4 citations · 9 across the 9 of their papers we have counts for
10 papers
Periodic orbits and gravitational waveforms around a Schwarzschild black hole with a cloud of strings embedded in perfect fluid dark matter
Ziqiang Cai, Zhi Li, Zhenglong Ban +2
In this study, we explore the dynamics of particle orbits and their corresponding gravitational wave signatures in the vicinity of a Schwarzschild black hole (BH) surrounded by a c…
Connection Between the Shadow Radius and Quasinormal Frequencies for Black Holes in STVG with Perfect Fluid Dark Matter
Ziqiang Cai, Zhi Li, Zhenglong Ban +2
We investigate the connection between black hole shadow and quasinormal mode (QNM) spectra in the context of scalar-tensor-vector gravity (STVG) coupled to perfect fluid dark matte…
Observational Signatures of Rotating Ayón-Beato-García Black Holes: Shadows, Accretion Disks and Images
Zhenglong Ban, Meng Chen, Rong-Jia Yang
We investigate the shadows, accretion disks, and observational images of rotating Ayón-Beato--Garc\'ıa (ABG) black holes with mass , spin , and nonlinear-electrodynamics (NLE…
Spherically symmetric charged (anti-)de Sitter black hole in gravity coupled with nonlinear electrodynamics
Tianyou Ren, Zhenglong Ban, Yaobin Hua +1
We investigate black hole solutions in quadratic gravity coupled with nonlinear electrodynamics . Solving the field equations yield…
Rotating Charged Black Holes with Scalar Hair Constructed via the Newman-Janis Algorithm: Accretion Disk Structure and Shadow Characteristics
Ziqiang Cai, Zhenglong Ban, Qi-Qi Liang +2
In this paper, we generate a rotating charged black hole (BH) with scalar hair via the Newman--Janis algorithm (NJA) and study its thin accretion disk and shadow. The structure of…
Shadow and thin accretion disk around Ayón-Beato-García black hole coupled with cloud of strings
Ziqiang Cai, Zhenglong Ban, Lu Wang +2
In this paper, we investigate the shadow and thin accretion disk around Ayón-Beato-García (ABG) black hole (BH) coupled with a cloud of strings (CS), characterized by the nonlinear…
Probing Einstein-Maxwell-Scalar Black hole via Thin Accretion Disks and Shadows with EHT Observations of M87* and Sgr A*
Yingdong Wu, Ziqiang Cai, Zhenglong Ban +2
We investigated the shadows and thin accretion disks of Einstein-Maxwell-Scalar (EMS) black hole. Firstly, we investigated the influence of EMS parameters on the black hole shadow…
Investigating shadow of a rotating charged black hole with a cosmological constant immersed in the perfect fluid dark matter
Zheng-Long Ban, Xiao-Jun Gao, Jinsong Yang
In this paper, we mainly investigate the shadow of a rotating charged black hole with a cosmological constant immersed in perfect fluid dark matter. We first obtain the charged sph…
Thin accretion disk around Schwarzschild-like black hole in bumblebee gravity
Ziqiang Cai, Zhenglong Ban, Lu Wang +2
The physical properties and optical appearance of a thin accretion disk surrounding a Schwarzschild-like black hole (BH) are investigated within the framework of bumblebee gravity.…
Shadows of rotating black holes in effective quantum gravity
Zhenglong Ban, Jiawei Chen, Jinsong Yang
Recently, two new spherically symmetric black hole models with covariance have been proposed in effective quantum gravity. Based on these models, we use the modified Newman-Janis a…