Colloquium

Physics Colloquium - EGSnrc from the metrologist viewpoint

Reid Townson
National Research Council of Canada
Tuesday, January 11, 2022
15:30
Virtual event over Zoom

Abstract:

EGSnrc is a widely used Monte Carlo (MC) code for calculating the transport of radiation through complex modelled geometries, maintained by Metrology at NRC-CNRC. It is recognized as a gold standard for transport of photons, electrons and positrons in the keV to GeV energy range. As such, new MC codes often compare against EGSnrc for validation. As EGSnrc continues to evolve to include new physics and features, inter-code comparisons and internal validations are essential. I’ll talk about our development process, ongoing MC code comparisons, and efforts to establish validated sets of input files.

Bio: 

Reid is a research officer in Metrology at the National Research Council of Canada, and full time developer of the EGSnrc Monte Carlo code. He holds a BSc Honours in Physics and Minor in Mathematics from the University of Victoria. His PhD research was in medical physics at the University of Victoria, on the topic of improving the efficiency of radiotherapy Monte Carlo simulations. He joined the Ionizing Radiation Standards group within Metrology at NRC in 2016, and his efforts since then with EGSnrc have largely focused on radionuclide decay scheme modelling, and improving the user experience. He has received the Canadian Organization of Medical Physicists Best Talk Award (2017), NRC Intellectual Property Achievement Award – Impact (2020), and NRC President’s Award – Protecting Canadians (2021).

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