Bulk viscosity and deflationary universes
classification
🌌 astro-ph
keywords
bulkviscosityanalyzecannotcoherentconditionsdeflationarydescribe
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We analyze the conditions that make possible the description of entropy generation in the new inflationary model by means of a nearequilibrium process. We show that there are situations in which the bulk viscosity cannot describe particle production during the coherent field oscillations phase.
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