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- Substituintes doadores de electrões como os grupos alquílicos aumentam a basicidade dos ligandos, enquanto que substituintes aceitadores de electrões como os grupos aromáticos... SÍNTESE E CARACTERIZAÇÃO DO BIS(DIFEN - by Jose Pereira
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- O fluxo de electrões através da cadeia de transporte electrónico, desde doadores electrónicos como o NADH a aceitadores de electrões como o oxigénio, é um processo ... - Wikipedia by Jose Pereira
- Durante a fosforilação oxidativa, existe transferência de electrões de doadores electrónicos (moléculas redutoras) a aceitadores electrónicos (moléculas oxidantes), tais como o dioxigénio, numa reacção de oxidação-redução. - Yahoo.respostas Brazil by Jose Pereira
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- Pridaním malého množstva prímesí do polovodičov sa výrazne menia ich vlastnosti. Pridaním prvku ktorý má viac valenčných elektrónov než pôvodný polovodič - donor - sa zvyšuje pravdepodobnosť, že sa akoby „nadbytočný“ elektrón odtrhne. Podobne pri prímesi s menším počtom valenčných elektrónov - akceptor - sa ľahko vytvorí diera.
Donormi vytvárame polovodič typu N a akceptormi typu P.
Wikipedia - by Michal Zugec
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- Prímesové atómy, ktoré z polovodičovej látky tvoria polovodič typu N, nazývajú sa donory (od slova donor - dárca). Donory teda poskytujú kryštálu voľné elektróny. - Referat by Michal Zugec
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- Electron donor — (by analogy) in chemistry and semiconductor physics an atom, molecule or iont with a "spare electron", which it provides (donates) to another atom, molecule or iont to form a molecule or gives certain electrical properties to the mixture. Wikipedia - by Ivan Šimerka
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- donor elektronů - chemická entita (atom, molekula nebo iont) dodávající elektrony
- Wikipedia by Ivan Šimerka
- Polovodič typu N
Přidáme-li do čistého čtyřmocného křemíku pětimocný prvek (fosfor, arsen nebo antimon) vznikne nám polovodič typu N. Prvku příměsi, který má o jeden elektron více, říkáme donor (dárce – daruje elektron). - Wikipedia by Ivan Šimerka
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- Un donor (donori, pl.) este o impuritate cu mai multi electroni de valenta decat atomii semiconductorului in care se afla. Un acceptor (acceptori, pl.) este o impuritate care poate primi electroni pentru ca are mai putini electroni de valenta decat semiconductorul in care se afla. Own research - by liviuzarbo
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- Prin plecarea golurilor in regiunea n si a electronilor in regiunea p, vor aparea in cele doua regiuni doua sarcini electrice spatiale, de sens opus (constituite din acceptori si donori ionizati). - Wikipedia by liviuzarbo
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