Mass-Spectroscopic Studies on Ion-Molecule Reactions of Ar_2^+, N_3^+, and N_4^+ Cluster Ions with Simple Aliphatic Hydrocarbons at Thermal Energy
概要
Ion-molecule reactions of Ar2+, N3+, and N4+ cluster ions with CH4, C2H2, C2H4, and C2H6 have been studied by using a thermal ion-beam apparatus. Rate constants were determined and compared with those obtained from Langevin theory. Rate constants of the Ar2+ + C2H2, Ar2+ + C2H4, and N3+ + C2H6 reactions, which have not been measured, were determined to be 1.4, 8.1, and 3.6 × 10-10 cm3 s-1, respectively. These values correspond to 14%, 74%, and 28% of calculated rate constants from Langevin theory, respectively.