Gravitational radiations of generic isolated horizons and nonrotating dynamical horizons from asymptotic expansions

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Title:	Gravitational radiations of generic isolated horizons and nonrotating dynamical horizons from asymptotic expansions
Authors:	Wu,YH;Wang,CH
Contributors:	數學與理論物理中心
Keywords:	QUASI-LOCAL MASS
Date:	2009
Issue Date:	2010-06-30 16:13:57 (UTC+8)
Publisher:	中央大學
Abstract:	Instead of using a three-dimensional analysis on quasilocal horizons, we adopt a four-dimensional asymptotic expansion analysis to study the next order contributions from the nonlinearity of general relativity. From the similarity between null infinity and horizons, the proper reference frames are chosen from the compatible constant spinors for an observer to measure the energy-momentum and flux near quasilocal horizons. In particular, we focus on the similarity of Bondi-Sachs gravitational radiation for the quasilocal horizons and compare our results with Ashtekar-Kirshnan flux formula. The quasilocal energy-momentum and flux of generic isolated horizons and nonrotating dynamical horizons are discussed in this paper.
Relation:	PHYSICAL REVIEW D
Appears in Collections:	[Center for Mathematics and Theoretical Physics] journal & Dissertation

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