The mass spectra of cluster ions (NH3)nH2=with n<4 were measured for the first time using a MPI mass spectrometer. The structures of the cluster ions NH5+ and (NH3)2H2+ were calculated using GAUSSIAN-94 package, an...The mass spectra of cluster ions (NH3)nH2=with n<4 were measured for the first time using a MPI mass spectrometer. The structures of the cluster ions NH5+ and (NH3)2H2+ were calculated using GAUSSIAN-94 package, and stable structures for both of them were found.展开更多
文摘The mass spectra of cluster ions (NH3)nH2=with n<4 were measured for the first time using a MPI mass spectrometer. The structures of the cluster ions NH5+ and (NH3)2H2+ were calculated using GAUSSIAN-94 package, and stable structures for both of them were found.