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The electric dipole moments (EDMs) of neutron-odd nuclei with even protons are systematically evaluated. We first derive the relation between the EDM and the magnetic moment operators by making use of the core polarization scheme. This…

核理论 · 物理学 2015-05-27 Takehisa Fujita , Sachiko Oshima

In this proceeding, we present the results of the theoretical evaluations of the electric dipole moment (EDM) of light nuclei, including the preliminary value for the 11B nucleus. From the data, we can infer an approximate counting rule,…

核理论 · 物理学 2018-08-30 Nodoka Yamanaka

Parity and time invariance violating ($P,T$-odd) atomic electric dipole moments (EDM) are induced by interaction between atomic electrons and nuclear $P,T$-odd moments which are produced by $P,T$-odd nuclear forces. The nuclear EDM is…

核理论 · 物理学 2009-08-18 V. F. Dmitriev , V. V. Flambaum

Over the past few decades, following the first demonstration of ultrafast electron microscopy, numerous research groups have focused on achieving attosecond temporal resolution in electron microscopy with the goal of imaging electron and…

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,…

高能物理 - 唯象学 · 物理学 2009-10-31 I. B. Khriplovich

The electric dipole moment of an electron (eEDM) is one of the sensitive probes of physics beyond the standard model. The possible existence of the eEDM gives rise to an experimentally observed energy shift, which is proportional to the…

计算物理 · 物理学 2017-01-18 A. Sunaga , M. Abe , M. Hada , B. P. Das

The upper limit on (time reversal symmetry T-violating) permanent hadron electric dipole moments (EDMs) is the PSI neutron EDM value; $d_n = (0.0\pm1.1_{\rm stat}\pm0.2_{\rm sys}\times10^{-26})\,e$\,cm. This paper describes an experiment to…

加速器物理 · 物理学 2022-12-07 Richard M. Talman

A new limit for the neutron electric dipole moment has been recently reported. This new limit is obtained by combining the result from a previous experiment with the result from a more recent experiment that has much worse statistical…

高能物理 - 唯象学 · 物理学 2008-11-26 S. K. Lamoreaux , R. Golub

We present for the first time a detailed and comprehensive analysis of the experimental results that set the current world sensitivity limit on the magnitude of the electric dipole moment (EDM) of the neutron. We have extended and enhanced…

As experimentalists explore new opportunities in strong field radiation offered by current generation light sources, new theoretical tools become inevitable in dealing with the challenging non-linear dynamics that come into play as a result…

原子物理 · 物理学 2017-11-06 E. Jobunga

In the framework of the theory of defects/three-dimensional gravitation, it is obtained a positive correction to the magnetic moment of the electron bound to a disclination in a dielectric solid.

凝聚态物理 · 物理学 2015-06-25 Fernando Moraes

There have been recent suggestions for searching for the electron electric dipole moment, using solid state experiments with compounds containing Gd 3+ ions. These experiments could improve the sensitivity compared to present atomic and…

原子物理 · 物理学 2010-01-04 S. Y. Buhmann , V. A. Dzuba , O. P. Sushkov

We consider the implications of experimental limits on the permanent electric dipole moment (EDM) of the electron and neutron for possible new parity-conserving (PC) time-reversal violating (TV) interactions. We show that the constraints…

高能物理 - 唯象学 · 物理学 2009-10-31 M. J. Ramsey-Musolf

A tool that can constrain, in minutes, beyond-the-standard-model parameters like electric dipole moments (EDM) down to a lower-bound $d_\text{e}^{\cal{N}}<10^{-37}\text{e}\cdot\text{cm}$ in bulk materials, or the coupling of axion-like…

天体物理仪器与方法 · 物理学 2016-04-11 Gary Prezeau

Calculations of Stark interference between $E1$ and $M1$ transition amplitudes on the $H^3\Delta_1$ to $C^1\Pi$ transition in ThO is performed. Calculations are required for estimations of systematic errors in the experiment for electron…

原子物理 · 物理学 2018-12-03 A. N. Petrov , L. V. Skripnikov

We explore ways to use the ability to measure the populations of individual magnetic sublevels to improve the sensitivity of magnetic field measurements and measurements of atomic electric dipole moments (EDMs). When atoms are initialized…

量子物理 · 物理学 2018-03-14 Cheng Tang , Teng Zhang , David S. Weiss

We respond to a paper of Flambaum, et.al. [Phys. Rev. D95, no. 5, 058701 (2017)], claiming there is no effective induced oscillating electric dipole moment, e.g., for the electron, arising from interaction with an oscillating cosmic axion…

高能物理 - 唯象学 · 物理学 2017-04-04 Christopher T. Hill

To comply with the critique of the Comment [J. Arrington, arXiv:1602.01461], we consider another modification of the proton electric form factor, which resolves the "proton-radius puzzle". The proposed modification satisfies all the…

高能物理 - 唯象学 · 物理学 2016-03-09 Franziska Hagelstein , Vladimir Pascalutsa

Our paper arXiv:2101.11629 contains a technical error which changes some of the conclusions. We thank Streltsov, Pedernales, and Plenio for bringing the essence of this error to our attention. Here we explain the error, examine its…

量子物理 · 物理学 2021-11-09 Daniel Carney , Holger Muller , Jacob M. Taylor

In the paper being commented on it is proposed a new method for the detection of the electron EDM using the solid GdIG. There, it is argued that a sample electric polarization appears when the sample is magnetized; the common belief is that…

综合物理 · 物理学 2010-06-22 Tomislav Ivezic