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We introduce two-body nuclear conditional probabilities that allow the definition of an intrinsic reference frame and the multipole moments of angular-momentum-$J$-conserving states. This enables the characterization of quadrupole…

Nuclear Theory · Physics 2026-05-26 X. Sun , J. Dobaczewski , W. Nazarewicz , H. Wibowo

Electric dipole moments are extremely sensitive probes for additional sources of CP violation in new physics models. The multi-scale problem of relating the high-precision measurements with neutrons, atoms and molecules to fundamental…

High Energy Physics - Phenomenology · Physics 2015-09-17 Martin Jung

Within the finite-field Kohn-Sham framework, static electric response properties of diatomic molecules are presented. The electronic energy, dipole moment ({\boldmath$\mu$}), static dipole polarizability ({\boldmath$\alpha$}) and…

Chemical Physics · Physics 2019-04-26 Abhisek Ghosal , Tanmay Mandal , Amlan K. ~Roy

We note that in extensions of the Standard Model that allow for a varying fine structure constant, alpha, all matter species, apart from right-handed neutrinos, will gain an intrinsic electric dipole moment (EDM). In a large subset of…

High Energy Physics - Theory · Physics 2009-11-11 Douglas J. Shaw

We present a systematic study of interaction induced dipole electric properties of all molecular dimers in the S66 set, relying on CCSD(T)-F12b/aug-cc-pVDZ-F12 as reference level of theory. For field strengths up to $\approx$5 GV m$^{-1}$…

Chemical Physics · Physics 2021-12-22 Max Schwilk , Pál D. Mezei , Diana N. Tahchieva , O. Anatole von Lilienfeld

Long range electrostatic, induction and dispersion coefficients including terms of order $R^{-8}$ have been calculated by the sum over states method using time dependent density functional theory. We also computed electrostatic moments and…

Chemical Physics · Physics 2015-06-05 Jason N. Byrd , John A. Montgomery , Robin Côté

Standard analyses of low-energy NN and nuclear parity-violating observables have been based on a pi-, rho-, and omega-exchange model capable of describing all five independent s-p partial waves. Here a parallel analysis is performed for the…

Nuclear Theory · Physics 2014-11-18 W. C. Haxton , C. -P. Liu , M. J. Ramsey-Musolf

Weak interactions within a nucleus generate a nuclear spin dependent parity violating electromagnetic moment; the anapole moment. In heavy nuclei, the anapole moment is the dominant contribution to spin-dependent atomic parity violation. We…

Atomic Physics · Physics 2009-09-29 E. Gomez , S. Aubin , G. D. Sprouse , L. A. Orozco , D. P. DeMille

Upper limits on the electric dipole moments (EDM) of elementary particles and atoms are presented, and their physical implications are discussed. The bounds following from the neutron and atomic experiments are comparable. In particular,…

High Energy Physics - Phenomenology · Physics 2009-10-31 I. B. Khriplovich

We present a Fortran program to compute the distribution of dipole moments of free particles for use in analyzing molecular beams experiments that measure moments by deflection in an inhomogeneous field. The theory is the same for magnetic…

Computational Physics · Physics 2009-11-13 G. E. Ballentine , G. F. Bertsch , N. Onishi , K. Yabana

We review different attempts to show the decoherence process in double-slit-like experiments both for charged particles (electrons) and neutral particles with permanent dipole moments. Interference is studied when electrons or atomic…

Quantum Physics · Physics 2009-11-11 Fernando C. Lombardo , Paula I. Villar

We perform a global fit using results of searches for electric dipole moments (EDM) of diamagnetic systems within the context of the minimal left-right symmetric model. In this way, we disentangle the new "left-right" electroweak and…

High Energy Physics - Phenomenology · Physics 2021-02-17 Michael J. Ramsey-Musolf , Juan Carlos Vasquez

The paper presents cross sections for collisions of neutral atoms/molecules with a charged nanoparticle, which is the source of the dipole potential. The accuracy of the orbital limited motion (OLM) approximation is estimated. It is shown…

Plasma Physics · Physics 2016-12-19 M. N. Shneider

Searches for the permanent electric dipole moments (EDMs) of diamagnetic atoms provide powerful probes of CP-violating hadronic and semileptonic interactions. The theoretical interpretation of such experiments, however, requires careful…

Accurate representation of the molecular electrostatic potential, which is often expanded in distributed multipole moments, is crucial for an efficient evaluation of intermolecular interactions. Here we introduce a machine learning model…

Chemical Physics · Physics 2017-10-09 Tristan Bereau , Denis Andrienko , O. Anatole von Lilienfeld

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

Parity and time invariance violating (P,T-odd) nuclear forces produce P,T-odd nuclear moments. In turn, these moments can induce electric dipole moments (EDMs) in atoms through the mixing of electron wavefunctions of opposite parity. The…

Nuclear Theory · Physics 2008-11-26 V. V. Flambaum , J. S. M. Ginges

This paper reviews the calculation of nuclear Schiff moments, which one must know in order to interpret experiments that search for time-reversal-violating electric dipole moments in certain atoms and molecules. After briefly reviewing the…

Nuclear Theory · Physics 2025-01-07 Jonathan Engel

We perform a quantitative study of the neutron and electron electric dipole moments (EDM) in Supersymmetry, in the limit of heavy scalars. The leading contributions arise at two loops. We give the complete analytic result, including a new…

High Energy Physics - Phenomenology · Physics 2009-11-11 G. F. Giudice , A. Romanino

The influence of oscillating quadrupole fields on atomic energy levels is examined theoretically and general expressions for the quadrupole matrix elements are given. The results are relevant to any ion-based clock in which one of the clock…

Quantum Physics · Physics 2019-03-06 Kyle J. Arnold , R. Kaewuan , T. R. Tan , M. D. Barrett