Li, Jing
Zhang, Lei
Gao, Zhen-Hai
Zhang, Shuai
Lu, Cheng
Li, Gen-Quan
Funding for this research was provided by:
Natural Science Foundation of China (11304167, 61306007)
Open Project of State Key Laboratory of Superhard Materials (201405)
Natural Science Foundation of Nanyang Normal University (132300410209, zx2014088)