作者: P. Wachter
DOI: 10.1016/S0168-1273(79)02010-9
关键词:
摘要: … The position in energy of the initial 4f 7 state cannot be determined with optical means to within the width of the 4f 6 final state (Wachter, 1971a) and we show it arbitrarily in the middle of …