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Related papers: Theoretical Update on Rare K Decays

200 papers

We present an extensive analysis of rare K decays, in particular of the two neutrino modes K+->pi+ nu nu-bar and KL->pi0 nu nu-bar, in the Minimal Supersymmetric extension of the Standard Model. We analyse the expectations for the branching…

High Energy Physics - Phenomenology · Physics 2010-02-03 Gino Isidori , Federico Mescia , Paride Paradisi , Christopher Smith , Stephanie Trine

This write-up is intended to form part of the proceedings for Lepton-Photon 2023. We review the decays $b\rightarrow c \ell \bar \nu_\ell$ (where $\ell \in \{e,\mu,\tau\}$) as well as $b\rightarrow s \mu^+ \mu^-$ and $b\rightarrow s e^+…

High Energy Physics - Phenomenology · Physics 2023-08-21 Ben Allanach

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

With the completion of Run~I of the CERN Large Hadron Collider, particle physics has entered a new era. The production of unprecedented numbers of heavy-flavoured hadrons in high energy proton-proton collisions allows detailed studies of…

High Energy Physics - Experiment · Physics 2015-10-01 T. Blake , T. Gershon , G. Hiller

Rare radiative, leptonic and semileptonic B meson decays are valuable probes of physics beyond the Standard Model. This talk reviews the sensitivity to new physics of observables related to two rare B decays to be measured in the near…

High Energy Physics - Phenomenology · Physics 2015-03-19 David M. Straub

The importance of charm decays in the context of flavor is motivated. A theory overview on recent developments in leptonic and semileptonic decays, hadronic two-body decays, and rare decays is presented. Standard Model (SM) predictions as…

High Energy Physics - Phenomenology · Physics 2018-07-17 Stefan de Boer

We give a brief overview of phenomenological developments in the analysis of angular observables for exclusive decay modes of $B$ mesons and $\Lambda_b$ baryons, with focus on recent results and some important aspects related to the…

High Energy Physics - Phenomenology · Physics 2021-01-13 Thorsten Feldmann

Rare kaon decays provide sensitive tests of new physics. In this work, we focus on scalar and pseudoscalar operators, analysing the $K\to \pi \ell^+\ell^-$ and $K\to \ell^+\ell^-$ decays. We highlight the complementary role of different…

High Energy Physics - Phenomenology · Physics 2025-12-19 G. D'Ambrosio , A. M. Iyer , F. Mahmoudi , S. Neshatpour

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

I review the status of the modern theoretical approach to weak decays of heavy flavor hadrons based on the 1/m_Q expansion in QCD. The qualitative features are explained and the subtleties in simultaneously incorporating perturbative and…

High Energy Physics - Phenomenology · Physics 2014-11-17 N. G. Uraltsev

The kaon sector is characterised by several processes which are under active investigation across different experiments. In this work, we present the global picture that emerges from a study of the different decay modes. We begin by…

High Energy Physics - Phenomenology · Physics 2022-09-27 G. D'Ambrosio , A. M. Iyer , F. Mahmoudi , S. Neshatpour

Recent work in light flavour hadron physics is reviewed. In particular, I discuss the significance of the progress achieved with light dynamical quarks on the lattice for the effective low energy theory of QCD. Also, I draw attention to…

High Energy Physics - Phenomenology · Physics 2007-07-10 H. Leutwyler

I discuss the theoretical and empirical status of $b \to s \gamma$, $b \to s \ell^+ \ell^-$ decays, as well as their future prospects. I emphasize those observables in rare $b$-decays which can potentially establish new physics and…

High Energy Physics - Phenomenology · Physics 2009-11-07 Gudrun Hiller

I critically review recent lattice QCD results relevant for kaon phenomenology, as well as the methods that are used to obtain them. The focus is on calculations with N_f=2 and N_f=2+1 flavors of sea quarks. Concerning methodology, the…

High Energy Physics - Lattice · Physics 2009-12-04 Laurent Lellouch

These lectures give a topical review of heavy flavour physics, in particular \CP violation and rare decays, from an experimental point of view. They describe the ongoing motivation to study heavy flavour physics in the LHC era, the current…

High Energy Physics - Experiment · Physics 2014-07-29 Tim Gershon

This article reviews the current theoretical and experimental status of the field of muon decay and its potential to search for new physics beyond the Standard Model. The importance of rare muon processes with lepton flavor violation is…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yoshitaka Kuno , Yasuhiro Okada

We report recent results in rare B decays. Our focus will be on b -> d gamma and b -> s l^+ l^- transitions. We discuss their impact on the CKM phenomenology and their role within our search for new physics. In particular, we analyse the…

High Energy Physics - Phenomenology · Physics 2014-11-17 Tobias Hurth , Enrico Lunghi

A status report on the theory of radiative rare $B$ decays in the standard model is presented, with focus on inclusive decays $B \rightarrow X_{(s,d)}\, \gamma$ and exclusive decays $B \rightarrow (K^\ast,\omega,\rho) \, \gamma$. CP…

High Energy Physics - Phenomenology · Physics 2007-05-23 Giulia Ricciardi

We discuss some recent lattice results on a few selected hadronic quantities relevant for heavy flavour phenomenology and present some recent theoretical developments. We put the emphasis on the challenges, which have to be faced, on the…

High Energy Physics - Lattice · Physics 2011-08-19 Michele Della Morte

The NA62 experiment at the CERN SPS aims to measure the branching ratio of the rare decay $K^+\to\pi^+\nu\bar\nu$ with a relative precision of $\sim10%$. To achieve that goal, it is designed to be exposed to $1.2\times 10^{13}$ $K^+$ decays…

High Energy Physics - Experiment · Physics 2015-06-17 Evgueni Goudzovski