Fiber-coupled Diamond Magnetometry with an Unshielded 30 pT/$\sqrt{\text{Hz}}$ Sensitivity

S. M. Graham, A. T. M. A. Rahman, L. Munn +9

Ensembles of nitrogen vacancy centres (NVCs) in diamond can be employed for sensitive magnetometry. In this work we present a fiber-coupled NVC magnetometer with an unshielded sens…