EFFECT OF WEAK PREPULSES ON COLLISIONAL X-RAY LASER PLASMAS

被引:11
作者
NANTEL, M
KLISNICK, A
JAMELOT, G
HOLDEN, PB
JAEGLE, P
ZEITOUN, P
TALLENTS, G
MACPHEE, AG
LEWIS, CLS
机构
[1] UNIV PARIS 11,SPECT ATOM & IION LAB,F-91405 ORSAY,FRANCE
[2] UNIV ESSEX,DEPT PHYS,COLCHESTER CO4 35Q,ESSEX,ENGLAND
[3] QUEENS UNIV BELFAST,DEPT PURE & APPL PHYS,BELFAST BT7 1NN,ANTRIM,NORTH IRELAND
关键词
D O I
10.1364/OL.20.002333
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Through the use of time-integrated space-resolved keV spectroscopy, we characterize line plasmas showing gain in Ne-like Zn with prepulsed irradiation to explain the enhanced performances of x-ray lasers using the prepulse technique. It is observed that the value of the electron temperature does not vary significantly with prepulse level, nor does its spatially resolved profile along the line. The lateral width and density of the Ne-like region in the plasma are seen to increase with the prepulse level. (C) 1995 Optical Society of America
引用
收藏
页码:2333 / 2335
页数:3
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