Study of the Effect of TiO₂ Layer on the Adsorption and Photocatalytic Activity of TiO₂-MoS₂ Heterostructures under Visible-Infrared Light

Figure 2

SEM images of the as-prepared (a) MoS₂, (b) TiO₂-MoS₂ heterostructure, and (c) low magnification of TMTF surface; (d) tapping mode AFM image of TMTF, inside them horizontal and vertical profile graph of surface.

(a)

(b)

(c)

(d)