Project supported by the National Natural Science Foundation of China(Grant Nos.11274097 and 61275132);the Natural Science Foundation of Henan Province,China(Grant No.2008A140008)
The high level quantum chemistry ab inito multi-reference configuration interaction (MRCI) method with large V5Z basis set is used to calculate the spectroscopic properties of the 15 A-S electronic states (X1∑+, ...