DENSITY-MEASUREMENTS OF A HIGH-DENSITY PULSED GAS-JET FOR LASER-PLASMA INTERACTION STUDIES

被引:29
作者
LI, YM
FEDOSEJEVS, R
机构
[1] Dept. of Electr. Eng., Alberta Univ., Edmonton, Alta.
关键词
D O I
10.1088/0957-0233/5/10/002
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The density profile of a pulsed high-density gas jet developed for laser-plasma interaction experiments has been measured. The measurements were carried out using interferometry and Abet inversion of the resultant fringe shifts to obtain gas densities. The jet produces high densities of up to 6 x 10(20) cm(-3) for nitrogen and helium gases at 200 mu m outside the nozzle tip. The dense region is mainly confined to a column of 1 mm diameter above the nozzle accessible to laser-plasma interaction studies. The interferometric technique employed here can be used as an on-line diagnostic for monitoring the gas density in such studies.
引用
收藏
页码:1197 / 1201
页数:5
相关论文
共 11 条
[1]   CHARACTERISTICS OF A PIEZOELECTRIC PULSED NOZZLE BEAM [J].
ANDRESEN, P ;
FAUBEL, M ;
HAEUSLER, D ;
KRAFT, G ;
LUELF, HW ;
SKOFRONICK, JG .
REVIEW OF SCIENTIFIC INSTRUMENTS, 1985, 56 (11) :2038-2042
[2]   MODIFIED PULSED VALVE FOR SUPERSONIC JET APPLICATIONS [J].
AUERBACH, A ;
MCDIARMID, R .
REVIEW OF SCIENTIFIC INSTRUMENTS, 1980, 51 (09) :1273-1275
[4]   POPULATION-INVERSION IN THE RECOMBINATION OF OPTICALLY-IONIZED PLASMAS [J].
BURNETT, NH ;
ENRIGHT, GD .
IEEE JOURNAL OF QUANTUM ELECTRONICS, 1990, 26 (10) :1797-1808
[5]   COLD-PLASMA PRODUCTION FOR RECOMBINATION EXTREME-ULTRAVIOLET LASERS BY OPTICAL-FIELD-INDUCED IONIZATION [J].
BURNETT, NH ;
CORKUM, PB .
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 1989, 6 (06) :1195-1199
[6]   HIGH REPETITION RATE PULSED NOZZLE BEAM SOURCE [J].
CROSS, JB ;
VALENTINI, JJ .
REVIEW OF SCIENTIFIC INSTRUMENTS, 1982, 53 (01) :38-42
[7]   NUCLEATION AND GROWTH OF CLUSTERS IN EXPANDING NOZZLE FLOWS [J].
HAGENA, OF .
SURFACE SCIENCE, 1981, 106 (1-3) :101-116
[8]   OPTICAL DETERMINATION OF THE CHARACTERISTICS OF A PULSED-GAS JET [J].
LOMPRE, LA ;
FERRAY, M ;
LHUILLIER, A ;
LI, XF ;
MAINFRAY, G .
JOURNAL OF APPLIED PHYSICS, 1988, 63 (05) :1791-1793
[9]   GAS-JET TARGETS FOR LASER PLASMA INTERACTION STUDIES [J].
MUSINSKI, DL ;
PATTINSON, TR ;
STEINMAN, DA ;
JACOBS, RB .
PLASMA PHYSICS AND CONTROLLED FUSION, 1982, 24 (07) :731-742
[10]  
OFFENBERGER AA, 1993, P SOC PHOTO-OPT INS, V1860, P90, DOI 10.1117/12.147564