Strongly Coupled Diamond Spin Qubits by Molecular Nitrogen Implantation

Takashi Yamamoto, Christoph Müller, Liam P. McGuinness +7

Ionized nitrogen molecules (${}^{15}$N${}_2^{+}$) are used as efficient point sources for creating NV${}^{-}$ pairs in diamond with nanoscale spatial separation and up to 55 kHz magnetic c…