Checking the second law at cosmic scales

2023/09/21 by Narayan Banerjee, Purba Mukherjee, Banerjee, Narayan +3 · 1 citation
Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #History and Developments in Astronomy #Relativity and Gravitational Theory

paper · pdf · doi:10.48550/arxiv.2309.12298

openalex publication_date 2023/09/21 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

Based on recent data about the history of the Hubble factor, it is argued that the second law of thermodynamics holds at the largest scales accessible to observation. This is consistent with previous studies of the same question.

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