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Related Experiment Videos

Differential, partial and total electron impact ionization cross sections for SF(6).

Satyendra Pal1, J Kumar, T D Mark

  • 1Department of Physics, Janta Vedic College, C.C.S. University, Meerut, Baraut-250611, India. satyendrapal1@rediffmail.com

The Journal of Chemical Physics
|July 23, 2004
PubMed
Summary

This study calculates differential ionization cross sections for sulfur hexafluoride (SF6) using electron impact. New data for triple differential cross sections were generated and compared with existing theoretical and experimental findings.

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Area of Science:

  • Atomic and Molecular Physics
  • Plasma Science
  • Chemical Physics

Background:

  • Sulfur hexafluoride (SF6) is a crucial industrial gas with significant environmental implications.
  • Understanding its ionization processes by electron impact is vital for applications in plasma technology and radiation physics.
  • Existing data for differential cross sections of SF6 ionization are limited.

Purpose of the Study:

  • To calculate single, double, and triple differential ionization cross sections for SF6 using electron impact.
  • To investigate dissociative, single, and double ionization pathways.
  • To provide new theoretical data for comparison with experimental and other theoretical results.

Main Methods:

  • Employed a semiempirical formulation based on the Jain-Khare approach.

Related Experiment Videos

  • Calculated single and double differential cross sections for various ionization channels.
  • Determined triple differential cross sections for specific doubly charged fragment ions at defined energies and scattering angles.

    • Main Results:

    • Presented calculated single, double, and triple differential ionization cross sections for SF6.
    • Derived partial and total ionization cross sections from threshold up to 900 eV.
    • Compared the derived cross sections with available theoretical and experimental data, highlighting new contributions.

    Conclusions:

    • The study provides novel theoretical differential cross section data for electron-impact ionization of SF6.
    • The derived partial and total cross sections extend the existing knowledge base for SF6 ionization.
    • The findings contribute to a better understanding of electron-SF6 interactions, relevant for plasma and material science.