| 单词 | quantum level |
| 释义 | > as lemmasquantum level quantum level n. an energy level in a quantized system. ΘΚΠ the world > matter > physics > quantum theory > electron shell > [noun] > energy level in quantized system quantum level1924 1924 Proc. Royal Soc. A. 105 186 There is good evidence for the existence of quantum levels in the radium B nucleus. 1960 B. Chalmers & A. G. Quarrell Physical Exam. Metals (ed. 2) xvi. 751 Above the true quantum levels there are further, ‘empty’ levels, representing states in which nuclei may exist momentarily before disintegrating. 1990 New Scientist 28 July 53/1 The zero-point energy perturbs slightly the spectra of lines from transitions between quantum levels in atoms. < as lemmas |
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