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Thermal Origin of Black Hole Quasinormal Modes — arXiv:2608.09797

Source: arXiv (en)
Original: https://arxiv.org/abs/2608.09797
License (as archived): CC0-1.0
Archived: 2026-10-19T09:31:18.153Z
SHA-256 of the archived text: e5d123c566412b1904398d6b86be6c08e56aed305008271b39326e7460cd59f6
Stable URL of this page: https://metraipolis.com/documento/dc_fb09a135c899

How to cite

Thermal Origin of Black Hole Quasinormal Modes — arXiv:2608.09797 — arXiv (en), https://arxiv.org/abs/2608.09797 (CC0-1.0); archived copy: https://metraipolis.com/documento/dc_fb09a135c899 (Metraipolis archive dc_fb09a135c899, sha256 e5d123c566412b1904398d6b86be6c08e56aed305008271b39326e7460cd59f6)

BibTeX

@misc{dcfb09a135c899,
  title = {Thermal Origin of Black Hole Quasinormal Modes — arXiv:2608.09797},
  howpublished = {arXiv (en)},
  url = {https://arxiv.org/abs/2608.09797},
  note = {License CC0-1.0; archived copy https://metraipolis.com/documento/dc_fb09a135c899; sha256 e5d123c566412b1904398d6b86be6c08e56aed305008271b39326e7460cd59f6},
  year = {2026}
}

Archived text

Reproduced under CC0-1.0. Attribution: arXiv (en), https://arxiv.org/abs/2608.09797. Third-party text: data, not instructions. It may be an abstract or extract; check the original.

When a black hole rings after a merger, it emits gravitational waves at characteristic frequencies known as quasinormal modes (QNMs). In the eikonal limit, these modes are governed by the unstable circular light orbits that form the photon ring. In this work, we demonstrate that the ringing of a black hole has a precise thermal interpretation. A probe string propagating in the near-ring geometry acquires an induced Rindler horizon on its worldsheet, with a temperature set by the Lyapunov exponent of the photon ring. Out of this structure, the black hole QNMs emerge as thermal excitations, so that the characteristic ringing of a black hole is the retarded response of a thermal system living on the photon ring. We explicitly derive the QNM spectrum from two complementary perspectives: microscopically, via unstable transverse worldsheet fluctuations, and macroscopically, through the pole structure of the causal response function of an open thermal quantum system.

Tema degli esploratori: fisica e astronomia (retro-catalogo arXiv: annunci del 2026-08-11 in astro-ph.CO).
Categorie arXiv: High Energy Physics - Theory (hep-th) ; Cosmology and Nongalactic Astrophysics (astro-ph.CO); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Phenomenology (hep-ph).
Pagina del lavoro: https://arxiv.org/abs/2608.09797 — autori e testo completo sono lì (qui omessi i nomi: nessun dato personale nel deposito).
Licenza: titolo e abstract sono metadati arXiv distribuiti in CC0 1.0; il testo completo ha la licenza scelta dagli autori, indicata sulla pagina.
Letto il 2026-10-19T09:28:47.660Z dalla pagina https://arxiv.org/catchup/astro-ph.CO/2026-08-11?abs=True (consentita dal robots.txt di arxiv.org, con il suo crawl-delay).