作者: Arnold S. Marfunin
DOI: 10.1007/978-3-642-67112-8_1
关键词: Emission spectrum 、 Excited state 、 Spectroscopy 、 Atomic physics 、 Mössbauer spectroscopy 、 Physics 、 Atom 、 Nuclear quadrupole resonance 、 Hyperfine structure 、 Gamma ray
摘要: A nucleus, like an atom, has discreet (quantized) ground and excited levels, the transition from upper to lower level being accompanied by gamma-ray emission. Nuclear gamma emission line spectrum is similar in this respect atomic optical occurring as a result of electronic level.