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Updated: Jun 18, 2026

Visualization of Low-Level Gamma Radiation Sources Using a Low-Cost, High-Sensitivity, Omnidirectional Compton Camera
Published on: January 30, 2020
Angular distribution of proton leakage from a fusion plasma using ultra low-level gamma-ray spectrometry
R González de Orduña1, M Hult, G Bonheure
1European Commission, Joint Research Centre, Institute for Reference Materials and Measurements (IRMM), Geel, Belgium. Raquel.gonzalez@ec.europa.eu
Abstract:
This experiment aimed at studying a technique to measure the leakage of charged particles from a fusion plasma. The activity induced in samples of various materials placed on a special holder inside a Tokamak was measured using ultra low-level gamma-ray spectrometry (ULGS) performed in three underground laboratories. In total, 27 radionuclides were detected in this experiment. Seven of these radionuclides were mainly produced by proton interactions. For two of them it was possible to determine their angular distribution.
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