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2014

Entanglement Entropy of de Sitter Space \alpha-Vacua

Iizuka, Norihiro, Noumi, Toshifumi, Ogawa, Noriaki

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We generalize the analysis of arXiv:1210.7244 to de Sitter space \alpha-vacua and compute the entanglement entropy of a free scalar for the half-sphere at late time.

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E. Mottola, Phys.Rev. D31
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M. Sasaki, T. Tanaka, and K. Yamamoto, Phys.Rev. D51
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S. Kanno, J. Murugan, J. P. Shock, and J. Soda, (2014), arXiv:1404.6815v1 [hep-th]
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