Theoretical study of above-threshold dissociation on diatomic molecules by using nonresonant intense laser pulses

被引:12
作者
Sugimori, Kimikazu [1 ]
Ito, Tomoya
Takata, Yusuke
Ichitani, Kazuhiro
Nagao, Hiderni
Nishikawa, Kiyoshi
机构
[1] Kinjo Univ, Haku San 9248511, Japan
[2] Kanazawa Univ, Grad Sch Nat Sci & Technol, Div Math & Phys Sci, Kanazawa, Ishikawa 9201192, Japan
关键词
D O I
10.1021/jp074071x
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
The above-threshold dissociation of the ground state of a OH molecule under intense nonresonant laser pulses has been studied using the time-dependent Schrodinger equation with discrete variable representation. The applied field is assumed as a two-color mixed nonresonant laser pulses which has the nonresonant frequency omega and the overtone 2 omega. After modulating the relative phase factor between the omega and 2 omega pulse, we extracted a three-photon absorption peak or a five-photon absorption peak in the ATD spectrum.
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页码:9417 / 9423
页数:7
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