Positron scattering by atoms

被引:0
|
作者
Walters, HRJ [1 ]
Kernoghan, AA
McAlinden, M
Campbell, CP
机构
[1] Queens Univ Belfast, Dept Appl Math & Theoret Phys, Belfast BT7 1NN, Antrim, North Ireland
[2] Staffordshire Univ, Sch Comp, Beaconside ST18 0DG, Staffs, England
来源
PRAMANA-JOURNAL OF PHYSICS | 1998年 / 50卷 / 06期
关键词
positron; scattering; atom;
D O I
10.1007/BF02846048
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We describe the present status of coupled-state calculations for positron scattering by 'one-electron' atoms. We show how pseudostates are used to represent the continuum channels. Illustrative results from position scattering by atomic hydrogen and the alkali metals are presented.
引用
收藏
页码:573 / 589
页数:17
相关论文
共 50 条
  • [41] Positron and electron scattering on atoms and molecules–modified effective range theory revisited
    K. Fedus
    Z. Idziaszek
    G. P. Karwasz
    The European Physical Journal Special Topics, 2013, 222 : 2335 - 2344
  • [42] Dynamics of Positron Scattering from Lithium, Sodium and Potassium Atoms in Quantum Plasmas
    Nirvik Masanta
    Arijit Ghoshal
    Few-Body Systems, 2021, 62
  • [43] EVIDENCE FOR CHANNEL-COUPLING EFFECTS IN POSITRON SCATTERING BY SODIUM AND POTASSIUM ATOMS
    KAUPPILA, WE
    KWAN, CK
    STEIN, TS
    ZHOU, S
    JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1994, 27 (16) : L551 - L555
  • [44] POSITRON AND ELECTRON-SCATTERING FROM ATOMS AND MOLECULES AT LOW INTERMEDIATE ENERGIES
    STEIN, TS
    BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1978, 23 (04): : 570 - 570
  • [45] The Hidden Ramsauer-Townsend Effect in Positron Scattering by Rare Gas Atoms
    Felipe Arretche
    Marcos V. Barp
    Wagner Tenfen
    Eliton P. Seidel
    Brazilian Journal of Physics, 2020, 50 : 844 - 856
  • [46] Calculations of positron scattering, binding and annihilation for atoms and nonpolar molecules with a Gaussian basis
    Swann, A. R.
    Gribakin, G. F.
    31ST INTERNATIONAL CONFERENCE ON PHOTONIC, ELECTRONIC AND ATOMIC COLLISIONS (ICPEAC XXXI), 2020, 1412
  • [47] Positron collisions with atoms
    Walters, HRJ
    Kernoghan, AA
    McAlinden, MT
    Campbell, CP
    PHOTON AND ELECTRON COLLISIONS WITH ATOMS AND MOLECULES, 1997, : 313 - 345
  • [48] Relativistic elastic scattering of hydrogen atoms by positron impact with anomalous magnetic moment effects
    E. Hrour
    M. El Idrissi
    S. Taj
    B. Manaut
    Indian Journal of Physics, 2015, 89 : 783 - 788
  • [49] DIFFERENTIAL CROSS-SECTIONS FOR ELASTIC AND INELASTIC POSITRON SCATTERING FROM ALKALI ATOMS
    BARTSCHAT, K
    DEVRIES, KM
    MCEACHRAN, RP
    STAUFFER, AD
    HYPERFINE INTERACTIONS, 1994, 89 (1-4): : 57 - 69
  • [50] Dynamics of positron scattering from lithium, sodium and potassium atoms in hot and dense plasmas
    Masanta, Nirvik
    Ghoshal, Arijit
    CHINESE JOURNAL OF PHYSICS, 2021, 71 : 273 - 285