3 papers
astro-ph.HE2025
Formation of a Possible Black-hole Ultracompact X-ray Binary with the Shortest Orbital Period
Xing-Peng Yang, Kun Xu, Zhi-Fu Gao +2
In the bulge of M31, the Chandra observations discovered a possible black hole (BH) ultracompact X-ray binary (UCXB) Seq.1 with an orbital period of 7.7 minutes and a maximum X-ray…
astro-ph.HE2024
On the Formation of the Double Neutron Star Binary PSR J1846-0513
Long Jiang, Kun Xu, Shuai Zha +5
The double neutron star PSR J1846-0513 is discovered by the Five-hundred-meter Aperture Spherical radio Telescope (FAST) in Commensal Radio Astronomy FAST Survey. The pulsar is rev…
astro-ph.HE2024
Instability in supernova fallback disks and its effect on the formation of ultra long period pulsars
Hao-Ran Yang, Xiang-Dong Li, Shi-Jie Gao +1
Several pulsars with unusually long periods were discovered recently, comprising a potential population of ultra long period pulsars (ULPPs). The origin of their long periodicity i…