Isotope shift of the 2s 2S 1/2 $\rightarrow$ 2p 2P 1/2,3/2 transitions of Li-like Ca ions
Denghong Zhang(张登红), Fangjun Zhang(张芳军), Xiaobin Ding(丁晓彬), and Chenzhong Dong(董晨钟)
中国物理B . 2021, (4): 43102 .  DOI: 10.1088/1674-1056/abc7a2