71 MeV/核子能量下质子与富氦同位素弹性散射的浅层弥散自旋 - 轨道势
核实验
2015-06-15 v1 核理论
摘要
利用在 0.1 T 低磁场下运行的固体极化质子靶，测量了 71 MeV/核子能量下质子与 8He 弹性散射的矢量分析本领。通过现象学光学模型分析获得的自旋 - 轨道势发现，其比稳定核的全局系统学结果显著更浅且更弥散，这表明涉及富中子核的散射会修正自旋 - 轨道势。此外，还发现物质半径与自旋 - 轨道势的均方根半径之间存在高度相似性。
引用
@article{arxiv.1302.4237,
title = {Shallow and diffuse spin-orbit potential for proton elastic scattering from neutron-rich helium isotopes at 71 MeV/nucleon},
author = {S. Sakaguchi and T. Uesaka and N. Aoi and Y. Ichikawa and K. Itoh and M. Itoh and T. Kawabata and T. Kawahara and Y. Kondo and H. Kuboki and T. Nakamura and T. Nakao and Y. Nakayama and H. Sakai and Y. Sasamoto and K. Sekiguchi and T. Shimamura and Y. Shimizu and T. Wakui},
journal= {arXiv preprint arXiv:1302.4237},
year = {2015}
}
备注
6 pages, 4 figures, accepted for publication in Physical Review C Rapid Communication