Multiple enlarged growth of single crystal diamond by MPCVD with PCD-rimless top surface*

Project supported by the National Key Research and Development Program of China (Grant Nos. 2018YFB0406504 and 2016YFB0400105) and the National Postdoctoral Program for Innovative Talents, China (Grant No. BX20190263).

Ren Ze-Yang, Liu Jun, Su Kai, Zhang Jin-Feng, Zhang Jin-Cheng, Xu Sheng-Rui, Hao Yue
       

Surface morphology of the diamond samples grown with (a)–(g) 3% methane and (h)–(n) 5% methane, and (o) surface morphology near an edge of the as-grown diamond (bottom right) between two truncated corners.