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Friedmann equations from entropic force

Rong-Gen Cai, Li-Ming Cao, and Nobuyoshi Ohta
Phys. Rev. D 81, 061501(R) – Published 8 March 2010
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    Abstract

    In this paper, by use of the holographic principle together with the equipartition law of energy and the Unruh temperature, we derive the Friedmann equations of a Friedmann-Robertson-Walker universe.

    • Received 28 January 2010

    DOI:https://doi.org/10.1103/PhysRevD.81.061501

    ©2010 American Physical Society

    Authors & Affiliations

    Rong-Gen Cai1,*, Li-Ming Cao2,†, and Nobuyoshi Ohta2,‡

    • 1Key Laboratory of Frontiers in Theoretical Physics, Institute of Theoretical Physics, Chinese Academy of Sciences, P.O. Box 2735, Beijing 100190, China
    • 2Department of Physics, Kinki University, Higashi-Osaka, Osaka 577-8502, Japan

    • *cairg@itp.ac.cn
    • †caolm@phys.kindai.ac.jp
    • ‡ohtan@phys.kindai.ac.jp

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    Issue

    Vol. 81, Iss. 6 — 15 March 2010

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