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Decoupling, lepton flavour violation and leptogenesis

2005/05/10 by Krzysztof Turzyński, Krzysztof Turzynski, Turzynski, Krzysztof
Physics and Astronomy · #Particle physics theoretical and experimental studies #hep-ph

paper · pdf · doi:10.48550/arxiv.hep-ph/0505078

6 pages, 2 figures, talk given at the XXXXth Recontres de Moriond on Electroweak Interactions and Unified Theories, La Thuile, Italy, 5-12 Mar 2005

arxiv created 2005/05/10 · arxiv updated 2009/12/01

Abstract

Several classes of neutrino mass models, which can naturally account for hierarchical masses and the bi-large pattern of neutrino mixing, are constructed from a bottom-up perspective based on the idea of decoupling of one right-chiral neutrino from the seesaw mechanism. The interplay between the predictions for the lepton-flavour violation in the MSSM with universal soft masses and for leptogenesis is studied. In particular, classes of neutrino mass models in which successful leptogenesis implies BR(mu->e gamma) potentially observable in upcoming experiments are identified.

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