Heat Kernel Expansion for Semitransparent Boundaries
High Energy Physics - Theory
2008-11-26 v1
Abstract
We study the heat kernel for an operator of Laplace type with a -function potential concentrated on a closed surface. We derive the general form of the small asymptotics and calculate explicitly several first heat kernel coefficients.
Cite
@article{arxiv.hep-th/9907076,
title = {Heat Kernel Expansion for Semitransparent Boundaries},
author = {M. Bordag and D. V. Vassilevich},
journal= {arXiv preprint arXiv:hep-th/9907076},
year = {2008}
}
Comments
16 pages