Band gap engineering of atomically thin two-dimensional semiconductors*

Project supported by the National Natural Science Foundation of China (Grant Nos. 11374092, 61474040, 61574054, and 61505051), the Aid Program for Science and Technology Innovative Research Team in Higher Educational Institutions of Hunan Province, China, and the Science and Technology Department of Hunan Province, China (Grant No. 2014FJ2001).

Ge Cui-Huan, Li Hong-Lai, Zhu Xiao-Li, Pan An-Lian
       

(color online) (a) Optical image of the Co Mo S nanosheets on the substrate.[88] (b) Room-temperature characteristics of the Co Mo S nanosheet FET devices with 2 V applied bias voltage. The inset shows the optical image of a FET device.[88] (c) XRD spectra of Sn Mn Se films grown with different values of .[89] (d) Mn effusion cell temperature dependences of the Mn concentration.[89]