Facile Synthesis of Mesoporous Graphene Materials from Potassium Humate for Supercapacitor Electrodes

Figure 1

SEM images of MG-1 (a), MG-3 (b), and MG-5 (c). TEM image with SAED pattern (d); high-resolution TEM image (e) of MG-5; and SEM image of MC (f) and MC-3 (g).

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