PLASMA CONDITIONS GENERATED BY INTERACTION OF A HIGH BRIGHTNESS, PREPULSE FREE, RAMAN AMPLIFIED KRF LASER-PULSE WITH SOLID TARGETS

被引:36
作者
RILEY, D
GIZZI, LA
KHATTAK, FY
MACKINNON, AJ
VIANA, SM
WILLI, O
机构
[1] Blackett Laboratory, Imperial College of Science, Technology Medicine, London SW7 2BZ, Prince Consort Road
关键词
D O I
10.1103/PhysRevLett.69.3739
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A high brightness, Raman amplified KrF laser has been used to irradiate solid targets with 12 ps laser pulses at intensities above 10(15) W/cm2 without the presence of a preformed plasma caused by low level amplified spontaneous emission prepulse. Time-resolved x-ray spectroscopy of the K-shell emission from aluminum was used to infer electron densities in excess of 10(23) cm-3 at temperatures of several hundred electronvolts.
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收藏
页码:3739 / 3742
页数:4
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