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Related papers: Parity violation in nuclear systems

200 papers

Parity violation effects (PV) in nuclear reaction were discovered in the 60 years of the last century in the capture of thermal transversal polarized neutrons by 113Cd nucleus. In this reaction experimentally was measured a non zero…

Nuclear Experiment · Physics 2014-06-04 A. I. Oprea , C. Oprea , P. V. Sedyshev , Yu. M. Gledenov

We review a semi-microscopic model of nuclear parton distributions, which takes into account a number of nuclear effects including Fermi motion and nuclear binding, nuclear meson-exchange currents and off-shell corrections to bound nucleon…

High Energy Physics - Phenomenology · Physics 2016-12-21 S. A. Kulagin

The low-energy effective theory of nuclear physics based on chiral symmetry is reviewed. Topics discussed include the nucleon-nucleon force, few-body potentials, isospin violation, pion-deuteron scattering, proton-neutron radiative capture,…

High Energy Physics - Phenomenology · Physics 2009-10-30 U. van Kolck

Parity nonconserving two-pion exchange in elastic pp scattering is investigated in the presence of phenomenological strong distortions in various models. Parity violation is included in the nucleon-pion vertex considering NN and N…

Nuclear Theory · Physics 2008-11-26 J. A. Niskanen , T. M. Partanen , M. J. Iqbal

We revisit the unified treatment of low-energy hadronic parity violation espoused by Desplanques, Donoghue, and Holstein to the end of an ab initio treatment of parity violation in low-energy nuclear processes within the Standard Model. We…

Nuclear Theory · Physics 2023-05-24 Susan Gardner , Girish Muralidhara

Expressions for the P,T-violating NN potentials are derived for $\pi$, $\rho$ and $\omega$ exchange. The nuclear matrix elements for $\rho$ and $\omega$ exchange are shown to be greatly suppressed, so that, under the assumption of…

Nuclear Theory · Physics 2008-11-26 I. S. Towner , A. C. Hayes

I review the bounds on the $R$-parity-violating supersymmetric Yukawa couplings from the considerations of proton stability, $n$--$\bar{n}$ oscillation, $\nu_e$-Majorana mass, neutrino-less double $\beta$ decay, charged-current…

High Energy Physics - Phenomenology · Physics 2009-10-28 Gautam Bhattacharyya

Parity violating elastic electron-nucleus scattering provides an accurate and model independent measurement of neutron densities, because the $Z^0$ couples primarily to neutrons. Coulomb distortion corrections to the parity violating…

Nuclear Theory · Physics 2009-09-25 C. J. Horowitz

A purely left-chiral model of the weak interactions is used to show that the total parity-violating asymmetry in quark-quark scattering must grow with increasing energy. In the absence of other new physics, non-observation of a large…

Nuclear Theory · Physics 2007-05-23 T. Goldman

In a recent paper (arXive:hep-ph/0406125) entitled {\em Parity violation in hot QCD: why it can happen, and how to look for it}, D. Kharzeev argues for the possibility of P- and/or CP- violation effects in heavy-ion collisions, the effects…

High Energy Physics - Phenomenology · Physics 2009-11-10 Sergei A. Voloshin

We determine the influence of the three-body force and the medium modification of meson masses on pairing in nuclear and neutron matter. A reduction of the pairing gap is found and increasing with density.

Nuclear Theory · Physics 2009-11-07 W. Zuo , U. Lombardo , H. -J. Schulze , C. W. Shen

Metastable excited states ${}^3P_2, {}^3P_0$ of heavy alkaline earth atoms of even isotopes are studied for parity violating (PV) effects in radiative emission of neutrino pair (RENP). PV terms arise from interference between two diagrams…

High Energy Physics - Phenomenology · Physics 2014-08-06 M. Yoshimura , N. Sasao , S. Uetake

An accurate description of the nuclear response functions for neutrino scattering in the Gev region is essential for the interpretation of present and future neutrino oscillation experiments. Due to the close similarity of electromagnetic…

Nuclear Theory · Physics 2010-02-25 Maria B. Barbaro

The mechanism of deuteron production in heavy-ion collisions is shown to have a significant impact on the shape of the modified combinants of their multiplicity distribution. In light of this observation, an experimental study is proposed…

Nuclear Theory · Physics 2023-02-23 Rahul R. Nair , Grzegorz Wilk , Zbigniew Włodarczyk

Future neutrino-oscillation experiments are expected to bring definite answers to the questions of neutrino-mass hierarchy and violation of charge-parity symmetry in the lepton sector. To realize this ambitious program it is necessary to…

High Energy Physics - Phenomenology · Physics 2017-05-15 Artur M Ankowski , Camillo Mariani

Parity violating electron scattering allows model independent measurements of neutron densities that are free from most strong interaction uncertainties. In this paper we present statistical error estimates for a variety of experiments. The…

Nuclear Theory · Physics 2011-11-28 Shufang Ban , C. J. Horowitz , R. Michaels

We investigate the possibility of unitarity violation in the sequential neutrino mixing matrix in a scenario with extra compact spacelike dimensions. Gauge singlet neutrinos are assumed to propagate in one extra dimension, giving rise to an…

High Energy Physics - Phenomenology · Physics 2009-10-29 Subhaditya Bhattacharya , Paramita Dey , Biswarup Mukhopadhyaya

Different approaches to the calculation of neutrino-nucleus cross sections are summarized. Potential impact of improving the nuclear physics input into neutrino interactions and cross section calculations on uncovering new physics is…

Nuclear Theory · Physics 2018-05-09 A. B. Balantekin

We discuss possibilities to investigate the effects of CP (and T) violation in the lepton sector in neutrino oscillation experiments. We consider the effects of CP violation in the framework of two schemes of mixing of four massive…

High Energy Physics - Phenomenology · Physics 2014-11-17 S. M. Bilenky , C. Giunti , W. Grimus

The effect nucleon dressing by scattering on the pairing gap in nuclear matter is discussed. Numerical results from self-consistent T-matrix calculations are compared to quasi-particle approximations. The dominant effect of scattering can…

Nuclear Theory · Physics 2009-11-06 P. Bozek