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Shell model progress on neutrinoless double beta decay: nuclear matrix element uncertainties, neutrino exchange mechanism in seesaw models

Menéndez, Javier (2024)
Shell model progress on neutrinoless double beta decay: nuclear matrix element uncertainties, neutrino exchange mechanism in seesaw models.
In: Journal of Physics: Conference Series, 2011, 312 (7)
doi: 10.26083/tuprints-00020758
Article, Secondary publication, Publisher's Version

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Item Type: Article
Type of entry: Secondary publication
Title: Shell model progress on neutrinoless double beta decay: nuclear matrix element uncertainties, neutrino exchange mechanism in seesaw models
Language: English
Date: 23 January 2024
Place of Publication: Darmstadt
Year of primary publication: 2011
Place of primary publication: Bristol
Publisher: IOP Publishing
Journal or Publication Title: Journal of Physics: Conference Series
Volume of the journal: 312
Issue Number: 7
Collation: 6 Seiten
DOI: 10.26083/tuprints-00020758
Corresponding Links:
Origin: Secondary publication DeepGreen
Abstract:

We study the neutrinoless double beta decay in the context of the interacting shell model. Firstly, we estimate the uncertainties associated to the different approximations performed in the calculation of the nuclear matrix elements, which are necessary to obtain information about the neutrino masses. We then study the dependence of the nuclear matrix elements on the mass of the exchanged neutrinos and we discuss, within the type I seesaw model, which will be the contribution to the neutrinoless double beta decay rate of the different extra neutrinos, depending on their mass range. We also discuss how seesaw models could reconcile large rates of neutrinoless double beta decay with stringent cosmological bounds on neutrino masses.

Status: Publisher's Version
URN: urn:nbn:de:tuda-tuprints-207581
Additional Information:

International Nuclear Physics Conference 2010 (INPC2010)

Classification DDC: 500 Science and mathematics > 530 Physics
Divisions: 05 Department of Physics > Institute of Nuclear Physics
Date Deposited: 23 Jan 2024 10:16
Last Modified: 27 Feb 2024 07:23
SWORD Depositor: Deep Green
URI: https://tuprints.ulb.tu-darmstadt.de/id/eprint/20758
PPN: 515810037
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