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Gravitational decoupling, hairy black holes and conformal anomalies

Full text
Author(s):
Meert, Pedro ; da Rocha, Roldao
Total Authors: 2
Document type: Journal article
Source: EUROPEAN PHYSICAL JOURNAL C; v. 82, n. 2, p. 8-pg., 2022-02-01.
Abstract

Hairy black holes in the gravitational decoupling setup are studied from the perspective of conformal anomalies. Fluctuations of decoupled sources can be computed by measuring the way the trace anomaly-to-holographic Weyl anomaly ratio differs from the unit. Therefore the gravitational decoupling parameter governing three hairy black hole metrics is then bounded to a range wherein one can reliably emulate AdS/CFT with gravitational decoupled solutions, in the tensor vacuum regime. (AU)

FAPESP's process: 21/01089-1 - Cherenkov Telescope Array: construction and first discoveries
Grantee:Luiz Vitor de Souza Filho
Support Opportunities: Special Projects
FAPESP's process: 17/18897-8 - Fluid/gravity correspondence, fermionic sectors and its ramifications
Grantee:Roldão da Rocha
Support Opportunities: Regular Research Grants