publication . Article . 2018

Nonminimal 331 model for lepton flavor universality violation in b→sℓℓ decays

Descotes-Genon, S.; Moscati, M.; Ricciardi, G.;
Open Access English
  • Published: 27 Dec 2018
  • Publisher: APS
Abstract
The 331 models constitute an extension of the Standard Model (SM) obtained by enlarging the SM gauge group <math><mi>S</mi><mi>U</mi><mo>(</mo><mn>3</mn><msub><mo>)</mo><mi>C</mi></msub><mo>×</mo><mi>S</mi><mi>U</mi><mo>(</mo><mn>2</mn><msub><mo>)</mo><mi>L</mi></msub><mo>×</mo><mi>U</mi><mo>(</mo><mn>1</mn><msub><mo>)</mo><mi>Y</mi></msub></math> to the group <math><mi>S</mi><mi>U</mi><mo>(</mo><mn>3</mn><msub><mo>)</mo><mi>C</mi></msub><mo>×</mo><mi>S</mi><mi>U</mi><mo>(</mo><mn>3</mn><msub><mo>)</mo><mi>L</mi></msub><mo>×</mo><mi>U</mi><mo>(</mo><mn>1</mn><msub><mo>)</mo><mi>X</mi></msub></math>. We investigate how a nonminimal 331 model may embed lepton flav...
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RBI-T-WINNING
Ruđer Bošković Institute: Twinning for a step forward of the Theoretical Physics Division
  • Funder: European Commission (EC)
  • Project Code: 692194
  • Funding stream: H2020 | CSA
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InvisiblesPlus
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  • Project Code: 690575
  • Funding stream: H2020 | MSCA-RISE
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EC| ELUSIVES
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ELUSIVES
The Elusives Enterprise: Asymmetries of the Invisible Universe
  • Funder: European Commission (EC)
  • Project Code: 674896
  • Funding stream: H2020 | MSCA-ITN-ETN
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91 references, page 1 of 7

[1] G. Ricciardi, Tensions in the flavour sector, EPJ Web Conf. 137, 06022 (2017).

[2] B. Capdevila, S. Descotes-Genon, L. Hofer, and J. Matias, Hadronic uncertainties in B → K μþμ−: A state-of-the-art analysis, J. High Energy Phys. 04 (2017) 016.

[3] S. Descotes-Genon and P. Koppenburg, The CKM parameters, Annu. Rev. Nucl. Part. Sci., 67, 97 (2017). [OpenAIRE]

[4] G. Ricciardi, Semileptonic and leptonic B decays, circa 2016, Mod. Phys. Lett. A 32, 1730005 (2017).

[5] R. Aaij et al., Test of Lepton Universality using Bþ → Kþlþl− Decays, Phys. Rev. Lett. 113, 151601 (2014).

[6] R. Aaij et al., Test of lepton universality with B0 → K 0lþl− decays, J. High Energy Phys. 08 (2017) 055.

[7] Y. Amhis et al., Averages of b-hadron, c-hadron, and τ-lepton properties as of summer 2016, Eur. Phys. J. C 77, 895 (2017). [OpenAIRE]

[8] M. Bordone, G. Isidori, and A. Pattori, On the Standard Model predictions for RK and RK , Eur. Phys. J. C 76, 440 (2016).

[9] H. Na, C. M. Bouchard, G. P. Lepage, C. Monahan, and J. Shigemitsu, B → Dlν form factors at nonzero recoil and extraction of jVcbj, Phys. Rev. D 92, 054510 (2015); Erratum 93, 119906 (2016).

[10] S. Fajfer, J. F. Kamenik, and I. Nisandzic, On the B → D τ ν¯τ sensitivity to new physics, Phys. Rev. D 85, 094025 (2012).

[11] J. P. Lees et al., Evidence for an Excess of B¯ → Dð Þτ− ν¯τ Decays, Phys. Rev. Lett. 109, 101802 (2012).

[12] J. P. Lees et al., Measurement of an excess of B¯ → Dð Þτ− ν¯τ decays and implications for charged Higgs bosons, Phys. Rev. D 88, 072012 (2013).

[13] R. Aaij et al., Measurement of the Ratio of Branching Fractions BðB¯ 0 → D þτ− ν¯τÞ=BðB¯ 0 → D þμ− ν¯μÞ, Phys. Rev. Lett. 115, 111803 (2015); Erratum, Phys. Rev. Lett. 115, 159901(E) (2015).

[14] M. Huschle et al., Measurement of the branching ratio of B¯ → Dð Þτ− ν¯τ relative to B¯ → Dð Þl− ν¯l decays with hadronic tagging at Belle, Phys. Rev. D 92, 072014 (2015). [OpenAIRE]

[15] A. Abdesselam et al., Measurement of the branching ratio of B¯ 0 → D þτ−ν¯τ relative to B¯ 0 → D þl− ν¯l decays with a semileptonic tagging method, in Proceedings of 51st Rencontres de Moriond on Electroweak Interactions and Unified Theories, La Thuile, Italy, 2016 (2016) [arXiv:1603.06711].

91 references, page 1 of 7
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