A1 Journal article (refereed)
Nuclear matrix elements for Majoron-emitting double-β decay (2021)

Kotila, J., & Iachello, F. (2021). Nuclear matrix elements for Majoron-emitting double-β decay. Physical Review C, 103(4), Article 044302. https://doi.org/10.1103/PhysRevC.103.044302

JYU authors or editors

Publication details

All authors or editors: Kotila, J.; Iachello, F.

Journal or series: Physical Review C

ISSN: 2469-9985

eISSN: 2469-9993

Publication year: 2021

Volume: 103

Issue number: 4

Article number: 044302

Publisher: American Physical Society (APS)

Publication country: United States

Publication language: English

DOI: https://doi.org/10.1103/PhysRevC.103.044302

Publication open access: Not open

Publication channel open access:

Publication is parallel published (JYX): https://jyx.jyu.fi/handle/123456789/75022

Web address of parallel published publication (pre-print): https://arxiv.org/abs/2104.02327


A complete calculation of the nuclear matrix elements (NME) for Majoron emitting neutrinoless double beta decay within the framework of IBM-2 for spectral indices n=1,3,7 is presented. By combining the results of this calculation with previously calculated phase space factors (PSF) we give predictions for expected half-lives. By comparing with experimental limits on the half-lives we set limits on the coupling constants ⟨gMee⟩ of all proposed Majoron-emitting models.

Keywords: nuclear physics; particle physics

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Ministry reporting: Yes

Preliminary JUFO rating: 2

Last updated on 2021-17-09 at 16:47