donor-acceptor
Смотреть что такое "donor-acceptor" в других словарях:
donor-acceptor bond — koordinacinis ryšys statusas T sritis chemija apibrėžtis Cheminis ryšys, susidarantis tada, kai ryšio elektronus duoda tik vienas iš ryšį sudarančių atomų. atitikmenys: angl. coordinate bond; coordination bond; donor acceptor bond rus.… … Chemijos terminų aiškinamasis žodynas
donor-acceptor interaction — koordinacinė sąveika statusas T sritis chemija apibrėžtis Nepadalytos elektronų poros ir laisvosios orbitalės sąveika. atitikmenys: angl. coordinating interaction; donor acceptor interaction rus. донорно акцепторное взаимодействие;… … Chemijos terminų aiškinamasis žodynas
donor — 1. An individual from whom blood, tissue, or an organ is taken for transplantation. 2. A compound that will transfer an atom or a radical to an acceptor; e.g., methionine is a methyl d.; … Medical dictionary
Donor number — In chemistry a donor number or DN is a qualitative measure of Lewis basicity. A donor number is defined as the negative enthalpy value for the 1:1 adduct formation between a Lewis base and the standard Lewis acid SbCl5 (antimony pentachloride),… … Wikipedia
Acceptor (semiconductors) — In semiconductors physics the term acceptor is used to generically indicate a dopant atom that added to a semiconductor can form p type regions. For example, when Silicon (Si), having four valence electrons, needs to be doped as an p type… … Wikipedia
Donor (semiconductors) — In semiconductor physics, a donor is a dopant atom that, when added to a semiconductor, can form n type regions. Phosphorus atom acting as a donor in the simplified 2D Silicon lattice. For example, when silicon (Si), having four valence electrons … Wikipedia
donor — do•nor [[t]ˈdoʊ nər[/t]] n. 1) a person who gives or donates 2) med a provider of blood, an organ, or other biological tissue for transfusion or transplantation 3) chem. an atom that provides a pair of electrons to form a chemical bond Compare… … From formal English to slang
acceptor — 1. A compound that will take up a chemical group ( e.g., an amine group, a methyl group, a carbamoyl group) from another compound (the donor); under the … Medical dictionary
donor splice junction — The junction between an exon and an intron at the 5 end of the intron. When the intron is removed during processing of hnRNA the donor junction is spliced to the acceptor junction at the 3 end of the intron … Dictionary of molecular biology
acceptor — noun Date: 14th century 1. accepter 1 2. one that accepts an order or a bill of exchange 3. an atom, molecule, or subatomic particle capable of receiving another entity (as an electron) especially to form a compound compare … New Collegiate Dictionary
donor — noun Etymology: Middle English donoure, from Anglo French doneur, from Latin donator, from donare Date: 15th century 1. one that gives, donates, or presents something 2. one used as a source of biological material (as blood or an organ) 3 … New Collegiate Dictionary
