Abstract
Electronic transition moment functions for the dipole allowed transitions among the X 2 Σ g + , A 2 Π u , and B 2 Σ u + states of C 2 - have been calculated from highly correlated MCSCF-SCEP wave functions. Vibrational band transition probabilities for all bound-bound transitions have been evaluated, and radiative lifetimes of bound vibrational levels are obtained. For the B 2 Σ u + , υ′=0 state, the calculated lifetime of 76.5 ns is in excellent agreement with recent experimental values. Strong emission from the A 2 Π u state in the infrared spectral region is predicted. © 1984 American Institute of Physics.
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