AN ENTROPIC COSMOLOGICAL PRINCIPLE

Author:

BARROW JOHN D.1

Affiliation:

1. Astronomy Centre, University of Sussex, Brighton BN1 9QJ, UK

Abstract

We show why there is a huge disparity between the radiation and Bekenstein–Hawking entropies of the universe today. We explain why this disparity does not tell us that the universe is in a highly improbable state. The coincidence of the classical and quantum entropies for black holes with Hawking lifetime equal to the age of the universe, and hence of radius equal to the proton size, is shown to a consequence of observing the universe at the main-sequence lifetime.

Publisher

World Scientific Pub Co Pte Lt

Subject

General Physics and Astronomy,Astronomy and Astrophysics,Nuclear and High Energy Physics

Cited by 1 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Sign of the amount of nonconservation energy in entropic cosmology;Astrophysics and Space Science;2013-12-21

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