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Related papers: The Muon Electric Dipole Moment

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The two-nucleon contributions to the electric dipole moment (EDM) of the deuteron, induced by the QCD $\theta$-term, are calculated in the framework of effective field theory up-to-and-including next-to-next-to-leading order. In particular…

High Energy Physics - Phenomenology · Physics 2013-03-13 J. Bsaisou , C. Hanhart , S. Liebig , U. -G. Meißner , A. Nogga , A. Wirzba

Neutron electric dipole moment (EDM) due to single quark EDM and to the transition EDM is calculated in the minimal supersymmetric standard model. Assuming that the Cabibbo-Kobayashi-Maskawa matrix at the grand unification scale is the only…

High Energy Physics - Phenomenology · Physics 2010-11-01 T. Inui , Y. Mimura , N. Sakai , T. Sasaki

It is well known that the muon magnetic dipole moment (MDM) has close relation with the new physics (NP) in the development of the Standard Model (SM). Combined with the Fermilab National Accelerator Laboratory (FNAL) and the Brookhaven…

High Energy Physics - Phenomenology · Physics 2025-01-14 Xing-Yu Han , Shu-Min Zhao , Long Ruan , Xi Wang , Xing-Xing Dong

Electric dipole moments (EDMs) of elementary particles are powerful probes of new physics with flavor-diagonal CP violation. The reported discrepancy in the muon anomalous magnetic moment motivates us to explore to what extent new physics…

High Energy Physics - Phenomenology · Physics 2022-06-03 Yuichiro Nakai , Ryosuke Sato , Yoshihiro Shigekami

Within the minimal supersymmetric standard model (MSSM), the large tan(beta) regime can lead to important modifications in the pattern of CP-violating sources contributing to low energy electric dipole moments (EDMs). In particular,…

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

In a class of supersymmetric grand unified theories, including those based on the gauge group $SO(10)$, there are new contributions to the electric dipole moments of the neutron and electron, which arise as a heavy top quark effect. These…

High Energy Physics - Phenomenology · Physics 2010-11-01 S. Dimopoulos , L. J. Hall

The magnetic moment of the $\tau$ lepton is an interesting quantity that is potentially sensitive to physics beyond the Standard Model. Electroweak gauge invariance implies that a heavy new physics contribution to it takes the form of an…

High Energy Physics - Phenomenology · Physics 2018-10-24 Jessica N. Howard , Arvind Rajaraman , Rebecca Riley , Tim M. P. Tait

An Effective Field Theory (EFT) analysis of the magnetic moment of the muon is discussed. The expression for the dipole moment is given in terms of operator coefficients of the low-energy effective field theory (LEFT) and the Standard Model…

High Energy Physics - Phenomenology · Physics 2021-10-18 Jason Aebischer

The present review is devoted to the muon magnetic moment and its role in supersymmetry phenomenology. Analytical results for the leading supersymmetric one- and two-loop contributions are provided, numerical examples are given and the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Dominik Stöckinger

We study if a sizeable muon electric dipole can arise in supersymmetric frameworks able to account for the tight experimental bounds on sfermion masses, like an appropriate flavor symmetry, or like a flavor-blind mechanism of SUSY breaking…

High Energy Physics - Phenomenology · Physics 2009-10-09 Andrea Romanino , Alessandro Strumia

We study the electric dipole moments(EDM) of the neutron and the electron in the two-Higgs-doublet model, in the case that $CP$ symmetry is violated maximally in the neutral Higgs sector. We take account of the Weinberg's operator…

High Energy Physics - Phenomenology · Physics 2010-11-01 Takemi HAYASHI , Yoshio Koide , Masahisa Matsuda , Morimitsu Tanimoto , Seiichi Wakaizumi

The electric dipole moments (EDMs) of the neutron and the electron are reviewed within the framework of the supersymmetric standard model (SSM) based on grand unified theories coupled to N=1 supergravity. Taking into account one-loop and…

High Energy Physics - Phenomenology · Physics 2007-05-23 Mayumi Aoki , Tomoko Kadoyoshi , Akio Sugamoto , Noriyuki Oshimo

We study the Electric Dipole moment of b quark in the general two Higgs Doublet model (model III) and three Higgs Doublet model with O(2) symmetry in the Higgs sector. We analyse the dependency of this quantity to the new phase coming from…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. O. Iltan

We study the two-Higgs-doublet model with type-II seesaw mechanism. In view of constraints from the Higgs data, we consider the aligned two-Higgs-doublet scheme and its effects on muon anomalous magnetic dipole moment, $a_{\mu}$, including…

High Energy Physics - Phenomenology · Physics 2021-09-15 Chuan-Hung Chen , Cheng-Wei Chiang , Takaaki Nomura

The Higgs sector which is extended from the standard model could generally become an origin of CP violation. In the model with two doublet and one triplet Higgs fields on SU(2) symmetry, we study the electric dipole moment (EDM) of the…

High Energy Physics - Phenomenology · Physics 2019-05-07 Noriyuki Oshimo

Electric dipole moments are extremely sensitive probes for additional sources of CP violation in new physics models. Specifically, they have been argued in the past to exclude new CP-violating phases in two-Higgs-doublet models. Since…

High Energy Physics - Phenomenology · Physics 2015-06-17 Martin Jung , Antonio Pich

We compute the leading contributions to the magnetic dipole and electric quadrupole moments of the baryon decuplet in chiral perturbation theory. The measured value for the magnetic moment of the $\Omega^-$ is used to determine the local…

High Energy Physics - Phenomenology · Physics 2009-10-22 M. N. Butler , M. J. Savage , R. P. Springer

The muon anomalous magnetic moment is investigated in the standard model with two Higgs doublets (S2HDM) motivated from spontaneous CP violation. Thus all the effective Yukawa couplings become complex. As a consequence of the non-zero phase…

High Energy Physics - Phenomenology · Physics 2014-11-17 Yue-Liang Wu , Yu-Feng Zhou

We examine the muon's electric dipole moment $\dmu$ from a variety of theoretical perspectives. We point out that the reported deviation in the muon's g-2 can be due partially or even entirely to a new physics contribution to the muon's…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jonathan L. Feng , Konstantin T. Matchev , Yael Shadmi

We study the lepton electric dipole moments in the framework of the supersymmetric type II seesaw model where the exchange of heavy SU(2)_W triplets generates small neutrino masses. We show that the CP violating phase of the bilinear soft…

High Energy Physics - Phenomenology · Physics 2010-05-12 Toru Goto , Takayuki Kubo , Yasuhiro Okada