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. 2022 Mar 25;14:80. doi: 10.1007/s40820-022-00823-7

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Fig. 3 — a-d SEM micrographs of graphene aerogels at different reduction temperatures: non-treated (a), 400 (b), 600 (c) and 1000 °C (d) under Ar/H₂ 1:0.15 atm. The scale bar denotes 200 μm [97];

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