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Related papers: Parity and Time-Reversal Violation in Atomic Syste…

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In light of new data on neutron distributions from experiments with antiprotonic atoms [ Trzcinska {\it et al.}, Phys. Rev. Lett. 87, 082501 (2001)], we reexamine the role of nuclear-structure uncertainties in the interpretation of…

Atomic Physics · Physics 2009-11-07 Andrei Derevianko , Sergey Porsev

The physical mechanism of phenomenon is explained as a result of inequality of forward and reversed processes in optics. The importance of experimental study of its invariance relation is discussed.

General Physics · Physics 2007-05-23 V. A. Kuz'menko

Parity violation in nuclear systems is reviewed. A few ingredients relevant to the description of the parity-violating nucleon-nucleon force in terms of meson exchanges are reminded. Effects in nuclear systems are then considered. They…

Nuclear Theory · Physics 2007-05-23 Bertrand Desplanques

In understanding the world of matter, the introduction of symmetry principles following experimentation or using the predictive power of symmetry principles to guide experimentation is most profound. The conservation of energy, linear…

High Energy Physics - Phenomenology · Physics 2015-06-25 Willem T. H. van Oers

Atomic Parity Violation provides the rare opportunity of a low energy window into possible new fundamental processes at very high mass scales normally investigated at large high energy accelerators. Precise measurements on atomic systems…

Atomic Physics · Physics 2013-08-12 M Schacht

Parity violation in elastic electron-nucleon scattering is studied with the basic goal of improving the understanding of electroweak hadronic structure with special emphasis on the strangeness content in the nucleon. Models for the…

Nuclear Theory · Physics 2014-08-12 R. González-Jiménez , J. A. Caballero , T. W. Donnelly

Planning and interpretation of the experiments searching for the time reversal (T) and parity (P) violation in neutron reactions require values of the matrix elements of the T,P-violating nuclear forces between nuclear compound states. We…

Nuclear Theory · Physics 2019-08-15 Pavel Fadeev , Victor V. Flambaum

The existence of a nuclear electric octupole moment (EOM) requires both parity and time invariance violation. The EOMs of odd $Z$ nuclei that are induced by a particular T- and P-odd interaction are calculated. We compare such octupole…

Nuclear Theory · Physics 2008-11-26 V. V. Flambaum , D. W. Murray , S. R. Orton

We discuss various aspects of parity, CP, and time reversal invariances in QCD. In particular, we focus attention on the previously proposed possibility that these experimentally established symmetries of strong interactions may be broken…

High Energy Physics - Phenomenology · Physics 2017-08-23 Dmitri E. Kharzeev , Robert D. Pisarski , Michel H. G. Tytgat

A direct experimental proof of very strong T-invariance violation in interactions of the photons with atoms and molecules exists in the molecular physics.

High Energy Physics - Phenomenology · Physics 2016-09-06 V. A. Kuz'menko

We propose a method to measure time-reversal symmetry violation in molecules that overcomes the standard quantum limit while leveraging decoherence-free subspaces to mitigate sensitivity to classical noise. The protocol does not require an…

Atomic Physics · Physics 2024-01-25 Chi Zhang , Phelan Yu , Arian Jadbabaie , Nicholas R. Hutzler

Time-Reversal-Invariance non-conservation has for the first time been unequivocally demonstrated in a direct measurement, one of the results of the CPLEAR experiment. What is the situation then with regard to time-reversal-invariance…

High Energy Physics - Phenomenology · Physics 2009-10-31 Willem T. H. van Oers

Using effective Lagrangians, we argue that any time-reversal-violating but parity-conserving effects are too small to be observed in flavor-conserving nuclear processes without dramatic improvement in experimental accuracy. In the process…

Nuclear Theory · Physics 2009-10-28 Jonathan Engel , Paul H. Frampton , Roxanne P. Springer

I discuss in qualitative terms the implications of the recent measurement by C. S. Wood et al. of the hyperfine dependence of atomic parity violation in 133Cs. The derived anapole moment constrains the strength of hadronic parity violation.

Nuclear Theory · Physics 2007-05-23 W. C. Haxton

Symmetry transformations have been proven a bedrock tool for understanding the nature of particle interactions, formulating and testing fundamental theories. Based on the up to now unbroken CPT symmetry, the violation of the CP symmetry…

High Energy Physics - Phenomenology · Physics 2015-06-23 J. Bernabeu , F. Martinez-Vidal

An effective field theory program to analyze and interpret hadronic parity violation in two-, three-, and few-nucleon systems is described. Observables can be parameterized in terms of five low-energy constants, which have to be determined…

Nuclear Theory · Physics 2015-05-30 Matthias R. Schindler

We have studied the possible signals of unparticle in atomic parity violation(APV) along an isotope chain and in the NuTeV experiment. The effects of unparticle physics could be observed in APV, if the uncertainty in relative neutron/proton…

High Energy Physics - Phenomenology · Physics 2008-11-26 Gui-Jun Ding , Mu-Lin Yan

We report on progress towards performing precision measurements of parity violation in Yb, in which the theoretical prediction for a strong weak-interaction-induced effect in the 6s^{2} ^{1}S_{0} \rightarrow 5d6s ^{3}D_{1} optical…

Atomic Physics · Physics 2017-09-01 D. Antypas , A. Fabricant , L. Bougas , K. Tsigutkin , D. Budker

Parity violating electron nucleus scattering is a clean and powerful tool for measuring the spatial distributions of neutrons in nuclei with unprecedented accuracy. Parity violation arises from the interference of electromagnetic and weak…

Nuclear Theory · Physics 2014-11-18 C. J. Horowitz , S. J. Pollock , P. A. Souder , R. Michaels

The existence of electric dipole moments (EDM) for fundamental particles signals time-reversal symmetry (T) violation accompanied by violation of parity (P); only upper limits have been established to date. Time-reversal violation in turn…

Nuclear Experiment · Physics 2022-03-02 D. H. Beck , D. Budker , B. K. Park , nEDM Collaboration