Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Galactic cosmic ray transport methods and radiation quality issues.

L W Townsend1, J W Wilson, F A Cucinotta

  • 1NASA Langley Research Center, Hampton, VA 23665-5225.

International Journal of Radiation Applications and Instrumentation. Part D, Nuclear Tracks and Radiation Measurements
|January 1, 1992
PubMed
Summary

This study details galactic cosmic ray (GCR) transport and shielding using the Langley Research Center code. It quantifies GCR dose equivalents and the impact of updated quality factors on radiation exposure.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Retraction Note: OCT4 as a target of miR-34a stimulates p63 but inhibits p53 to promote human cell transformation.

Cell death & disease·2022
Same author

Response of Human Small Intestinal Epithelium to Fractionated Irradiation: Dynamical Modeling Approach.

Radiation research·2019
Same author

A New Standard DNA Damage (SDD) Data Format.

Radiation research·2018
Same author

Sixteenth International Symposium on Microdosimetry.

Radiation protection dosimetry·2015
Same author

Simulation of the radiolysis of water using Green's functions of the diffusion equation.

Radiation protection dosimetry·2015
Same author

Binary-Encounter-Bethe ionisation cross sections for simulation of DNA damage by the direct effect of ionising radiation.

Radiation protection dosimetry·2015

Area of Science:

  • Space physics
  • Radiation protection
  • Astroparticle physics

Background:

  • Galactic cosmic rays (GCRs) pose a significant radiation hazard in space.
  • Accurate modeling of GCR interactions is crucial for astronaut safety and mission planning.

Purpose of the Study:

  • To present an overview of GCR interaction and transport methods used in the Langley Research Center GCR transport code.
  • To quantify GCR dose equivalents and assess the impact of proposed quality factor changes on shielding requirements.
  • To estimate the relative biological effectiveness (RBE) of mixed GCR fields.

Main Methods:

  • Utilized the Langley Research Center GCR transport code for simulating GCR interactions.
  • Calculated GCR dose equivalents in water for various aluminum shielding thicknesses.
Keywords:
NASA Discipline Number 04-10NASA Discipline Radiation Health

Related Experiment Videos

  • Applied the cellular track model of Katz to estimate RBE.

    • Main Results:

    • Presented representative GCR dose equivalents for solar minimum conditions.
    • Quantified the impact of proposed quality factor changes on exposure estimates and shielding needs.
    • Provided RBE estimates for mixed GCR radiation fields.

    Conclusions:

    • The study provides a comprehensive analysis of GCR transport and shielding.
    • Findings are essential for optimizing radiation protection strategies in space exploration.
    • The research contributes to a better understanding of GCR biological effectiveness.