Neutrino Viscosity and the Isotropy of Primordial Blackbody Radiation
- 28 August 1967
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 19 (9) , 533-535
- https://doi.org/10.1103/physrevlett.19.533
Abstract
Viscosity due to the long mean free paths of electron neutrinos in the primordial fireball just before scattering stops at °K reduces any homogeneous anisotropy in the expansion of the universe to a level which does not effect the expansion rate significantly thereafter.
Keywords
This publication has 19 references indexed in Scilit:
- Isotropy and Homogeneity of the Universe from Measurements of the Cosmic Microwave BackgroundPhysical Review Letters, 1967
- Primordial Element Formation, Primordial Magnetic Fields, and the Isotropy of the UniverseThe Astrophysical Journal, 1967
- Measurement of the Minimum Cosmic Background Radiation at 20.7-cm Wave-LengthNature, 1966
- Cosmic Microwave Radiation at 2.63 mm from Observations of Interstellar CNPhysical Review Letters, 1966
- Cosmic Black-Body Radiation atmmPhysical Review Letters, 1966
- Cosmic Background Radiation at 3.2 cm-Support for Cosmic Black-Body RadiationPhysical Review Letters, 1966
- A Measurement of Excess Antenna Temperature at 4080 Mc/s.The Astrophysical Journal, 1965
- Cosmic Black-Body Radiation.The Astrophysical Journal, 1965
- Evolution of the UniverseNature, 1948
- The Evolution of the UniverseNature, 1948