3 papers
astro-ph.HE2026
MeV Gamma-Ray Lines from Radioactive Nuclei in Magnetar Giant Flares
Wu-Zimo Qiumu, Meng-Hua Chen, Qiu-Hong Chen +4
The rapid neutron-capture process (r-process) is widely regarded as the dominant mechanism responsible for the synthesis of heavy elements in the universe, yet its astrophysical si…
astro-ph.HE2025
The color evolution of magnetar-powered kilonova emission in merging neutron star-neutron star systems
Suo-Ning Wang, Hou-Jun Lü, Xiao-Xuan Liu +3
The first direct detection of the gravitational wave (GW) event GW170817 and its electromagnetic (EM) counterpart open a new window for studying of multi-messenger astronomy. Howev…
astro-ph.HE2025
Discovery of high-frequency quasi-periodic oscillation in short-duration gamma-ray bursts
Xing Yang, Hou-Jun Lü, Jared Rice +1
Rapidly rotating newborn magnetars, which originate from binary neutron star (NS) mergers and serve as the central engines of short gamma-ray bursts (GRBs), may leave some imprints…