摘要
The root mean square radii of the proton density distribution in O16-24 derived from measurements of charge changing cross sections with a carbon target at ∼900A MeV together with the matter radii portray thick neutron skin for O22-24 despite O22,24 being doubly magic. Imprints of the shell closures at N=14 and 16 are reflected in local minima of their proton radii that provide evidence for the tensor interaction causing them. The radii agree with ab initio calculations employing the chiral NNLOsat interaction, though skin thickness predictions are challenged. Shell model predictions agree well with the data.
| 源语言 | 英语 |
|---|---|
| 文章编号 | 142502 |
| 期刊 | Physical Review Letters |
| 卷 | 129 |
| 期 | 14 |
| DOI | |
| 出版状态 | 已出版 - 30 9月 2022 |
指纹
探究 'Proton Distribution Radii of O 16-24: Signatures of New Shell Closures and Neutron Skin' 的科研主题。它们共同构成独一无二的指纹。引用此
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