英语词汇“ultraviolet photoemission spectroscopy”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	ultraviolet photoemission spectroscopy
释义	ultraviolet photoemission spectroscopy ultraviolet photoemission spectroscopy n. A spectroscopic technique that determines the band structure and binding energy of electrons in small groups of molecules by exciting the molecules' electrons with ultraviolet radiation and measuring and analyzing the emitted radiation. ultraviolet photoemission spectroscopy ultraviolet photoemission spectroscopy [¦əl·trə′vī·lət ¦fōd·ō·i′mish·ən spek′träs·kə·pē] (spectroscopy) A spectroscopic technique in which photons in the energy range 10-200 electronvolts bombard a surface and the energy spectrum of the emitted electrons gives information about the states of electrons in atoms and chemical bonding. Abbreviated UPS.
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