31-03-2025

Mexico on the Frontier of Astronomical Research. Exploring the Most Energetic Objects in the Universe

Gagik Tovmassian
Gamma-ray astrophysics is a branch 
of astrophysics that focuses on 
observing this higher-energy form of 
electromagnetic radiation emitted 
by various cosmic sources. These 
rays have energies over 100 kiloelectronvolts, 
exceeding the energy of visible light and of X-rays, 
providing valuable information about some of 
the most energetic and extreme processes in the 
Universe. The physics of gamma rays involves 
their interaction with matter: gamma photons are 
absorbed by electrons in atoms, which result in the 
release of energy and, when at high energies, the 
creation of particles. These interactions are ruled 
by the principles of quantum mechanics and special 
relativity, contributing to our understanding of 
fundamental physics.
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