English
Related papers

Related papers: CP violation in top-quark physics

200 papers

We review the status of the theory and phenomenology of heavy-quark symmetry, exclusive weak decays of $B$ mesons, inclusive decay rates and lifetimes of $b$ hadrons, and CP violation in $B$-meson decays.

High Energy Physics - Phenomenology · Physics 2014-11-17 Matthias Neubert

The prospects of experimental detection of $CP$ violation at $e^+e^-$ and $pp/p\overline{p}$ colliders are reviewed. After a general discussion on the quantities which can measure $CP$ violation and on the implications of the $CPT$ theorem,…

High Energy Physics - Phenomenology · Physics 2010-11-01 Saurabh D. Rindani

We investigate CP-violating effects in electroweak interactions at future high-energy muon colliders within the Standard Model Effective Field Theory (SMEFT) framework. Focusing on four dimension-six CP-odd operators -- $…

High Energy Physics - Phenomenology · Physics 2026-03-02 Qing-Hong Cao , Jian-Nan Ding , Yandong Liu , Jin-Long Yuan

Experimental prospects for observing CP violation in B-meson decays are reviewed. Comparisons are made for various options: experiments at $e^+ e^-$ B-Meson Factories, HERA and the TEVATRON will produce results in near future. They will…

High Energy Physics - Experiment · Physics 2007-05-23 T. Nakada

The question whether the Higgs boson is connected to additional CP violation is one of the driving forces behind precision studies at the Large Hadron Collider. In this work, we investigate the CP structure of the top quark Yukawa…

High Energy Physics - Phenomenology · Physics 2021-10-04 Till Martini , Ren-Qi Pan , Markus Schulze , Meng Xiao

The tiny neutrino masses can be explained naturally by extending the standard model with right-handed Majorana neutrinos in low-scale seesaw mechanism, and the CP violation effect induced by Majorana phase is interesting and worth studying…

High Energy Physics - Phenomenology · Physics 2021-10-22 Peng-Cheng Lu , Zong-Guo Si , Zhe Wang , Xing-Hua Yang

A study of the $CP$ properties of the interaction between the Higgs boson and top quarks is presented. Higgs bosons are identified via the diphoton decay channel ($H \rightarrow \gamma\gamma$) and their production in association with a top…

High Energy Physics - Experiment · Physics 2020-08-12 ATLAS Collaboration

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 review the physics of CP violation in B decays. After introducing the CKM matrix and how it causes CP violation, we cover three types of CP violation that can occur in B decays: CP violation in mixing, CP violation by mixing-decay…

High Energy Physics - Phenomenology · Physics 2007-05-23 Hitoshi Yamamoto

I review the status of CP violation in hyperon decay in light of recent progress by BESIII and the anticipated improvements at the super tau-charm facility. I emphasize the complementarity between kaons and hyperons for studying CP…

High Energy Physics - Phenomenology · Physics 2024-06-25 German Valencia

In order to observe a signal of possible CP violation in top-quark couplings, we have studied energy correlation of the final leptons in $e^+e^-\to t\bar{t} \to \ell^+\ell^-X / \ell^\pm X$ at future linear colliders. Applying the…

High Energy Physics - Phenomenology · Physics 2016-09-06 Bohdan Grzadkowski , Zenro Hioki

We investigate the role of vector boson fusion (VBF) and associated production with an electroweak boson (V-AP) of beyond-the-Standard-Model Higgses at the LHC in probing CP violation in extended Higgs sectors. Resonant production of a new…

High Energy Physics - Phenomenology · Physics 2025-10-27 Rodrigo Capucha , Álvaro Lozano-Onrubia , Luca Merlo , José Miguel No , Rui Santos

While CP violation in the Higgs interactions with massive vector boson is already tightly constrained, the CP nature of the Higgs interactions with fermions is far less constrained. In this work, we assess the potential of…

High Energy Physics - Phenomenology · Physics 2022-03-23 Henning Bahl , Simon Brass

We discuss a decay rate asymmetry of the top squark, which is induced by a new source of CP violation intrinsic in the supersymmetric standard model. Although new sources of CP violation in this model are severely constrained from the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Mayumi Aoki , Noriyuki Oshimo

We investigate the possibility of probing an anomalous CP-violating coupling in the HWW vertex at the LHC. We consider the production of the Higgs in association of a W and then decay via the $H \rightarrow WW$ channel taking into account…

High Energy Physics - Phenomenology · Physics 2011-06-24 Nishita Desai , Dilip Kumar Ghosh , Biswarup Mukhopadhyaya

We study CP violation in $J/\psi \rightarrow \Lambda \bar{\Lambda}$ decay. This decay provides a good place to look for CP violation. Some observables are very sensitive to the $\Lambda$ electric dipole moment $d_\Lambda$ and therefore can…

High Energy Physics - Phenomenology · Physics 2009-12-30 Xiao-Gang He , J. P. Ma , B. McKellar

We study the neutral Higgs boson production at the $e^- e^+$ linear collider in the two Higgs doublet model with the CP violation. The CP-even and CP-odd scalars are mixed in this model, which affects the production process of neutral Higgs…

High Energy Physics - Phenomenology · Physics 2007-05-23 Kang Young Lee , C. S. Kim , Chaehyun Yu

If new CP violating physics contributes to neutral meson mixing, but its contribution to CP violation in decay amplitudes is negligible, then there is a model independent relation between four (generally independent) observables related to…

High Energy Physics - Phenomenology · Physics 2009-09-02 Yuval Grossman , Yosef Nir , Gilad Perez

T violation should be tested independently of CP violation. Besides K system, B meson decays provide another good place to study T violation. In the Standard Model, T violation in $B^0 \rightleftharpoons \bar{B^0}$ oscillation is expected…

High Energy Physics - Phenomenology · Physics 2009-10-31 Dongsheng Du , Zhengtao Wei

At the LHC the CP properties of the top-quark Yukawa interaction can be probed through Higgs production in gluon fusion or in association with top quarks. We consider the possibility for both CP-even and CP-odd couplings to the top quark to…

High Energy Physics - Phenomenology · Physics 2015-06-22 Federico Demartin , Fabio Maltoni , Kentarou Mawatari , Ben Page , Marco Zaro
‹ Prev 1 8 9 10 Next ›