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Related papers: Effective Theories for Quark Flavour Physics

200 papers

We analyse the interplay of the constraints imposed on flavour-symmetric Composite Higgs models by Naturalness considerations and the constraints derived from Flavour Physics and Electroweak Precision Tests. Our analysis is based on the…

High Energy Physics - Phenomenology · Physics 2015-06-23 Oleksii Matsedonskyi

Precision studies of flavour-changing processes involving quarks and leptons provide a number of ways to improve knowledge of the Standard Model and search for physics beyond it. There are excellent short- and mid-term prospects for…

High Energy Physics - Experiment · Physics 2025-05-07 The ATLAS Collaboration , Belle II Collaboration , CMS Collaboration , LHCb Collaboration

These lectures give an up to date description of CP violation and rare decays of K and B mesons and consist of ten chapters: i) Grand view of the field including CKM matrix and the unitarity triangle, ii) General aspects of the theoretical…

High Energy Physics - Phenomenology · Physics 2017-08-23 Andrzej J. Buras

The top quark is expected to be a probe to new physics beyond the standard model. Thanks to the large number of top quarks produced at the Tevatron and the LHC, various properties of the top quark can now be measured accurately. An…

High Energy Physics - Phenomenology · Physics 2015-06-23 Cen Zhang

The UT{\it{fit}} Collaboration has produced several analyses in the context of flavour physics both within and beyond the Standard Model. In this paper we present updated results for the Standard Model analysis of the Unitarity Triangle…

High Energy Physics - Phenomenology · Physics 2009-06-09 M. Bona , M. Ciuchini , E. Franco , V. Lubicz , G. Martinelli , F. Parodi , M. Pierini , C. Schiavi , L. Silvestrini , V. Sordini , A. Stocchi , C. Tarantino , V. Vagnoni

These lectures introduce some of the basic notions of effective field theories, as used in particle physics. The topics discussed are the $\Delta S=1$ and $\Delta S =2$ weak interactions, and chiral perturbation theory as applied to mesons,…

High Energy Physics - Phenomenology · Physics 2007-05-23 Aneesh V. Manohar

The starting point of these lectures is an introduction to the weak interactions of quarks and the Standard-Model description of CP violation, where the central role is played by the Cabibbo-Kobayashi-Maskawa matrix and the corresponding…

High Energy Physics - Phenomenology · Physics 2008-02-21 Robert Fleischer

These lectures describe the most important theoretical methods in b-physics. We discuss the formalism of effective weak Hamiltonians, heavy quark effective theory, the heavy quark expansion for inclusive decays of b-hadrons and, finally,…

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

These proceedings review the status of present and future bounds on muonic lepton flavour violating transitions in the context of an effective-field theory defined below the electroweak scale. A specific focus is set on the phenomenology of…

High Energy Physics - Phenomenology · Physics 2018-07-02 Giovanni Marco Pruna

These notes are based on five lectures presented at the 2004 Theoretical Advanced Study Institute (TASI) on ``Physics in D>=4''. After a brief motivation of flavor physics, they provide a pedagogical introduction to effective field theory,…

High Energy Physics - Phenomenology · Physics 2017-08-23 Matthias Neubert

The starting point of these lectures is an introduction to the weak interactions of quarks and the Standard-Model description of CP violation, where the central role is played by the Cabibbo-Kobayashi-Maskawa matrix and the corresponding…

High Energy Physics - Phenomenology · Physics 2007-05-23 Robert Fleischer

I review recent results and prospects for improvement in calculations of hadronic matrix elements relevant to quark flavour phenomenology. I will focus on key quantities for CKM unitarity triangle analyses and for the study of discrepancies…

High Energy Physics - Phenomenology · Physics 2015-06-15 Elvira Gámiz

A novel strong interaction beyond the standard model could provide a dynamical explanation of electroweak symmetry breaking. Experimental results strongly constrain properties of models that realise this mechanism. Whether these constraints…

High Energy Physics - Lattice · Physics 2015-09-02 Biagio Lucini

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

This talk highlights, from a theoretical point of view, some recent exciting results in flavor physics, as well as future prospects. We discuss possible implications of a subset of the experimental results in tension with the standard…

High Energy Physics - Phenomenology · Physics 2016-06-21 Zoltan Ligeti

We study a model with a down-type SU(2) singlet vector-like quark (VLQ) as a minimal extension of the standard model (SM). In this model, flavor changing neutral currents (FCNCs) arise at tree level and the unitarity of the $3\times 3$…

High Energy Physics - Phenomenology · Physics 2019-12-06 Takuya Morozumi , Yusuke Shimizu , Shunya Takahashi , Hiroyuki Umeeda

Precision measures of electroweak and flavour observables, at both low and high energies, are highly complementary to direct searches for New Physics at high-energy colliders. Despite the discovery of the Higgs boson at the Large Hadron…

High Energy Physics - Phenomenology · Physics 2022-03-01 Jonathan Kriewald

We explore CP-violating (CPV) effects of heavy New Physics in flavour-changing quark dipole transitions, within the framework of Standard Model Effective Field Theory (SMEFT). First, we establish the relevant dimension six operators and…

High Energy Physics - Phenomenology · Physics 2023-06-30 Svjetlana Fajfer , Jernej F. Kamenik , Nejc Košnik , Aleks Smolkovič , Michele Tammaro

An introductory overview of the Standard Model description of flavour is presented. The main emphasis is put on present tests of the quark-mixing matrix structure and the phenomenological determination of its parameters. Special attention…

High Energy Physics - Phenomenology · Physics 2011-12-20 Antonio Pich

I report on recent developments in the heavy-quark effective theory and its application to $B$ meson decays. The parameters of the effective theory, the spin-flavor symmetry limit, and the leading symmetry-breaking corrections to it are…

High Energy Physics - Phenomenology · Physics 2007-05-23 Matthias Neubert