Lensing and CMB Anisotropies by Cosmic Strings at a Junction

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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.
17 pages, 2 figures

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High Energy Physics - Theory, Astrophysics, General Relativity and Quantum Cosmology

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http://salesiana.dossiersoluciones.com/handle/123456789/193834

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0710.1636
 http://arxiv.org/abs/0710.1636
 Phys.Rev.D77:083502,2008
 doi:10.1103/PhysRevD.77.083502

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arXiv