Figure 7 | NPG Asia Materials

Figure 7

From: The search for efficient electrocatalysts as counter electrode materials for dye-sensitized solar cells: mechanistic study, material screening and experimental validation

Figure 7

(a–c) α-Fe2O3 surface structure in the presence of the CH3CN solvent, I adsorption structure and transition-state structure. (d) Energy profiles of the CE reaction on Pt(111), Fe2O3(104) and Fe2O3(012), which were calculated at U=0.61 V vs SHE. Adapted from Hou et al.26 Copyright © 2013 Rights Managed by Nature Publishing Group.

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