Scotogenic dark matter and Dirac neutrinos from unbroken gauged − Symmetry

Julio Leite (AHEP Group, Institut de Física Corpuscular – C.S.I.C./Universitat de València, Parc Científic de Paterna, C/ Catedrático José Beltrán, 2, Paterna, Spain; Centro de Ciências Naturais e Humanas, Universidade Federal do ABC, Santo André, Brazil) ; América Morales (Departamento de Física, DCI, Campus León, Universidad de Guanajuato, Loma del Bosque 103, Lomas del Campestre, León, Mexico) ; José W.F. Valle (AHEP Group, Institut de Física Corpuscular – C.S.I.C./Universitat de València, Parc Científic de Paterna, C/ Catedrático José Beltrán, 2, Paterna, Spain) ; Carlos A. Vaquera-Araujo (Consejo Nacional de Ciencia y Tecnología, Av. Insurgentes Sur 1582, Colonia Crédito Constructor, Del. Benito Juárez, Ciudad de México, Mexico; Departamento de Física, DCI, Campus León, Universidad de Guanajuato, Loma del Bosque 103, Lomas del Campestre, León, Mexico)

We propose a simple extension of the standard model where neutrinos get naturally small “scotogenic” Dirac masses from an unbroken gauged BL symmetry, ensuring dark matter stability. The associated gauge boson gets mass through the Stueckelberg mechanism. Two scenarios are identified, and the resulting phenomenology briefly sketched.

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      "surname": "Valle", 
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      "title": "Scotogenic dark matter and Dirac neutrinos from unbroken gauged \u2212 Symmetry"
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      "value": "We propose a simple extension of the standard model where neutrinos get naturally small \u201cscotogenic\u201d Dirac masses from an unbroken gauged <math><mi>B</mi><mo>\u2212</mo><mi>L</mi></math> symmetry, ensuring dark matter stability. The associated gauge boson gets mass through the Stueckelberg mechanism. Two scenarios are identified, and the resulting phenomenology briefly sketched."
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Published on:
04 June 2020
Publisher:
Elsevier
Published in:
Physics Letters B , Volume 950 C (2020)

Article ID: 135537
DOI:
https://doi.org/10.1016/j.physletb.2020.135537
Copyrights:
The Author(s)
Licence:
CC-BY-3.0

Fulltext files: