Are the String and Einstein Frames Equivalent
General Relativity and Quantum Cosmology
2009-11-07 v1
Abstract
The low energy physics as predicted by strings can be expressed in two (conformally related) different variables, usually called {\em frames}. The problem is raised as to whether it is physically possible in some situations to tell one from the other.
Keywords
Cite
@article{arxiv.gr-qc/0111031,
title = {Are the String and Einstein Frames Equivalent},
author = {Enrique Alvarez and Jorge Conde},
journal= {arXiv preprint arXiv:gr-qc/0111031},
year = {2009}
}
Comments
12 pages, LaTeX