Results 31 to 40 of about 1,462,756 (253)

Electric dipole moments in U(1)′ models

open access: yes, 2008
We study electric dipole moments of electrons and protons in E(6)-inspired supersymmetric models with an extra U(1) invariance. Compared to the Minimal Supersymmetric Standard Model, in addition to offering a natural solution to the μ problem and ...
Sabancı, Aslı   +3 more
core   +1 more source

Novel applications of Lattice QCD: Parton Distributions, proton charge radius and neutron electric dipole moment

open access: yesEPJ Web of Conferences, 2017
We briefly discuss the current status of lattice QCD simulations and review selective results on nucleon observables focusing on recent developments in the lattice QCD evaluation of the nucleon form factors and radii, parton distribution functions and ...
Alexandrou Constantia
doaj   +1 more source

750 GeV diphoton resonance and electric dipole moments

open access: yesPhysics Letters B, 2016
We examine the implication of the recently observed 750 GeV diphoton excess for the electric dipole moments of the neutron and electron. If the excess is due to a spin zero resonance which couples to photons and gluons through the loops of massive vector-
Kiwoon Choi   +3 more
doaj   +1 more source

Improved indirect limits on charm and bottom quark EDMs

open access: yesJournal of High Energy Physics, 2022
We derive indirect limits on the charm and bottom quark electric dipole moments (EDMs) from paramagnetic AMO and neutron EDM experiments. The charm and bottom quark EDMs generate CP-odd photon-gluon operators and light quark EDMs at the c- and b-quark ...
Yohei Ema, Ting Gao, Maxim Pospelov
doaj   +1 more source

Dipole Moments and Transition Dipole Moments Calculated by Pair-Density Functional Theory with State Interaction

open access: yes, 2023
We develop response-function algorithms for dipole moments and transition dipole moments for compressed multistate pair-density functional theory (CMS-PDFT).
Laura Gagliardi   +7 more
core   +1 more source

Bound states of a fermion-dyon system

open access: yesEuropean Physical Journal C: Particles and Fields
The bound states of fermions in the external field of an Abelian dyon are studied here both analytically and numerically. Their existence is due to the dyon’s electric charge resulting from a polarization of the fermionic vacuum. The configuration of the
A. Yu. Loginov
doaj   +1 more source

Solid solution studies of the molecular nonlinear optical properties of organic chromophores [PDF]

open access: yes, 1996
The work presented in this thesis describes an investigation into the properties and behaviour of nonlinear optical guest molecules doped into polymeric matrices.
Healy, David, Healy, D.
core  

Historical Foundation and Practical Guideline for Ferroelectric Switching Kinetic Studies

open access: yesAdvanced Functional Materials, EarlyView.
The P and U pulses in the conventional PUND measurements are not identical because of the interplay between switching current and the measurement circuit components. This circuit effect can lead to a shift in polarization transients and misinterpreted physics in the switching kinetics.
Yi Liang, Pat Kezer, John T. Heron
wiley   +1 more source

Scatterers of Non-Electric-Dipole Radiation

open access: yesNanomaterials
We theoretically demonstrate that nonmagnetic silicon nanodisk dimers, under plane-wave illumination, can achieve electric dipole mode-free by suppressing electric dipole responses at magnetic resonance frequencies through structural parameter tuning ...
Yafei Li   +10 more
doaj   +1 more source

Optical Signature of Moiré Superlattices Formed by Twisted SrTiO3 Membranes

open access: yesAdvanced Functional Materials, EarlyView.
We discover optical signatures from bonded interfaces in twisted SrTiO3 moiré superlattices, including low‐frequency Raman vibrational modes and strong second‐harmonic generation, consistent with strong interlayer coupling inferred from cross‐sectional electron microscopy and ab initio calculations. ABSTRACT Moiré superlattices formed at the interfaces
T. A. M. Ragib Shahriar   +13 more
wiley   +1 more source

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