Nuclear Energy Density Optimization: UNEDF2
Nuclear Theory
2014-10-31 v1
Abstract
The parameters of the UNEDF2 nuclear energy density functional (EDF) model were obtained in an optimization to experimental data consisting of nuclear binding energies, proton radii, odd-even mass staggering data, fission-isomer excitation energies, and single particle energies. In addition to parameter optimization, sensitivity analysis was done to obtain parameter uncertainties and correlations. The resulting UNEDF2 is an all-around EDF. However, the sensitivity analysis also demonstrated that the limits of current Skyrme-like EDFs have been reached and that novel approaches are called for.
Cite
@article{arxiv.1410.8303,
title = {Nuclear Energy Density Optimization: UNEDF2},
author = {M. Kortelainen and J. McDonnell and W. Nazarewicz and E. Olsen and P. -G. Reinhard and J. Sarich and N. Schunck and S. M. Wild and D. Davesne and J. Erler and A. Pastore},
journal= {arXiv preprint arXiv:1410.8303},
year = {2014}
}
Comments
6 pages, 2 figures. Talk given at the ARIS 2014 conference, Tokyo, Japan, June 1-6, 2014