• Quantum mechanics in the de sitter spacetime and inflationary scenario

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      https://www.ias.ac.in/article/fulltext/joaa/006/04/0239-0246

    • Keywords

       

      gravitation; quantum fluctuations; universe; inflationary

    • Abstract

       

      We consider the effect of quantizing the homogeneous mode of a scalar field on inflation. It is shown that any semiclassical description of the scalar field is bound to lead to density inhomogeneities which are unacceptably large.

    • Author Affiliations

       

      T. Padmanabhan1

      1. Tata Institute of Fundamental Research, Homi Bhabha Road, Bombay - 400005
    • Dates

       
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