Leptogenesis withoutCPviolation at low energies

2002/07/25 by M. N. Rebelo · 4 citations
Physics and Astronomy · #Dark Matter and Cosmic Phenomena #Neutrino Physics Research #Particle physics theoretical and experimental studies #hep-ph

paper · pdf · doi:10.1103/physrevd.67.013008

published as Phys.Rev.D67:013008,2003 · 7 pages, no figures. One comment and references added. Version proof read

arxiv created 2002/07/25 · openalex publication_date 2003/01/27 · arxiv updated 2009/11/30 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/28

Abstract

In this paper we give a class of examples where the decays of the heavy Majorana neutrinos may violate CP even if there is no CP violation at low energies, i.e., where leptogenesis can take place without Majorana- or Dirac-type CP phases at low energies.

Citations

• Direct Evidence for Neutrino Flavor Transformation from Neutral-Current Interactions in the Sudbury Neutrino Observatory
• Measurement of Day and Night Neutrino Energy Spectra at SNO and Constraints on Neutrino Mixing Parameters
• Measurement of the rate of nu_e + d --> p + p + e^- interactions produced by 8B solar neutrinos at the Sudbury Neutrino Observatory

Cited by

• Neutrino helicity asymmetries in leptogenesis
• Leptogenesis in seesaw models with a two-fold-degenerate neutrino Dirac mass matrix
• Thermal leptogenesis in a model with mass varying neutrinos
• Leptogenesis and a Jarlskog Invariant