Double excitation of helium produced by fast ion impact

被引:0
|
作者
Pibida, LS
Wehlitz, R
Minniti, R
Sellin, IA
机构
关键词
D O I
暂无
中图分类号
TL [原子能技术]; O571 [原子核物理学];
学科分类号
0827 ; 082701 ;
摘要
We have measured the electron emission yield for autoinization from the doubly excited states 2p(2)(D-1) and 2s2p(P-1) of helium produced by Cq+ (q=4,5,6) ions at a reduced energy of 1.67 MeV/u. The observation angles were between 47.7 degrees and 132.3 degrees with respect to the ion beam direction. The angle and charge state dependence for these two states are discussed.
引用
收藏
页码:225 / 228
页数:4
相关论文
共 50 条
  • [31] Helium excitation by protons and highly-charged-ion impact
    Rodriguez, V.D.
    Ramirez, C.A.
    Rivarola, R.D.
    Miraglia, J.E.
    Physical Review A. Atomic, Molecular, and Optical Physics, 1997, 55 (06):
  • [32] EXCITATION OF HELIUM BY FAST PROTONS
    BELL, KL
    KENNEDY, DJ
    KINGSTON, AE
    JOURNAL OF PHYSICS PART B ATOMIC AND MOLECULAR PHYSICS, 1968, 1 (02): : 218 - &
  • [33] Helium excitation by protons and highly-charged-ion impact
    Rodriguez, VD
    Ramirez, CA
    Rivarola, RD
    Miraglia, JE
    PHYSICAL REVIEW A, 1997, 55 (06) : 4201 - 4208
  • [34] EXCITATION OF HELIUM TO EXCITED ION STATES BY ELECTRON AND PROTON IMPACT
    MOUSSA, HRM
    DEHEER, FJ
    PHYSICA, 1967, 36 (04): : 646 - &
  • [35] DOUBLE-EXCITATION OF HELIUM BY ION IMPACT .2. EXPERIMENT AND THEORY FOR 2-3-MEV PROTON IMPACT
    BORDENAVEMONTESQUIEU, A
    MORETTOCAPELLE, P
    GLEIZES, A
    ANDRIAMONJE, S
    MARTIN, F
    SALIN, A
    JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1995, 28 (04) : 653 - 670
  • [36] Single and double ionization of helium by the impact of fast charged particles
    Jones, S
    Madison, DH
    Macek, JH
    NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 2005, 241 (1-4): : 73 - 77
  • [37] SINGLE AND DOUBLE IONIZATION OF HELIUM BY FAST ANTIPROTON AND PROTON IMPACT
    ANDERSEN, LH
    HVELPLUND, P
    KNUDSEN, H
    MOLLER, SP
    ELSENER, K
    RENSFELT, KG
    UGGERHOJ, E
    PHYSICAL REVIEW LETTERS, 1986, 57 (17) : 2147 - 2150
  • [38] EXCITATION AND IONIZATION IN FAST-ELECTRON AND ION COLLISIONS WITH HELIUM GAS TARGETS
    BRUCH, R
    RAUSCHER, EA
    FULLING, S
    BEIGMAN, IL
    MCGUIRE, J
    NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 1993, 79 (1-4): : 120 - 123
  • [39] DOUBLE EXCITATION OF HELIUM BY 3 MEV PROTON IMPACT - EXPERIMENT AND THEORY
    BORDENAVEMONTESQUIEU, A
    GLEIZES, A
    MORETTOCAPELLE, P
    ANDRIAMONJE, S
    BENOITCATTIN, P
    MARTIN, F
    SALIN, A
    JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1992, 25 (15) : L367 - L372
  • [40] Calculated cross sections for the double excitation of helium by charged particle impact
    Babes-Bolyai Univ, Cluj, Romania
    J Phys B At Mol Opt Phys, 18 (L745-L755):