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Related papers: CP Violation In Hyperon Decays

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If CP violation in the decays of neutral kaons is due to phases in the weak couplings of quarks, as encoded in the Cabibbo-Kobayashi-Maskawa (CKM) matrix, there are many other experimental consequences. Notable among these are CP-violating…

High Energy Physics - Phenomenology · Physics 2009-09-25 J. Rosner

$CP$ violation experiments, new measurements of the parameters of the neutral \K\ system and searches for rare decays are summarized. Perspectives for the near future are presented.

High Energy Physics - Experiment · Physics 2007-05-23 Paolo Franzini

The recent experimental results of CP violation in Bs decays other than in the J/psi phi final state are discussed. Included are the resonant components and $\phi_s$ determination in Bs -> J/psi pi+ pi-, CP asymmetries in Bs -> h+ h'-…

High Energy Physics - Experiment · Physics 2019-08-13 L. Zhang

It was pointed out recently that supersymmetry can generate flavor-changing gluonic dipole operators with sufficiently large coefficients to dominate the observed value of epsilon'/epsilon. We point out that the same operators contribute to…

High Energy Physics - Phenomenology · Physics 2009-09-29 Xiao-Gang He , Hitoshi Murayama , Sandip Pakvasa , G. Valencia

CP violation in K and B decays is reviewed in the Standard Model (SM) and beyond the SM. In K decays, one is seeking first evidence for CP violation in direct $K\to \pi\pi$ decays. This would not give a precise quantitative test for the…

High Energy Physics - Phenomenology · Physics 2014-11-17 Michael Gronau

Study of CP violation in the decay channel Bs->J/psi phi is essential to exploring and constraining physics beyond the Standard Model in the quark flavour sector. The experimental progress in this area of activity at the LHC and Tevatron is…

High Energy Physics - Experiment · Physics 2012-09-21 Yuehong Xie

In this presentation, we discuss recent key topics in theoretical analyses of CP violation in benchmarks decays of the $B$ meson. We provide the most updated values of the mixing phases and discuss the importance of including the penguin…

High Energy Physics - Phenomenology · Physics 2024-02-28 Eleftheria Malami

In this talk I begin with some general discussion of the history of CP violation, then move on to aspects of a spontaneous CP violation model including the production of new particles at LHC, implications for B decay, generalized Cabibbo…

High Energy Physics - Phenomenology · Physics 2009-10-31 Paul H. Frampton

We present an overview of CP violation in the Standard Model and Beyond, describing various possible sources of CP violation and how to search for them.

High Energy Physics - Phenomenology · Physics 2007-05-23 G. C. Branco

We consider CP violation due to left-right mixing in a class of Left-Right symmetric models and show that it leads to observable effects in hyperon decays. For S-wave, the contribution to CP violating asymmetry A of the polarization in…

High Energy Physics - Phenomenology · Physics 2010-11-01 Darwin Chang , Xiao-Gang He , Sandip Pakvasa

Using data collected with the CLEO II detector we have performed a search for direct CP violation in the $\Xi$ hyperon system. CP violation gives rise to an asymmetry, A, between the parity-violating angular distributions of the decay…

High Energy Physics - Experiment · Physics 2007-05-23 D. E. Jaffe , CLEO Collaboration

In this talk, I review the various measurements that have been made over the years of CP-violating observables in $B$ decays. These include indirect CP asymmetries, direct CP asymmetries, and triple products. All are discussed in the…

High Energy Physics - Phenomenology · Physics 2020-07-14 David London

It is well known that observing CP violation in many-body decays could provide strong evidence for physics beyond the Standard Model. Many searches have been carried out; however, no 5sigma evidence for CP violation has yet been found in…

High Energy Physics - Experiment · Physics 2011-10-25 Mike Williams

We discuss the ways to find CP violation in the decay of $\tau^\pm\to \nu_\tau + 3\pi$ from unpolarized as well as polarized $\tau^\pm$.

High Energy Physics - Phenomenology · Physics 2007-05-23 Yung Su Tsai

The subject of CP violation in B decays is reviewed in the Standard Model (SM) and beyond the SM. The present explanation of CP violation in terms of phases in the Cabibbo-Kobayashi-Maskawa (CKM) matrix can be tested through a variety of CP…

High Energy Physics - Phenomenology · Physics 2016-09-06 M. Gronau

We consider a general two-Higgs-doublet model with CP violation in the scalar sector, that leads, at the one-loop level of the perturbation expansion, to CP-violation in the process $e^+e^- \to t\bar{t} \to l^\pm ...$ and $e^+e^- \to…

High Energy Physics - Phenomenology · Physics 2014-11-17 B. Grzadkowski , J. Pliszka

We discuss the potential to observe effects of CP violation in squark decay chains at the LHC. As the CP-violating observable we use the asymmetry composed by triple products of final state momenta. Extending methods for momentum…

High Energy Physics - Phenomenology · Physics 2015-05-14 G. Moortgat-Pick , K. Rolbiecki , J. Tattersall , P. Wienemann

Measurements of CP asymmetries in hadron decays integrated over time provide access to direct CP violation, which arises from differences between the amplitudes of CP-conjugate decay processes. These proceedings present an overview of…

High Energy Physics - Experiment · Physics 2026-01-26 Alex Gilman

The Belle experiment's recent results on CP violation in B meson decays are summarized.

High Energy Physics - Experiment · Physics 2019-08-13 Stephen L. Olsen

This is a pedagogical review of some selected topics of CP and T violation in the decays of K mesons. Diagonalization of the quark mass matrix and the emergence of the complex phase in both the standard and the left--right symmetric models…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. N. Rogalyov
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