Lensing and CMB Anisotropies by Cosmic Strings at a Junction
High Energy Physics - Theory
2008-11-26 v1 Astrophysics
General Relativity and Quantum Cosmology
Abstract
The metric around straight arbitrarily-oriented cosmic strings forming a stationary junction is obtained at the linearized level. It is shown that the geometry is flat. The sum rules for lensing by this configuration and the anisotropies of the CMB are obtained.
Keywords
Cite
@article{arxiv.0710.1636,
title = {Lensing and CMB Anisotropies by Cosmic Strings at a Junction},
author = {Robert Brandenberger and Hassan Firouzjahi and Johanna Karouby},
journal= {arXiv preprint arXiv:0710.1636},
year = {2008}
}
Comments
17 pages, 2 figures