Constraints on horizonless objects after the EHT observation of Sagittarius A*

DOI10.1088/1475-7516/2022/08/055OpenAlexW4293051492MaRDI QIDQ5104180

Francesco Di Filippo, Matt Visser, Raúl Carballo-Rubio, Stefano Liberati

Publication date: 9 September 2022

Published in: Journal of Cosmology and Astroparticle Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2205.13555

zbMATH Keywords

massive black holesGR black holes

Mathematics Subject Classification ID

Black holes (83C57) Galactic and stellar structure (85A15) Constrained dynamics, Dirac's theory of constraints (70H45) Waves and radiation in optics and electromagnetic theory (78A40) Radiative heat transfer (80A21)

Related Items (3)

Explicit formulae for surface gravities in stationary circular axi-symmetric spacetimes ⋮ Nested solutions of gravitational condensate stars ⋮ Regular black holes and horizonless ultra-compact objects in Lorentz-violating gravity

Cites Work

• Quantum non-gravity and stellar collapse
• Isolated and dynamical horizons and their applications
• Observation of incipient black holes and the information loss problem
• The Information Paradox
• Stable gravastars—an alternative to black holes?
• No observational proof of the black-hole event-horizon
• Opening the Pandora’s box at the core of black holes
• Black holes as collapsed polymers
• The fuzzball proposal for black holes: an elementary review
• Production and decay of evolving horizons
• Gravastars must have anisotropic pressures

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