CBR temperature fluctuations induced by gravitational waves in a spatially closed inflationary universe

Bruce Allen, R. R. Caldwell, and Scott Koranda
Phys. Rev. D 51, 1553 – Published 15 February 1995
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Abstract

Primordial gravitational waves are created during the de Sitter phase of an exponentially, expanding (inflationary) universe, due to quantum zero-point vacuum fluctuations. These waves produce fluctuations in the temperature of the cosmic background radiation (CBR). We calculate the multipole moments of the correlation function for these temperature fluctuations in a spatially closed Friedmann-Robertson-Walker (FRW) cosmological model. The results are compared to the corresponding multipoles in the spatially flat case. The differences are small unless the density parameter today, Ω0, is greater than 2.

  • Received 6 October 1994

DOI:https://doi.org/10.1103/PhysRevD.51.1553

©1995 American Physical Society

Authors & Affiliations

Bruce Allen

  • Department of Physics, University of Wisconsin--Milwaukee, P.O. Box 413, Milwaukee, Wisconsin 53201

R. R. Caldwell

  • NASA/Fermilab Astrophysics Center, Fermi National Accelerator Laboratotry, P.O. Box 500, Batavia, Illinois 60510
  • Department of Applied Mathematics and Theoretical Physics, University of Cambridge, Silver Street, Cambridge, C83 9EW, United Kingdom

Scott Koranda

  • Department of Physics, University of Wisconsin--Milwaukee, P.O. Box 413, Milwaukee, Wisconsin 53201

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Vol. 51, Iss. 4 — 15 February 1995

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