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Related papers: Future Collider Perspectives on Higgs CP Violation

200 papers

We study the explicit CP violation of the Higgs sector in the next--to--minimal supersymmetric model with a gauge singlet Higgs field. Our numerical predictions show that electric dipole moment of electron lies around the present…

High Energy Physics - Phenomenology · Physics 2009-11-11 Muge Boz

The possibility of observing CP-violation in the process $\gamma \gamma \to H$ is investigated for masses of the Higgs particle in the interval $M_z \lsim m_H \lsim 2 m_t$, using a 0.5TeV tunable linear $e^{+} e^{-}$ collider through laser…

High Energy Physics - Phenomenology · Physics 2014-11-17 G. J. Gounaris , G. P. Tsirigoti

The study of $CP$ violation in the beauty hadron sector is a promising approach to search for the effects of physics beyond the Standard Model. Several recent measurements in this area from the LHCb experiment are reported in these…

High Energy Physics - Experiment · Physics 2016-01-05 Mika Vesterinen

We show how transverse beam polarization at $e^+e^-$ colliders can provide a novel means to search for CP violation by observing the distribution of a single final-state particle without measuring its spin. We suggest an azimuthal asymmetry…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Ananthanarayan , Saurabh D. Rindani

We study possible CP-violation effects of the Higgs to $Z$-boson coupling at a future $e^+ e^-$ collider, e.g. the International Linear Collider (ILC). We find that the azimuthal angular distribution of the muon pair, produced by $e^+ e^-…

High Energy Physics - Phenomenology · Physics 2023-12-13 Cheng Li , Gudrid Moortgat-Pick

Supersymmetric extensions of the Standard Model open up the possibility for new types of CP-violation. We consider the case of the Next-to-Minimal Supersymmetric Standard Model where, beyond the phases from the soft lagrangian, CP-violation…

High Energy Physics - Phenomenology · Physics 2015-06-23 Florian Domingo

We study the possibility of spontaneous CP violation in the next-to-minimal supersymmetric standard model (NMSSM). It is shown that the spontaneous CP violation is induced by the radiative effects of top, stop, bottom and sbottom…

High Energy Physics - Phenomenology · Physics 2014-11-17 Naoyuki Haba , Masahisa Matsuda , Morimitsu Tanimoto

We demonstrate how CP violation manifests itself in the Higgs sector of the minimal supersymmetric extension of the Standard Model (MSSM). Starting with a brief introduction to CP violation in the MSSM and its effects on the Higgs sector,…

High Energy Physics - Phenomenology · Physics 2009-02-02 Jae Sik Lee

We classify the variety of low-energy supersymmetric signatures that can be probed at future colliders. We focus on phenomena associated with the minimal supersymmetric extension of the Standard Model. The structure of the…

High Energy Physics - Phenomenology · Physics 2007-05-23 John F. Gunion , Howard E. Haber

It is important to provide guidance on whether CP violation may be measurable in top-quark production at the Large Hadron Collider. The present work extends an earlier analysis of the non-supersymmetric Two-Higgs-Doublet Model in this…

High Energy Physics - Phenomenology · Physics 2008-11-26 Abdul Wahab El Kaffas , Wafaa Khater , Odd Magne Ogreid , Per Osland

We study possible anomalous CP-violating Higgs couplings to mu mu-bar and t t-bar fully model-independent way through top-quark pair productions at muon colliders. Assuming additional non-standard neutral Higgs bosons, whose couplings with…

High Energy Physics - Phenomenology · Physics 2011-01-13 Zenro Hioki , Takuya Konishi , Kazumasa Ohkuma

The spontaneous violation of the CP symmetry in the next-to-minimal supersymmetric standard Model (NMSSM) is investigated. It is found that the spontaneous violation of the CP symmetry can occur in the Higgs sector of the NMSSM for a wide…

High Energy Physics - Phenomenology · Physics 2014-11-17 S. W. Ham , S. K. OH , H. S. Song

Extended scalar sectors are a common feature of almost all beyond Standard Model (SM) scenarios which, in fact, can address many of the SM shortcomings solely on their own. While many beyond SM scenarios have lost their appeal due to the…

High Energy Physics - Phenomenology · Physics 2021-05-18 Venus Keus

Colliders have been at the forefront of scientic discoveries in high-energy particle physics since the inception of the colliding beams method in the middle of the 20th century. The field of accelerators is very dynamic and many innovative…

Accelerator Physics · Physics 2019-07-03 Vladimir Shiltsev

We study the neutral Higgs boson production at the CERN Large Hadron Collider (LHC) and the future $e^- e^+$ linear collider (ILC) in the two Higgs doublet model with CP violation. The CP-even and CP-odd scalars are mixed in this model,…

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

New sources of CP violation beyond the Standard Model are crucial to explain the baryon asymmetry in the Universe. We discuss the impact of new CP violating interactions in theories where a dark matter candidate is predicted by the…

High Energy Physics - Phenomenology · Physics 2021-03-24 Pavel Fileviez Perez , Alexis D. Plascencia

This document aims to provide an assessment of the potential of future colliding beam facilities to perform Higgs boson studies. The analysis builds on the submissions made by the proponents of future colliders to the European Strategy…

High Energy Physics - Phenomenology · Physics 2025-02-13 J. de Blas , M. Cepeda , J. D'Hondt , R. K. Ellis , C. Grojean , B. Heinemann , F. Maltoni , A. Nisati , E. Petit , R. Rattazzi , W. Verkerke

I review the physics of the Higgs sector in the Standard Model and its minimal supersymmetric extension, the MSSM. I will discuss the prospects for discovering the Higgs particles at the upgraded Tevatron, at the Large Hadron Collider, and…

High Energy Physics - Phenomenology · Physics 2016-09-06 Abdelhak Djouadi

I review CP violation in the standard model (SM). I also describe the predictions for CP violation in the B system, along with signals for physics beyond the SM. I stress the numerous contributions of Pat O'Donnell to this subject. Finally,…

High Energy Physics - Phenomenology · Physics 2009-11-10 David London

We discuss direct and indirect probes of chirality-flipping couplings of the top quark to Higgs and gauge bosons, considering both CP-conserving and CP-violating observables, in the framework of the Standard Model effective field theory. In…

High Energy Physics - Phenomenology · Physics 2016-08-03 V. Cirigliano , W. Dekens , J. de Vries , E. Mereghetti