Vacuum polarization in a cosmic string spacetime induced by flat boundary
High Energy Physics - Theory
2011-11-18 v1
Abstract
In this paper we analyze the vacuum expectation values of the field squared and the energy-momentum tensor associated to a massive scalar field in a higher dimensional cosmic string spacetime, obeying Dirichlet or Neumann boundary conditions on the surface orthogonal to the string.
Cite
@article{arxiv.1106.2450,
title = {Vacuum polarization in a cosmic string spacetime induced by flat boundary},
author = {Eugênio R. Bezerra de Mello and Aram A. Saharian},
journal= {arXiv preprint arXiv:1106.2450},
year = {2011}
}
Comments
12 pages, 5 figures, talk presented at the 8th Alexander Friedmann International Seminar on Gravitation and Cosmology, in Rio de Janeiro, Brazil