Vibration and two-photon absorption

被引:77
作者
Bishop, DM [1 ]
Luis, JM
Kirtman, B
机构
[1] Univ Ottawa, Dept Chem, Ottawa, ON K1N 6N5, Canada
[2] Univ Calif Santa Barbara, Dept Chem & Biochem, Santa Barbara, CA 93106 USA
[3] Univ Girona, Dept Chem, Girona 17071, Catalonia, Spain
[4] Univ Girona, Inst Computat Chem, Girona 17071, Catalonia, Spain
关键词
D O I
10.1063/1.1477179
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A treatment of nuclear vibrational motions in two-photon absorption is laid out in detail. Perturbation theory is used to develop working formulas for diatomic molecules and tested for the X (1)Sigma(+)-A (1)Pi transition of carbon monoxide. The results are compared with the exact numerical values. Certain vibrational contributions, not previously recognized, are found to make an important contribution to the two-photon absorption probability. (C) 2002 American Institute of Physics.
引用
收藏
页码:9729 / 9739
页数:11
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