Nucleation mechanism and morphology evolution of MoS2 flakes grown by chemical vapor deposition*

Project supported by the National Natural Science Foundation of China for Youths (Grant No. 61504036), the Natural Science Foundation of Hebei Province for Youths, China (Grant No. A2016201087), the Doctoral Fund of the Ministry of Education of China (Grant No. 20131301120003), and the Science and Technology Project of Hebei Province, China (Grant No. 13214315).

Xu He-Ju1, 2, Mi Jian-Song1, Li Yun1, Zhang Bin1, Cong Ri-Dong1, †, Fu Guang-Sheng1, ‡, Yu Wei1, ¶
       

(color online) (a) AFM images of a MoS2 flakes on SiO2/Si substrate and (b) profile along the line in panel (a).