Particle decay in de Sitter spacetime via quantum tunneling
General Relativity and Quantum Cosmology
2010-02-22 v4 High Energy Physics - Phenomenology
Abstract
The quantum tunneling process of decay of the composite particle in the de Sitter vacuum looks as thermal radiation with the effective temperature twice larger than the Hawking temperature associated with the cosmological horizon.
Cite
@article{arxiv.0905.4639,
title = {Particle decay in de Sitter spacetime via quantum tunneling},
author = {G. E. Volovik},
journal= {arXiv preprint arXiv:0905.4639},
year = {2010}
}
Comments
5 pages, no figures, JETP Lett. style, version accepted in JETP Lett