Systematic characterization of nanoscale $h$-BN quantum sensor spots created by helium-ion microscopy

Hao Gu, Moeta Tsukamoto, Yuki Nakamura +8

The nanosized boron vacancy ($V_{\mathrm{B}}^{-}$) defect spot in hexagonal boron nitride ($h$-BN) is promising for a local magnetic field quantum sensor. One of its advantages is that…