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相关论文: Quasinormal modes of self-dual black holes in loop…

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One simplified black hole model constructed from a semiclassical analysis of loop quantum gravity (LQG) is called self-dual black hole. This black hole solution depends on a free dimensionless parameter P known as the polymeric parameter…

广义相对论与量子宇宙学 · 物理学 2016-05-04 Victor Santos , R. V. Maluf , C. A. S. Almeida

We analyze the quasinormal modes (QNMs) of a recently obtained solution of a Schwarzschild black hole (BH) with corrections motivated by Loop Quantum Gravity (LQG). This spacetime is regular everywhere and presents the global structure of a…

广义相对论与量子宇宙学 · 物理学 2023-05-17 Zeus S. Moreira , Haroldo C. D. Lima Junior , Luís C. B. Crispino , Carlos A. R. Herdeiro

We study the axial gravitational quasinormal modes of a self-dual black hole in loop quantum gravity. Considering the axial perturbation of the background spacetime, we obtain the Schr\"{o}dinger-like master equation. Then we calculate the…

广义相对论与量子宇宙学 · 物理学 2024-02-21 Sen Yang , Wen-Di Guo , Qin Tan , Yu-Xiao Liu

In this paper, we study the quasi-normal modes (QNMs) of a scalar field in the background of a large class of quantum black holes that can be formed from gravitational collapse of a dust fluid in the framework of effective loop quantum…

广义相对论与量子宇宙学 · 物理学 2024-10-24 Chao Zhang , Anzhong Wang

In this work, we investigate the quasinormal modes for a massive scalar field with a nonminimal coupling with gravity in the spacetime of a loop quantum black hole, known as the Self-Dual Black Hole. In this way, we have calculated the…

高能物理 - 理论 · 物理学 2021-12-22 J. S. Santos , M. B. Cruz , F. A. Brito

We investigate the interior structure, perturbations, and the associated quasinormal modes of a quantum black hole model recently proposed by Bodendorfer, Mele, and M\"unch (BMM). Within the framework of loop quantum gravity, the quantum…

广义相对论与量子宇宙学 · 物理学 2020-08-04 Mariam Bouhmadi-López , Suddhasattwa Brahma , Che-Yu Chen , Pisin Chen , Dong-han Yeom

We compute the Quasi-Normal Mode (QNM) frequencies for scalar perturbations for modified Schwarzschild black holes in Loop Quantum Gravity. We study the singularity-free polymerized metric characterised by two parameters encoding loop…

广义相对论与量子宇宙学 · 物理学 2025-01-08 Etera R. Livine , Clara Montagnon , Naritaka Oshita , Hugo Roussille

In this work, we have calculated the polar gravitational quasinormal modes for a quantum corrected black hole model, that arises in the context of Loop Quantum Gravity, known as Self-Dual Black Hole. In this way, we have calculated the…

广义相对论与量子宇宙学 · 物理学 2020-09-09 M. B. Cruz , F. A. Brito , C. A. S. Silva

Under the hypothesis of asymptotic safety of gravity, the static, spherically symmetric black hole solutions in the infrared limit are corrected by non-perturbative effects. Specifically, the metric is modified by the running of…

广义相对论与量子宇宙学 · 物理学 2015-06-05 Dao-Jun Liu , Bin Yang , Yong-Jia Zhai , Xin-Zhou Li

In this paper, the quasinormal modes of gravitational perturbation around some well-known regular black holes were evaluated by using the WKB approximation as well as the asymptotic iteration method. Through numerical calculation, we make a…

广义相对论与量子宇宙学 · 物理学 2017-02-14 Chen Wu

In this work, we study the quasinormal modes (QNMs) and shadow of a Schwarzschild black hole (BH) with higher-order metric corrections, in the framework of the Infinite Derivative theory of Gravity (IDG). We study the effects of corrections…

广义相对论与量子宇宙学 · 物理学 2025-09-19 Rupam Jyoti Borah , Umananda Dev Goswami

A recent development involves an intriguing model of a quantum-corrected black hole, established through the application of the quantum Oppenheimer-Snyder model within loop quantum cosmology [Lewandowski et al., Phys. Rev. Lett. 130 (2023)…

广义相对论与量子宇宙学 · 物理学 2024-05-13 Milena Skvortsova

We investigate the quasinormal modes (QNMs) of a massive scalar field in the background of a regular black hole arising from the proper-time flow in asymptotically safe gravity. This quantum-corrected geometry, characterized by a…

广义相对论与量子宇宙学 · 物理学 2025-09-23 Milena Skvortsova

In this paper, we investigate the quasinormal mode (QNM) spectra for scalar perturbation over a quantum-corrected black hole (BH). The fundamental modes of this quantum-corrected BH exhibit two key properties. Firstly, there is a…

广义相对论与量子宇宙学 · 物理学 2024-01-09 Huajie Gong , Shulan Li , Dan Zhang , Guoyang Fu , Jian-Pin Wu

We calculate the quasinormal modes (QNM) frequencies of a test massless scalar field and an electromagnetic field around static black holes in $f(T)$ gravity. Focusing on quadratic $f(T)$ modifications, which is a good approximation for…

广义相对论与量子宇宙学 · 物理学 2022-10-31 Yaqi Zhao , Xin Ren , Amara Ilyas , Emmanuel N. Saridakis , Yi-Fu Cai

We consider Loop Quantum Gravity(LQG) motivated $4D$ polymerized black hole and study shadow, quasinormal modes, and Hawking radiation. We obtain analytical expressions of photonsphere radius and shadow radius and study their qualitative…

广义相对论与量子宇宙学 · 物理学 2023-10-10 Sohan Kumar Jha

Two quantum-corrected black hole models have recently been proposed within the Hamiltonian constraints approach to quantum gravity, maintaining general covariance \cite{Zhang:2024khj}. We have studied the quasinormal spectra of these black…

广义相对论与量子宇宙学 · 物理学 2025-05-28 R. A. Konoplya , O. S. Stashko

We calculate the quasinormal modes of a nonsingular spherically symmetric black hole effective model with holonomy corrections. The model is based on quantum corrections inspired by loop quantum gravity. It is covariant and results in a…

广义相对论与量子宇宙学 · 物理学 2024-10-18 Douglas M. Gingrich

In this work, we have studied the quasinormal modes of a black hole in a model of the type $f(Q)=\underset{n}{\sum}a_{n}\left(Q-Q_{0}\right)^{n} $ in $f(Q)$ gravity by using a recently introduced method known as Bernstein spectral method…

广义相对论与量子宇宙学 · 物理学 2023-09-06 Dhruba Jyoti Gogoi , Ali Övgün , M. Koussour

This study presents a systematic investigation of quasinormal modes (QNMs) for probe fields-massless/massive scalar and Dirac fields-around a charged loop quantum gravity black hole (LQG-BH) characterized by the quantum parameter $b_0$ and…

广义相对论与量子宇宙学 · 物理学 2025-05-06 Li-Gang Zhu , Guoyang Fu , Shulan Li , Dan Zhang , Jian-Pin Wu
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