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Theoretical antideuteron-nucleus absorptive cross sections

W W Buck1, J W Norbury, L W Townsend

  • 1Department of Physics, Hampton University, Virginia 23668, USA.

Physical Review. C, Nuclear Physics
|January 1, 1986
PubMed
Summary

This study calculates antideuteron-nucleus interactions using an optical model, achieving good agreement with experimental data. Researchers propose a method to estimate antinucleus-nucleus cross sections and encourage further cosmic ray searches.

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Area of Science:

  • Nuclear Physics
  • Particle Physics
  • Astrophysics

Background:

  • Antideuteron-nucleus interactions are crucial for understanding high-energy nuclear physics.
  • Previous models have limitations in accurately predicting these cross sections.
  • Experimental data on antinuclei interactions is scarce.

Purpose of the Study:

  • To calculate antideuteron-nucleus absorptive cross sections at intermediate to high energies.
  • To validate the ion-ion optical model by comparing predictions with experimental data.
  • To develop a method for estimating antinucleus-nucleus cross sections.

Main Methods:

  • Utilized an ion-ion optical model for calculations.
  • Compared model predictions with experimental data for p-nucleus cross sections up to 15 GeV.
Keywords:
NASA Discipline Number 22-70NASA Discipline Radiation HealthNASA Program Space Medicine

Related Experiment Videos

  • Developed a technique to estimate antinucleus-nucleus cross sections from N-N data.

    • Main Results:

    • Achieved good agreement (within 15%) between calculated and experimental p-nucleus cross sections.
    • The ion-ion optical model proved effective for these calculations.
    • A novel technique for estimating antinucleus-nucleus cross sections was established.

    Conclusions:

    • The ion-ion optical model is a viable tool for studying antideuteron-nucleus interactions.
    • Further cosmic ray studies are recommended to search for antideuterons and other antinuclei.
    • The developed estimation technique can aid future research in antinuclear physics.