3 papers
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
Signature of a magnetar central engine with precession motion in the X-ray emission of GRB 220711B
Ying-Ze Shan, Xing Yang, Hou-Jun Lü +6
The -ray light curve of long-duration GRB 220711B, is characterized by a multi-peaked structure with a duration lasting 105 seconds. More interestingly, the X-ray aftergl…
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…