3 papers
astro-ph.IM2026
A First-Order Assessment of Permanent Magnet Deflection for Space Radiation Protection
Valerio Parisi, Roberto Capuzzo Dolcetta, Fabrizio Frezza +1
We present a preliminary feasibility assessment of a magnetic shield designed to protect a space probe from cosmic radiation via magnetic deflection using neodymium permanent magne…
astro-ph.IM2026
The Universe Observed with Particle Detectors: Astrophysical Legacy of Guido Barbiellini Amidei
Roberto Capuzzo Dolcetta
The development of modern high-energy astrophysics has been deeply intertwined with advances in particle detector technology. Guido Barbiellini Amidei (1943-2024) played a pivotal…
astro-ph.GA2025
Impact of a granular mass distribution on the orbit of S2 in the Galactic center
Matteo Sadun Bordoni, Roberto Capuzzo Dolcetta, Aleksey Generozov +10
The orbit of the S2 star around Sagittarius A* provides a unique opportunity to test general relativity and study dynamical processes near a supermassive black hole. Observations h…