POSITRON TRAPPING BY THE NEGATIVELY CHARGED F-AGGREGATE COLOR-CENTERS AND THE BINDING-ENERGY OF THE F'E+, M'E+ AND R'E+ CENTERS IN ALKALI-HALIDE CRYSTALS

被引:9
作者
BEREZIN, AA
机构
[1] Department of Physics, University of Alberta, Edmonton
来源
JOURNAL OF PHYSICS C-SOLID STATE PHYSICS | 1979年 / 12卷 / 10期
关键词
D O I
10.1088/0022-3719/12/10/001
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The binding energies of the Me+' and Re+' centres (i.e. systems comprising a positron trapped by negatively charged M' or R' colour centres) are calculated using the model of two non-interacting particles localised in the field of two or three delta potentials. The results presented for NaF, NaCl, KCl, and KBr and KI crystals show an increase in the binding energy in the sequence Fe+', Me+' and Re+' centres.
引用
收藏
页码:L363 / L366
页数:4
相关论文
共 16 条
  • [1] Arefev K. P., 1975, Optics and Spectroscopy, V39, P572
  • [2] JUSTIFICATION OF ABSENCE OF A POSITRON-HYDROGEN-ATOM BOUND-STATE
    ARMOUR, EAG
    [J]. JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1978, 11 (16) : 2803 - 2811
  • [3] NONEXISTENCE OF A POSITRON-HYDROGEN-ATOM BOUND STATE
    ARONSON, I
    KLEINMAN, CJ
    SPRUCH, L
    [J]. PHYSICAL REVIEW A-GENERAL PHYSICS, 1971, 4 (03): : 841 - &
  • [4] Berezin A. A., 1976, Soviet Physics - Solid State, V18, P493
  • [5] Berezin A. A., 1976, Soviet Physics - Solid State, V18, P492
  • [6] BEREZIN AA, 1970, FIZ TVERD TELA+, V11, P1709
  • [7] BEREZIN AA, 1975, SOV PHYS J, V18, P1189
  • [8] BEREZIN AA, 1977, SOV PHYS J, V20, P1095
  • [9] BISI A, 1973, PHYS STAT SOLIDI B, V69, P515
  • [10] POSITRON-ANNIHILATION IN CO-60 IRRADIATED ALKALI-HALIDES
    DANNEFAER, S
    KERR, DP
    DEAN, GW
    HOGG, BG
    [J]. CANADIAN JOURNAL OF PHYSICS, 1978, 56 (12) : 1527 - 1530