Accès ouvert
2025
article
OpenAlex
Z. Cao, F Aharonian, Yuqiao Bai, Y. W. Bao et autres
Abstract The core-collapse supernova remnant (SNR) Cassiopeia A (Cas A) is one of the brightest galactic radio sources with an angular radius of ∼ 2 . ′ 5 . Although no extension of this source has been detected in the γ-ray band, …
Accès ouvert
2024
article
OpenAlex
Z. Cao, F. Aharonian, Q. An, Axikegu et autres
Abstract For decades, supernova remnants (SNRs) have been considered the prime sources of Galactic cosmic rays (CRs). But whether SNRs can accelerate CR protons to PeV energies and thus dominate CR flux up to the knee is currently under intensive theoretical and …
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