Neutrino magnetic moment and a 17-keV ντ

Choudhury, Debajyoti ; Sarkar, Utpal (1992) Neutrino magnetic moment and a 17-keV ντ Physical Review Letters, 68 (19). pp. 2875-2878. ISSN 0031-9007

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Official URL: http://prl.aps.org/abstract/PRL/v68/i19/p2875_1

Related URL: http://dx.doi.org/10.1103/PhysRevLett.68.2875

Abstract

We present a SU(2)H model that can simultaneously accommodate a 17-keV pseudo Dirac neutrino ντ as well as a large transition magnetic moment for nearly massless νe and νμ. While the small Dirac term is generated radiatively, the mass corrections for the light neutrinos remain suppressed even on breaking the Voloshin-type SU(2)ν symmetry. The cosmological constraints are met by a rapid decay of the ντ into a νμ and a singlet-doublet Majoron.

Item Type:Article
Source:Copyright of this article belongs to The American Physical Society.
ID Code:45484
Deposited On:28 Jun 2011 04:58
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