单词 | radiationless transition |
释义 | radiationless transition [´rād·ē`ā·shǝn·lǝs tran`zish·ǝn] PHYSICS A transition of a system between two energy states in which energy is given to or taken up from another system or particle, rather than being emitted or absorbed in electromagnetic radiation; examples include internal conversion, the Auger effect, and excitation or deexcitation of atoms or molecules in collisions with other atoms or molecules. |
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