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Sodium perbromate is the chemical compound composed of the sodium ion and the perbromate ion, with the chemical formula NaBrO 4 .
Sodium perbromate can be prepared by reacting sodium bromate with fluorine and sodium hydroxide : [ 1 ]
This inorganic compound –related article is a stub . You can help Wikipedia by expan... | https://en.wikipedia.org/wiki/NaBrO4 |
Sodium acetate , CH 3 COONa, also abbreviated Na O Ac , [ 8 ] is the sodium salt of acetic acid . This salt is colorless, deliquescent , and hygroscopic .
Sodium acetate is used as the carbon source for culturing bacteria . Sodium acetate can also be useful for increasing yields of DNA isolation by ethanol precipitati... | https://en.wikipedia.org/wiki/NaC2H3O2 |
Sodium ethoxide, also referred to as sodium ethanolate , is the ionic , organic compound with the formula CH 3 CH 2 ONa , C 2 H 5 O Na , or NaOEt (Et = ethyl ). It is a white solid, although impure samples appear yellow or brown. It dissolves in polar solvents such as ethanol . It is commonly used as a strong base . [ ... | https://en.wikipedia.org/wiki/NaC2H5O |
Sodium benzoate also known as benzoate of soda is the sodium salt of benzoic acid , widely used as a food preservative (with an E number of E211 ) and a pickling agent . It appears as a white crystalline chemical with the formula C 6 H 5 COONa.
Sodium benzoate is commonly produced by the neutralization of sodium hydro... | https://en.wikipedia.org/wiki/NaC6H5CO2 |
Sodium salicylate is a sodium salt of salicylic acid . It can be prepared from sodium phenolate and carbon dioxide under higher temperature and pressure. Historically, it has been synthesized by refluxing methyl salicylate ( wintergreen oil) with an excess of sodium hydroxide . [ 4 ]
Sodium salicylate is of the salicy... | https://en.wikipedia.org/wiki/NaC7H5O3 |
Sodium acetate , CH 3 COONa, also abbreviated Na O Ac , [ 8 ] is the sodium salt of acetic acid . This salt is colorless, deliquescent , and hygroscopic .
Sodium acetate is used as the carbon source for culturing bacteria . Sodium acetate can also be useful for increasing yields of DNA isolation by ethanol precipitati... | https://en.wikipedia.org/wiki/NaCH3CO2 |
Sodium acetate , CH 3 COONa, also abbreviated Na O Ac , [ 8 ] is the sodium salt of acetic acid . This salt is colorless, deliquescent , and hygroscopic .
Sodium acetate is used as the carbon source for culturing bacteria . Sodium acetate can also be useful for increasing yields of DNA isolation by ethanol precipitati... | https://en.wikipedia.org/wiki/NaCH3COO |
Sodium bicarbonate ( IUPAC name : sodium hydrogencarbonate [ 10 ] ), commonly known as baking soda or bicarbonate of soda (or simply “ bicarb ” especially in the UK) is a chemical compound with the formula NaHCO 3 . It is a salt composed of a sodium cation ( Na + ) and a bicarbonate anion ( HCO − 3 ). Sodium bicarbonat... | https://en.wikipedia.org/wiki/NaCHO3 |
Sodium cyanoborohydride is a chemical compound with the formula Na [ B H 3 ( C N )] . It is a colourless salt used in organic synthesis for chemical reduction including that of imines and carbonyls . Sodium cyanoborohydride is a milder reductant than other conventional reducing agents . [ 2 ]
Sodium cyanoborohydride i... | https://en.wikipedia.org/wiki/NaCNBH3 |
Sodium chloride / ˌ s oʊ d i ə m ˈ k l ɔːr aɪ d / , [ 8 ] commonly known as edible salt , is an ionic compound with the chemical formula NaCl , representing a 1:1 ratio of sodium and chloride ions. It is transparent or translucent, brittle, hygroscopic , and occurs as the mineral halite . In its edible form, it is comm... | https://en.wikipedia.org/wiki/NaCl |
Sodium hypochlorite is an alkaline inorganic chemical compound with the formula Na O Cl (also written as NaClO). It is commonly known in a dilute aqueous solution as bleach or chlorine bleach. [ 4 ] It is the sodium salt of hypochlorous acid , consisting of sodium cations ( Na + ) and hypochlorite anions ( − OCl , also... | https://en.wikipedia.org/wiki/NaClO |
Sodium chlorate is an inorganic compound with the chemical formula Na ClO 3 . It is a white crystalline powder that is readily soluble in water. It is hygroscopic . It decomposes above 300 °C to release oxygen [ 4 ] and leaves sodium chloride . Several hundred million tons are produced annually, mainly for applications... | https://en.wikipedia.org/wiki/NaClO3 |
Sodium perchlorate is an inorganic compound with the chemical formula Na Cl O 4 . It consists of sodium cations Na + and perchlorate anions ClO − 4 . It is a white crystalline, hygroscopic solid that is highly soluble in water and ethanol . It is usually encountered as sodium perchlorate monohydrate NaClO 4 ·H 2 O . Th... | https://en.wikipedia.org/wiki/NaClO4 |
Sodium dodecyl sulfate ( SDS ) or sodium lauryl sulfate ( SLS ), sometimes written sodium laurilsulfate , is an organic compound with the formula CH 3 (CH 2 ) 11 OSO 3 Na and structure H 3 C − (CH 2 ) 11 −O− S(=O) 2 −O − Na + . It is an anionic surfactant used in many cleaning and hygiene products. This compound is the... | https://en.wikipedia.org/wiki/NaDodSO4 |
Sodium fluoride ( NaF ) is an inorganic compound with the formula Na F . It is a colorless or white solid that is readily soluble in water. It is used in trace amounts in the fluoridation of drinking water to prevent tooth decay , and in toothpastes and topical pharmaceuticals for the same purpose. In 2022, it was the ... | https://en.wikipedia.org/wiki/NaF |
Sodium fluoroacetate , also known by its trade name as a mammal poison compound 1080 , is an organofluorine chemical compound with the chemical formula F C H 2 C O 2 Na . It is the sodium salt of fluoroacetic acid , and contains sodium cations Na + and fluoroacetate anions FCH 2 CO − 2 . A colourless salt with a taste ... | https://en.wikipedia.org/wiki/NaFC2H2O2 |
NaGISA ( Natural Geography in Shore Areas or Natural Geography of In-Shore Areas ) is an international collaborative effort aimed at inventorying, cataloguing, and monitoring biodiversity of the in-shore area . So named for the Japanese word "nagisa" ("where the land meets the sea"), it is an Apronym . NaGISA is the fi... | https://en.wikipedia.org/wiki/NaGISA |
Sodium hydride is the chemical compound with the empirical formula Na H . This alkali metal hydride is primarily used as a strong yet combustible base in organic synthesis . NaH is a saline (salt-like) hydride , composed of Na + and H − ions, in contrast to molecular hydrides such as borane , silane , germane , ammonia... | https://en.wikipedia.org/wiki/NaH |
Monosodium phosphate ( MSP ), also known as monobasic sodium phosphate and sodium dihydrogen phosphate , is an inorganic compound with the chemical formula Na H 2 P O 4 . It is a sodium salt of phosphoric acid . It consists of sodium cations ( Na + ) and dihydrogen phosphate anions ( H 2 PO − 4 ). One of many sodium ph... | https://en.wikipedia.org/wiki/NaH2PO4 |
Sodium formate , HCOONa, is the sodium salt of formic acid , HCOOH. It usually appears as a white deliquescent powder.
For commercial use, sodium formate is produced by absorbing carbon monoxide under pressure in solid sodium hydroxide at 130 °C and 6-8 bar pressure: [ 1 ]
Because of the low-cost and large-scale avai... | https://en.wikipedia.org/wiki/NaHCO2 |
Sodium bicarbonate ( IUPAC name : sodium hydrogencarbonate [ 10 ] ), commonly known as baking soda or bicarbonate of soda (or simply “ bicarb ” especially in the UK) is a chemical compound with the formula NaHCO 3 . It is a salt composed of a sodium cation ( Na + ) and a bicarbonate anion ( HCO − 3 ). Sodium bicarbonat... | https://en.wikipedia.org/wiki/NaHCO3 |
Sodium bisulfite (or sodium bisulphite , sodium hydrogen sulfite ) is a chemical mixture with the approximate chemical formula NaHSO 3 . Sodium bisulfite is not a real compound, [ 2 ] but a mixture of salts that dissolve in water to give solutions composed of sodium and bisulfite ions. It appears in form of white or y... | https://en.wikipedia.org/wiki/NaHSO3 |
Sodium bisulfate , also known as sodium hydrogen sulfate , [ a ] is the sodium salt of the bisulfate anion , with the molecular formula NaHSO 4 . Sodium bisulfate is an acid salt formed by partial neutralization of sulfuric acid by an equivalent of sodium base, typically in the form of either sodium hydroxide (lye) or ... | https://en.wikipedia.org/wiki/NaHSO4 |
Sodium iodide ( chemical formula NaI ) is an ionic compound formed from the chemical reaction of sodium metal and iodine . Under standard conditions, it is a white, water-soluble solid comprising a 1:1 mix of sodium cations (Na + ) and iodide anions (I − ) in a crystal lattice . It is used mainly as a nutritional suppl... | https://en.wikipedia.org/wiki/NaI |
Sodium hypoiodite is an inorganic chemical used as an oxidant in various organic chemical reactions. It causes iodination of nitrogen atoms, such 1 H -benzotriazole to give 1-iodo-1 H -benzotriazole and an imine to give the analogous iodoimine. [ 1 ] It oxidatively cleaves methyl ketones to give iodoform . [ 2 ]
This ... | https://en.wikipedia.org/wiki/NaIO |
Sodium iodate ( Na I O 3 ) is the sodium salt of iodic acid . Sodium iodate is an oxidizing agent . It has several uses.
It can be prepared by reacting a sodium-containing base such as sodium hydroxide with iodic acid , for example:
It can also be prepared by adding iodine to a hot, concentrated solution of sodium ... | https://en.wikipedia.org/wiki/NaIO3 |
Sodium periodate is an inorganic salt, composed of a sodium cation and the periodate anion . It may also be regarded as the sodium salt of periodic acid . Like many periodates, it can exist in two different forms: sodium meta periodate (formula NaIO 4 ) and sodium ortho periodate (normally Na 2 H 3 IO 6 , but sometime... | https://en.wikipedia.org/wiki/NaIO4 |
Sodium permanganate is the inorganic compound with the formula Na MnO 4 . It is closely related to the more commonly encountered potassium permanganate , but it is generally less desirable, because it is more expensive to produce. It is mainly available as the monohydrate . This salt absorbs water from the atmosphere... | https://en.wikipedia.org/wiki/NaMnO4 |
Natrophilite is a mineral with the chemical formula Na Mn P O 4 . In a pure form it has a yellow coloration. Its crystals are orthorhombic to dipyramidal. It is transparent to translucent . It is not radioactive . Natrophilite is rated 4.5 to 5 on the Mohs Scale .
This article about a specific phosphate mineral is a s... | https://en.wikipedia.org/wiki/NaMnPO4 |
In computing , NaN ( / n æ n / ), standing for Not a Number , is a particular value of a numeric data type (often a floating-point number ) which is undefined as a number, such as the result of 0/0 . Systematic use of NaNs was introduced by the IEEE 754 floating-point standard in 1985, along with the representation of ... | https://en.wikipedia.org/wiki/NaN |
Sodium nitrite is an inorganic compound with the chemical formula Na N O 2 . It is a white to slightly yellowish crystalline powder that is very soluble in water and is hygroscopic . From an industrial perspective, it is the most important nitrite salt. It is a precursor to a variety of organic compounds, such as pharm... | https://en.wikipedia.org/wiki/NaNO2 |
Sodium nitrate is the chemical compound with the formula Na N O 3 . This alkali metal nitrate salt is also known as Chile saltpeter (large deposits of which were historically mined in Chile ) [ 4 ] [ 5 ] to distinguish it from ordinary saltpeter, potassium nitrate . The mineral form is also known as nitratine , nitrati... | https://en.wikipedia.org/wiki/NaNO3 |
Sodium superoxide is the inorganic compound with the formula Na O 2 . [ 1 ] This yellow-orange solid is a salt of the superoxide anion. It is an intermediate in the oxidation of sodium by oxygen.
NaO 2 is prepared by treating sodium peroxide with oxygen at high pressures: [ 2 ]
It can also be prepared by careful oxy... | https://en.wikipedia.org/wiki/NaO2 |
Sodium ethoxide, also referred to as sodium ethanolate , is the ionic , organic compound with the formula CH 3 CH 2 ONa , C 2 H 5 O Na , or NaOEt (Et = ethyl ). It is a white solid, although impure samples appear yellow or brown. It dissolves in polar solvents such as ethanol . It is commonly used as a strong base . [ ... | https://en.wikipedia.org/wiki/NaOCH2CH3 |
Sodium hydroxide , also known as lye and caustic soda , [ 1 ] [ 2 ] is an inorganic compound with the formula NaOH . It is a white solid ionic compound consisting of sodium cations Na + and hydroxide anions OH − .
Sodium hydroxide is a highly corrosive base and alkali that decomposes lipids and proteins at ambient tem... | https://en.wikipedia.org/wiki/NaOH |
Sodium hypoiodite is an inorganic chemical used as an oxidant in various organic chemical reactions. It causes iodination of nitrogen atoms, such 1 H -benzotriazole to give 1-iodo-1 H -benzotriazole and an imine to give the analogous iodoimine. [ 1 ] It oxidatively cleaves methyl ketones to give iodoform . [ 2 ]
This ... | https://en.wikipedia.org/wiki/NaOI |
Sodium methoxide is the simplest sodium alkoxide . With the formula CH 3 ONa , it is a white solid, which is formed by the deprotonation of methanol . It is a widely used reagent in industry and the laboratory. It is also a dangerously caustic base .
Sodium methoxide is prepared by treating methanol with sodium:
T... | https://en.wikipedia.org/wiki/NaOMe |
In materials science , Nabarro–Herring creep ( NH creep ) is a mechanism of deformation of crystalline materials (and amorphous materials [ 1 ] ) that occurs at low stresses and held at elevated temperatures in fine-grained materials. In Nabarro–Herring creep, atoms diffuse through the crystals, and the rate of creep... | https://en.wikipedia.org/wiki/Nabarro–Herring_creep |
The nabla is a triangular symbol resembling an inverted Greek delta : [ 1 ] ∇ {\displaystyle \nabla } or ∇. The name comes, by reason of the symbol's shape, from the Hellenistic Greek word νάβλα for a Phoenician harp , [ 2 ] [ 3 ] and was suggested by the encyclopedist William Robertson Smith in an 1870 letter to Peter... | https://en.wikipedia.org/wiki/Nabla_symbol |
NacNac is a class of anionic bidentate ligands . 1,3-Di ketimines are often referred to as "HNacNac", a modification of the abbreviation H acac used for 1,3- diketones . These species can exist as a mixture of tautomers . [ 1 ]
Acetylacetone and related 1,3-diketones condense with primary alkyl- or aryl amines resulti... | https://en.wikipedia.org/wiki/NacNac |
Sodium chloride / ˌ s oʊ d i ə m ˈ k l ɔːr aɪ d / , [ 8 ] commonly known as edible salt , is an ionic compound with the chemical formula NaCl , representing a 1:1 ratio of sodium and chloride ions. It is transparent or translucent, brittle, hygroscopic , and occurs as the mineral halite . In its edible form, it is comm... | https://en.wikipedia.org/wiki/Nacl |
C H 1 , C L : constant domains of antibody fragment
Nacolomab tafenatox is a mouse monoclonal antibody . [ 1 ] [ 2 ] The antibody itself, nacolomab, is fused with enterotoxin A from Staphylococcus aureus (which is reflected by 'tafenatox' in the drug's name). [ 1 ]
This monoclonal antibody –related article is a stub ... | https://en.wikipedia.org/wiki/Nacolomab_tafenatox |
Nacrite Al 2 Si 2 O 5 ( OH ) 4 is a clay mineral that is polymorphous (or polytypic ) with kaolinite . [ 4 ] [ 5 ] It crystallizes in the monoclinic system. X-ray diffraction analysis is required for positive identification.
Nacrite was first described in 1807 for an occurrence in Saxony , Germany . The name is from n... | https://en.wikipedia.org/wiki/Nacrite |
Nadcap (formerly NADCAP , the National Aerospace and Defense Contractors Accreditation Program) is a global cooperative accreditation program for aerospace engineering , defense and related industries.
The Nadcap program is administered by the Performance Review Institute (PRI). Nadcap was established in 1990 by SAE I... | https://en.wikipedia.org/wiki/Nadcap |
The nadir [ a ] [ b ] is the direction pointing directly below a particular location; that is, it is one of two vertical directions at a specified location, orthogonal to a horizontal flat surface.
The direction opposite of the nadir is the zenith .
Although it entered English via other European languages, the word “... | https://en.wikipedia.org/wiki/Nadir |
Nadir and Occultation for MArs Discovery ( NOMAD ) is a 3-channel spectrometer on board the ExoMars Trace Gas Orbiter (TGO) launched to Mars orbit on 14 March 2016.
NOMAD is designed to perform high-sensitivity orbital identification of atmospheric components, concentration and temperature, their sources, loss, and cy... | https://en.wikipedia.org/wiki/Nadir_and_Occultation_for_Mars_Discovery |
In differential geometry , a Nadirashvili surface is an immersed complete bounded minimal surface in R 3 with negative curvature. The first example of such a surface was constructed by Nikolai Nadirashvili [ de ] in Nadirashvili (1996) . This simultaneously answered a question of Hadamard about whether there was an i... | https://en.wikipedia.org/wiki/Nadirashvili_surface |
Naegleria gruberi is a species of Naegleria . It is famous for its ability to change from an amoeba , which lacks a cytoplasmic microtubule cytoskeleton , to a flagellate , which has an elaborate microtubule cytoskeleton, including flagella. This "transformation" includes de novo synthesis of basal bodies (or centriole... | https://en.wikipedia.org/wiki/Naegleria_gruberi |
Naenara is a North Korean intranet web browser software developed by the Korea Computer Center for use of the national Kwangmyong intranet. It is developed from a version of Mozilla Firefox and is distributed with the Linux -based operating system Red Star OS that North Korea developed due to licensing and security iss... | https://en.wikipedia.org/wiki/Naenara_(browser) |
Nafion is a brand name for a sulfonated tetrafluoroethylene based fluoropolymer - copolymer synthesized in 1962 by Dr. Donald J. Connolly at the DuPont Experimental Station in Wilmington Delaware (U.S. Patent 3,282,875). Additional work on the polymer family was performed in the late 1960s by Dr. Walther Grot of DuPont... | https://en.wikipedia.org/wiki/Nafion |
Nafovanny in Vietnam is the largest captive-breeding primate facility in the world. It supplies crab-eating Macaques ( Macaca fascicularis ) to animal testing laboratories.
Nafovanny was set up in 1994 by Vanny Chian Technology, a Hong Kong company, according to Reuters . [ 2 ]
Criticism of the project was expressed ... | https://en.wikipedia.org/wiki/Nafovanny |
Naftalan or Naphtalan is a type of crude oil . It is named after Naftalan, Azerbaijan , where it is found. It is known for its use in alternative medicine .
Naftalan crude oil is too heavy for normal export uses (unlike Azerbaijan's plentiful Caspian Sea oil): it contains about 50 percent cycloalkanes (naphthenic hydr... | https://en.wikipedia.org/wiki/Naftalan_oil |
Naga fireballs ( Thai : บั้งไฟพญานาค ; RTGS : bang fai phaya nak ), also known as bung fai phaya nak or "Mekong lights" and formerly "ghost lights", [ 1 ] are a phenomenon said to be seen annually on the Mekong River . Glowing balls are alleged to naturally rise from the water high into the air. [ 2 ] The balls are sai... | https://en.wikipedia.org/wiki/Naga_fireball |
In algebra , Nagata's conjecture states that Nagata's automorphism of the polynomial ring k [ x , y , z ] is wild . The conjecture was proposed by Nagata ( 1972 ) and proved by Ualbai U. Umirbaev and Ivan P. Shestakov ( 2004 ).
Nagata's automorphism is given by
where Δ = x z + y 2 {\displaystyle \Delta =xz+y^{2}} .
... | https://en.wikipedia.org/wiki/Nagata's_conjecture |
In topology , the Nagata–Smirnov metrization theorem characterizes when a topological space is metrizable . The theorem states that a topological space X {\displaystyle X} is metrizable if and only if it is regular , Hausdorff and has a countably locally finite (that is, 𝜎-locally finite) basis .
A topological space... | https://en.wikipedia.org/wiki/Nagata–Smirnov_metrization_theorem |
In mathematics , the Nagell–Lutz theorem is a result in the diophantine geometry of elliptic curves , which describes rational torsion points on elliptic curves over the integers. It is named for Trygve Nagell and Élisabeth Lutz .
Suppose that the equation
defines a non-singular cubic curve E with integer coefficient... | https://en.wikipedia.org/wiki/Nagell–Lutz_theorem |
The Nagel–Schreckenberg model is a theoretical model for the simulation of freeway traffic. The model was developed in the early 1990s by the German physicists Kai Nagel and Michael Schreckenberg. [ 1 ] It is essentially a simple cellular automaton model for road traffic flow that can reproduce traffic jams, i.e., show... | https://en.wikipedia.org/wiki/Nagel–Schreckenberg_model |
The Nagoya Protocol on Access to Genetic Resources and the Fair and Equitable Sharing of Benefits Arising from their Utilization to the Convention on Biological Diversity , also known as the Nagoya Protocol on Access and Benefit Sharing (ABS) , is a 2010 supplementary agreement to the 1992 Convention on Biological Dive... | https://en.wikipedia.org/wiki/Nagoya_Protocol |
In differential geometry and gauge theory , the Nahm equations are a system of ordinary differential equations introduced by Werner Nahm in the context of the Nahm transform – an alternative to Ward 's twistor construction of monopoles . The Nahm equations are formally analogous to the algebraic equations in the ADHM c... | https://en.wikipedia.org/wiki/Nahm_equations |
Nachum Eliezer Rabinovitch ( Hebrew : נַחוּם אֱלִיעֶזֶר רָבִּינוֹבִיץּ׳ ; 30 April 1928 – 6 May 2020), born Norman Louis Rabinovitch , [ 1 ] was a Canadian-Israeli Religious Zionist rabbi and posek . He headed the London School of Jewish Studies from 1971 to 1982, and the hesder yeshiva Birkat Moshe in Ma'ale Adumim fr... | https://en.wikipedia.org/wiki/Nahum_Rabinovitch |
Naismith's rule helps with the planning of a walking or hiking expedition by calculating how long it will take to travel the intended route, including any extra time taken when walking uphill. This rule of thumb was devised by William W. Naismith , a Scottish mountaineer , in 1892. [ 1 ] [ 3 ] [ 4 ] A modern version ca... | https://en.wikipedia.org/wiki/Naismith's_rule |
In immunology , a naive B cell is a B cell that has not been exposed to an antigen . These are located in the tonsils , spleen , and primary lymphoid follicles in lymph nodes .
Once exposed to an antigen , the naive B cell either becomes a memory B cell or a plasma cell that secretes antibodies specific to the antigen... | https://en.wikipedia.org/wiki/Naive_B_cell |
The Nakajima–Zwanzig equation (named after the physicists who developed it, Sadao Nakajima [ 1 ] and Robert Zwanzig [ 2 ] ) is an integral equation describing the time evolution of the "relevant" part of a quantum-mechanical system. It is formulated in the density matrix formalism and can be regarded as a generalizatio... | https://en.wikipedia.org/wiki/Nakajima–Zwanzig_equation |
In cooperative game theory and social choice theory , the Nakamura number measures the degree of rationality
of preference aggregation rules (collective decision rules), such as voting rules.
It is an indicator of the extent to which an aggregation rule can yield well-defined choices.
In contrast,
The larger the Naka... | https://en.wikipedia.org/wiki/Nakamura_number |
The Nakanishi Prize , named after Japanese chemist Koji Nakanishi , is an award in chemistry given alternately by the Chemical Society of Japan and the American Chemical Society .
"To recognize and stimulate significant work that extends chemical and spectroscopic methods to the study of important biological phenomena... | https://en.wikipedia.org/wiki/Nakanishi_Prize |
Nakshatra ( Sanskrit : नक्षत्रम् , romanized : Nakṣatram ) is the term for Lunar mansion in Hindu astrology and Buddhist astrology. A nakshatra is one of 27 (sometimes also 28) sectors along the ecliptic. Their names are related to a prominent star or asterisms in or near the respective sectors. In essence (in Western ... | https://en.wikipedia.org/wiki/Nakshatra |
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Naldaviricetes is a class of viruses , which infect arthropods . [ 1 ] Members of Naldaviricetes are characterized by large enveloped rod-shaped virions, circular double-stranded DNA genomes, and replication in the nucleus of the host cell. All of them (including the unassigned Polydnaviridae family) share a ... | https://en.wikipedia.org/wiki/Naldaviricetes |
In quantum field theory , the Nambu–Jona-Lasinio model (or more precisely: the Nambu and Jona-Lasinio model ) is a complicated effective theory of nucleons and mesons constructed from interacting Dirac fermions with chiral symmetry , paralleling the construction of Cooper pairs from electrons in the BCS theory of super... | https://en.wikipedia.org/wiki/Nambu–Jona-Lasinio_model |
In computer programming , a name collision is the nomenclature problem that occurs when the same variable name is used for different things in two separate areas that are joined, merged, or otherwise go from occupying separate namespaces to sharing one. As with the collision of other identifiers , it must be resolved i... | https://en.wikipedia.org/wiki/Name_collision |
A name reaction (or named reaction ) is a chemical reaction named after its discoverer(s) or developer(s). Among the tens of thousands of organic reactions that are known, hundreds of such reactions are typically identified by the eponym . [ 1 ] Well-known examples include the Grignard reaction , the Sabatier reaction ... | https://en.wikipedia.org/wiki/Name_reaction |
In computer systems, name resolution refers to the retrieval of the underlying numeric values corresponding to computer hostnames, account user names, group names, and other named entities.
Computer operating systems commonly employ multiple key/value lists that associate easily remembered names with integer numbers u... | https://en.wikipedia.org/wiki/Name_resolution_(computer_systems) |
There are currently 118 known chemical elements with a wide range of physical and chemical properties. Amongst this diversity, scientists have found it useful to apply names for various sets of elements that have similar properties, to varying degrees. Many of these sets are formally recognized by the standards body IU... | https://en.wikipedia.org/wiki/Names_for_sets_of_chemical_elements |
Depending on context (e.g. language, culture, region), some large numbers have names that allow for describing large quantities in a textual form; not mathematical . For very large values, the text is generally shorter than a decimal numeric representation although longer than scientific notation .
Two naming scales f... | https://en.wikipedia.org/wiki/Names_of_large_numbers |
This is a list of the names of small decimal numbers in English .
The following table lists the names of small numbers used in the long and short scales , along with the power of 10 , engineering notation , and International System of Units (SI) symbols and prefixes. [ 1 ] [ page needed ] [ 2 ] [ page needed ] [ 3 ] [... | https://en.wikipedia.org/wiki/Names_of_small_numbers |
A Wagner–Meerwein rearrangement is a class of carbocation 1,2-rearrangement reactions in which a hydrogen , alkyl or aryl group migrates from one carbon to a neighboring carbon. [ 1 ] [ 2 ] They can be described as cationic [1,2]- sigmatropic rearrangements, proceeding suprafacially and with stereochemical retention. ... | https://en.wikipedia.org/wiki/Nametkin_rearrangement |
The Namhŭng Youth Chemical Complex is a large industrial complex in Namhŭng-dong, Anju-si , South P'yŏngan province, North Korea , and is one of the most important chemical factories in the country, being a major producer of chemical products such as fertilisers, herbicides, insecticides, various industrial chemicals. ... | https://en.wikipedia.org/wiki/Namhung_Youth_Chemical_Complex |
In functional analysis , Namioka's theorem is a result concerning the relationship between separate continuity and joint continuity of functions defined on product spaces . Named after mathematician Isaac Namioka , who proved it in his 1974 paper Separate Continuity and Joint Continuity published in the Pacific Journal... | https://en.wikipedia.org/wiki/Namioka's_theorem |
Nanaerobes are organisms that cannot grow in the presence of micromolar concentrations of oxygen, but can grow with and benefit from the presence of nanomolar concentrations of oxygen (e.g. Bacteroides fragilis ). [ 1 ] Like other anaerobes , these organisms do not require oxygen for growth. This growth benefit require... | https://en.wikipedia.org/wiki/Nanaerobe |
The Nancy Grace Roman Space Telescope (shortened as the Roman Space Telescope , Roman , or RST ) is a NASA infrared space telescope in development and scheduled to launch to a Sun–Earth L 2 orbit by May 2027. [ 5 ] It is named after former NASA Chief of Astronomy Nancy Grace Roman .
The Roman Space Telescope is based ... | https://en.wikipedia.org/wiki/Nancy_Grace_Roman_Space_Telescope |
The Nanjing Metro is a rapid transit system serving the urban and suburban districts of Nanjing , the capital city of Jiangsu Province in the People's Republic of China .
Proposals for a metro system serving Nanjing first began in 1984, with approval by the State Planning Commission granted in 1994. Construction began... | https://en.wikipedia.org/wiki/Nanjing_Metro |
Nano Angle-Resolved Photoemission Spectroscopy (Nano-ARPES) , is a variant of the experimental technique ARPES (Angle-Resolved Photoemission Spectroscopy). It has the ability to precisely determine the electronic band structure of materials in momentum space with submicron lateral resolution. Due to its demanding exper... | https://en.wikipedia.org/wiki/Nano-ARPES |
The Nano-Japan Astrometry Satellite Mission for Infrared Exploration ( Nano-JASMINE ) is an astrometric microsatellite developed by the National Astronomical Observatory of Japan , with contributions by the University of Tokyo 's Intelligent Space Systems Laboratory (ISSL). As of 2015 [update] , the satellite was plann... | https://en.wikipedia.org/wiki/Nano-JASMINE |
A nano-abacus is a nano-sized abacus that performs basic arithmetic computations using various forms of nanotechnology including photonics and lateral mechanical stimulation of molecular motion with a scanning tunneling microscope (STM) tip by repulsion . The nano-abacus has the potential to be used in a variety of nan... | https://en.wikipedia.org/wiki/Nano-abacus |
Bones are the skeleton of our bodies. They allow us the ability to move and lift our body up against gravity . Bones are attachment points for muscles that help us to do many activities such as walking, jumping, kneeling, grasping, etc. Bones also protect organs from injury. Moreover, bone is responsible for blood cell... | https://en.wikipedia.org/wiki/Nano-interfaces_in_bone |
Nano-scaffolding or nanoscaffolding is a medical process used to regrow tissue and bone, including limbs and organs. The nano-scaffold is a three-dimensional structure composed of polymer fibers very small that are scaled from a Nanometer (10 −9 m) scale. [ 1 ] Developed by the American military , the medical technolog... | https://en.wikipedia.org/wiki/Nano-scaffold |
Nano-suction is a technology that uses vacuum , negative fluid pressure and millions of nano-sized suction cups to securely adhere any object to a flat non-porous surface . When the nano-suction object is pressed against a flat surface, millions of miniature suction cups create a large vacuum, generating a strong sucti... | https://en.wikipedia.org/wiki/Nano-suction_technology |
The nano-tetherball sensor is one of newly discovered methods in detecting glucose in the human body. The nano-tetherball sensor for glucose has attracted attention of diabetic medical community due to its methods and high sensitivity in performance. The machine’s name comes from the fact that its design is similar to... | https://en.wikipedia.org/wiki/Nano-tetherball_sensor |
Nano-thermite or super-thermite is a metastable intermolecular composite (MIC) characterized by a particle size of its main constituents, a metal fuel and oxidizer , under 100 nanometers . This allows for high and customizable reaction rates. Nano-thermites contain an oxidizer and a reducing agent , which are intimatel... | https://en.wikipedia.org/wiki/Nano-thermite |
NanoLanguage is a scripting interface built on top of the interpreted programming language Python , and is primarily intended for simulation of physical and chemical properties of nanoscale systems.
Over the years, several electronic-structure codes based on density functional theory have been developed by different g... | https://en.wikipedia.org/wiki/NanoLanguage |
The NanoMemPro IPPC database focus the operations where membranes are introduced as Best Available Techniques in the industrial areas addressed by the IPPC Directive.
The Integrated Pollution Prevention and Control (IPPC) Directive was adopted by the European Council on September 24, 1996. It defines the obligations wi... | https://en.wikipedia.org/wiki/NanoMemPro_IPPC_Database |
NanoPutians are a series of organic molecules whose structural formulae resemble human forms. [ 1 ] James Tour 's research group designed and synthesized these compounds in 2003 as a part of a sequence on chemical education for young students. [ 2 ] The compounds consist of two benzene rings connected via a few carbon ... | https://en.wikipedia.org/wiki/NanoPutian |
Nano is an international peer-reviewed scientific journal published by World Scientific , covering recent developments and discussions in the field of nanoscience and technology. Topics covered include nanomaterials , characterization tools, fabrication methods, numerical simulation, and theory.
Established in 2006, t... | https://en.wikipedia.org/wiki/Nano_(journal) |
Nano Energy is a monthly peer-reviewed scientific journal covering nanotechnology and energy . It was established in 2012 and is published by Elsevier . Current editor-in-chiefs are Zhiqun Lin ( National University of Singapore ) & Weiguo Hu ( University of the Chinese Academy of Sciences ).
The journal is abstracted ... | https://en.wikipedia.org/wiki/Nano_Energy |
NanoDSF is a type of differential scanning fluorimetry (DSF) method used to determine conformational protein stability by employing intrinsic tryptophan or tyrosine fluorescence , as opposed to the use of extrinsic fluorogenic dyes that are typically monitored via a qPCR instrument. [ 1 ] A nanoDSF assay is also known ... | https://en.wikipedia.org/wiki/Nano_differential_scanning_fluorimetry |
In a general meaning a Nano flake is a flake (that is, an uneven piece of material with one dimension substantially smaller than the other two) with at least one nanometric dimension (that is, between 1 and 100 nm). A flake is not necessarily perfectly flat but it is characterized by a plate-like form or structure. The... | https://en.wikipedia.org/wiki/Nano_flake |
The nano guitar is a microscopically small carved guitar. It was developed by Dustin W. Carr in 1997, under the direction of Professor Harold G. Craighead , in the Cornell Nanofabrication Facility. The idea came about as a fun way to illustrate nanotechnology , and captured popular attention. [ 1 ] It is disputed as to... | https://en.wikipedia.org/wiki/Nano_guitar |
Nano neuro knitting is an emerging technology for repairing nervous system tissues via nano scaffolding techniques . [ 1 ] Currently being explored in numerous research endeavors, nano neuro knitting has been shown to allow partial reinnervation in damaged areas of the nervous system through the interactions between po... | https://en.wikipedia.org/wiki/Nano_neuro_knitting |
Nano spray dryers refer to using spray drying to create particles in the nanometer range. Spray drying is a gentle method for producing powders with a defined particle size out of solutions, dispersions, and emulsions which is widely used for pharmaceuticals, food, biotechnology, and other industrial materials synthes... | https://en.wikipedia.org/wiki/Nano_spray_dryer |
Nano tape , also called gecko tape (or commercially as Insanity Tape or Alien Tape ) is a synthetic adhesive tape consisting of arrays of carbon nanotubes transferred onto a backing material of flexible polymer tape. These arrays are called synthetic setae and mimic the nanostructures found on the toes of a gecko ; thi... | https://en.wikipedia.org/wiki/Nano_tape |
Nanoarchitectures for lithium-ion batteries are attempts to employ nanotechnology to improve the design of lithium-ion batteries . Research in lithium-ion batteries focuses on improving energy density , power density , safety, durability and cost.
Increased energy density requires inserting/extracting more ions from t... | https://en.wikipedia.org/wiki/Nanoarchitectures_for_lithium-ion_batteries |
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