ENERGY OF SMALL SURFACES

被引:16
作者
BERGQVIST, G
机构
[1] Department of Mathematics, Mälardalen University
关键词
D O I
10.1088/0264-9381/11/12/015
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The quasilocal gravitational energy expression recently proposed by Hayward using a 2 + 2 Hamiltonian is calculated for cross sections of a null cone near the vertex. It is shown that in vacuum, there is a dominating contribution determined by the Bel-Robinson tensor with coefficients such that the energy is negative.
引用
收藏
页码:3013 / 3023
页数:11
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