Resolving the singularity of the Hawking-Turok type instanton
General Relativity and Quantum Cosmology
2009-10-31 v2 Astrophysics
Abstract
We point out that the singular instanton of Hawking-Turok type, in which the singularity occurs due to the divergence of a massless scalar field, can be generated by Euclideanized regular -brane solutions in string (or M-) theory upon compactification to four dimensions.
Cite
@article{arxiv.gr-qc/9810002,
title = {Resolving the singularity of the Hawking-Turok type instanton},
author = {Takeshi Chiba},
journal= {arXiv preprint arXiv:gr-qc/9810002},
year = {2009}
}
Comments
minor changes, 8 pages, to be published in Phys.Lett.B