Fig. 3 | Nature Communications

Fig. 3

From: Self-supporting sulfur cathodes enabled by two-dimensional carbon yolk-shell nanosheets for high-energy-density lithium-sulfur batteries

Fig. 3

Synthesis and characterizations of G@HMCN/S-G. a Schematic illustration for the preparation of G@HMCN/S composites and G@HMCN/S-G hybrid paper; b SEM image, c TGA curve, and d scanning TEM image and elemental mapping of G@HMCN/S; e Optical images of the G@HMCN/S-G paper and cathodes, f top-down and g, h cross-section SEM images of the G@HMCN/S-G cathodes Insets: the optical image of the G@HMCN/S dispersion and EDX spectrum of G@HMCN/S. Scale bars, 1 μm b, f, g; 200 nm h

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