SOME CHARACTERISTICS OF EXTREME ULTRAVIOLET SPECTRUM EMITTED BY PLASMA PRODUCED BY LASER IMPACT ON AN ALUMINIUM TARGET

被引:19
作者
DHEZ, P
JAEGLE, P
LEACH, S
VELGHE, M
机构
[1] Laboratoire de Chimie-Physique, Faculté des Sciences de Paris
[2] Laboratoire de Photophysique Moléculaire, Groupe de Recherches du CNRS Associé, Faculté des Sciences
关键词
D O I
10.1063/1.1658029
中图分类号
O59 [应用物理学];
学科分类号
摘要
Spectral emission from plasmas produced by ruby or Nd laser impact on an Al target was studied in the 100-200-Å region using both flow proportional counter and photographic techniques. The maximum intensities of continuous and Al IV line emissions were found to occur in quite different spatial zones of the plasma. The results are compared with those for Al V and Al VI spectra. From the appearance times of the 160.073-Å Al IV line a value of 107 cm sec-1 was obtained for the expansion velocity of the plasma. © 1969 The American Institute of Physics.
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页码:2545 / &
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