Leading Order Textures for Lepton Mass Matrices

dc.creatorHall, Lawrence J.
dc.creatorSmith, David
dc.date1998-12-10
dc.date1998-12-16
dc.date.accessioned2026-07-07T11:47:52Z
dc.date.available2026-07-07T11:47:52Z
dc.descriptionIn theories with three light neutrinos, certain simplicity assumptions allow the construction of a complete list of leading order lepton mass matrices. These matrices are consistent with m_{tau} \neq 0, Delta m^2_{12} \ll Delta m^2_{23}, theta_{23} approx 1, and theta_{13} = 0, as suggested by measurements of atmospheric and solar neutrino fluxes. The list contains twelve generic cases: two have three degenerate neutrinos, eight have two neutrinos forming a Dirac state, and in only two cases is one neutrino much heavier than the other two. For each of these twelve generic cases the possible forms for the perturbations which yield m_{mu} are given. Ten special textures are also found.
dc.description17 pages, added references
dc.identifierhttps://arxiv.org/abs/hep-ph/9812308
dc.identifierhttp://arxiv.org/abs/hep-ph/9812308
dc.identifierPhys.Rev.D59:113013,1999
dc.identifierdoi:10.1103/PhysRevD.59.113013
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/202723
dc.subjectHigh Energy Physics - Phenomenology
dc.titleLeading Order Textures for Lepton Mass Matrices
dc.typetext

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