Geodesic deviation and particle creation in curved spacetimes |
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Authors: | A Mironov A Morozov T N Tomaras |
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Institution: | 1.Lebedev Physical Institute,Russian Academy of Sciences,Moscow,Russia;2.Institute for Theoretical and Experimental Physics,Russian Academy of Sciences,Moscow,Russia;3.Department of Physics,University of Crete,Heraklion,Greece |
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Abstract: | A quantum mechanical picture, relating accelerated geodesic deviation to creation of massive particles via quantum tunneling
in curved background spacetimes, is presented. The effect is analogous to pair production by an electric field and leads naturally
to production of massive particles in de Sitter and superluminal FRW spacetimes. The probability of particle production in
de Sitter space per unit volume and time is computed in a leading semiclassical approximation and shown to coincide with the
previously obtained expression. |
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Keywords: | |
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