Majorana neutrinos with effective interactions in B decays

Duarte, Lucía - Peressutti, Javier - Sampayo, Oscar A.

Resumen:

We investigate the possible contribution of Majorana neutrinos to Bmeson decays in an effective interactionformalism, in the mass range 0.5GeV

Detalles Bibliográficos
2019
Inglés
Universidad de la República
COLIBRI
https://hdl.handle.net/20.500.12008/21617
https://doi.org/10.1140/epjc/s10052-019-7104-x
Acceso abierto
Licencia Creative Common Atribución (CC-BY)
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author Duarte, Lucía
author2 Peressutti, Javier
Sampayo, Oscar A.
author2_role author
author
author_facet Duarte, Lucía
Peressutti, Javier
Sampayo, Oscar A.
author_role author
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http://localhost:8080/xmlui/bitstream/20.500.12008/21617/1/MajoranaNeutrinosWithEffective.pdf
collection COLIBRI
dc.contributor.filiacion.none.fl_str_mv Duarte Lucía, Universidad de la República (Uruguay). Facultad de Ingeniería
Peressutti Javier, Instituto de Investigaciones Físicas de Mar del Plata (Argentina)
Sampayo Oscar A., Universidad Nacional de Mar del Plata (Argentina). Departamento de Física
dc.creator.none.fl_str_mv Duarte, Lucía
Peressutti, Javier
Sampayo, Oscar A.
dc.date.accessioned.none.fl_str_mv 2019-08-02T15:48:49Z
dc.date.available.none.fl_str_mv 2019-08-02T15:48:49Z
dc.date.issued.none.fl_str_mv 2019
dc.description.abstract.none.fl_txt_mv We investigate the possible contribution of Majorana neutrinos to Bmeson decays in an effective interactionformalism, in the mass range 0.5GeV<mN<5GeV.We study the decay of the B meson via B−→μ−μ−π+at LHCb, which is a signal for leptonic number violationand the presence of Majorana neutrinos, and put bounds ondifferent new physics contributions, characterized by their Dirac- Lorentz structure. We also study the bounds imposedby the radiative B decay (B−→μ−νγ) results from Belle.The obtained bounds are more restrictive than previous values found for dimension 6 four-fermion contact vectorial andscalar Majorana neutrino interactions in the context of the left–right symmetric model for higher Majorana masses at the LHC, showing that the direct calculation of the effective N interactions contribution to different processes can help toput more stringent bounds to different UV-complete modelsparameterized by an effective Lagrangian.
dc.format.extent.es.fl_str_mv 14 p.
dc.format.mimetype.en.fl_str_mv application/pdf
dc.identifier.citation.es.fl_str_mv Duarte, L, Peressutti, J y Sampayo, O. "Majorana neutrinos with effective interactions in B decays". European Physical Journal C: Particles and Fields [en línea] 2019, v. 79.p. https://doi.org/10.1140/epjc/s10052-019-7104-x
dc.identifier.doi.none.fl_str_mv https://doi.org/10.1140/epjc/s10052-019-7104-x
dc.identifier.eissn.none.fl_str_mv 1434-6052
dc.identifier.uri.none.fl_str_mv https://hdl.handle.net/20.500.12008/21617
dc.language.iso.none.fl_str_mv en
eng
dc.publisher.es.fl_str_mv Springer
dc.relation.ispartof.en.fl_str_mv European Physical Journal C: Particles and Fields, 2019, v. 79
dc.rights.license.none.fl_str_mv Licencia Creative Common Atribución (CC-BY)
dc.rights.none.fl_str_mv info:eu-repo/semantics/openAccess
dc.source.none.fl_str_mv reponame:COLIBRI
instname:Universidad de la República
instacron:Universidad de la República
dc.title.none.fl_str_mv Majorana neutrinos with effective interactions in B decays
dc.type.es.fl_str_mv Artículo
dc.type.none.fl_str_mv info:eu-repo/semantics/article
dc.type.version.none.fl_str_mv info:eu-repo/semantics/publishedVersion
description We investigate the possible contribution of Majorana neutrinos to Bmeson decays in an effective interactionformalism, in the mass range 0.5GeV<mN<5GeV.We study the decay of the B meson via B−→μ−μ−π+at LHCb, which is a signal for leptonic number violationand the presence of Majorana neutrinos, and put bounds ondifferent new physics contributions, characterized by their Dirac- Lorentz structure. We also study the bounds imposedby the radiative B decay (B−→μ−νγ) results from Belle.The obtained bounds are more restrictive than previous values found for dimension 6 four-fermion contact vectorial andscalar Majorana neutrino interactions in the context of the left–right symmetric model for higher Majorana masses at the LHC, showing that the direct calculation of the effective N interactions contribution to different processes can help toput more stringent bounds to different UV-complete modelsparameterized by an effective Lagrangian.
eu_rights_str_mv openAccess
format article
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identifier_str_mv Duarte, L, Peressutti, J y Sampayo, O. "Majorana neutrinos with effective interactions in B decays". European Physical Journal C: Particles and Fields [en línea] 2019, v. 79.p. https://doi.org/10.1140/epjc/s10052-019-7104-x
1434-6052
instacron_str Universidad de la República
institution Universidad de la República
instname_str Universidad de la República
language eng
language_invalid_str_mv en
network_acronym_str COLIBRI
network_name_str COLIBRI
oai_identifier_str oai:colibri.udelar.edu.uy:20.500.12008/21617
publishDate 2019
reponame_str COLIBRI
repository.mail.fl_str_mv mabel.seroubian@seciu.edu.uy
repository.name.fl_str_mv COLIBRI - Universidad de la República
repository_id_str 4771
rights_invalid_str_mv Licencia Creative Common Atribución (CC-BY)
spelling Duarte Lucía, Universidad de la República (Uruguay). Facultad de IngenieríaPeressutti Javier, Instituto de Investigaciones Físicas de Mar del Plata (Argentina)Sampayo Oscar A., Universidad Nacional de Mar del Plata (Argentina). Departamento de Física2019-08-02T15:48:49Z2019-08-02T15:48:49Z2019Duarte, L, Peressutti, J y Sampayo, O. "Majorana neutrinos with effective interactions in B decays". European Physical Journal C: Particles and Fields [en línea] 2019, v. 79.p. https://doi.org/10.1140/epjc/s10052-019-7104-xhttps://hdl.handle.net/20.500.12008/21617https://doi.org/10.1140/epjc/s10052-019-7104-x1434-6052We investigate the possible contribution of Majorana neutrinos to Bmeson decays in an effective interactionformalism, in the mass range 0.5GeV<mN<5GeV.We study the decay of the B meson via B−→μ−μ−π+at LHCb, which is a signal for leptonic number violationand the presence of Majorana neutrinos, and put bounds ondifferent new physics contributions, characterized by their Dirac- Lorentz structure. We also study the bounds imposedby the radiative B decay (B−→μ−νγ) results from Belle.The obtained bounds are more restrictive than previous values found for dimension 6 four-fermion contact vectorial andscalar Majorana neutrino interactions in the context of the left–right symmetric model for higher Majorana masses at the LHC, showing that the direct calculation of the effective N interactions contribution to different processes can help toput more stringent bounds to different UV-complete modelsparameterized by an effective Lagrangian.Submitted by Seroubian Mabel (mabel.seroubian@seciu.edu.uy) on 2019-08-02T15:48:49Z No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) MajoranaNeutrinosWithEffective.pdf: 912420 bytes, checksum: 5f52252b908dbe7db243c04502023cfd (MD5)Made available in DSpace on 2019-08-02T15:48:49Z (GMT). No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) MajoranaNeutrinosWithEffective.pdf: 912420 bytes, checksum: 5f52252b908dbe7db243c04502023cfd (MD5) Previous issue date: 201914 p.application/pdfenengSpringerEuropean Physical Journal C: Particles and Fields, 2019, v. 79Las obras depositadas en el Repositorio se rigen por la Ordenanza de los Derechos de la Propiedad Intelectual de la Universidad de la República.(Res. Nº 91 de C.D.C. de 8/III/1994 – D.O. 7/IV/1994) y por la Ordenanza del Repositorio Abierto de la Universidad de la República (Res. 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- Universidad de la Repúblicafalse
spellingShingle Majorana neutrinos with effective interactions in B decays
Duarte, Lucía
status_str publishedVersion
title Majorana neutrinos with effective interactions in B decays
title_full Majorana neutrinos with effective interactions in B decays
title_fullStr Majorana neutrinos with effective interactions in B decays
title_full_unstemmed Majorana neutrinos with effective interactions in B decays
title_short Majorana neutrinos with effective interactions in B decays
title_sort Majorana neutrinos with effective interactions in B decays
url https://hdl.handle.net/20.500.12008/21617
https://doi.org/10.1140/epjc/s10052-019-7104-x