论文标题

分析DRGT重力的黑洞周围的积聚盘

Analysis of accretion disk around a black hole in dRGT massive gravity

论文作者

Kazempour, Sobhan, Zou, Yuan-Chuan, Akbarieh, Amin Rezaei

论文摘要

我们显示了在DRGT大量重力中静态和球形对称黑洞周围的薄积聚盘的分析。我们在具有非零重力质量的引力理论中介绍了积聚磁盘分析。此外,我们研究黑洞的事件范围,并计算运动方程和有效潜力。在下文中,我们获得了在圆形轨道上移动的颗粒的特定能量,特定的角动量和角速度。此外,我们绘制了两种情况的有效电位,并显示了稳定的圆形轨道的位置。最后,我们显示了通过天体物理伽马射线爆发来限制DRGT重力参数空间的可能性。

We show the analysis of a thin accretion disk around a static and spherically symmetric black hole in dRGT massive gravity. We present the accretion disk analysis in a gravitational theory with a nonzero graviton mass. Also, we study the event horizons of the black hole and we calculate the equations of motion and effective potential. In the following, we obtain the specific energy, specific angular momentum, and angular velocity of the particles which move in circular orbits. In addition, we plot the effective potentials for two cases and we show the locations of stable circular orbits. At last, we show the possibility of constraining the parameter space of dRGT massive gravity by the astrophysical gamma-ray bursts.

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