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We review the current status of the study of parity and time invariance violation in atoms, nuclei and molecules. We focus on parity non-conservation in cesium and three of the most promising areas of research: (i) parity non-conservation…

Atomic Physics · Physics 2015-06-11 V. A. Dzuba , V. V. Flambaum

Contributions from physics beyond the Standard Model, strange quarks in the nucleon, and nuclear structure effects to the left-right asymmetry measured in parity-violating (PV) electron scattering from $\nuc{12}{C}$ and the proton are…

High Energy Physics - Phenomenology · Physics 2014-11-17 M. J. Musolf , T. W. Donnelly

We show that local parity violation due to chirality imbalance in relativistic nuclear collisions can be revealed by measuring the projection of the polarization vector onto the momentum, i.e. the helicity, of final state baryons. The…

High Energy Physics - Phenomenology · Physics 2021-10-08 F. Becattini , M. Buzzegoli , A. Palermo , G. Prokhorov

Recent measurement of the parity-violating (PV) asymmetry in the elastic electron scattering on $^{27}$Al target evokes the interest in the distribution of the neutron in the nucleus. In this work, we calculate the neutron skin thickness…

Nuclear Theory · Physics 2022-11-09 Hana Gil , Chang Ho Hyun , K. S. Kim

Atomic parity violation has been observed in the 6s^2 1S0 - 5d6s 3D1 408-nm forbidden transition of ytterbium. The parity-violating amplitude is found to be two orders of magnitude larger than in cesium, where the most precise experiments…

Atomic Physics · Physics 2016-03-15 K. Tsigutkin , D. Dounas-Frazer , A. Family , J. E. Stalnaker , V. V. Yashchuk , D. Budker

In non-central relativistic heavy ion collisions, \P-odd domains, which might be created in the process of the collision, are predicted to lead to charge separation along the system orbital momentum \cite{Kharzeev:2004ey}. An observable,…

Nuclear Experiment · Physics 2019-08-13 Sergei A. Voloshin

The primary motive of parity violating deep inelastic scattering experiments has been to test the standard model, particularly the axial couplings to the quarks, in the scaling region. The measurements can also test for the validity of…

High Energy Physics - Phenomenology · Physics 2013-05-30 Carl E. Carlson , Benjamin C. Rislow

At present there exists a great interest in the search for evidence of possible modification of the nucleon form factors inside the nuclear medium. Recent theoretical work predict changes in the form factors within the experimental limits.…

In a recent letter Roca-Maza and Jakubassa-Amundsen claim a large $\approx 5\%$ radiative correction to the parity-violating asymmetry $A_{pv}$ in electron-nucleus scattering. If true, this would be important for the interpretation of the…

Nuclear Theory · Physics 2026-01-06 Brendan T. Reed , C. J. Horowitz

Parity-odd asymmetries in the electromagnetic decays of compound nuclei can sometimes be amplified above values expected from simple dimensional estimates by the complexity of compound nuclear states. In this work we use a statistical…

The $Q_{weak}$ Collaboration has completed a challenging measurement of the parity-violating asymmetry in elastic electron-proton ($\vec{e}$p) scattering at the Thomas Jefferson National Accelerator Facility (Jefferson Lab). The initial…

Nuclear Experiment · Physics 2015-10-02 Manolis Kargiantoulakis

The measurement of parity violation in the helicity dependence of electron-nucleon scattering provides unique information about the basic quark structure of the nucleons. In this review, the general formalism of parity-violating electron…

High Energy Physics - Phenomenology · Physics 2009-11-07 D. H. Beck , R. D. McKeown

We investigate parity-violating electroweak asymmetries in the elastic scattering of polarized electrons off protons within the framework of the chiral quark-soliton model ($\chi$QSM). We use as input the former results of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Antonio Silva , Hyun-Chul Kim , Diana Urbano , Klaus Goeke

We propose a novel dispersive treatment of the so-called inner radiative correction to the neutron and nuclear $\beta$-decay. We show that it requires knowledge of the parity-violating structure function $F_3^{(0)}$ that arises from the…

Nuclear Theory · Physics 2019-07-18 Chien Yeah Seng , Mikhail Gorchtein , Michael J. Ramsey-Musolf

Using a simple model for nuclear GPDs, we study the role of the neutron contribution to nuclear DVCS observables. As an example, we use the beam-spin asymmetry A_{LU}^A measured in coherent and incoherent DVCS on a wide range of nuclear…

Nuclear Theory · Physics 2008-11-26 V. Guzey

We investigate the possible measurement of parity-violating spin asymmetries in jet pair production in proton-proton collisions at the Brookhaven Relativistic Heavy Ion Collider (RHIC), with the goal to constrain longitudinally polarized…

High Energy Physics - Phenomenology · Physics 2008-12-30 Edmond L. Berger , Pavel M. Nadolsky

The electroweak interaction at the level of quarks and gluons are well understood from precision measurements in high energy collider experiments. Relating these fundamental parameters to Hadronic Parity Violation in nuclei however remains…

High Energy Physics - Lattice · Physics 2015-11-10 Thorsten Kurth , Evan Berkowitz , Enrico Rinaldi , Pavlos Vranas , Amy Nicholson , Mark Strother , Andre Walker-Loud

In this paper, we analyze the elastic scattering of the muon neutrino beam on the polarized proton target (PPT), and predict how the existence of CP-violating phase between the complex vector V and axial A couplings of the left-chirality…

High Energy Physics - Phenomenology · Physics 2015-06-04 W. Sobków

We investigate parity and time-reversal violation in neutron-proton scattering in the optical regime. We calculate the neutron spin rotation and analyzing power in scattering on polarized protons. This allows us to quantify the sensitivity…

Nuclear Theory · Physics 2008-11-26 C. -P. Liu , R. G. E. Timmermans

We extend the dust-filament-based model presented in Herv\'ias-Caimapo & Huffenberger 2022 to produce parity-violating foreground spectra by manipulating the filament orientations relative to the magnetic field. We calibrate our model to…

Cosmology and Nongalactic Astrophysics · Physics 2025-04-23 Carlos Hervías-Caimapo , Ari J. Cukierman , Patricia Diego-Palazuelos , Kevin M. Huffenberger , Susan E. Clark
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