Quasilocal Energy-Momentum for Geometric Gravity Theories
General Relativity and Quantum Cosmology
2009-10-22 v2
Abstract
From a covariant Hamiltonian formulation, using symplectic ideas, we obtain covariant quasilocal energy-momentum boundary expressions for general gravity theories. The expressions depend upon which variables are fixed on the boundary, a reference configuration and a displacement vector field. We consider applications to Einstein's theory, black hole thermodynamics and alternate spinor expressions.
Keywords
Cite
@article{arxiv.gr-qc/9411048,
title = {Quasilocal Energy-Momentum for Geometric Gravity Theories},
author = {Chiang-Mei Chen and James M. Nester and Roh Suan Tung},
journal= {arXiv preprint arXiv:gr-qc/9411048},
year = {2009}
}
Comments
10 pages, latex (with elsart.sty), revised text with same results, to appear in Phys.Lett.A