2 papers
astro-ph.HE2026
Nonlinear diffusive shock acceleration with upstream escape reproduces DAMPE observations
Han-Xiang Hu, Xing-Jian Lv, Xiao-Jun Bi +3
We develop a self-consistent nonlinear extension of diffusive shock acceleration that incorporates cosmic ray (CR) backreaction on the shock precursor together with a physically mo…
astro-ph.HE2025
Exploring Axion-Like Particle from observation of FSRQ Ton 599 by Fermi-LAT
Jun Li, Xiao-Jun Bi, Lin-Qing Gao +1
High energy photons traveling through astrophysical magnetic fields have the potential to undergo oscillations with axion-like particles (ALPs), resulting in modifications to the o…