Spectroscopy and Spectral Analysis, Volume. 42, Issue 2, 544(2022)

Optical Emission From the Al Surface Bombarded by 260~520 keV Krq+(8≤q≤17) Ion

Qiu-mei XU*
Author Affiliations
  • Institute of Modern Physics, Chinese Academy of Sciences, Lanzhou 730000, China
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    Figures & Tables(5)
    Schematic diagram of measurement apparatus for light emission from the solid surface bombarded by highly charged ion
    Optical emission from the interaction of 0.49 vBohr Kr13+ ions with Al surface
    The intensity ratios of Y(309.0)/Y(395.9), Y(358.3)/Y(395.9) and Y(451.6)/Y(395.9) vs. kinetic energy (a) and the ratios of Y(309.0)/Y(395.9) vs. potential energy (b) measured in the interaction of Krq+ ions with Al surface
    • Table 1. Atomic excitation energy and electron transition[10]

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      Table 1. Atomic excitation energy and electron transition[10]

      粒子谱线/nm激发能/eV电子跃迁
      Al Ⅰ309.04.023s23p-3s23d
      Al Ⅰ395.93.133s23p-3s24s
      Al Ⅱ358.315.303s3d-3s4f
      Al Ⅲ451.620.552p64p-2p64d
    • Table 2. Electron stopping power and nuclear stopping power of Kr13+ ion in Al, and the intensity ratios of spectral line

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      Table 2. Electron stopping power and nuclear stopping power of Kr13+ ion in Al, and the intensity ratios of spectral line

      动能/
      keV
      速度
      vBohr
      电子阻止本领/
      [MeV·(mg·cm-2)-1]
      核阻止本领/
      [MeV·(mg·cm-2)-1]
      Y(309.0)/Y(395.9)Y(358.5)/Y(395.9)Y(452.8)/Y(395.9)
      2600.351.5885.0750.233±0.0050.089±0.0030.041±0.003
      3900.422.1144.5560.317±0.0170.150±0.0130.067±0.008
      5200.492.4844.1370.352±0.0120.195±0.0080.089±0.020
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    Qiu-mei XU. Optical Emission From the Al Surface Bombarded by 260~520 keV Krq+(8≤q≤17) Ion[J]. Spectroscopy and Spectral Analysis, 2022, 42(2): 544

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    Paper Information

    Category: Research Articles

    Received: Dec. 29, 2020

    Accepted: Feb. 4, 2021

    Published Online: Apr. 2, 2022

    The Author Email: XU Qiu-mei (qmxu@impcas.ac.cn)

    DOI:10.3964/j.issn.1000-0593(2022)02-0544-05

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