Diamond Quantum Vector Magnetometer

Tested on submersible for navigation

A deep-sea quantum magnetometer based on nitrogen-vacancy centers in diamond, validated through a series of field tests on a manned submersible including underwater navigation.

Zhu, Yunbin · Zhang, Wenzhe · Jing, Ke · Wang, Shuo · Chen, Chuanxu · Rong, Xing · Du, Jiangfeng

National Science Review 2025

Advantages

Performance validated by field tests on manned submersible Shenhai Yongshi

Underwater navigation experiment using the sensor as magnetic compass