Fig. 2: Characterization of s-2D mPG heterostructures. | Nature Communications

Fig. 2: Characterization of s-2D mPG heterostructures.

From: Achieving stable Na metal cycling via polydopamine/multilayer graphene coating of a polypropylene separator

Fig. 2

a SEM image, b, c TEM and HRTEM images, d AFM image and corresponding thickness analysis of mPG-12 nanosheets. e HRTEM image, f AFM image and corresponding thickness analysis of mPG-7 nanosheets. g HRTEM image, h AFM image and corresponding thickness analysis of mPG-22 nanosheets. i The pore size distribution curves of mPG-7, mPG-12, mPG-22, and nPG nanosheets. j–l High-resolution XPS (j) C 1 s, (k) O 1 s, and (l) N 1 s spectra of mPG-12 nanosheets. Scale bars: a 1 μm, b 200 nm, c, e, g 20 nm, and d, f, h 500 nm.

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