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Related Experiment Videos

Electron backscattering

N A Baily

    Medical Physics
    |September 1, 1980
    PubMed
    Summary
    This summary is machine-generated.

    Electron backscatter intensity follows a new empirical relationship, proportional to log (Z + 1). This finding applies to various electron energies and elements, aiding predictions for compounds and mixtures.

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    Area of Science:

    • Physics
    • Materials Science

    Background:

    • Electron backscatter phenomena lack comprehensive theoretical and experimental data.
    • Existing knowledge on electron backscatter is limited across diverse conditions.

    Purpose of the Study:

    • To establish a unifying empirical relationship for electron backscatter intensity.
    • To validate this relationship across a wide range of electron energies and atomic elements.

    Main Methods:

    • Analysis of existing theoretical and experimental data on electron backscatter.
    • Development and testing of an empirical relationship based on atomic number (Z).

    Main Results:

    • A significant portion of data fits the proposed empirical relationship: backscatter intensity is proportional to log (Z + 1).

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  • The relationship is valid for both beta-ray spectra and monoenergetic electrons.
  • The empirical relation holds true for all atomic elements.

    • Conclusions:

    • The established empirical relationship provides a predictive model for electron backscatter.
    • Effective atomic numbers derived from this relationship can predict backscatter coefficients for compounds and mixtures.