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
       

Results of PL measurement for the samples grown with the CH4 densities of (a) 3% and (b) 5%.