Miao Pei-Xian, Wang Tao, Shi Yan-Chao, Gao Cun-Xu, Cai Zhi-Wei, Chai Guo-Zhi, Chen Da-Yong, Wang Jian-Bo. Measurement of coercivity of soft magnetic materials in open magnetic circuit by pump-probe rubidium atomic magnetometerJ. Acta Physica Sinica, 2022, 71(24): 244206. DOI: 10.7498/aps.71.20221618