TY - GEN T1 - The NV centre coupled to an ultra-small mode volume cavity: a high efficiency source of indistinguishable photons at 200 K UR - http://dx.doi.org/10.1103/PhysRevApplied.15.034029 PY - 2020/05/27 AU - Smith JA AU - Clear C AU - Balram KC AU - McCutcheon DPS AU - Rarity JG ED - Y2 - 2025/03/10 ER -