NURE : An ERC project to study nuclear reactions for neutrinoless double beta decay
Cavallaro, M., Aciksoz, E., Acosta, L., Agodi, C., Auerbach, N., Bellone, J., Bijker, R., Bianco, S., Bonanno, D., Bongiovanni, D., Borello-Lewin, T., Boztosun, I., Branchina, V., Bussa, M.P., Busso, L., Calabrese, S., Calabretta, L., Calanna, A., Calvo, D., . . . Zagatto, V.A.B. (2017). NURE : An ERC project to study nuclear reactions for neutrinoless double beta decay. In Bormio 2017 : 55th International Winter Meeting on Nuclear Physics (Article 015). Sissa. POS Proceedings of Science, 302. https://doi.org/10.22323/1.302.0015
Julkaistu sarjassa
POS Proceedings of ScienceTekijät
Foti, A. |
Päivämäärä
2017Tekijänoikeudet
© Authors 2017
Neutrinoless double beta decay (0νββ) is considered the best potential resource to determine the absolute neutrino mass scale. Moreover, if observed, it will signal that the total lepton number is not conserved and neutrinos are their own anti-particles. Presently, this physics case is one of the most important research “beyond Standard Model” and might guide the way towards a Grand Unified Theory of fundamental interactions.
Since the ββ decay process involves nuclei, its analysis necessarily implies nuclear structure issues. The 0νββ decay rate can be expressed as a product of independent factors: the phase-space factors, the nuclear matrix elements (NME) and a function of the masses of the neutrino species. Thus the knowledge of the NME can give information on the neutrino mass scale, if the 0νββ decay rate is measured.
In the NURE project, supported by a Starting Grant of the European Research Council, nuclear reactions of double charge-exchange (DCE) will be used as a tool to extract information on the ββ NME. In DCE reactions and ββ decay, the initial and final nuclear states are the same and the transition operators have similar structure. Thus the measurement of the DCE absolute cross-sections can give crucial information on ββ matrix elements.
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Julkaisija
SissaKonferenssi
International Winter Meeting on Nuclear PhysicsKuuluu julkaisuun
Bormio 2017 : 55th International Winter Meeting on Nuclear PhysicsISSN Hae Julkaisufoorumista
1824-8039Asiasanat
Julkaisu tutkimustietojärjestelmässä
https://converis.jyu.fi/converis/portal/detail/Publication/177472799
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This project has received funding from the European Research Council (ERC) under the European Union’s Horizon 2020 research and innovation programme (grant agreement No 714625).Lisenssi
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Measuring nuclear reaction cross sections to extract information on neutrinoless double beta decay
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