paper

A study of different horizons in inhomogeneous LTB cosmological model

arXiv:1312.2860 · doi:10.1142/S0217732315500248

Abstract

This work deals with a detailed study of the dynamics of the apparent, event and particle horizons in the background of the inhomogeneous LTB spacetime. The comparative study among these horizons shows a distinct character for apparent horizon compared to the other horizons. The apparent horizon will be a trapping horizon if its acceleration is positive. The Kodama vector is also defined and its causal character is found to be similar to that in the FRW model.

15 pages

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