By analysing time of flight mass spectra (TOF MS) of Rb +,the feature of Rb + mass spectra was studied and the possible multiphotoionization (MPI) process was discussed.

• 同时 ,把光解后生成的中性铷原子用另一束激光进行共振激发和电离 ,对产生的 Rb+ 用飞行时间质谱 (TOF MS)进行了分析 ,并对光离解及光电离过程中可能存在的多光子电离 (MPI)过程进行了讨论