Fig. 2: Structural and morphological characterizations. | Nature Communications

Fig. 2: Structural and morphological characterizations.

From: 3D hierarchical graphene matrices enable stable Zn anodes for aqueous Zn batteries

Fig. 2

a Schematic illustration of fabricating the 3D-LFGC and 3D-RFGC matrices; SEM images of b, c 3D-LFGC matrix, d VGs, e GFs, f 3D-RFGC matrices, g GFs image. h TEM images of the GFs and VGs grown on the 3D carbon channels (Inset is SAED image, i VGs, j GFs, k high-resolution TEM of graphene nanosheets, and l the corresponding elemental mappings of individual GFs. m XRD patterns, n Raman spectrum, and o Raman mapping of 3D-RFGC matrices. p High-resolution of N 1 s elements. q BET data of various carbon matrices; r contact angle at different times within 20 s and s binding energy of pristine graphene and N-doped graphene on different sites.

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