英语词汇“bound-free absorption”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	bound-free absorption
释义	bound-free absorption bound-free absorption A process of absorption that occurs when an electron bound to an atom or ion is given sufficient energy by an absorbed photon of radiation to free itself from the atom. If however the photon energy can only excite the electron to a higher energy level so that it remains bound to the atom, bound-bound absorption takes place. See also opacity.
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