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Related papers: New Two-loop Contributions to Hadronic EDMs in the…

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In this work we study the anomalous top quark-gluon couplings Chromoelectric Dipole Moment (CEDM) and Chromomagnetic Dipole Moment (CMDM) in a general THDM with CP violation. We find that this model provides an important contribution from…

High Energy Physics - Phenomenology · Physics 2015-12-02 R. Gaitan , E. A. Garcés , J. H. Montes de Oca , R. Martinez

The one-loop MSSM contributions to the weak dipole moments of the \tau lepton and the b quark (at the Z peak) as well as the electromagnetic and weak dipole form factors of the t quark (at arbitrary s>4m^2_t) are reviewed. Emphasis is given…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. I. Illana

We study the electric dipole moments (EDMs) of fermions in the standard model supplemented with right-handed neutrinos and its extension including neutrino seesaw mechanism under the framework of minimal flavor violation (MFV). In the quark…

High Energy Physics - Phenomenology · Physics 2015-06-19 Xiao-Gang He , Chao-Jung Lee , Siao-Fong Li , Jusak Tandean

The electric dipole moments (EDMs) of nucleons are sensitive probes of additional $\cal CP$ violation sources beyond the standard model to account for the baryon number asymmetry of the universe. As a fundamental quantity of the nucleon…

High Energy Physics - Phenomenology · Physics 2018-04-25 Tianbo Liu , Zhiwen Zhao , Haiyan Gao

We revisit the electric dipole moments (EDMs) of quarks and leptons in the Minimal Supersymmetric Standard Model (MSSM) with trilinear $R$-parity violation (RPV). In this framework, EDMs are induced at the two-loop level via RPV…

High Energy Physics - Phenomenology · Physics 2026-02-02 Wolfgang Altmannshofer , P. S. Bhupal Dev , Amarjit Soni , Fang Xu

Experiments searching for the electric dipole moment (EDM) of the electron $d_e$ utilise atomic/molecular states with one or more uncompensated electron spins, and these paramagnetic systems have recently achieved remarkable sensitivity to…

High Energy Physics - Phenomenology · Physics 2020-08-12 V. V. Flambaum , M. Pospelov , A. Ritz , Y. V. Stadnik

We present an analysis of the electric dipole moment (EDM) of the deuteron as induced by CP-violating operators of dimension 4, 5 and 6 including theta QCD, the EDMs and color EDMs of quarks, four-quark interactions and the Weinberg…

High Energy Physics - Phenomenology · Physics 2008-11-26 Oleg Lebedev , Keith A. Olive , Maxim Pospelov , Adam Ritz

CP violation from physics beyond the Standard Model may reside in triple boson vertices of the electroweak theory. We review the effective theory description and discuss how CP violating contributions to these vertices might be discerned by…

High Energy Physics - Phenomenology · Physics 2009-10-05 Sunghoon Jung , James D. Wells

The Two Higgs Doublet Model (2HDM) stands as a promising framework for exploring physics beyond the Standard Model (SM). Within this context, we explore the possibility that the two Higgs doublets may serve as a window into CP-violating…

High Energy Physics - Phenomenology · Physics 2024-02-16 Jia Liu , Yuichiro Nakai , Yoshihiro Shigekami , Muyuan Song

Supersymmetric contributions to the neutron electric dipole moment (EDM) are studied taking account of the flavor changing interactions. We found that the gluino contribution is sensitive to the flavor changing interaction. Enhancement of…

High Energy Physics - Phenomenology · Physics 2010-11-05 Gi-Chol Cho , Naoyuki Haba , Minako Honda

The electric dipole moment (EDM) of the top quark is calculated in a model with a vector like multiplet which mixes with the third generation in an extension of the MSSM. Such mixings allow for new CP violating phases. Including these new…

High Energy Physics - Phenomenology · Physics 2014-11-21 Tarek Ibrahim , Pran Nath

We calculate the electric dipole moments (EDM) of the neutral Hg(199) atom, neutron and deuteron within a generic R-parity violating SUSY model (RPV SUSY) on the basis of a one-pion exchange model with CP-odd pion-nucleon interactions. We…

High Energy Physics - Phenomenology · Physics 2007-05-23 Amand Faessler , Thomas Gutsche , Sergey Kovalenko , Valery E. Lyubovitskij

The one-loop Minimal Supersymmetric Standard Model (MSSM) contributions to the weak and electromagnetic dipole form factors of the top quark are presented. Far from the Z peak, they are not sufficient to account for all the new physics…

High Energy Physics - Phenomenology · Physics 2014-11-17 W. Hollik , J. I. Illana , S. Rigolin , C. Schappacher , D. Stöckinger

We revisit the constraints imposed by electric dipole moments (EDMs) of nucleons and heavy atoms on new CP-violating sources within supersymmetric theories. We point out that certain two-loop renormalization group corrections induce…

High Energy Physics - Phenomenology · Physics 2009-09-15 Keith A. Olive , Maxim Pospelov , Adam Ritz , Yudi Santoso

I present a review of current and near-future experimental investigations of CP violation. In this review, I cover limits on particle electric dipole moments (EDMs) and CP violation studies in the K and B systems. The wealth of results from…

High Energy Physics - Experiment · Physics 2010-11-05 Owen Long

In these proceedings we review the flavour phenomenology of two-Higgs-doublet models (2HDMs) and connect the results to the decoupling limit of the MSSM. We first study the impact of FCNC constraints on the allowed parameter space of the…

High Energy Physics - Phenomenology · Physics 2022-03-02 Andreas Crivellin

We investigate electric dipole moments (EDMs) in a CP-violating minimal supersymmetric standard model with the Bino-like neutralino dark matter (DM) annihilating through the heavy Higgs funnel. Motivated by the current experimental results,…

High Energy Physics - Phenomenology · Physics 2018-11-12 Tomohiro Abe , Naoya Omoto , Osamu Seto , Tetsuo Shindou

We analyze the low energy implications of a flavor blind supersymmetric scenario (where the CKM matrix is the only source of flavor violation) in the presence of new CP violating but flavor conserving phases in the soft sector. We find that…

High Energy Physics - Phenomenology · Physics 2010-05-12 W. Altmannshofer , A. J. Buras , P. Paradisi

We analyze the charm quark electric dipole moment (EDM) in the minimal supersymmetric extension of the standard model (MSSM), including important two-loop gluino contributions. Considering the experimental constraint on the neutron EDM, the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Xiao-Jun Bi , Tai-Fu Feng , Xue-Qian Li , Jukka Maalampi , Xinmin Zhang

We point out that the null results of the hadronic electric dipole moment (EDM) searches constrain orbifold grand unified theories (GUTs), where the GUT symmetry and supersymmetry (SUSY) are both broken by boundary conditions in extra…

High Energy Physics - Phenomenology · Physics 2009-11-11 Junji Hisano , Mitsuru Kakizaki , Minoru Nagai