Note on the thermodynamics and the speed of sound of a scalar field

DOI10.1088/0264-9381/31/5/055006zbMath1292.83029arXiv1309.4282OpenAlexW1996429565MaRDI QIDQ5413603

Neven Bilić, Oliver F. Piattella, Júlio César Fabris

Publication date: 30 April 2014

Published in: Classical and Quantum Gravity (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1309.4282

zbMATH Keywords

perfect fluidspeed of soundscalar fieldcosmological pertubations

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Einstein's equations (general structure, canonical formalism, Cauchy problems) (83C05) Macroscopic interaction of the gravitational field with matter (hydrodynamics, etc.) (83C55) Classical and relativistic thermodynamics (80A10) Approximation procedures, weak fields in general relativity and gravitational theory (83C25)

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Viability of nonminimally coupled \(f(R)\) gravity ⋮ Analog dual to a 2 + 1-dimensional holographic superconductor ⋮ Analog gravity in nonisentropic fluids ⋮ Emerging the dark sector from thermodynamics of cosmological systems with constant pressure

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