fig4

Figure 4. Structural features and properties of MoS2. (A) 3D structure[51]. Copyright 2011, Springer Nature. (B) Top view and side view of 2H and 1T MoS2[52]. Copyright 2017, American Chemical Society. (C) Lattice constant of MoS2[53]. Copyright 2016, Taylor & Francis. (D) Band structures of MoS2[59]. Copyright 2011, American Physical Society. (E) HER volcano plot of MoS2 and metal[61]. Copyright 2017, The American Association for the Advancement of Science.