Fig. 7From: 2D Semiconductor Nanomaterials and Heterostructures: Controlled Synthesis and Functional Applicationsa Cross-sectional image from the interface between ALD grown Sb2Te3 on graphene/SiO2 substrate. b The cross-sectional image of heterostructured Sb2Te3/Bi2Te3 stacked layers. c The HRTEM image of SnS/WS2 heterointerfaces and d the corresponding fast Fourier transform (FFT) image. Reproduced with permission from [138]Back to article page