fig6

Figure 6. (A) Illustration of the universal procedure to produce ADMCs, (B-E) aberration-corrected HAADF-STEM image for Ni-SAC with Ni loading of 2.5, 3.4, 4.5, and 5.3 wt.%, respectively, and (F) photograph for Ni-SAC-2.5 synthesized in large scale^[129], reproduced from Ref.^[129] with permission. Copyright 2019 Springer Nature. Cu K-edge (G) XANES, and (H) EXAFS spectra of Cu-N-C^[130], reproduced from Ref.^[130] with permission. Copyright 2018 Wiley-VCH. Aberration-corrected (I) TEM, (J) Co K-edge XANES and (K) EXAFS spectra of CoN₄/GN with other Ref.^[52], reproduced from Ref.^[52] with permission. Copyright 2016 Wiley-VCH (L) Illustration of the thermal reduction reaction of graphene oxide^[132], reproduced from Ref.^[132] with permission. Copyright 2010 American Chemical Society. (M) Illustration of the synthesis of Ti₁/rGO, (N) TEM and (O) aberration-corrected HAADF-STEM images of Ti₁/rGO^[134], reproduced from Ref.^[134] with permission. Copyright 2020 Wiley-VCH.