Ionization and fragmentation of C-60 via multiphoton-multiplasmon excitation

被引:107
作者
Hunsche, S [1 ]
Starczewski, T [1 ]
lHuillier, A [1 ]
Persson, A [1 ]
Wahlstrom, CG [1 ]
vandenHeuvell, BVL [1 ]
Svanberg, S [1 ]
机构
[1] LUND INST TECHNOL,DEPT PHYS,S-22100 LUND,SWEDEN
关键词
D O I
10.1103/PhysRevLett.77.1966
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We study the intensity dependence of ionization and fragmentation of buckminsterfullerene (C-60) in strong laser fields. Our data provide strong evidence that at intensities less than or similar to 10(14) W/cm(2) these processes occur predominantly via multiphoton excitation of the 20 eV plasmon resonance of C-60 At least two plasmons have to be created to initiate fragmentation or multiple ionization.
引用
收藏
页码:1966 / 1969
页数:4
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