Decoding the state distribution in a nonadiabatic rotational excitation by a nonresonant intense laser field

被引:36
作者
Hasegawa, Hirokazu
Ohshima, Yasuhiro [1 ]
机构
[1] Natl Inst Nat Sci, Inst Mol Sci, Okazaki, Aichi 4448585, Japan
[2] Grad Univ Adv Studies, SOKENDAI, Okazaki, Aichi 4448585, Japan
来源
PHYSICAL REVIEW A | 2006年 / 74卷 / 06期
关键词
D O I
10.1103/PhysRevA.74.061401
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We investigated the quantum-state distribution in nonadiabatic rotational excitation induced by a nonresonant intense laser field. NO molecules, initially prepared in the lowest J=0.5 state, were rotationally excited to states with up to J=8.5 at a laser intensity of 2.5x10(13) W/cm(2). The characteristics in the observed state distribution were quantitatively reproduced by a quantum dynamical calculation, and excitation pathways typical to molecules in a doubly degenerate state were identified.
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页数:4
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