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Updated: Jan 29, 2026

Visualization of Low-Level Gamma Radiation Sources Using a Low-Cost, High-Sensitivity, Omnidirectional Compton Camera
Published on: January 30, 2020
Design, manufacture and deployment of a low-cost area radiation monitoring system using Raspberry Pi computers and
Steve Crossley1, Ian Bucklow2, Jonathan Stafford2
1Medical Technology & Physics, Sir Charles Gairdner Hospital, Nedlands, WA, Australia. steven.crossley@health.wa.gov.au.
Abstract:
Monitoring of background radiation levels in radiopharmaceutical laboratories is a key tool in minimising dose to workers. Retrofitting area monitoring systems in an existing laboratory can be disruptive and prohibitively expensive. We set out to develop a flexible low-cost area monitoring system utilising the power of inexpensive single board computers and open-source software. A complete system has been developed which includes local and remote real-time display with local warning, dose rate logging and automated plotting and backup of results from over 20 individual monitors connected via wifi.
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