Laser cooling and precision laser spectroscopy of highly charged ions at the storage ring CSRe and the future HIAFWen, Weiqiang; Wang, Hanbing; Huang, Zhongkui; Zhang, Dacheng; Chen, Dongyang; Winters, Danyal; Klammes, Sebastian; Kiefer, Daniel; Walther, Thomas; Litvinov, Sergey; Siebold, Mathias; Loeser, Markus; Khan, Nadir; Zhao, Dongmei; Zhu, Xiaolong; Li, Xiaoni; Li, Jie; Zhao, Tiecheng; Mao, Ruishi; Wu, Junxia; Yin, Dayu; Mao, Lijun; Yang, Jiancheng; Yuan, Youjin; Bussmann, Michael; Ma, Xinwen · Hyperfine Interactions · 2019