关于 $^{21}$Na 超精细结构的实验与理论研究
原子物理
2026-05-27 v1 核实验
核理论
摘要
我们测量了中性惰子同位素 的超精细结构常数 和 ，采用位于 RAON 的 CLaSsy 系统进行共线激光光谱。 的超精细结构常数测得为 MHz（对应 ）和 MHz（对应 ）。与最新精确的 ab-initio 相对论耦合群计算进行系统比较，显示了三体激发等更高阶关联效应在 Na 中的作用。此外，测量结果表明 CLaSsy 系统具备用于带有放射性束的共线激光光谱实验的能力。
引用
@article{arxiv.2605.26922,
title = {Experimental and theoretical studies of hyperfine structures in $^{21}$Na},
author = {Junho Won and Jeongsu Ha and Deuk Soon Ahn and Sunghoon Ahn and Vivek Chavan and Anastasiia Chekhovska and Gyoungmo Gu and Kevin Insik Hahn and Seongjin Heo and Jangyong Huh and Dahee Kim and Do Gyun Kim and Dong Geon Kim and Jung Bog Kim and Sunji Kim and Yeong Seok Kim and Yung Hee Kim and Zeren Korkulu and Donghyeon Kwak and Jens Lassen and Jin Ho Lee and Jung Woo Lee and Chaeyeong Lim and Joochun Park and Ben Ohayon and Sung Jong Park and Xesus Pereira-Lopez and Peter Plattner and Sung Jae Pyeun and Liss V. Rodríguez and B. K. Sahoo and Taeksu Shin and Changwook Son and Yonghyun Son and Jaehyeon Song and Laszlo Stuhl and Kyoungho Tshoo and Hiroshi Watanabe and Yeong Heum Yeon and Hee Jung Yim and Hoon Yu},
journal= {arXiv preprint arXiv:2605.26922},
year = {2026}
}