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. 2015 Aug 25;2(11):1500176. doi: 10.1002/advs.201500176

Figure 4.

Figure 4

a) Topography image of anatase TiO2/RGO on the highly oriented pyrolytic graphite (HOPG) substrate, b) the corresponding height‐profile analysis along the line in a), and c) the enlarged topography image of anatase TiO2/RGO. d) Topography image of amorphous TiO2/GO on the HOPG substrate, e) the corresponding height‐profile analysis along the line in d), and d) the enlarged topography image of amorphous TiO2/GO. g) Current image of anatase TiO2/RGO under a bias of 3 V; h) current image of amorphous TiO2/GO under a bias of 3 V; i) current image of amorphous TiO2/GO under a bias of 5 V.