2 papers
gr-qc2026
Detecting Black hole surrounded by perfect fluid dark matter in Kalb-Ramond fields using quasinormal modes
Zongyuan Qin, Taiyang Zhang, Qian Feng +1
This paper investigates the characteristics of quasinormal modes (QNMs) of static, spherically symmetric black holes under the combined influence of spontaneous Lorentz symmetry br…
astro-ph.HE2026
Dynamics of thin accretion disks and accretion around a charged-PFDM black hole
Taiyang Zhang, Zhongyuan Qin, Qian Feng +1
This paper investigates the dynamical behavior of steady spherical accretion onto a static, magnetically charged black hole embedded in a perfect fluid dark matter (PFDM) backgroun…