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CTMC Investigation of Capture and Ionization Processes in P+H(1s) Collisions in Strong Transverse Magnetic Fields
  • ISSN号:0253-6102
  • 期刊名称:《理论物理通讯:英文版》
  • 时间:0
  • 分类:O461.1[理学—电子物理学;理学—物理] O313.4[理学—一般力学与力学基础;理学—力学]
  • 作者机构:[1]Data Center for High Energy Density Physics Research, Institute of Applied Physics and Computational Mathematics, Beijing 100088, China, [2]Macedonian Academy of Sciences and Arts, P.O. Box 428, 1000 Skopje, Macedonia
  • 相关基金:Supported by National Natural Science Foundation of China under Grant Nos.11104017,11025417,11075023,10974021,10979007; the Natoinal Basic Research Programm of China under Grant No.2013CB922200; the Science and Technology Foundation of Chinese Academy of Engeering Physics under Grant No.2014B09036
中文摘要:

The collision processes of proton with H(1s) atoms, which is embedded in strong transverse magnetic fields perpendicular to the initial velocity of the projectile, are studied with the classical trajectory Monte Carlo method in the energy range 25 keV /u–2000 keV /u and B ~ 104 T. It is found that the charge exchange cross section is decreased while the ionization cross section is increased significantly. The physics of magnetic field effects is analyzed by the time evolution of electron energy and trajectories, and it is found that these effects are induced by the diamagnetic term in the interaction, continuum electron trapping in the target regions and the Lorentz force. The velocity distributions of the ionized electrons, significantly influenced by the applied fields, are also presented.

英文摘要:

The collision processes of proton with H(1s) atoms, which is embedded in strong transverse magnetic fields perpendicular to the initial velocity of the projectile, are studied with the classical trajectory Monte Carlo method in the energy range 25 keV /u–2000 keV /u and B ~ 10^4 T. It is found that the charge exchange cross section is decreased while the ionization cross section is increased significantly. The physics of magnetic field effects is analyzed by the time evolution of electron energy and trajectories, and it is found that these effects are induced by the diamagnetic term in the interaction, continuum electron trapping in the target regions and the Lorentz force. The velocity distributions of the ionized electrons, significantly influenced by the applied fields, are also presented.

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期刊信息
  • 《理论物理通讯:英文版》
  • 中国科技核心期刊
  • 主管单位:中国科学院
  • 主办单位:中科院理论物理所 中国物理学会
  • 主编:孙昌浦
  • 地址:北京2735邮政信箱 中国科学院理论物理研究所编辑部
  • 邮编:100190
  • 邮箱:ctp@itp.ac.cn
  • 电话:010-62551495 62541813 62550630
  • 国际标准刊号:ISSN:0253-6102
  • 国内统一刊号:ISSN:11-2592/O3
  • 邮发代号:
  • 获奖情况:
  • 首届国家期刊奖,中国科学院优秀期刊特别奖,国家期刊奖百种重点期刊,中国期刊方阵“双高”期刊
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  • 被引量:342