What is it about?
Particle-in-Cell and Geant4 were used to simulate a laser-based imaging setup dedicated to non-destructive testing of thick, high-density objects. Each major interaction involved in the imaging process was independently simulated as follows: 1. Electron beam production from laser-plasma interaction; 2. Photon beam production from electron beam attenuation; 3. Photon beam interaction with object and scintillator.
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Photo by Amokrane Ait-Kaci on Unsplash
Why is it important?
Our simulation-based research shows the feasibility of employing powerful lasers to produce high-intensity gamma ray sources, dedicated to radiography and tomography studies for non-destructive testing applications.
Perspectives
I hope this article will serve as a basis for the development of future applications employing high-power lasers.
Laura Nita
Universitatea Politehnica din Bucuresti
Read the Original
This page is a summary of: Simulation imaging process of laser-induced multi-MeV photon emission, Journal of Applied Physics, May 2024, American Institute of Physics,
DOI: 10.1063/5.0205913.
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