Instanton Solution in Tachyon Cosmology

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We find an exact classical solution in Euclidean gravity coupled to a scalar field with a particular form of potential commonly used in tachyon cosmology. This solution represents a tunneling between two vacua.
7 pages, 1 figure

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High Energy Physics - Theory

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http://salesiana.dossiersoluciones.com/handle/123456789/192623

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0705.3291
 http://arxiv.org/abs/0705.3291
 Phys.Lett.B658:241-243,2008
 doi:10.1016/j.physletb.2007.06.046

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arXiv