A dual-axis, high-sensitivity atomic magnetometer*

Project supported by the National Natural Science Foundation of China (Grant Nos. 61227902, 61673041, and 61374210), the National Key R & D Program of China (Grant No. 2016YFB0501601), and the Academic Excellence Foundation of Beihang University (BUAA) for PhD Students.

Li Rujie, Quan Wei, Fan Wenfeng, Xing Li, Wang Zhuo, Zhai Yueyang, Fang Jiancheng
       

(color online) The response of the dual-axis AM to the field offset in Bx and By. Both Ch1 (blue line) and Ch2 AMs (red dashed line) show a linear measurement range of about 1 nT.