fig8
From: Heterogeneous single-atom catalysts for energy process: recent progress, applications and challenges
Figure 8. (A) Various binding modes of graphene-based SACs. (a) Supported on pristine graphene, (b) embedded on defective site with covalent metal-support Interaction (CMSIs), (c-e) supported or embedded on decorated graphene with CMSIs, and (f) adsorbed on the edge sites of graphene with CMSI. Reproduced from Ref.[109] with permission from the American Chemical Society. (B) Synthesis of the Pt Single Atoms on Graphene Edges with SEM Images of VG Ar-0 and VG Ar-5; (C and D) Ultra-high-resolution STEM of Pt SAC; (E) Optimized DFT structure based on structural characterizations. Reproduced from Ref.[111] with permission from Wiley-ACH.
