Measurements of Electric Field in Atmospheric Pressure Argon Plasma Jet Under Different Active Gas Types and Concentrations by the E-FISH
编号:83 访问权限:仅限参会人 更新:2022-08-11 13:53:54 浏览:408次 口头报告

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摘要
Low-temperature plasma is under intensive investigation for many applications in biomedical, materials, environmental and chemical engineering. Mastering the non-invasive electric field measurement and diagnosis method of plasma has positive significance for the exploration of the mechanism of plasma in biology. In the paper, the effect of working gas types (O2 and N2) and concentrations on the electric field of Ar plasma jet is reported, and mothed of electric field-induced second harmonic (E-FISH) is used for the measurement work. Measuring results indicate that electric field intensity of Ar plasma jet first rise and then fall with the increase of the concentration of O2/N2. And the maximum electric field intensity of the argon plasma jet mixed with O2/N2 is 12.76kV/cm and 13.28kV/cm, which appears at the concentration of 0.1% and 0.7%, respectively. The analysis of collision ionization, adsorption ionization and Penning ionization help to understand this phenomenon.
 
关键词
E-FISH,Electric field measurement,Low-temperature plasma
报告人
Jingyi Luo
School of Electrical Engineering; Huazhong University of Science and Technology

稿件作者
Jingyi Luo School of Electrical Engineering; Huazhong University of Science and Technology
Nie Lanlan Huazhong University of Science and Technology ;school of Electrical and Electronic Engineering
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重要日期
  • 会议日期

    11月03日

    2022

    11月05日

    2022

  • 08月01日 2022

    初稿截稿日期

  • 11月04日 2022

    注册截止日期

  • 11月05日 2022

    报告提交截止日期

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Huazhong University of Science and Technology
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