a dark line in the spectrum of electromagnetic radiation transmitted through a substance, due to absorption at a particular wavelength; cf. absorptio…
| 单词 | θ76550 |
| 释义 | the world > matter > physics > electromagnetic radiation > light > chromatism > [noun] > spectrum > band or line forming part of > specific line or lines (5) absorption line1861 a dark line in the spectrum of electromagnetic radiation transmitted through a substance, due to absorption at a particular wavelength; cf. absorptio… triplet1879 In various specific uses. Physics and Chemistry. A multiplet (sense 2a) composed of three lines or energy levels. Frequently attributive, esp… furnace line1911 a line in a furnace spectrum. singlet1920 Physics and Chemistry. A single line in a spectrum, not part of a multiplet; an atomic or molecular energy level or state possessing (in the case… progression1926 Physics. A series of regularly spaced lines or bands in a spectrum which arise from transitions to or from a series of energy levels with… |
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