donor atom

donor atom
донорний атом

English-Ukrainian analytical chemistry dictionary. 2013.

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  • donor atom — donorinis atomas statusas T sritis fizika atitikmenys: angl. donor atom vok. Donatoratom, n rus. атом донор, m; донорный атом, m pranc. atome donneur, m …   Fizikos terminų žodynas

  • donor — DONÓR, donori, s.m. 1. (fiz.) Atom pentavalent care, introdus într un semiconductor, cedează electroni acceptorului. 2. (biol.) Individ care cedează celule, cromozomi etc. – Din fr. donneur, engl. donor. Trimis de LauraGellner, 19.06.2004. Sursa …   Dicționar Român

  • donor — [dō′nər, dō′nôr΄] n. [ME & Anglo Fr donour < L donator] 1. a person who donates; giver 2. one from whom blood for transfusion, tissue for grafting, etc. is taken 3. an atom that contributes a pair of electrons to another atom to form a… …   English World dictionary

  • 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 (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 — n. 1 a person who gives or donates something (e.g. to a charity). 2 one who provides blood for a transfusion, semen for insemination, or an organ or tissue for transplantation. 3 Chem. an atom or molecule that provides a pair of electrons in… …   Useful english dictionary

  • 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

  • donor — [ dəʊnə, nɔ:] noun 1》 a person who donates something. 2》 Chemistry an atom or molecule that provides a pair of electrons in forming a coordinate bond. 3》 Physics an impurity atom in a semiconductor which contributes conducting electrons to the… …   English new terms 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

  • donor — /ˈdoʊnə / (say dohnuh) noun 1. someone who gives or donates. 2. Medicine a. a person or animal furnishing blood for transfusion. b. a person from whose body an organ, bone marrow, body part, etc., is transplanted to a recipient. 3. Law someone… …  

  • Extended metal atom chains — (EMACs) are molecules that consist of a linear string of directly bonded metal atoms, surrounded by organic ligands. These compounds represent the smallest molecular wires. Although such species have no applications, they are of researched for… …   Wikipedia

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