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Related papers: Tensions in the flavour sector

200 papers

A review is given of recent developments in the physics of flavor. Current constraints on the Cabibbo-Kobayashi-Maskawa matrix are discussed and related to the recent measurements of epsilon'/epsilon, sin(2beta) and K+ -> pi+ nu nubar. A…

High Energy Physics - Phenomenology · Physics 2011-03-23 Adam F. Falk

Quark flavour physics is the study of hadrons, their properties, and their decays into other particles. As a discipline it simultaneously catalogues the nature of physical states within the Standard Model of particle physics, and in doing…

High Energy Physics - Phenomenology · Physics 2023-06-23 Vladimir V. Gligorov

We present a summary of heavy-flavour physics at the the time of the DIS2019 conference. This summary is based upon the relevant plenary and parallel talks presented at the workshop. The summary is divided into four broad areas: (1)…

High Energy Physics - Experiment · Physics 2019-08-21 V. Bhardwaj , J. Libby , J. Virto

LHCb has reported deviations from the Standard Model in $b\to s\mu^+\mu^-$ transitions for which a new neutral gauge boson is a prime candidate for an explanation. As this gauge boson has to couple in a flavour non-universal way to muons…

High Energy Physics - Phenomenology · Physics 2015-09-25 Andreas Crivellin , Lars Hofer , Joaquim Matias , Ulrich Nierste , Stefan Pokorski , Janusz Rosiek

In this review we discuss physics of the lepton sector, the anomalous dipole moment of muon, the charged lepton-flavor violation, and the electric dipole moments of charged leptons, from viewpoints of the minimal supersymmetric standard…

High Energy Physics - Phenomenology · Physics 2009-11-07 J. Hisano

The $B_c$ meson, a unique bound state comprising of two open heavy flavors, charm and bottom, offers a rich avenue for probing the predictions of the Next Decade - Standard Model (ND-SM) physics properties due to its heavy mass. With recent…

High Energy Physics - Phenomenology · Physics 2024-11-19 Sonali Patnaik

I discuss recent progress in lattice calculations of $B \to D^{(*)} \ell \nu$ form factors, important for the precision determination of $|V_{cb}|$ in the Standard Model (SM), and for testing SM expectations of lepton flavor universality in…

High Energy Physics - Lattice · Physics 2020-04-22 Andrew Lytle

We present a fully flavour-covariant formalism for transport phenomena and apply it to study the flavour-dynamics of Resonant Leptogenesis (RL). We show that this formalism provides a complete and unified description of RL, consistently…

High Energy Physics - Phenomenology · Physics 2016-06-02 P. S. Bhupal Dev , Peter Millington , Apostolos Pilaftsis , Daniele Teresi

This talk covers recent theoretical progress in exclusive semileptonic rare B-decays at low hadronic recoil. The efficient parametric suppression of the 1/mb corrections in this region provides opportunities to probe the Standard Model and…

High Energy Physics - Phenomenology · Physics 2013-05-29 Gudrun Hiller

Kaon physics provides a unique opportunity to identify new flavour and CP violating interactions beyond the Standard Model (SM). In the SM, implied by the hierarchical structure of the CKM matrix and the GIM mechanism, flavour changing…

High Energy Physics - Phenomenology · Physics 2013-05-27 Monika Blanke

Rare decays were essential in the discovery of the CKM mechanism of flavour and CP violation and are highly sensitive probes of physics beyond the Standard Model. In this summary the current status and future prospects of experimental…

High Energy Physics - Phenomenology · Physics 2015-03-19 Martin Gorbahn , Mitesh Patel , Steven Robertson

Recently, several anomalies in flavor physics have been observed, and it was noticed that leptoquarks might account for the deviations from the Standard Model. In this work, we examine the effects of new physics originating from a scalar…

High Energy Physics - Phenomenology · Physics 2016-09-09 Girish Kumar

We discuss the potential of $\tau$-charm and B factories for the search of new physics through the study of rare $\tau$ decays. We consider decays that involve the violation of lepton flavour conservation. Such decays bear a close…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. Alemany , J. J. Gomez-Cadenas , M. C. Gonzalez-Garcia , J. W. F. Valle

Recent experimental results on angular observables in the rare decay $B\to K^*\mu^+\mu^-$ show significant deviations from Standard Model predictions. We investigate the possibility that these deviations are due to new physics. Combining…

High Energy Physics - Phenomenology · Physics 2014-09-05 Wolfgang Altmannshofer , David M. Straub

Tests of lepton flavour universality in charged-current $B$ decays offer an excellent opportunity to test the Standard Model, and show hints of new physics in analyses performed by the LHCb, Belle and BaBar experiments. These proceedings…

High Energy Physics - Experiment · Physics 2019-07-03 Suzanne Klaver

The measurements carried out at LEP and SLC projected us into the precision era of electroweak physics. This has also been relevant in the theoretical interpretation of LHCb and Belle measurements of rare $B$ semileptonic decays, paving the…

High Energy Physics - Phenomenology · Physics 2021-02-05 Lina Alasfar , Aleksandr Azatov , Jorge de Blas , Ayan Paul , Mauro Valli

This letter gathers a selection of Standard Model predictions issued from the metrology of the CKM parameters performed by the CKMfitter group. The selection includes purely leptonic decays of neutral and charged B, D and K mesons. In the…

High Energy Physics - Phenomenology · Physics 2011-09-08 J. Charles , O. Deschamps , S. Descotes-Genon , R. Itoh , H. Lacker , A. Menzel , S. Monteil , V. Niess , J. Ocariz , J. Orloff , S. T'Jampens , V. Tisserand , K. Trabelsi

The theory of rare $K$ decays is reviewed, emphasizing short-distance processes and the prospects to probe the physics of flavour. A brief overview of the subject is presented, along with a more detailed discussion of the theory of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Gerhard Buchalla

Flavor symmetries successfully explain lepton and quark masses and mixings yet it is usually hard to distinguish different models that predict the same mixing angles. Further experimental input could be available, if the agents of flavor…

High Energy Physics - Phenomenology · Physics 2015-09-03 Ivo de Medeiros Varzielas , Gudrun Hiller

We study the implications of the presence of the two leading-order, non-renormalizable operators in the Higgs sector of the MSSM to flavour physics observables. We identify the constraints of flavour physics on the parameters of the BMSSM…

High Energy Physics - Phenomenology · Physics 2011-07-21 N. Bernal , M. Losada , F. Mahmoudi