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We present Lattice QCD results on the neutron tensor charges including, for the first time, a simultaneous extrapolation in the lattice spacing, volume, and light quark masses to the physical point in the continuum limit. We find that the…

High Energy Physics - Lattice · Physics 2016-01-11 Tanmoy Bhattacharya , Vincenzo Cirigliano , Rajan Gupta , Huey-Wen Lin , Boram Yoon

We study a decay rate asymmetry of the top quark in the supersymmetric standard model, taking into account the constraints from the electric dipole moments of the neutron and the electron. One CP-violating phase contained in the…

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

We study corrections to tri-bimaximal (TBM) neutrino mixing from renormalization group (RG) running and from Planck scale effects. We show that while the RG effects are negligible in the standard model (SM), for quasi-degenerate neutrinos…

High Energy Physics - Phenomenology · Physics 2008-11-26 Amol Dighe , Srubabati Goswami , Werner Rodejohann

We present a detailed study of the Thallium, neutron, Mercury and deuteron electric dipole moments (EDMs) in the CP-violating Minimal Supersymmetric extension of the Standard Model (MSSM). We take into account the complete set of one-loop…

High Energy Physics - Phenomenology · Physics 2009-09-11 John Ellis , Jae Sik Lee , Apostolos Pilaftsis

The minimal supersymmetric standard model (MSSM) with complex parameters can contribute sizably to muon/electron anomalous magnetic dipole momemnt ($g-2$) and electric dipole moment (EDM). The electron $g-2$ interplays with electron EDM;…

High Energy Physics - Phenomenology · Physics 2021-12-03 Song Li , Yang Xiao , Jin Min Yang

We study diagonal and transition quark dipole operators in a class of extended technicolor (ETC) models, taking account of the multiscale nature of the ETC gauge symmetry breaking and of the mixing among ETC interaction eigenstates. Because…

High Energy Physics - Phenomenology · Physics 2009-11-10 Thomas Appelquist , Maurizio Piai , Robert Shrock

We explore in detail the consequences of the CP-violating phases residing in the supersymmetric and soft SUSY breaking parameters in the approximation that family flavour mixings are ignored. We allow for non-universal boundary conditions…

High Energy Physics - Phenomenology · Physics 2009-02-09 M. Argyrou , A. B. Lahanas , V. C. Spanos

We study the phenomenology of electric dipole moments (EDMs) induced in various scalar leptoquark models. We consider generic leptoquark couplings to quarks and leptons and match to Standard Model effective field theory. After evolving the…

High Energy Physics - Phenomenology · Physics 2019-01-24 W. Dekens , J. de Vries , M. Jung , K. K. Vos

In this paper, the renormalization-group equations for the (flavor-conserving) CP-violating interaction are derived up to the dimension six, including all the four-quark operators, at one-loop level. We apply them to the models with the…

High Energy Physics - Phenomenology · Physics 2015-06-05 Junji Hisano , Koji Tsumura , Masaki J. S. Yang

We calculate the electric dipole moments (EDM) of the neutral Hg(199) atom, deuteron, nucleons and neutral hyperons Lambda, Sigma(0) and Xi(0) in the framework of a generic SUSY model without R-parity conservation (RPV SUSY) on the basis of…

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

We study the phenomenology of models of electroweak symmetry breaking where the Higgs potential is dominated by a positive quadratic term destabilized by a tadpole arising from the coupling to an "auxiliary" Higgs sector. The auxiliary…

High Energy Physics - Phenomenology · Physics 2015-06-23 Spencer Chang , Jamison Galloway , Markus Luty , Ennio Salvioni , Yuhsin Tsai

The renormalization group equations(RGEs) of non-universal soft supersymmetric breaking terms with CP violating phases are analyzed in this paper. We obtain the analytic solutions of RGEs by directly solving the RGEs themselves. Compared…

High Energy Physics - Phenomenology · Physics 2008-11-26 Chao-Shang Huang , Liao Wei , Qi-Shu Yan , Shou-Hua Zhu

We study phenomenological aspects of the soft supersymmetry breaking parameters in a model with the extended gauge mediation supersymmetry breaking. In this model gaugino masses can be non-universal and as its result physical CP-phases…

High Energy Physics - Phenomenology · Physics 2009-11-10 D. Suematsu , H. Tsuchida

Nonstandard CP violation in the Higgs sector can play an essential role in electroweak baryogenesis. We calculate the full two-loop matching conditions of the standard model, with Higgs Yukawa couplings to light quarks modified to include…

High Energy Physics - Phenomenology · Physics 2019-02-20 Joachim Brod , Dimitrios Skodras

We present a simple analysis that allows us to extract the leading mass dependence of the dipole moment of matter fermions that might be induced by new physics. We present explicit results for the supersymmetric model with broken R-parity…

High Energy Physics - Phenomenology · Physics 2009-10-31 R. M. Godbole , S. Pakvasa , S. D. Rindani , X. Tata

Flavour- and CP-violating electromagnetic or chromomagnetic dipole operators in the quark sector are generated in a large class of new physics models and are strongly constrained by measurements of the neutron electric dipole moment and…

High Energy Physics - Phenomenology · Physics 2015-12-21 Matthias König , Matthias Neubert , David M. Straub

The possibility of a strongly first-order electroweak phase transition is established in the minimal supersymmetric standard model with an extra $U(1)'$, where a nontrivial CP violating phase is introduced in its Higgs sector. We find that…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. W. Ham , S. K. OH

We combine experimental bounds on the electric dipole moments of the neutron and electron with cosmological limits on the relic density of a gaugino-type LSP neutralino to constrain certain CP-violating phases appearing in the MSSM. We find…

High Energy Physics - Phenomenology · Physics 2009-10-28 Toby Falk

A fourth generation of quarks, if it exist, may provide sufficient CP violation for the baryon asymmetry of the Universe. We estimate the neutron electric dipole moment in the presence of a fourth generation, and find it would be dominated…

High Energy Physics - Phenomenology · Physics 2013-05-29 Junji Hisano , Wei-Shu Hou , Fanrong Xu

We investigate accurate renormalization group analyses in neutrino sector between $\nu$-oscillation and seesaw energy scales. We consider decoupling effects of top quark and Higgs boson on the renormalization group equations of light…

High Energy Physics - Phenomenology · Physics 2014-07-18 Naoyuki Haba , Kunio Kaneta , Ryo Takahashi , Yuya Yamaguchi
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