A short note on the Love number of extremal Reissner-Nordstrøm and Kerr-Newman black holes

Kehagias, Alex; Perrone, Davide; Riotto, Antonio Walter

doi:10.1016/j.physletb.2024.139109

Scientific article

English

A short note on the Love number of extremal Reissner-Nordstrøm and Kerr-Newman black holes

ContributorsKehagias, Alex

; Perrone, Davide

; Riotto, Antonio Walter

Published inPhysics letters. B, vol. 859, p. 139109

Publication date2024-12

Abstract

We provide a simple proof of why the Love number vanishes for extremal Reissner-Nordstrøm and Kerr-Newman black holes. The argument is based on a conformal inversion isometry of the spacetime connecting the horizon with large distances.

Affiliation entities

Faculté des sciences / Section de physique / Département de physique théorique

Citation (ISO format)

KEHAGIAS, Alex, PERRONE, Davide, RIOTTO, Antonio Walter. A short note on the Love number of extremal Reissner-Nordstrøm and Kerr-Newman black holes. In: Physics letters. B, 2024, vol. 859, p. 139109. doi: 10.1016/j.physletb.2024.139109

Article (Published version)

CC BY-4.0

Identifiers

PID : unige:183038
DOI : 10.1016/j.physletb.2024.139109

Additional URL for this publicationhttps://linkinghub.elsevier.com/retrieve/pii/S0370269324006671

Journal ISSN0370-2693

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A short note on the Love number of extremal Reissner-Nordstrøm and Kerr-Newman black holes

We provide a simple proof of why the Love number vanishes for extremal Reissner-Nordstrøm and Kerr-Newman black holes. The argument is based on a conformal inversion isometry of the spacetime connecting the horizon with large distances.

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