{"total":13,"items":[{"citing_arxiv_id":"2605.21533","ref_index":103,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Long-lived quasinormal modes of Asymptotically de Sitter Black Holes in Generalized Proca Theory","primary_cat":"gr-qc","submitted_at":"2026-05-19T22:29:19+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Massive scalar perturbations of de Sitter black holes in generalized Proca theory enter a large-mass regime with linearly growing real frequencies and constant damping rates, without true quasi-resonances, plus an analytic formula and shifts due to black-hole size and Proca hair.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.12113","ref_index":83,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Quasinormal Spectra of Fields of Various Spin in Asymptotically de Sitter Black Holes within Generalized Proca Theory","primary_cat":"gr-qc","submitted_at":"2026-05-12T13:29:10+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Quasinormal frequencies for massless fields in Proca-hairy de Sitter black holes show scalar ℓ=0 modes most sensitive to hair parameter Q, with damping weakening near the three-horizon regime.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"06390 [gr-qc]. 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D 99, 024007 (2019), arXiv:1810."},{"citing_arxiv_id":"2605.11364","ref_index":116,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Bardeen spacetime as quantum corrected black hole: Grey-body factors and quasinormal modes of gravitational perturbations","primary_cat":"gr-qc","submitted_at":"2026-05-12T00:34:59+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Increasing the quantum-correction scale in Bardeen spacetime raises quasinormal frequencies, slows decay, suppresses low-frequency transmission, and reorganizes absorption cross-sections.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"C. Lütfüoğlu, Phys. Scripta 100, 105008 (2025), arXiv:2505.18611 [gr-qc]. [112] Z. Malik, Int. J. Theor. Phys. 63, 199 (2024), arXiv:2308.10412 [gr-qc]. [113] S. V. Bolokhov, (2026), arXiv:2603.22310 [gr-qc]. [114] J. P. Arbelaez, (2025), arXiv:2509.25141 [gr-qc]. [115] A. Dubinsky, Int. J. Grav. Theor. Phys. 1, 2 (2025), arXiv:2507.00256 [gr-qc]. [116] R. A. Konoplya and A. Zhidenko, Phys. Rev. D 109, 104005 (2024), arXiv:2403.07848 [gr-qc]. [117] S. V. Bolokhov, Phys. Rev. D 110, 024010 (2024), arXiv:2311.05503 [gr-qc]. [118] A. Dubinsky and A. F. Zinhailo, EPL 149, 69004 (2025), arXiv:2410.15232 [gr-qc]. [119] S. V. Bolokhov, (2026), arXiv:2604.11845 [gr-qc]. [120] R. A. Konoplya and A. Zhidenko, Rev."},{"citing_arxiv_id":"2605.11013","ref_index":145,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Massive Scalar Quasinormal Modes, Greybody Factors, and Absorption Cross Section of a Parity-Symmetric Beyond-Horndeski Black Hole","primary_cat":"gr-qc","submitted_at":"2026-05-10T12:56:40+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Increasing the mass of a scalar field around a parity-symmetric beyond-Horndeski black hole strongly reduces the damping rate of quasinormal modes while suppressing low-frequency absorption and shifting efficient absorption to higher frequencies.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.03659","ref_index":91,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Long-lived massive scalar modes, grey-body factors, and absorption cross sections of the Reissner--Nordstr\\\"om-like brane-world black hole","primary_cat":"gr-qc","submitted_at":"2026-05-05T11:41:14+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Positive tidal charge in this brane-world black hole lowers the effective potential barrier, pushes massive scalar quasinormal modes toward arbitrarily long lifetimes, and increases transmission and absorption.","context_count":1,"top_context_role":"background","top_context_polarity":"support","context_text":"D 97, 124004 (2018), arXiv:1803.10204 [gr-qc]. 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Konoplya, Z."},{"citing_arxiv_id":"2605.03137","ref_index":33,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Scattering of scalar, electromagnetic, and Dirac fields in an asymptotically flat regular black hole supported by primordial dark matter","primary_cat":"gr-qc","submitted_at":"2026-05-04T20:22:29+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Raising the regularity parameter in this regular black-hole spacetime lowers the single-barrier potentials for all three fields, shifts transmission to lower frequencies, increases absorption cross sections, and produces grey-body factors that agree with lowest-mode QNM reconstructions to roughly 10","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"06488 [gr-qc]. [29] A. M. Bonanno, R. A. Konoplya, G. Oglialoro, and A. Spina, JCAP 12, 042 (2025), arXiv:2509.12469 [gr- qc]. [30] K. 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Skvortsova, EPL 149, 59001 (2025), arXiv:2503.03650 [gr-qc]."},{"citing_arxiv_id":"2604.26166","ref_index":21,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Scattering of electromagnetic field in quasi-topological gravity","primary_cat":"gr-qc","submitted_at":"2026-04-28T23:17:26+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Regular black holes in quasi-topological gravity produce shifted electromagnetic absorption spectra and modified photon sphere radii relative to singular Tangherlini solutions, with deviations suppressed as spacetime dimensions increase.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"r2(D−1) + 4α2µ2 rD+1 0 r4 0 −α 2 0≤ α r2 0 ≤ r D−3 D+ 1 (e) 1− 2µr2 rD−1 + 2αµ+ p r2(D−1) + 4µαrD−1 rD+1 0 (r2 0 −α) 2 0≤ α r2 0 ≤ D−3 D+ 1 (f) 1− 2µr2 µα+ p 4r2(D−1) +µ 2α2 rD−2 0p r2 0 −α 0≤ α r2 0 ≤ D−3 D−2 T able 1: Summary of the considered regular black hole models. Configurations (a)-(e) were proposed in [10], while configuration (f) was introduced in [21]. The constraint onαfor configuration (c), denotedC(D), does not admit a closed-form expression. Its value increases monotonically withDand approaches unity asymptotically, lim D→∞ C(D) = 1. In all cases, the horizon radiusr 0 is defined by the regular horizon conditionf(r 0) = 0. The greybody factors are defined by Γℓ(Ω)≡ |T ℓ(Ω)|2 = 1− |R ℓ(Ω)|2,(3."},{"citing_arxiv_id":"2604.25471","ref_index":160,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Massive scalar quasinormal modes of an asymptotically flat regular black hole supported by a phantom Dirac--Born--Infeld field","primary_cat":"gr-qc","submitted_at":"2026-04-28T10:23:30+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Massive scalar quasinormal modes in this DBI-supported regular black hole show higher oscillation frequencies and lower damping as field mass increases, with larger regularity scales producing softer and longer-lived ringing.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.24349","ref_index":59,"ref_count":4,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Scalar, electromagnetic, and Dirac perturbations of regular black holes constituting primordial dark matter","primary_cat":"gr-qc","submitted_at":"2026-04-27T11:44:41+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Larger DBI regularity in this regular black hole model reduces quasinormal frequencies and damping rates for scalar, electromagnetic, and Dirac perturbations while the quality factor stays nearly constant, producing a robust spin-dependent ringdown signature.","context_count":2,"top_context_role":"background","top_context_polarity":"background","context_text":"Quality factor Q = Re(ω)/(2|Im(ω)|) for represen- tative fundamental modes extracted from the WKB16 values in Tabs. I-III: scalar ℓ = 1, electromagnetic ℓ = 1, and Dirac |κ| = 1. The three panels use separate vertical scales in order to make the weak dependence on a clearly visible. This quasinormal-mode/grey-body-factor connection has already been explored in a variety of recent settings [59, 86-95], and the reported agreement is often good even for moderately small multipole numbers. At the same time, its applicability is tied to the same struc- tural assumption that makes the WKB treatment reli- able, namely the presence of a single smooth barrier. If the effective potential develops a double-well profile [30], or if higher-curvature corrections substantially deform"},{"citing_arxiv_id":"2604.11845","ref_index":75,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Quasi-resonances in the vicinity of Einstein-Maxwell-dilaton black hole","primary_cat":"gr-qc","submitted_at":"2026-04-12T21:06:27+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Increasing the mass of a perturbing scalar field around Einstein-Maxwell-dilaton black holes strongly suppresses damping in several quasinormal branches, producing quasi-resonant long-lived oscillations.","context_count":1,"top_context_role":"method","top_context_polarity":"use_method","context_text":"0376% 0.9 0.1 0.134170−0.095758𝑖0.134532−0.095820𝑖0.222% 0.9 0.15 0.138201−0.088979𝑖0.138123−0.089009𝑖0.0513% 0.9 0.2 0.141514−0.077739𝑖0.140133−0.077766𝑖0.856% TABLE I. QNMs of theℓ= 0scalar perturbations of the dilaton black hole (𝑀= 1,𝑎= 0), calculated using the WKB formula at different orders and Padé approximants. From here on,˜𝑚is defined as in [75]. The deviation is given in percent. which is known to produce sufficoently accurate results for massive fields. A key point for massive fields is that the effective po- tential is not always of the simplest barrier type: de- pending on𝜇and the black-hole parameters, it may de- velop additional turning points or even lose its local max- imum. If no maximum exists, the standard WKB con-"},{"citing_arxiv_id":"2604.02631","ref_index":113,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Proca-Maxwell System in an Infinite Tower of Higher-Derivative Gravity","primary_cat":"gr-qc","submitted_at":"2026-04-03T01:46:18+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Higher-order terms in an infinite tower of higher-derivative gravity regularize a 5D Proca-Maxwell system, creating frozen regular cores that mimic extremal black holes and satisfy all energy conditions.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2602.11001","ref_index":21,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Two types of quasinormal modes of Casadio-Fabbri-Mazzacurati brane-world black holes","primary_cat":"gr-qc","submitted_at":"2026-02-11T16:23:23+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Quasinormal modes of massive scalars in CFM brane-world black holes split into two types, with modes disappearing at critical masses where real or imaginary frequency parts reach zero.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"R. Huang, and W. Naylor, Adv. Math. Phys. 2012, 281705 (2012), arXiv:1111.5024 [gr-qc]. [18] R. Emparan, R. Suzuki, and K. Tanabe, JHEP 04, 085 (2015), arXiv:1502.02820 [hep-th]. [19] H. Han and B. Gwak, (2026), arXiv:2601.18613 [gr-qc]. [20] M. A. Cuyubamba, R. A. Konoplya, and A. Zhidenko, Phys. Rev. D 93, 104053 (2016), arXiv:1604.03604 [gr-qc]. [21] J. P. Arbelaez, (2025), arXiv:2509.25141 [gr-qc]. [22] J. P. Arbelaez, (2026), arXiv:2601.22340 [gr-qc]. [23] C. Molina, A. B. Pavan, and T. E. Med- ina Torrejón, Phys. Rev. D 93, 124068 (2016), arXiv:1604.02461 [gr-qc]. [24] S. Chen, B. Wang, and R.-K. Su, Phys. Lett. B 647, 282 (2007), arXiv:hep-th/0701209. [25] A. Zhidenko, Linear perturbations of black holes: sta-"},{"citing_arxiv_id":"2601.22340","ref_index":81,"ref_count":2,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Grey-body factors of higher dimensional regular black holes in quasi-topological theories","primary_cat":"gr-qc","submitted_at":"2026-01-29T21:33:15+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Higher dimensional regular black holes in quasi-topological gravity have suppressed grey-body factors and Hawking radiation compared to singular black holes in general relativity.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null}],"limit":50,"offset":0}