Please use this identifier to cite or link to this item:
http://hdl.handle.net/2445/131778
Title: | Searches for Majorana neutrinos in B- decays |
Author: | Abellan Beteta, Carlos Calvo Gómez, Míriam Camboni, Alessandro Comerma Montells, Albert Domingo Bonal, Francesc Garrido Beltrán, Lluís Gascón Fora, David Grabalosa Gándara, Marc Graciani Díaz, Ricardo Graugés Pous, Eugeni López Asamar, Elias Musy, Marco Pérez-Calero Yzquierdo, Antonio Picatoste Olloqui, Eduardo Pie Valls, B. (Blai) Potterat, Cédric Puig Navarro, Albert Roselló, M. Ruiz, Hugo (Ruiz Pérez) Vázquez Gómez, Ricard Vilasis-Cardona, Xavier LHCb Collaboration |
Keywords: | Física de partícules Experiments Neutrins Particle physics Experiments Neutrinos |
Issue Date: | 1-Jun-2012 |
Publisher: | American Physical Society |
Abstract: | Searches for heavy Majorana neutrinos in B − decays in final states containing hadrons plus a μ − μ − pair have been performed using 0.41 fb − 1 of data collected with the LHCb detector in proton-proton collisions at a center-of-mass energy of 7 TeV. The D + μ − μ − and D * + μ − μ − final states can arise from the presence of virtual Majorana neutrinos of any mass. Other final states containing π + , D + s , or D 0 π + can be mediated by an on-shell Majorana neutrino. No signals are found and upper limits are set on Majorana neutrino production as a function of mass, and also on the B − decay branching fractions. |
Note: | Reproducció del document publicat a: https://doi.org/10.1103/PhysRevD.85.112004 |
It is part of: | Physical Review D, 2012, vol. 85, num. 11, p. 112004 |
URI: | http://hdl.handle.net/2445/131778 |
Related resource: | https://doi.org/10.1103/PhysRevD.85.112004 |
ISSN: | 1550-7998 |
Appears in Collections: | Articles publicats en revistes (Física de la Matèria Condensada) Articles publicats en revistes (Física Quàntica i Astrofísica) Articles publicats en revistes (Enginyeria Electrònica i Biomèdica) Articles publicats en revistes (Institut de Ciències del Cosmos (ICCUB)) |
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