一步水热法制备三维石墨烯/Fe3O4 复合材料及其储锂性能
成雪莉, 张维福, 罗城城, 袁小亚

Preparation of three-dimensional graphene/Fe3O4 composites by one-step hydrothermal method and their lithium storage performance
Xueli CHENG, Weifu ZHANG, Chengcheng LUO, Xiaoya YUAN
图3 不同形貌3DG@Fe3O4-2复合材料的SEM图:(a)多孔网络结构的3DG@Fe3O4-2(b)石墨烯片包覆Fe3O4 纳米颗粒结构的3DG@Fe3O4-2
Fig. 3 SEM images of 3DG@Fe3O4-2 composite with different morphologies: (a) 3DG@Fe3O4-2 with porous network; (b) 3DG@Fe3O4-2 with graphene coated Fe3O4