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Exploring the structure of 29Ne
Nuclear Physics A ( IF 1.4 ) Pub Date : 2021-04-06 , DOI: 10.1016/j.nuclphysa.2021.122194
Manju , M. Dan , G. Singh , Jagjit Singh , Shubhchintak , R. Chatterjee

We apply a fully quantum mechanical Coulomb breakup theory under the aegis of post form finite-range distorted wave Born approximation to analyze the elastic Coulomb breakup of 29Ne on 208Pb at 244 MeV/u. We calculate several reaction observables to quantify its structural parameters. One-neutron removal cross section is calculated to check the consistency of the ground state configuration of 29Ne with the available experimental data. A scrutiny of the parallel momentum distribution of the charged fragment reveals a full width at half maximum of 82 MeV/c, which is in good agreement with the experimental value and indicates a moderate halo for a nearly spherical 29Ne in the 28Ne(0+)2p3/2ν ground state. The energy-angular distributions and average momentum of the charged fragment point to the absence of post-acceleration effects in the breakup process, a desirable result for elastic breakup.



中文翻译:

探索29 Ne的结构

我们在后形式有限范围畸变波博恩近似的支持下,应用全量子力学库仑破裂理论,分析了244 MeV / u下208 Pb上29 Ne的弹性库仑破裂。我们计算了几个反应观察值以量化其结构参数。计算一个中子去除截面,以检查29 Ne的基态构型与可用实验数据的一致性。仔细观察带电碎片的平行动量分布,可以发现半峰全宽为82 MeV / c,这与实验值非常吻合,并且表明在28 Ne中接近球形的29 Ne具有适度的光晕  0+2个p3/2个ν基态。带电碎片的能量角分布和平均动量表明在破碎过程中没有后加速效应,这是弹性破碎的理想结果。

更新日期:2021-04-08
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