from eight different European countries with complementary knowledge and skills in the field of flow cytometry and immun... | EuroFlow | [
"Chemistry",
"Biology"
] | 631 | [
"Flow cytometry"
] |
41,366,808 | https://en.wikipedia.org/wiki/Windpost | A windpost is a structural item used in the design and construction of masonry walls to increase lateral wall stability and protect them against damage from horizontal forces imposed by wind pressure, crowd or handrail loads. They are normally constructed from mild steel channel sections, supported at the head and the ... | Windpost | [
"Engineering"
] | 664 | [
"Construction",
"Civil engineering",
"Structural engineering",
"Masonry"
] |
59,184,147 | https://en.wikipedia.org/wiki/Residue-to-product%20ratio | In climate engineering, the residue-to-product ratio (RPR) is used to calculate how much unused crop residue might be left after harvesting a particular crop. Also called the residue yield or straw/grain ratio, the equation takes the mass of residue divided by the mass of crop produced, and the result is dimensionless.... | Residue-to-product ratio | [
"Engineering"
] | 185 | [
"Planetary engineering",
"Geoengineering"
] |
59,184,609 | https://en.wikipedia.org/wiki/Ibogaline | Ibogaline is an alkaloid found in Tabernanthe iboga along with the related chemical compounds ibogaine, ibogamine, and other minor alkaloids. It is a relatively smaller component of Tabernanthe iboga root bark total alkaloids (TA) content. It is also present in Tabernaemontana species such as Tabernaemontana australis... | Ibogaline | [
"Chemistry"
] | 312 | [
"Alkaloids by chemical classification",
"Indole alkaloids"
] |
59,185,557 | https://en.wikipedia.org/wiki/Truncated%20triakis%20octahedron | The truncated triakis octahedron, or more precisely an order-8 truncated triakis octahedron, is a convex polyhedron with 30 faces: 8 sets of 3 pentagons arranged in an octahedral arrangement, with 6 octagons in the gaps.
Triakis octahedron
It is constructed from a triakis octahedron by truncating the order-8 vertices.... | Truncated triakis octahedron | [
"Physics"
] | 202 | [
"Tessellation",
"Truncated tilings",
"Symmetry"
] |
59,188,974 | https://en.wikipedia.org/wiki/Localization-protected%20quantum%20order | Many-body localization (MBL) is a dynamical phenomenon which leads to the breakdown of equilibrium statistical mechanics in isolated many-body systems. Such systems never reach local thermal equilibrium, and retain local memory of their initial conditions for infinite times. One can still define a notion of phase struc... | Localization-protected quantum order | [
"Physics"
] | 2,656 | [
"Theoretical physics",
"Quantum mechanics"
] |
52,944,974 | https://en.wikipedia.org/wiki/Darcy%27s%20law%20for%20multiphase%20flow | Morris Muskat et al. developed the governing equations for multiphase flow (one vector equation for each fluid phase) in porous media as a generalisation of Darcy's equation (or Darcy's law) for water flow in porous media. The porous media are usually sedimentary rocks such as clastic rocks (mostly sandstone) or carbon... | Darcy's law for multiphase flow | [
"Chemistry",
"Engineering"
] | 3,177 | [
"Piping",
"Chemical engineering",
"Fluid dynamics"
] |
52,945,125 | https://en.wikipedia.org/wiki/First%20and%20second%20fundamental%20theorems%20of%20invariant%20theory | In algebra, the first and second fundamental theorems of invariant theory concern the generators and the relations of the ring of invariants in the ring of polynomial functions for classical groups (roughly the first concerns the generators and the second the relations). The theorems are among the most important result... | First and second fundamental theorems of invariant theory | [
"Physics",
"Mathematics"
] | 263 | [
"Symmetry",
"Algebra stubs",
"Group actions",
"Theorems in algebra",
"Algebra",
"Mathematical problems",
"Mathematical theorems",
"Invariant theory"
] |
52,947,580 | https://en.wikipedia.org/wiki/Nauruan%20navigational%20system | The Nauruan navigational system is a way of expressing direction, similar to North, South, East and West, but limitations in the system mean that it is unable to be used outside of Nauru.
The system is constructed using two main points, Ganokoro and Arijeijen. Ganokoro stands for a place in Nauru that was considered a ... | Nauruan navigational system | [
"Physics",
"Mathematics"
] | 254 | [
"Topology",
"Space",
"Geometry",
"Spacetime",
"Orientation (geometry)"
] |
52,951,151 | https://en.wikipedia.org/wiki/Scanning%20microscopy | Scanning microscopy may refer to:
Scanning probe microscopy
Atomic force microscopy
Scanning tunneling microscope
Scanning electron microscope
Scanning capacitance microscopy
Near-field scanning optical microscope
Microscopes | Scanning microscopy | [
"Chemistry",
"Technology",
"Engineering"
] | 35 | [
"Microscopes",
"Measuring instruments",
"Microscopy"
] |
52,953,124 | https://en.wikipedia.org/wiki/Nucleosome%20remodeling%20factor | Nucleosome Remodeling Factor (NURF) is an ATP-dependent chromatin remodeling complex first discovered in Drosophila melanogaster (fruit fly) that catalyzes nucleosome sliding in order to regulate gene transcription. It contains an ISWI ATPase, making it part of the ISWI family of chromatin remodeling complexes. NURF is... | Nucleosome remodeling factor | [
"Chemistry",
"Biology"
] | 499 | [
"Biochemistry",
"Nuclear organization",
"Cellular processes",
"Molecular biology"
] |
52,953,323 | https://en.wikipedia.org/wiki/Peritrich%20nuclear%20code | The peritrich nuclear code (translation table 30) is a genetic code used by the nuclear genome of the peritrich ciliates Vorticella and Opisthonecta.
The code (30)
AAs = FFLLSSSSYYEECC*WLLLAPPPPHHQQRRRRIIIMTTTTNNKKSSRRVVVVAAAADDEEGGGG
Starts = --------------*--------------------M----------------------------
Base... | Peritrich nuclear code | [
"Chemistry",
"Biology"
] | 532 | [
"Protein biosynthesis",
"Gene expression",
"Molecular genetics",
"Biosynthesis",
"Cellular processes",
"Molecular biology",
"Biochemistry"
] |
52,954,530 | https://en.wikipedia.org/wiki/Intermediate-Current%20Stability%20Experiment | The Intermediate-Current Stability Experiment, or ICSE, was a magnetic fusion energy reactor designed by the UKAEA ("Harwell") design team. It was intended to be the follow-on design to the ZETA, incorporating a high-speed current pulse system that was expected to improve the stability of the plasma and allow fusion r... | Intermediate-Current Stability Experiment | [
"Physics",
"Chemistry"
] | 801 | [
"Nuclear fusion",
"Fusion power",
"Plasma physics"
] |
51,407,573 | https://en.wikipedia.org/wiki/Hierarchical%20equations%20of%20motion | The hierarchical equations of motion (HEOM) technique derived by Yoshitaka Tanimura and Ryogo Kubo in 1989, is a non-perturbative approach developed to study the evolution of a density matrix of quantum dissipative systems. The method can treat system-bath interaction non-perturbatively as well as non-Markovian noise ... | Hierarchical equations of motion | [
"Physics"
] | 738 | [
"Theoretical physics",
"Quantum mechanics"
] |
51,413,131 | https://en.wikipedia.org/wiki/Free%20field%20%28acoustics%29 | In acoustics, a free field is a situation or space in which no sound reflections occur.
Characteristics
The lack of reflections in a free field means that any sound in the field is entirely determined by a listener or microphone because it is received through the direct sound of the sound source. This makes the open ... | Free field (acoustics) | [
"Physics"
] | 414 | [
"Classical mechanics",
"Acoustics"
] |
68,531,530 | https://en.wikipedia.org/wiki/Ocean%20optics | Ocean optics is the study of how light interacts with water and the materials in water. Although research often focuses on the sea, the field broadly includes rivers, lakes, inland waters, coastal waters, and large ocean basins. How light acts in water is critical to how ecosystems function underwater. Knowledge of oce... | Ocean optics | [
"Physics",
"Chemistry",
"Biology",
"Environmental_science"
] | 2,443 | [
"Environmental instrumentation",
" absorption and radiative transfer (optics)",
"Applied and interdisciplinary physics",
"Optics",
"Hydrology",
"Water",
"Oceanography",
"Marine biology",
"Scattering",
" molecular",
"Ecosystems",
"Earth observation in-situ sensors",
"Atomic",
"Aquatic ecolo... |
60,667,144 | https://en.wikipedia.org/wiki/Bais%20%28wine%29 | Bais is a traditional Filipino mead from the Mandaya and Dibabawon Manobo of northeastern Mindanao. It is made from a mixture of honey and water at varying proportions. It is fermented for at least five days to a month or more.
See also
Byais
Kabarawan
Intus
Mead
Sima
References
Fermented drinks
Philippine alcoholic... | Bais (wine) | [
"Biology"
] | 77 | [
"Fermented drinks",
"Biotechnology products"
] |
60,672,870 | https://en.wikipedia.org/wiki/Surface%20growth | In mathematics and physics, surface growth refers to models used in the dynamical study of the growth of a surface, usually by means of a stochastic differential equation of a field.
Examples
Popular growth models include:
KPZ equation
Dimer model
Eden growth model
SOS model
Self-avoiding walk
Abelian sandpile m... | Surface growth | [
"Physics",
"Chemistry",
"Materials_science",
"Mathematics"
] | 1,185 | [
"Thin film deposition",
"Microtechnology",
"Coatings",
"Thin films",
"Surface science",
"Semiconductor device fabrication",
"Condensed matter physics",
"Planes (geometry)",
"Solid state engineering"
] |
60,672,947 | https://en.wikipedia.org/wiki/Heterobimetallic%20catalysis | Heterobimetallic catalysis is an approach to catalysis that employs two different metals to promote a chemical reaction. Included in this definition are cases (Scheme 1) where: 1) each metal activates a different substrate (synergistic catalysis, used interchangeably with the terms "cooperative" and "dual" catalysis.)... | Heterobimetallic catalysis | [
"Chemistry"
] | 1,489 | [
"Catalysis",
"Chemical kinetics"
] |
60,674,000 | https://en.wikipedia.org/wiki/ASME%20Y14.5 | ASME Y14.5 is a standard published by the American Society of Mechanical Engineers (ASME) to establish rules, symbols, definitions, requirements, defaults, and recommended practices for stating and interpreting Geometric Dimensions and Tolerances (GD&T). ASME/ANSI issued the first version of this Y-series standard in 1... | ASME Y14.5 | [
"Engineering"
] | 565 | [
"Design engineering",
"Mechanical engineering organizations",
"Civil engineering",
"American Society of Mechanical Engineers",
"Technical drawing"
] |
47,341,174 | https://en.wikipedia.org/wiki/Collaborative%20diffusion | Collaborative Diffusion is a type of pathfinding algorithm which uses the concept of antiobjects, objects within a computer program that function opposite to what would be conventionally expected. Collaborative Diffusion is typically used in video games, when multiple agents must path towards a single target agent. For... | Collaborative diffusion | [
"Mathematics"
] | 180 | [
"Applied mathematics",
"Algorithms",
"Mathematical logic"
] |
49,073,441 | https://en.wikipedia.org/wiki/Oxidative%20dissolution%20of%20silver%20nanoparticles | Silver nanoparticles (AgNPs) act primarily through a process known as oxidative dissolution, wherein Ag+ ions are released through an oxidative mechanism. AgNPs have potentially vast applications within the fields of medicine, science, and food and drug industries due to their antimicrobial properties, low cytotoxicit... | Oxidative dissolution of silver nanoparticles | [
"Chemistry"
] | 826 | [
"nan"
] |
49,076,198 | https://en.wikipedia.org/wiki/Lactarius%20xanthogalactus | Lactarius xanthogalactus, commonly known as the yellow-staining milkcap is a species of fungus in the family Russulaceae. Several other Lactarius species that bear resemblance to L. xanthogalactus, but most can be distinguished by differences in staining reactions, macroscopic characteristics, or habitat.
The species ... | Lactarius xanthogalactus | [
"Biology"
] | 544 | [
"Fungi",
"Fungus species"
] |
49,076,898 | https://en.wikipedia.org/wiki/Liquidity%20at%20risk | The Liquidity-at-Risk (short: LaR) is a measure of the liquidity risk exposure of a financial portfolio.
It may be defined as the net liquidity drain which can occur in the portfolio in a given risk scenario. If the Liquidity-at-Risk is greater than the portfolio's current liquidity position then the portfolio may fac... | Liquidity at risk | [
"Mathematics"
] | 408 | [
"Applied mathematics",
"Mathematical finance"
] |
39,975,515 | https://en.wikipedia.org/wiki/Angelic%20non-determinism | In computer science, angelic non-determinism is the execution of a nondeterministic algorithm where particular choices are declared to always favor a desired result, if that result is possible.
For example, in halting analysis of a Nondeterministic Turing machine, the choices would always favor termination of the prog... | Angelic non-determinism | [
"Mathematics"
] | 101 | [
"Theoretical computer science",
"Applied mathematics"
] |
39,975,535 | https://en.wikipedia.org/wiki/Demonic%20non-determinism | A term which describes the execution of a non-deterministic program where all choices are made in favour of non-termination.
References
Theoretical computer science | Demonic non-determinism | [
"Mathematics"
] | 32 | [
"Theoretical computer science",
"Applied mathematics"
] |
39,983,227 | https://en.wikipedia.org/wiki/Cellular%20stress%20response | Cellular stress response is the wide range of molecular changes that cells undergo in response to environmental stressors, including extremes of temperature, exposure to toxins, and mechanical damage. Cellular stress responses can also be caused by some viral infections. The various processes involved in cellular stres... | Cellular stress response | [
"Biology"
] | 1,039 | [
"Cellular processes"
] |
44,235,126 | https://en.wikipedia.org/wiki/Megamitochondria | Megamitochondria is extremely large and abnormal shapes of mitochondria seen in hepatocytes in alcoholic liver disease and in nutritional deficiencies. It can be seen in conditions of hypertrophy in cell death.
References
Robbins Basic Pathology by Kumer et al.
Mitochondria
Cell biology | Megamitochondria | [
"Chemistry",
"Biology"
] | 64 | [
"Mitochondria",
"Cell biology",
"Metabolism"
] |
44,235,963 | https://en.wikipedia.org/wiki/Cobalt%20boride | Cobalt borides are inorganic compounds with the general formula CoxBy. The two main cobalt borides are CoB and Co2B. These are refractory materials.
Applications
Materials science
Cobalt borides are known to be exceptionally resistant to oxidation, a chemical property which makes them useful in the field of materials... | Cobalt boride | [
"Chemistry"
] | 367 | [
"Hydrogenation catalysts",
"Hydrogenation"
] |
44,236,888 | https://en.wikipedia.org/wiki/N-Succinimidyl%204-fluorobenzoate | N-Succinimidyl 4-fluorobenzoate (SFB) is an organofluorine compound. When incorporating a fluorine-18 atom, SFB is used to label proteins or peptides for positron emission tomography.
References
4-Fluorophenyl compounds
Benzoate esters
Imides | N-Succinimidyl 4-fluorobenzoate | [
"Chemistry"
] | 74 | [
"Imides",
"Functional groups"
] |
44,238,805 | https://en.wikipedia.org/wiki/Conjugate%20convective%20heat%20transfer | The contemporary conjugate convective heat transfer model was developed after computers came into wide use in order to substitute the empirical relation of proportionality of heat flux to temperature difference with heat transfer coefficient which was the only tool in theoretical heat convection since the times of Newt... | Conjugate convective heat transfer | [
"Physics",
"Chemistry"
] | 1,119 | [
"Transport phenomena",
"Physical phenomena",
"Heat transfer",
"Thermodynamics"
] |
55,851,068 | https://en.wikipedia.org/wiki/Not-all-equal%203-satisfiability | In computational complexity, not-all-equal 3-satisfiability (NAE3SAT) is an NP-complete variant of the Boolean satisfiability problem, often used in proofs of NP-completeness.
Definition
Like 3-satisfiability, an instance of the problem consists of a collection of Boolean variables and a collection of clauses, each of... | Not-all-equal 3-satisfiability | [
"Mathematics"
] | 547 | [
"Automated theorem proving",
"Computational problems",
"Mathematical problems",
"NP-complete problems",
"Satisfiability problems"
] |
55,852,028 | https://en.wikipedia.org/wiki/Dresselhaus%20effect | The Dresselhaus effect is a phenomenon in solid-state physics in which spin–orbit interaction causes energy bands to split. It is usually present in crystal systems lacking inversion symmetry. The effect is named after Gene Dresselhaus, who discovered this splitting in 1955.
Spin–orbit interaction is a relativistic co... | Dresselhaus effect | [
"Physics",
"Chemistry",
"Materials_science",
"Engineering"
] | 547 | [
"Matter",
"Physical phenomena",
"Physical quantities",
"Semiconductors",
"Spintronics",
"Quantum mechanics",
"Quantum magnetism",
"Materials",
"Electronic engineering",
"Condensed matter physics",
"Solid state engineering",
"Electrical resistance and conductance"
] |
55,855,855 | https://en.wikipedia.org/wiki/Conductive%20anodic%20filament | Conductive anodic filament, also called CAF, is a metallic filament that forms from an electrochemical migration process and is known to cause printed circuit board (PCB) failures.
Mechanism
CAF formation is a process involving the transport of conductive chemistries across a nonmetallic substrate under the influence ... | Conductive anodic filament | [
"Chemistry",
"Technology"
] | 544 | [
"Electrochemistry",
"Technological failures",
"Semiconductor device defects"
] |
55,857,604 | https://en.wikipedia.org/wiki/Ministry%20of%20Energy%20and%20Electrification | The Ministry of Energy and Electrification (Minenergo; ) was a government ministry in the Soviet Union. It was the agency responsible for the Soviet Union's electricity policies.
The State Committee for Power and Electrification was upgraded to ministerial status (union-republic) in 1965; changed to all-union on 17 J... | Ministry of Energy and Electrification | [
"Engineering"
] | 153 | [
"Energy organizations",
"Energy ministries"
] |
55,858,533 | https://en.wikipedia.org/wiki/Steven%20G.%20Johnson | Steven Glenn Johnson (born 1973) is an American applied mathematician and physicist known for being a co-creator of the FFTW library for software-based fast Fourier transforms and for his work on photonic crystals. He is professor of Applied Mathematics and Physics at MIT where he leads a group on Nanostructures and Co... | Steven G. Johnson | [
"Physics",
"Materials_science"
] | 350 | [
"Metamaterials scientists",
"Metamaterials",
"Computational physicists",
"Computational physics"
] |
55,861,901 | https://en.wikipedia.org/wiki/Ring%20main%20unit | In an electrical power distribution system, a ring main unit (RMU) is a factory assembled, metal enclosed set of switchgear used at the load connection points of a ring-type distribution network. It includes in one unit two switches that can connect the load to either or both main conductors, and a fusible switch or c... | Ring main unit | [
"Physics"
] | 377 | [
"Physical systems",
"Electrical systems"
] |
65,666,096 | https://en.wikipedia.org/wiki/Zinc%20diphosphide | Zinc diphosphide (ZnP2) is an inorganic chemical compound. It is a red semiconductor solid with a band gap of 2.1 eV. It is one of the two compounds in the zinc-phosphorus system, the other being zinc phosphide (Zn3P2).
Synthesis and reactions
Zinc diphosphide can be prepared by the reaction of zinc with phosphorus.
2... | Zinc diphosphide | [
"Chemistry"
] | 234 | [
"II-V compounds",
"Semiconductor materials",
"Inorganic compounds",
"II-V semiconductors"
] |
67,134,422 | https://en.wikipedia.org/wiki/The%20Fiel%20contraste | The Fiel contraste is a sculptural group created by the Spanish sculptor Ramón Conde, located in Pontevedra, Spain. It stands in Alhóndiga street, behind the Pontevedra City Hall, and was inaugurated on 30 April 2010.
History
The sculptural group is located in the place where the Alhóndiga or municipal grain market w... | The Fiel contraste | [
"Physics",
"Mathematics"
] | 633 | [
"Quantity",
"Colossal statues",
"Physical quantities",
"Size"
] |
67,136,789 | https://en.wikipedia.org/wiki/The%20Code%20Breaker | The Code Breaker: Jennifer Doudna, Gene Editing, and the Future of the Human Race is a non-fiction book authored by American historian and journalist Walter Isaacson. Published in March 2021 by Simon & Schuster, it is a biography of Jennifer Doudna, the winner of the 2020 Nobel Prize in Chemistry for her work on the CR... | The Code Breaker | [
"Engineering",
"Biology"
] | 261 | [
"Genetics techniques",
"Genetic engineering",
"Genome editing"
] |
67,140,927 | https://en.wikipedia.org/wiki/Pollinator-mediated%20selection | Pollinator-mediated selection is an evolutionary process occurring in flowering plants, in which the foraging behavior of pollinators differentially selects for certain floral traits. Flowering plant are a diverse group of plants that produce seeds. Their seeds differ from those of gymnosperms in that they are enclosed... | Pollinator-mediated selection | [
"Biology"
] | 574 | [
"Evolutionary biology",
"Evolutionary processes",
"Selection"
] |
67,143,185 | https://en.wikipedia.org/wiki/Carbon%20Design%20System | Carbon Design System is a free and open-source design system and library created by IBM, which implements the IBM Design Language, and licensed under Apache License 2.0. Its public development initially started on June 10, 2015. Their components have multiple implementations, which includes a vanilla JS and CSS impleme... | Carbon Design System | [
"Engineering"
] | 170 | [
"Design",
"Design languages"
] |
70,011,163 | https://en.wikipedia.org/wiki/David%20A.%20Huse | David Alan Huse (born May 16, 1958) is an American theoretical physicist, specializing in statistical physics and condensed matter physics.
Biography
After graduating from Lincoln-Sudbury Regional High School, Huse matriculated at the University of Massachusetts Amherst, where he graduated in 1979 with a B.S. in physi... | David A. Huse | [
"Physics",
"Materials_science"
] | 367 | [
"Condensed matter physicists",
"Condensed matter physics"
] |
70,013,634 | https://en.wikipedia.org/wiki/Civilization%27s%20Waiting%20Room | Sivilisasjonens venterom (Norwegian for "Civilization's Waiting Room") was a research larp (live-action roleplaying game) held in Bergen in November 2021. It was designed to explore the potential of larps as a research methodology and as research dissemination, and was specifically intended to investigate ethical quest... | Civilization's Waiting Room | [
"Engineering"
] | 900 | [
"Machine vision",
"Government by algorithm",
"Automation",
"Robotics engineering"
] |
42,787,595 | https://en.wikipedia.org/wiki/Hanani%E2%80%93Tutte%20theorem | In topological graph theory, the Hanani–Tutte theorem is a result on the parity of edge crossings in a graph drawing. It states that every drawing in the plane of a non-planar graph contains a pair of independent edges (not both sharing an endpoint) that cross each other an odd number of times. Equivalently, it can be ... | Hanani–Tutte theorem | [
"Mathematics"
] | 497 | [
"Statements about planar graphs",
"Planar graphs",
"Theorems in discrete mathematics",
"Planes (geometry)",
"Theorems in graph theory"
] |
42,787,918 | https://en.wikipedia.org/wiki/Acetoxycycloheximide | Acetoxycycloheximide is an organic chemical compound. It can be considered as the acetylated analogue of cycloheximide. It is a potent protein synthesis inhibitor in animal cells and can inhibit the formation of memories.
See also
Cycloheximide
References
Acetate esters
Secondary alcohols
Antibiotics
Glutarimide... | Acetoxycycloheximide | [
"Chemistry",
"Biology"
] | 77 | [
"Biotechnology products",
"Ketones",
"Functional groups",
"Antibiotics",
"Biocides"
] |
42,787,929 | https://en.wikipedia.org/wiki/2%2C3-Bis%28acetylmercaptomethyl%29quinoxaline | 2,3-Bis(acetylmercaptomethyl)quinoxaline (BAMMQ) is an antiviral agent which inhibits poliovirus RNA synthesis in vitro and in vivo and inhibits human herpesvirus 1 multiplication in vitro. It does not interfere with attachment, penetration or DNA synthesis, but interrupts a late stage in virus assembly and/or maturati... | 2,3-Bis(acetylmercaptomethyl)quinoxaline | [
"Chemistry",
"Biology"
] | 535 | [
"Antiviral drugs",
"Thioesters",
"Biocides",
"Functional groups"
] |
42,790,711 | https://en.wikipedia.org/wiki/Plant%20secretory%20tissue | The tissues that are concerned with the secretion of gums, resins, volatile oils, nectar latex, and other substances in plants are called secretory tissues. These tissues are classified as either laticiferous tissues or glandular tissues.
Introduction
Cells or organizations of cells which produce a variety of secreti... | Plant secretory tissue | [
"Biology"
] | 1,233 | [
"Plant physiology",
"Plants"
] |
42,791,361 | https://en.wikipedia.org/wiki/Polyhexahydrotriazine | Polyhexahydrotriazines (PHTs) are polymers of hexahydro-1,3,5-triazines, a class of heterocyclic compounds with the formula (CH2NR)3. They are among the strongest known thermosetting plastics and are stable to solvents at pH > 3, but decompose to the monomers in acidic solutions.
Synthesis
Various PHTs have been synt... | Polyhexahydrotriazine | [
"Chemistry"
] | 602 | [
"Organic polymers",
"Functional groups",
"Organic compounds",
"Amines",
"Bases (chemistry)"
] |
42,791,761 | https://en.wikipedia.org/wiki/Quantum%20compass | The terminology quantum compass often relates to an instrument which measures relative position using the technique of atom interferometry. It includes an ensemble of accelerometers and gyroscope based on quantum technology to form an inertial navigation unit.
Description
Work on quantum technology based inertial mea... | Quantum compass | [
"Physics",
"Technology",
"Engineering"
] | 303 | [
"Speed sensors",
"Quantum mechanics",
"Measuring instruments",
"Vehicle technology",
"Mechanical engineering by discipline",
"Vehicle parts",
"Components",
"Quantum physics stubs"
] |
42,791,912 | https://en.wikipedia.org/wiki/Vitrimers | Vitrimers are a class of plastics, which are derived from thermosetting polymers (thermosets) and are very similar to them. Vitrimers consist of molecular, covalent networks, which can change their topology by thermally activated bond-exchange reactions. At high temperatures, they can flow like viscoelastic liquids; a... | Vitrimers | [
"Chemistry",
"Materials_science"
] | 2,041 | [
"Polymers",
"Polymer chemistry"
] |
42,793,721 | https://en.wikipedia.org/wiki/Sodium%20cyanate | Sodium cyanate is the inorganic compound with the formula NaOCN. A white solid, it is the sodium salt of the cyanate anion.
Structure
The anion is described by two resonance structures:
The salt adopts a body centered rhombohedral crystal lattice structure (trigonal crystal system) at room temperature.
Preparation
... | Sodium cyanate | [
"Chemistry"
] | 242 | [
"Inorganic compounds",
"Functional groups",
"Inorganic compound stubs",
"Cyanates"
] |
42,797,019 | https://en.wikipedia.org/wiki/Optical%20phenomenon | Optical phenomena are any observable events that result from the interaction of light and matter.
All optical phenomena coincide with quantum phenomena. Common optical phenomena are often due to the interaction of light from the Sun or Moon with the atmosphere, clouds, water, dust, and other particulates. One common e... | Optical phenomenon | [
"Physics"
] | 967 | [
"Optical phenomena",
"Physical phenomena"
] |
54,274,216 | https://en.wikipedia.org/wiki/Moduli%20stack%20of%20vector%20bundles | In algebraic geometry, the moduli stack of rank-n vector bundles Vectn is the stack parametrizing vector bundles (or locally free sheaves) of rank n over some reasonable spaces.
It is a smooth algebraic stack of the negative dimension . Moreover, viewing a rank-n vector bundle as a principal -bundle, Vectn is isomorph... | Moduli stack of vector bundles | [
"Mathematics"
] | 238 | [
"Fields of abstract algebra",
"Algebraic geometry"
] |
54,275,492 | https://en.wikipedia.org/wiki/Carpenter%20v.%20United%20States | Carpenter v. United States, , is a landmark United States Supreme Court case concerning the privacy of historical cell site location information (CSLI). The Court held that government entities violate the Fourth Amendment to the United States Constitution when accessing historical CSLI records containing the physical l... | Carpenter v. United States | [
"Technology",
"Engineering"
] | 2,143 | [
"Global Positioning System",
"Aerospace engineering",
"Wireless locating",
"Aircraft instruments"
] |
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