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585
17. M. Prim (for the Belle Collaboration), “Search for B → νγ and B → μν μ and Test of
Lepton Universality with R(K ∗ ) at Belle,” talk given at Moriond, March 22 2019. See also
A. Abdesselam et al. [Belle Collaboration], Test of lepton flavor universality in B → K ∗ + −
decays at Belle. arXiv:1904.02440 [hep-ex]
18. S. Chatrchyan et al. [CMS Collaboration], Measurement of the B 0
s → μ + μ − Branching
Fraction and Search for B 0 → μ + μ − with the CMS Experiment. Phys. Rev. Lett. 111, 101804
(2013). arXiv:1307.5025 [hep-ex]. https://doi.org/10.1103/PhysRevLett.111.101804
19. V. Khachatryan et al. [CMS and LHCb Collaborations], Observation of the rare B 0
s →
μ + μ − decay from the combined analysis of CMS and LHCb data. Nature 522, 68 (2015).
arXiv:1411.4413 [hep-ex]. https://doi.org/10.1038/nature14474
20. R. Aaij et al. [LHCb Collaboration], Measurement of the B 0
s → μ + μ − branching fraction
and effective lifetime and search for B 0 → μ + μ − decays. Phys. Rev. Lett. 118(19), 191801
(2017). arXiv:1703.05747 [hep-ex]. https://doi.org/10.1103/PhysRevLett.118.191801
21. M. Aaboud et al. [ATLAS Collaboration], Study of the rare decays of B 0
s and B 0 mesons
into muon pairs using data collected during 2015 and 2016 with the ATLAS detector. J.
High Energy Phys. 1904, 098 (2019). arXiv:1812.03017 [hep-ex]. https://doi.org/10.1007/
JHEP04(2019)098
22. A. Datta, J. Kumar, D. London, The B anomalies and new physics in b → se + e − . Phys.
Lett. B 797, 134858 (2019). arXiv:1903.10086 [hep-ph]. https://doi.org/10.1016/j.physletb.
2019.134858
23. M. Algueró, B. Capdevila, A. Crivellin, S. Descotes-Genon, P. Masjuan, J. Matias, J. Virto,
Emerging patterns of New Physics with and without Lepton Flavour Universal contributions.
Eur. Phys. J. C 79(8), 714 (2019). arXiv:1903.09578 [hep-ph]. https://doi.org/10.1140/epjc/
s10052-019-7216-3
24. M. Ciuchini, A.M. Coutinho, M. Fedele, E. Franco, A. Paul, L. Silvestrini, M. Valli, New
physics in b → ss + − confronts new data on Lepton Universality. Eur. Phys. J. C 79(8), 719
(2019). arXiv:1903.09632 [hep-ph]. https://doi.org/10.1140/epjc/s10052-019-7210-9
25. J. Aebischer, W. Altmannshofer, D. Guadagnoli, M. Reboud, P. Stangl, D.M. Straub, B-decay
discrepancies after Moriond 2019. arXiv:1903.10434 [hep-ph]
26. K. Kowalska, D. Kumar, E.M. Sessolo, Implications for new physics in b → sμμ transitions
after recent measurements by Belle and LHCb. Eur. Phys. J. C 79(10), 840 (2019). https://doi.
org/10.1140/epjc/s10052-019-7330-2. arXiv:1903.10932 [hep-ph]
27. A. Arbey, T. Hurth, F. Mahmoudi, D.M. Santos, S. Neshatpour, Update on the b →
s anomalies. Phys. Rev. D 100(1), 015045 (2019). https://doi.org/10.1103/PhysRevD.100.
015045. arXiv:1904.08399 [hep-ph]
28. The Heavy Flavor Averaging Group, https://hflav.web.cern.ch/
29. A. Abdesselam et al. [Belle Collaboration], Measurement of R(D) and R(D ∗ ) with a
semileptonic tagging method. arXiv:1904.08794 [hep-ex]
30. R. Aaij et al. [LHCb Collaboration], Measurement of the ratio of branching fractions
B(B +
c → J/ψτ + ν τ )/B(B +
c → J/ψμ + ν μ ). Phys. Rev. Lett. 120, no. 12, 121801 (2018).
arXiv:1711.05623 [hep-ex]. https://doi.org/10.1103/PhysRevLett.120.121801
31. R. Watanabe, New Physics effect on B c → J/ψτ ¯
ν in relation to the R D (∗) anomaly. Phys.
Lett. B 776, 5 (2018). arXiv:1709.08644 [hep-ph]. https://doi.org/10.1016/j.physletb.2017.11.
016
32. A.K. Alok, B. Bhattacharya, D. Kumar, J. Kumar, D. London, S.U. Sankar, New physics in
b → sμ + μ − : Distinguishing models through CP-violating effects. Phys. Rev. D 96(1), 015034
(2017). arXiv:1703.09247 [hep-ph]. https://doi.org/10.1103/PhysRevD.96.015034
33. R. Alonso, B. Grinstein, J. Martin Camalich, Lifetime of B −
c Constrains Explanations for
Anomalies in B → D (∗) τ ν. Phys. Rev. Lett. 118(8), 081802 (2017). arXiv:1611.06676 [hepph]. https://doi.org/10.1103/PhysRevLett.118.081802
34. B. Bhattacharya, A. Datta, S. Kamali, D. London, CP violation in ¯
B 0 → D ∗+ μ − ¯
ν μ . J.
High Energy Phys. 1905, 191 (2019). arXiv:1903.02567 [hep-ph]. https://doi.org/10.1007/
JHEP05(2019)191
585
17. M. Prim (for the Belle Collaboration), “Search for B → νγ and B → μν μ and Test of
Lepton Universality with R(K ∗ ) at Belle,” talk given at Moriond, March 22 2019. See also
A. Abdesselam et al. [Belle Collaboration], Test of lepton flavor universality in B → K ∗ + −
decays at Belle. arXiv:1904.02440 [hep-ex]
18. S. Chatrchyan et al. [CMS Collaboration], Measurement of the B 0
s → μ + μ − Branching
Fraction and Search for B 0 → μ + μ − with the CMS Experiment. Phys. Rev. Lett. 111, 101804
(2013). arXiv:1307.5025 [hep-ex]. https://doi.org/10.1103/PhysRevLett.111.101804
19. V. Khachatryan et al. [CMS and LHCb Collaborations], Observation of the rare B 0
s →
μ + μ − decay from the combined analysis of CMS and LHCb data. Nature 522, 68 (2015).
arXiv:1411.4413 [hep-ex]. https://doi.org/10.1038/nature14474
20. R. Aaij et al. [LHCb Collaboration], Measurement of the B 0
s → μ + μ − branching fraction
and effective lifetime and search for B 0 → μ + μ − decays. Phys. Rev. Lett. 118(19), 191801
(2017). arXiv:1703.05747 [hep-ex]. https://doi.org/10.1103/PhysRevLett.118.191801
21. M. Aaboud et al. [ATLAS Collaboration], Study of the rare decays of B 0
s and B 0 mesons
into muon pairs using data collected during 2015 and 2016 with the ATLAS detector. J.
High Energy Phys. 1904, 098 (2019). arXiv:1812.03017 [hep-ex]. https://doi.org/10.1007/
JHEP04(2019)098
22. A. Datta, J. Kumar, D. London, The B anomalies and new physics in b → se + e − . Phys.
Lett. B 797, 134858 (2019). arXiv:1903.10086 [hep-ph]. https://doi.org/10.1016/j.physletb.
2019.134858
23. M. Algueró, B. Capdevila, A. Crivellin, S. Descotes-Genon, P. Masjuan, J. Matias, J. Virto,
Emerging patterns of New Physics with and without Lepton Flavour Universal contributions.
Eur. Phys. J. C 79(8), 714 (2019). arXiv:1903.09578 [hep-ph]. https://doi.org/10.1140/epjc/
s10052-019-7216-3
24. M. Ciuchini, A.M. Coutinho, M. Fedele, E. Franco, A. Paul, L. Silvestrini, M. Valli, New
physics in b → ss + − confronts new data on Lepton Universality. Eur. Phys. J. C 79(8), 719
(2019). arXiv:1903.09632 [hep-ph]. https://doi.org/10.1140/epjc/s10052-019-7210-9
25. J. Aebischer, W. Altmannshofer, D. Guadagnoli, M. Reboud, P. Stangl, D.M. Straub, B-decay
discrepancies after Moriond 2019. arXiv:1903.10434 [hep-ph]
26. K. Kowalska, D. Kumar, E.M. Sessolo, Implications for new physics in b → sμμ transitions
after recent measurements by Belle and LHCb. Eur. Phys. J. C 79(10), 840 (2019). https://doi.
org/10.1140/epjc/s10052-019-7330-2. arXiv:1903.10932 [hep-ph]
27. A. Arbey, T. Hurth, F. Mahmoudi, D.M. Santos, S. Neshatpour, Update on the b →
s anomalies. Phys. Rev. D 100(1), 015045 (2019). https://doi.org/10.1103/PhysRevD.100.
015045. arXiv:1904.08399 [hep-ph]
28. The Heavy Flavor Averaging Group, https://hflav.web.cern.ch/
29. A. Abdesselam et al. [Belle Collaboration], Measurement of R(D) and R(D ∗ ) with a
semileptonic tagging method. arXiv:1904.08794 [hep-ex]
30. R. Aaij et al. [LHCb Collaboration], Measurement of the ratio of branching fractions
B(B +
c → J/ψτ + ν τ )/B(B +
c → J/ψμ + ν μ ). Phys. Rev. Lett. 120, no. 12, 121801 (2018).
arXiv:1711.05623 [hep-ex]. https://doi.org/10.1103/PhysRevLett.120.121801
31. R. Watanabe, New Physics effect on B c → J/ψτ ¯
ν in relation to the R D (∗) anomaly. Phys.
Lett. B 776, 5 (2018). arXiv:1709.08644 [hep-ph]. https://doi.org/10.1016/j.physletb.2017.11.
016
32. A.K. Alok, B. Bhattacharya, D. Kumar, J. Kumar, D. London, S.U. Sankar, New physics in
b → sμ + μ − : Distinguishing models through CP-violating effects. Phys. Rev. D 96(1), 015034
(2017). arXiv:1703.09247 [hep-ph]. https://doi.org/10.1103/PhysRevD.96.015034
33. R. Alonso, B. Grinstein, J. Martin Camalich, Lifetime of B −
c Constrains Explanations for
Anomalies in B → D (∗) τ ν. Phys. Rev. Lett. 118(8), 081802 (2017). arXiv:1611.06676 [hepph]. https://doi.org/10.1103/PhysRevLett.118.081802
34. B. Bhattacharya, A. Datta, S. Kamali, D. London, CP violation in ¯
B 0 → D ∗+ μ − ¯
ν μ . J.
High Energy Phys. 1905, 191 (2019). arXiv:1903.02567 [hep-ph]. https://doi.org/10.1007/
JHEP05(2019)191