Cosmological Constraints on a Massive Neutrino
arXiv:0907.2007 · doi:10.1143/PTP.122.205
Abstract
The paper by Sato and Kobayashi in 1977 studied the cosmological effects of a massive neutrino and obtained constraints on its properties. This paper initiated many studies to use cosmology as a laboratory of particle physics or to use particle physics to explore the very early universe.
paper prepared for the special issue "Commemorating the Nobel Prize Awarded to M. Kobayashi and T. Maskawa" in Progress of Theoretical Physics