COHERENT AND INCOHERENT XUV EMISSION IN HELIUM AND NEON, LASER-DRIVEN PLASMAS

被引:8
作者
CRANE, JK [1 ]
PERRY, MD [1 ]
STRICKLAND, D [1 ]
HERMAN, S [1 ]
FALCONE, RW [1 ]
机构
[1] UNIV CALIF BERKELEY,DEPT PHYS,BERKELEY,CA 94720
关键词
D O I
10.1109/27.221105
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
We present results of measurements of high-order harmonic generation and XUV spontaneous emission in helium and neon plasmas excited by a short pulse laser at intensities between 10(14) and 5 x 10(17)W/cm2. We compare the observed behavior of the harmonics with recent single atom calculations in helium. We observe a wavelength dependence to the efficiency of harmonic generation that has not been previously reported. We observe line emission from excited state transitions in Ne7+ for the first time in a short pulse laser-driven plasma. In particular, we see strong emission and a rapid recombination rate for the 9.8 nm (3d-2p) transition that is a possible candidate for a recombination-pumped X-ray laser.
引用
收藏
页码:82 / 89
页数:8
相关论文
共 21 条
  • [1] X-RAY LASING BY OPTICAL-FIELD-INDUCED IONIZATION
    AMENDT, P
    EDER, DC
    WILKS, SC
    [J]. PHYSICAL REVIEW LETTERS, 1991, 66 (20) : 2589 - 2592
  • [2] AMMOSOV MV, 1986, ZH EKSP TEOR FIZ, V64, P1191
  • [3] LASER IONIZATION OF NOBLE-GASES BY COULOMB-BARRIER SUPPRESSION
    AUGST, S
    MEYERHOFER, DD
    STRICKLAND, D
    CHIN, SL
    [J]. JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 1991, 8 (04) : 858 - 867
  • [4] POPULATION-INVERSION IN THE RECOMBINATION OF OPTICALLY-IONIZED PLASMAS
    BURNETT, NH
    ENRIGHT, GD
    [J]. IEEE JOURNAL OF QUANTUM ELECTRONICS, 1990, 26 (10) : 1797 - 1808
  • [5] COLD-PLASMA PRODUCTION FOR RECOMBINATION EXTREME-ULTRAVIOLET LASERS BY OPTICAL-FIELD-INDUCED IONIZATION
    BURNETT, NH
    CORKUM, PB
    [J]. JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 1989, 6 (06) : 1195 - 1199
  • [6] CAMPBELL EM, 1990, FEMTOSECOND NANOSECO
  • [7] CRNAE JK, 1992, OPT LETT, V17, P1256
  • [8] ELTON RC, 1990, XRAY LASERS, pCH4
  • [9] HIGH-ORDER HARMONIC-GENERATION FROM ATOMS AND IONS IN THE HIGH-INTENSITY REGIME
    KRAUSE, JL
    SCHAFER, KJ
    KULANDER, KC
    [J]. PHYSICAL REVIEW LETTERS, 1992, 68 (24) : 3535 - 3538
  • [10] EXPERIMENTS AND SIMULATIONS OF TUNNEL-IONIZED PLASMAS
    LEEMANS, WP
    CLAYTON, CE
    MORI, WB
    MARSH, KA
    KAW, PK
    DYSON, A
    JOSHI, C
    WALLACE, JM
    [J]. PHYSICAL REVIEW A, 1992, 46 (02): : 1091 - 1105