28–30 Nov 2018
US/Central timezone

Simulating Active Magnetic Shielding for Space Radiation Dose Reduction

Speaker

Kristine Ferrone

Description

The concept of active magnetic shielding is to use high-temperature superconducting coils to induce very high magnetic fields around a human spacecraft. The induced magnetic field will deflect incoming charged particles (solar particles and galactic cosmic rays), thereby reducing the particle flux and radiation dose to astronauts behind the shield.

The goal of this project is to create a model for determining the value of active magnetic shielding in reducing radiation dose to astronauts on an interplanetary mission. Over 100 mission scenarios will be simulated in Geant4, varying parameters such as solar cycle, shielding configuration, magnetic field strength, crew gender, and phantom type. A sensitivity analysis on the effect of varying each parameter will highlight scenarios that minimize astronaut radiation dose for a given mission profile.

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