Entropic dark energy and sourced Friedmann equations

2010/03/03 by Ulf Danielsson, Ulf H. Danielsson, Danielsson, Ulf H. · 2 citations
Physics and Astronomy · #Advanced Thermodynamics and Statistical Mechanics #Cosmology and Gravitation Theories #FOS: Physical sciences #High Energy Physics - Theory (hep-th) #Relativity and Gravitational Theory #hep-th

paper · pdf · doi:10.48550/arxiv.1003.0668

7 pages, typos corrected and some footnotes added

arxiv created 2010/03/03 · openalex publication_date 2010/03/03 · arxiv updated 2010/03/05 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

In this paper we show that a recent attempt to derive dark energy as an entropic force suffers from the same problems as earlier attempts motivated by holography. The possible remedy is again the introduction of source terms.

Citations

• Generalized second law of thermodynamics in black-hole physics

Cited by

• SCHWARZSCHILD–DE SITTER BLACK HOLE FROM ENTROPIC VIEWPOINT
• CMB acoustic scale in the entropiclike accelerating universe

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