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We consider a supersymmetric model where the neutrino mass matrix arises from bilinear and trilinear R-parity violation, both restricted by a $Z_3$ flavor symmetry. Assuming flavor blind soft supersymmetry (SUSY) breaking conditions,…

High Energy Physics - Phenomenology · Physics 2013-05-30 E. Peinado , A. Vicente

We study the collider phenomenology of bilinear R-parity violating supergravity, the simplest effective model for supersymmetric neutrino masses accounting for the current neutrino oscillation data. At the CERN Large Hadron Collider the…

High Energy Physics - Phenomenology · Physics 2009-05-22 F. de Campos , O. J. P. Eboli , M. B. Magro , W. Porod , D. Restrepo , M. Hirsch , J. W. F. Valle

We perform a study on the predictions of electric-dipole moments (EDMs) of neutron, Mercury (Hg), Thallium (Tl), deuteron, and Radium (Ra) in the framework of next-to-minimal supersymmetric standard model (NMSSM) with CP-violating…

High Energy Physics - Phenomenology · Physics 2011-08-04 Kingman Cheung , Tie-Jiun Hou , Jae Sik Lee , Eibun Senaha

The minimal supersymmetric standard model (MSSM) particles can generate loop-level radiative corrections that contribute to the electric dipole moment (EDM) of an electron. The upper bound on the EDM can therefore be used for delineating…

High Energy Physics - Phenomenology · Physics 2023-12-27 S. S. AbdusSalam , S. S. Barzani , L. Kalhor , M. Mohammadidoust , S. A. Ojaghi

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

Electric dipole moments are sensitive probes of new phases in the Higgs Yukawa couplings. We calculate the complete two-loop QCD anomalous dimension matrix for the mixing of CP-odd scalar and tensor operators and apply our results for a…

High Energy Physics - Phenomenology · Physics 2021-07-20 Joachim Brod , Emmanuel Stamou

A permanent electric dipole moment (EDM) of a particle or system is a separation of charge along its angular-momentum axis and is a direct signal of T-violation and, assuming CPT symmetry, CP violation. For over sixty years EDMs have been…

Atomic Physics · Physics 2019-02-08 Timothy Chupp , Peter Fierlinger , Michael Ramsey-Musolf , Jaideep Singh

This report summarizes the work of the "R-parity violation group" of the French Research Network (GDR) in Supersymmetry, concerning the physics of supersymmetric models without conservation of R-parity at HERA, LEP, Tevatron and LHC and…

There are a number of studies in the literature on search for Charge-Parity (CP) violating signals in top quark productions at the LHC. In most of these studies, ChromoMagnetic Dipole Moments (CMDM) and ChromoElectric Dipole Moments (CEDM)…

High Energy Physics - Experiment · Physics 2023-07-05 B. Işıldak , A. Hayreter , M. Hüdaverdi , F. Ilgın , S. Salva , E. Şimşek , S. Güyer

Magnetic field uniformity is of the utmost importance in experiments to measure the electric dipole moment of the neutron. A general parametrization of the magnetic field in terms of harmonic polynomial modes is proposed, going beyond the…

We consider supersymmetric extensions of the standard model in which the usual $R$ or matter parity gets replaced by another $R$ or non-$R$ discrete symmetry that explains the observed longevity of the nucleon and solves the $\mu$ problem…

High Energy Physics - Phenomenology · Physics 2015-01-14 Mu-Chun Chen , Michael Ratz , Volodymyr Takhistov

In this lectures, we give a review about the Minimal Supersymmetric Standard Model (MSSM) with $R$-Parity Violation because it provides an attractive way to generate neutrino masses, lepton mixing angles in acconcordance to present neutrino…

High Energy Physics - Phenomenology · Physics 2022-04-13 M. C. Rodriguez

The Next-to-Minimal Supersymmetric Standard Model (NMSSM) with explicit CP violation offers a promising framework for explaining the observed baryon asymmetry while remaining consistent with stringent electric dipole moment (EDM) bounds. In…

High Energy Physics - Phenomenology · Physics 2025-09-09 Kaifei Ning , Michael Ramsey-Musolf

Supersymmetric couplings that do not respect R-parity can induce significant changes in the interaction rates of ultrahigh-energy neutrinos through the direct-channel production of superpartner resonances, and can provide new sources of…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Carena , D. Choudhury , S. Lola , C. Quigg

The electric dipole moment (EDM) of paramagnetic atoms is sensitive to the intrinsic EDM contribution from that of its constituent electrons and a scalar--pseudo-scalar (S-PS) electron-nucleus interactions. The electron EDM and the S-PS EDM…

Atomic Physics · Physics 2008-07-16 H. S. Nataraj , B. K. Sahoo , B. P. Das , D. Mukherjee

We consider recently observed neutrinoless double beta decay in the context of the minimal supersymmetric standard model with R-parity violating couplings lambda^{'}. We observe that most of the current experimental bounds on the R-parity…

High Energy Physics - Phenomenology · Physics 2009-11-07 Yosuke Uehara

Vector leptoquarks can address the lepton flavor universality anomalies in decays associated with the $b \to c \ell \nu$ and $b \to s \ell \ell$ transitions, as observed in recent years. Generically, these leptoquarks yield new sources of…

High Energy Physics - Phenomenology · Physics 2020-06-24 Wolfgang Altmannshofer , Stefania Gori , Hiren H. Patel , Stefano Profumo , Douglas Tuckler

The observance of parity conserving time reversal violation in light quark systems could signal the presence of physics beyond the Standard Model. I discuss the implications of low-energy time reversal tests for the existence of such…

High Energy Physics - Phenomenology · Physics 2016-11-23 M. J. Ramsey-Musolf

The simplest unified extension of the Minimal Supersymmetric Standard Model with bilinear R--Parity violation provides a predictive scheme for neutrino masses which can account for the observed atmospheric and solar neutrino parameters.…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. C. Romao

Electroweak precision data at LEP are used to place bounds on some $\lambda'$-type ($L$-violating) and $\lambda''$-type ($B$-violating) $R$-parity violating supersymmetric Yukawa couplings. We consider one-loop corrections (triangles and…

High Energy Physics - Phenomenology · Physics 2007-05-23 Gautam Bhattacharyya
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