Acta Physica Sinica, Volume. 69, Issue 12, 123201-1(2020)

Angular distribution of L characteristic X-ray emission from Au target impacted by photons

Yu Liu1,2、*, Zhong-Feng Xu2, Xing Wang2, Peng-Fei Hu2, and Xiao-An Zhang1
Author Affiliations
  • 1Ion Beam and Optical Physical Laboratory of Xianyang Normal University and Institute of Modern Physics, Chinese Academy of Sciences, Xianyang 712000, China
  • 2School of Science, Xi’an Jiaotong University, Xi’an 710049, China
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    Figures & Tables(5)
    Experimental setup.
    Fitted L X-ray spectrum of Au induced by impact with bremsstrahlung with central energy of 13.1 keV and measured at the emission angle of 140°.
    Intensity ratios of I(Lα)/I(Lγ1) and I(Lι)/I(Lγ1) as a function of P2(cosθ) for Au.
    • Table 2. Ionization cross-sections (in barn) for L subshells[26] and CK correction factor κ at different energies.

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      Table 2. Ionization cross-sections (in barn) for L subshells[26] and CK correction factor κ at different energies.

      E/keV σL1σL2σL3κ
      1.90000
      12003.5629 × 1041
      13.76002.4493 × 1041
      13.801.5567 × 1042.3987 × 1040.92
      14.301.4574 × 1042.2035 × 1040.91
      14.47.8361 × 1031.4237 × 1032.1575 × 1040.80
      157.4098 × 1031.2777 × 1041.9496 × 1040.75
      204.4219 × 1036.1227 × 1038.5173 × 1030.7
      301.993 × 1031.9923 × 1032.5531 × 1030.62
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    Yu Liu, Zhong-Feng Xu, Xing Wang, Peng-Fei Hu, Xiao-An Zhang. Angular distribution of L characteristic X-ray emission from Au target impacted by photons[J]. Acta Physica Sinica, 2020, 69(12): 123201-1

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    Paper Information

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    Received: Dec. 26, 2019

    Accepted: --

    Published Online: Dec. 8, 2020

    The Author Email:

    DOI:10.7498/aps.69.20191977

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