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The effects of nuclear re-interactions in the quasi-elastic neutrino-nucleus scattering are investigated with a phenomenological model. We found that the nuclear responses are lowered and their maxima are shifted towards higher excitation…

核理论 · 物理学 2011-05-23 C. Bleve , G. Co` , I. De Mitri , P. Bernardini , G. Mancarella , D. Martello , A. Surdo

In recent several years, the tensor force, one of the most important components of the nucleon-nucleon force, has been implemented in time-dependent density functional theories and it has been found to influence many aspects of low-energy…

核理论 · 物理学 2022-07-27 Xiang-Xiang Sun , Lu Guo

We investigate the role of the tensor force in the description of doubly odd deformed nuclei within the framework of the particle-rotor model. We study the rare-earth nuclei 174Lu, 180Ta, 182Ta, and 188Re using a finite-range interaction,…

核理论 · 物理学 2009-11-07 A. Covello , A. Gargano , N. Itaco

We make a review of the main nuclear effects that affect neutrino-nucleus cross sections. We discuss how the different models in the literature try to describe these different effects, and thus try to compare between them. We focus on the…

核理论 · 物理学 2010-05-07 M. Valverde , J. Nieves , J. E. Amaro , M. J. Vicente-Vacas

The study of tensor correlations and pions in dense matter in astronomical contexts has recently acquired renewed importance for a number of reasons. One is the discovery by Akmal, and Pandharipande (Phys. Rev. C56 2261 (1997)) of a…

天体物理学 · 物理学 2007-05-23 E. Olsson , C. J. Pethick

The influence of short-range correlations (SRC) on the triple-coincidence (e,e$'$pp) reactions is studied. The non-relativistic model uses a mean-field potential to account for the distortions that the escaping particles undergo. Apart from…

核理论 · 物理学 2016-09-21 Jan Ryckebusch , Marc Vanderhaeghen , Kris Heyde , Michel Waroquier

Inclusive electron scattering off few-nucleon systems is investigated at $x>1$ and high momentum transfer, including the contributions from quasi-elastic and deep inelastic scattering processes. It is shown that at $x>1$ the inclusive cross…

核理论 · 物理学 2011-04-15 S. Simula

We studied the role of the tensor interaction in He isotopes systematically on the basis of the tensor-optimized shell model (TOSM). We use a bare nucleon-nucleon interaction AV8 obtained from nucleon-nucleon scattering data. The…

核理论 · 物理学 2015-05-30 Takayuki Myo , Atsushi Umeya , Hiroshi Toki , Kiyomi Ikeda

We illustrate the connection between electron and neutrino scattering off nuclei and show how the former process can be used to constrain the description of the latter. After reviewing some of the nuclear models commonly used to study…

The treatment of nuclear effects in neutrino-nucleus interactions is one of the main sources of systematic uncertainty for the analysis and interpretation of data of neutrino oscillation experiments. Neutrinos interact with nuclei via…

高能物理 - 唯象学 · 物理学 2020-01-29 Carlotta Giusti , Martin V. Ivanov

Over the past two decades, electron scattering experiments have clearly exposed the limits of the independent particle model description of atomic nuclei. I will briefly outline the dynamics leading to the appearance of strong correlation…

核理论 · 物理学 2010-01-15 Omar Benhar

A new linked cluster expansion for the calculation of ground state observables of complex nuclei with realistic interactions has been developed [1-3]; using the V8' potential [4] the ground state energy, density and momentum distribution of…

核理论 · 物理学 2007-05-23 M. Alvioli , C. Ciofi degli Atti , I. Marchino , H. Morita

We show that electrons can couple to the neutron excitations in neutron stars and find that this can limit their contribution to the transport properties of dense matter, especially the shear viscosity. The coupling between electrons and…

核理论 · 物理学 2015-03-05 Bridget Bertoni , Sanjay Reddy , Ermal Rrapaj

The theory of nuclear structure (binding, low energy spectra, transitions, etc.) depends on nucleon-nucleon (NN) interactions. The meson theory of NN interactions has predictive power for NN scattering, and partial success when applied to…

核理论 · 物理学 2007-05-23 Daniel S. Koltun

Non-standard neutrino-nucleon interaction is formulated and explored within the energy range of quasi-elastic scattering. In particular, the study focuses on the neutral-current elastic (anti)neutrino scattering off nucleons described by…

高能物理 - 唯象学 · 物理学 2016-12-28 D. K. Papoulias , T. S. Kosmas

We estimate the effect of the tensor parity nonconserving (PNC) interaction in the $^{181}$TaO$^+$ molecular cation. It can be used to probe the unknown quadrupole distribution of the neutrons inside the Ta nucleus. To this end, we evaluate…

Short-range correlations in nuclear and neutron matter are examined through the properties of the correlated wave function obtained by solving the Bethe-Goldstone equation. Tensor correlations are explored through the dominant tensor-driven…

核理论 · 物理学 2014-12-24 Francesca Sammarruca

We show that the strong dependence of the amplitude for $NN$ hard scattering on the collision energy can be used to magnify the effects of short range nucleon correlations in quasielastic $pd$ scattering. Under specific kinematical…

核理论 · 物理学 2009-09-25 L. Frankfurt , E. Piasetsky , M. Sargsyan , M. Strikman

Investigating nucleon-nucleon correlations inherent to the strong nuclear force is one of the core goals in nuclear physics research. We showcase the unique opportunities offered by collisions of $^{16}$O nuclei at high-energy facilities to…

The quantitative description of the effects of nuclear dynamics on the measured neutrino-nucleus cross sections -- needed to reduce the systematic uncertainty of long baseline neutrino oscillation experiments -- involves severe…

核理论 · 物理学 2015-08-19 Omar Benhar , Noemi Rocco