Absorption of subpicosecond uv laser pulses during interaction with solid targets

被引:21
作者
Borghesi, M [1 ]
Mackinnon, AJ
Gaillard, R
Willi, O
Riley, D
机构
[1] Queens Univ Belfast, Dept Pure & Appl Phys, Belfast BT7 1NN, Antrim, North Ireland
[2] Univ London Imperial Coll Sci Technol & Med, Blackett Lab, London SW7 2BZ, England
来源
PHYSICAL REVIEW E | 1999年 / 60卷 / 06期
关键词
D O I
10.1103/PhysRevE.60.7374
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
The absorption of subpicosecond uv laser pulses has been measured at intensities above 10(17) W/cm(2). High levels of absorption were observed, up to 55% for s polarization and 65% for p polarization. The behavior with angle of incidence and polarization can be interpreted as due to a combination of resonance and collisional absorption, taking place in a plasma with a scale length of the order of a fraction of the laser wavelength. [S1063-651X(99)06011-0].
引用
收藏
页码:7374 / 7381
页数:8
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