English
Related papers

Related papers: Information content of the weak-charge form factor

200 papers

The density dependence of the symmetry energy around saturation density, characterized by the slope parameter L, is studied using information provided by the neutron skin thickness in finite nuclei. An estimate for L is obtained from…

Nuclear Theory · Physics 2014-03-03 X. Viñas , M. Centelles , X. Roca-Maza , M. Warda

The standard model coherent elastic neutrino-nucleus scattering (CE$\nu$NS) cross section is subject to nuclear form factor uncertainties, mainly driven by the root-mean-square radius of the neutron density distribution. Motivated by…

High Energy Physics - Phenomenology · Physics 2019-07-02 D. Aristizabal Sierra , Jiajun Liao , D. Marfatia

The accurate characterization of the nuclear symmetry energy and its density dependence is one of the outstanding open problems in nuclear physics. A promising nuclear observable in order to constrain the density dependence of the symmetry…

Nuclear Theory · Physics 2012-02-15 X. Roca-Maza , M. Brenna , M. Centelles , G. Colo' , K. Mizuyama , G. Pozzi , X. Viñas , M. Warda

The parity violating asymmetry $A_{PV}$ in $^{208}$Pb, recently measured by the PREX-2 collaboration, is studied using modern relativistic (covariant) and non-relativistic energy density functionals. We first assess the theoretical…

Nuclear Theory · Physics 2021-12-08 Paul-Gerhard Reinhard , Xavier Roca-Maza , Witold Nazarewicz

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

Interference terms between monopole and quadrupole Coulomb form factors that contribute to the cross-section of electron scattering from polarized nuclei are studied within the plane wave Born approximation. By experimentally exploring the…

Nuclear Theory · Physics 2024-02-14 Pedro Sarriguren

Nuclear saturation and the symmetry energy are key properties of low-energy nuclear physics that depend on fine details of the nuclear interaction. The equation-of-state around saturation is also an important anchor for extrapolations to…

Nuclear Theory · Physics 2024-06-18 W. G. Jiang , C. Forssén , T. Djärv , G. Hagen

Backward elastic electron scattering from odd-A nuclear targets is characterized by magnetic form factors containing precise information on the nuclear structure. We study the sensitivity of the magnetic form factors to structural effects…

Nuclear Theory · Physics 2021-01-13 B. Hernandez , P. Sarriguren , O. Moreno , E. Moya de Guerra , D. N. Kadrev , A. N. Antonov

A hitherto unexplored method for the experimental determination of the photon strength function up to the neutron separation energy was developed at the Radiation Source ELBE in Dresden. It was applied to various heavy nuclei,…

Nuclear collective motion provides valuable constraint on the size of neutron-skin thickness and the properties of nuclear matter symmetry energy. By employing relativistic nuclear energy density functional (RNEDF) and covariance analysis…

Nuclear Theory · Physics 2015-06-18 Nils Paar , Andrea Horvat

In the framework of the collinear factorized pQCD approach we calculate the small-$x_B$ process-dependent nuclear modification to the structure functions measured in neutrino-nucleus deeply inelastic scattering. We include both heavy quark…

High Energy Physics - Phenomenology · Physics 2009-11-10 Jianwei Qiu , Ivan Vitev

In heavy atoms and ions, nuclear structure effects are significantly enhanced due to the overlap of the electron wave functions with the nucleus. This overlap rapidly increases with the nuclear charge $Z$. We study the energy level shifts…

Atomic Physics · Physics 2021-03-17 V. V. Flambaum , I. B. Samsonov , H. B. Tran Tan , A. V. Viatkina

Elements of nuclear symmetry energy evaluated from different energy density functionals parametrized by fitting selective bulk properties of few representative nuclei are seen to vary widely. Those obtained from experimental data on nuclear…

Nuclear Theory · Physics 2015-08-07 C. Mondal , B. K. Agrawal , J. N. De

The simplest models might describe the nucleon as 3 light quarks, but this description would be incomplete without inclusion of the sea of glue and q-qbar pairs which binds it. Early indications of a particularly large contribution from…

Nuclear Experiment · Physics 2011-10-18 Kent Paschke , Anthony Thomas , Robert Michaels , David Armstrong

We calculate the electric dipole form factor of the neutron in a perturbative chiral quark model, parameterizing CP-violation of generic origin by means of effective electric dipole moments of the constituent quarks and their CP-violating…

High Energy Physics - Phenomenology · Physics 2008-11-26 Claudio Dib , Amand Faessler , Thomas Gutsche , Sergey Kovalenko , Jan Kuckei , Valery E. Lyubovitskij , Kem Pumsa-ard

I consider the $\gamma W$-box correction to superallowed nuclear $\beta$-decays in the framework of dispersion relations. I address a novel effect of a distortion of the emitted electron energy spectrum by nuclear polarizabilities and show…

Nuclear Theory · Physics 2019-07-31 Mikhail Gorchtein

Electron scattering is an effective method to study the nuclear structure. For the odd-$A$ nuclei with proton holes in the outmost orbits, we investigate the contributions of proton holes to the nuclear quadrupole moments $Q$ and magnetic…

Nuclear Theory · Physics 2016-03-23 Jian Liu , Xin Zhang , Chang Xu , Zhongzhou Ren

It is shown that polarization transfer measurements $(\vec{e},e'\vec{p})$ on a specific target nucleus can provide constraints on the ratio of the in-medium electric to magnetic form factor. Thereby one exploits the fact that proton…

Nuclear Theory · Physics 2013-02-15 Guy Ron , Wim Cosyn , Eli Piasetzky , Jan Ryckebusch , Jechiel Lichtenstadt

We consider the nuclear shadowing in deep-inelastic scattering corresponding to kinematic regions accessible by future experiments at electron-ion colliders. The gluon distribution at small $x$ is obtained using an improved dipole model…

Nuclear Theory · Physics 2024-11-25 G. R. Boroun , B. Rezaei

Bulk nuclear structure properties, such as radii and deformations, leave distinct signatures in the final state of relativistic heavy-ion collisions. Isobaric collisions offer an easy route to establish explicit connections between the…

Nuclear Theory · Physics 2023-07-26 Jiangyong Jia , Giuliano Giacalone , Chunjian Zhang
‹ Prev 1 4 5 6 7 8 10 Next ›