Effects of catalyst height on diamond crystal morphology under high pressure and high temperature
Li Ya-Dong1, Jia Xiao-Peng1, Yan Bing-Min2, Chen Ning1, Fang Chao1, Li Yong3, Ma Hong-An1, †,
       

Synthesized diamond crystals in different heights of Ni-based catalyst: (a) 2.0 mm, (b) 2.4 mm, (c) 2.8 mm.