CERN Accelerating science

Article
Report number arXiv:1906.11869 ; CP3-19-32
Title Testability of leptogenesis with three RH-neutrinos below the electroweak scale
Author(s) Lucente, Michele (Louvain U., CP3)
Publication 2019
Imprint 2019-06-27
Number of pages 6
Note 6 pages, 2 figures. To appear in the proceedings of the Rencontres de Moriond EW 2019, 16-23 March 2019 in La Thuile, Italy
In: 54th Rencontres de Moriond on Electroweak Interactions and Unified Theories, La Thuile, Italy, 16 - 23 Mar 2019, pp.209-214
Subject category hep-ex ; Particle Physics - Experiment ; hep-ph ; Particle Physics - Phenomenology
Abstract The Standard Model extended with right-handed neutrinos whose masses are below the electroweak scale provides a simultaneous solution for the origin of neutrino masses and of the baryon asymmetry of the Universe, that can be tested in current experiments. If three right-handed neutrinos participate to the processes, their parameter space of solutions extends to very large mixing angles, saturating the current experimental constraints. Solutions with right-handed neutrino masses at the GeV scale can be probed in the decay of $B$ mesons at the LHC. For this channel the collision of isotopes of intermediate mass such as Ar provides a better sensitivity per unit of running time compared to collisions with protons.
Copyright/License preprint: (License: arXiv nonexclusive-distrib 1.0)
publication: © Published by ARISF, 2019



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