Supplementary Information: Unraveling Charge Transport in Heterostructured Nanomotors for Efficient Photocatalytic Motion

Experimental methods, FT analysis of HRTEM image, UV–visible spectra of α-Fe2O3-based nanomaterials, XRD profiles, schematic illustration of band structure of different nanomotors, MSD plots, photoluminescence spectra, XPS under dark condition, atomic ratios of Pt obtained from XPS data, TAS discussion, TAS spectra, time-dependent UV–visible spectra of MB solution over different photocatalytic nanomotors and kinetic fitting results of MB degradation over Fe2O3-Pt-TiO2, characterizations of Fe2O3-Pt-TiO2 after photocatalytic degradation of MB, summary of recently reported Fe2O3-based photocatalysts for MB degradation under light irradiation, and BET analysis of α-Fe2O3 nanorods.