OBSERVATION OF STIMULATED BRILLOUIN BACKSCATTER SATURATION IN AN UNDERDENSE PLASMA FOR LONG CO2-LASER PULSES

被引:10
作者
PIETRZYK, ZA
CARLSTROM, TN
机构
[1] University of Washington, Seattle
关键词
D O I
10.1063/1.91252
中图分类号
O59 [应用物理学];
学科分类号
摘要
Experimental evidence of low saturation levels of stimulated Brillouin backscatter from a magnetically confined, underdense, CO2 laser heated plasma is reported. Simple arguments are given to suggest an explanation for the saturation levels observed. A comparison with other experiments suggests that the focusing system of the incident laser beam may influence the saturation level of the backscattered radiation.
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收藏
页码:681 / 683
页数:3
相关论文
共 19 条
[1]   BACKSCATTER AND BEAM REFRACTION IN UNDERDENSE GAS-BREAKDOWN WITH NANOSECOND CO2-LASER [J].
BURNETT, NH ;
BALDIS, HA ;
ENRIGHT, GD ;
RICHARDSON, MC ;
CORKUM, PB .
JOURNAL OF APPLIED PHYSICS, 1977, 48 (09) :3727-3732
[2]  
DAWSON JM, 1973, DYNAMICS IONIZED GAS
[3]   THEORY OF STIMULATED SCATTERING PROCESSES IN LASER-IRRADIATED PLASMAS [J].
FORSLUND, DW ;
KINDEL, JM ;
LINDMAN, EL .
PHYSICS OF FLUIDS, 1975, 18 (08) :1002-1016
[4]  
HERBST MJ, 1979, 9TH ANN C AN ABS EL
[5]   ANOMALOUS HIGH-FREQUENCY RESISTIVITY OF A PLASMA [J].
KRUER, WL ;
DAWSON, JM .
PHYSICS OF FLUIDS, 1972, 15 (03) :446-&
[6]   LIMITATION OF BRILLOUIN-SCATTERING IN PLASMAS [J].
KRUER, WL ;
VALEO, EJ ;
ESTABROOK, KG .
PHYSICAL REVIEW LETTERS, 1975, 35 (16) :1076-1079
[7]  
KRUER WL, 1979, 9TH ANN C AN ABS EL
[8]   OBSERVATION OF STIMULATED BRILLOUIN BACKSCATTERING FROM AN UNDERDENSE PLASMA [J].
MASSEY, R ;
BERGGREN, K ;
PIETRZYK, ZA .
PHYSICAL REVIEW LETTERS, 1976, 36 (16) :963-965
[9]   OBSERVATIONS OF STIMULATED BRILLOUIN BACKSCATTERING FROM A MAGNETICALLY CONFINED PLASMA [J].
MASSEY, RS ;
PIETRZYK, ZA ;
SCUDDER, DW .
PHYSICS OF FLUIDS, 1978, 21 (03) :396-403
[10]  
MEYER J, 1979, 9TH ANN C AN ABS EL