Large scale fabrication of nitrogen vacancy-embedded diamond nanostructures for single-photon source applications
Jiang Qianqing1, 4, 5, Li Wuxia1, †, 
, Tang Chengchun1, Chang Yanchun1, 5, Hao Tingting1, 5, Pan Xinyu1, Ye Haitao3, Li Junjie1, Gu Changzhi1, 2, 5, ‡,
, Tang Chengchun1, Chang Yanchun1, 5, Hao Tingting1, 5, Pan Xinyu1, Ye Haitao3, Li Junjie1, Gu Changzhi1, 2, 5, ‡, The top shape evolution process of the etched pillars: (a) facet forming at the edge of a cylinder; (b) expansion of the facet on the etched pillar; (c) formation of the conical top end.
