English

Vacuum polarization around a three-dimensional black hole

General Relativity and Quantum Cosmology 2020-05-11 v2

Abstract

We calculate the Euclidean propagator for a conformally coupled massless scalar field in the background of the three-dimensional black hole. The expectation value φ2\langle\varphi^2\rangle in the Hartle-Hawking state is obtained in the spacetime.

Keywords

Cite

@article{arxiv.1505.03958,
  title  = {Vacuum polarization around a three-dimensional black hole},
  author = {Kiyoshi Shiraishi and Takuya Maki},
  journal= {arXiv preprint arXiv:1505.03958},
  year   = {2020}
}

Comments

6 pages, 1 figure. typos fixed

R2 v1 2026-06-22T09:34:45.052Z