单词 | exotic atom |
释义 | exotic atom 1 An atom in which an electron has been replaced by another negatively charged particle, such as a muon (see lepton) or meson. In this case the negative particle eventually collides with the nucleus with the emission of X-ray photons. 2 A system in which the nucleus of an atom has been replaced by a positively charged meson. Such exotic atoms have to be created artifically and are unstable. |
随便看 |
|
物理辞典收录了3346条物理词条,基本涵盖了常用物理知识及物理英语单词词组的翻译及用法,是物理学习的有利工具。