DOUBLE ELECTRON-CAPTURE IN A LANDAU-ZENER MODEL - A REACTION WINDOW

被引:24
作者
ALMEIDA, DP [1 ]
LANGFORD, ML [1 ]
机构
[1] UNIV COLL SWANSEA,MASS SPECTROMETRY RES UNIT,SWANSEA SA2 8PP,W GLAM,WALES
来源
INTERNATIONAL JOURNAL OF MASS SPECTROMETRY AND ION PROCESSES | 1990年 / 96卷 / 03期
关键词
D O I
10.1016/0168-1176(90)85133-M
中图分类号
O64 [物理化学(理论化学)、化学物理学]; O56 [分子物理学、原子物理学];
学科分类号
070203 ; 070304 ; 081704 ; 1406 ;
摘要
A theoretical interpretation of double charge transfer from atoms to singly and multiply charged projectile ions is developed in terms of the Landau-Zener model and an independent electron capture approximation. The cross-sections for charge inversion and selective electron capture are determined and they are compared with previous experimental data for several systems. © 1990.
引用
收藏
页码:331 / 339
页数:9
相关论文
共 27 条
  • [1] COLLISIONAL FORMATION AND DESTRUCTION OF FAST NEGATIVE HYDROGEN-IONS IN HE, NE, AND AR TARGETS
    ALMEIDA, DP
    FARIA, NVD
    FREIRE, FL
    MONTENEGRO, EC
    DEPINHO, AG
    [J]. PHYSICAL REVIEW A, 1987, 36 (01) : 16 - 25
  • [2] ENERGIES OF NORMAL AND EXCITED NEGATIVE IONS
    BATES, DR
    MOISEIWITSCH, BL
    [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON SECTION A, 1955, 68 (06): : 540 - 542
  • [3] CHARGE-TRANSFER OF MULTIPLY CHARGED IONS WITH HYDROGEN AND HELIUM - LANDAU-ZENER CALCULATIONS
    BUTLER, SE
    DALGARNO, A
    [J]. ASTROPHYSICAL JOURNAL, 1980, 241 (02) : 838 - 843
  • [4] STATE-SELECTIVE SINGLE-ELECTRON AND DOUBLE-ELECTRON CAPTURE PROCESSES IN SLOW C-4+ + HE, NE, AR AND XE COLLISIONS
    CEDERQUIST, H
    ANDERSEN, LH
    BARANY, A
    HVELPLUND, P
    KNUDSEN, H
    NIELSEN, EH
    PEDERSEN, JOK
    SORENSEN, J
    [J]. JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1985, 18 (19) : 3951 - 3969
  • [5] Chandrasekhar S, 1944, ASTROPHYS J, V100, P176, DOI 10.1086/144654
  • [6] SINGLE AND DOUBLE CHARGE-TRANSFER IN C-4+-HE COLLISIONS
    CRANDALL, DH
    OLSON, RE
    SHIPSEY, EJ
    BROWNE, JC
    [J]. PHYSICAL REVIEW LETTERS, 1976, 36 (15) : 858 - 860
  • [7] ELECTRON-TRANSFER BETWEEN HE-LIKE IONS AND HE
    CRANDALL, DH
    [J]. PHYSICAL REVIEW A, 1977, 16 (03): : 958 - 963
  • [8] ERYING H, 1964, QUANTUM CHEM, P162
  • [9] FOGEL IM, 1958, ZH EKSP TEOR FIZ+, V35, P565
  • [10] FOGEL IM, 1959, ZH EKSP TEOR FIZ+, V35, P390