New four-dimensional black hole solutions of Brans-Dicke equations with a negative constant ω, coupled to a massless scalar field, are presented. The temperature of these black holes is zero and the horizon area is infinite. An astrophysical application is also discussed.
@article{arxiv.gr-qc/0305053,
title = {Cold scalar-tensor black holes coupled to a massless scalar field},
author = {Stoytcho S. Yazadjiev},
journal= {arXiv preprint arXiv:gr-qc/0305053},
year = {2007}
}