Eur. Phys. J. C (2009) 62: 419-424
https://doi.org/10.1140/epjc/s10052-009-1045-8

Regular Article - Theoretical Physics

Crossing the phantom divide line in the holographic dark energy model in a closed universe

Department of Physics, University of Tehran, P.O. Box 14395-547, Tehran, 14399-55961, Iran

^* e-mail: mohsenisad@ut.ac.ir

Received: 14 March 2009
Revised: 8 April 2009
Published online: 19 May 2009

Abstract

Conditions needed to cross the phantom divide line in an interacting holographic dark energy model in a closed Friedmann–Robertson–Walker universe are discussed. The probable relationship between this crossing and the coincidence problem is studied.