共形耦合带电黑洞周围粒子的轨道运动、外圆振荡和碰撞

IF 5 2区 物理与天体物理 Q1 ASTRONOMY & ASTROPHYSICS
G. Mustafa , G. Dilara Açan Yildiz , Faisal Javed , S.K. Maurya , Ertan Güdekli , Farruh Atamurotov
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引用次数: 0

摘要

这项工作研究了测试粒子围绕非旋转、保形耦合带电黑洞的轨道运动和振荡运动。研究了黑洞参数对粒子运动的影响。利用分析方法计算了稳定的圆形轨道、比角动量和比能量的径向剖面。我们利用有效势能技术讨论了圆形轨道的稳定性。我们还计算了带标量发丝的保角连接带电黑洞周围的有效力和最内层稳定圆轨道。此外,我们还展示了粒子围绕带标量发丝的保角连接带电黑洞的运动轨迹,并对测试粒子的运动方程进行了数值积分。此外,我们还确定了关于黑洞质量和模型参数的纬度和径向谐振频率公式。研究了测试粒子在黑洞赤道面上接近稳定圆形轨道的准周期振荡的主要特征。此外,还探讨了近天体的前摄过程。我们发现粒子在黑洞周围的运动与模型参数密切相关。值得注意的是,描述我们发现的图形行为是可行的。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Orbital motion, epicyclic oscillations, and collision of particles around conformally coupled charged black hole

The orbital and oscillatory motion of test particles around a non-rotating, conformally coupled charged black hole with scalar hair is studied in this work. The impact of the black hole parameters on particle motion is investigated. The stable circular orbits, specific angular momentum, and radial profiles with specific energy are computed using an analytical approach. We discuss the stability of circular orbits using the effective potential technique. We also compute the effective force and innermost stable circular orbits around a conformally connected charged black hole with scalar hair. In addition, we display the trajectories of particles around a conformally connected charged black hole with scalar hair and numerically integrate the equations of motion for the test particle. Additionally, we determine the formulae for the frequencies of latitudinal and radial harmonic oscillations about the mass of the black hole and the model’s parameters. The main characteristics of quasi-periodic oscillations close to stable circular orbits in the black hole’s equatorial plane are examined for test particles. Furthermore, the Periastron precession process is explored. We show particle motion around black holes strongly depends on the model parameters. It is important to note that the graphical behavior describing our findings is viable.

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来源期刊
Physics of the Dark Universe
Physics of the Dark Universe ASTRONOMY & ASTROPHYSICS-
CiteScore
9.60
自引率
7.30%
发文量
118
审稿时长
61 days
期刊介绍: Physics of the Dark Universe is an innovative online-only journal that offers rapid publication of peer-reviewed, original research articles considered of high scientific impact. The journal is focused on the understanding of Dark Matter, Dark Energy, Early Universe, gravitational waves and neutrinos, covering all theoretical, experimental and phenomenological aspects.
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