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In this research nanostructured titanates, containing iron in the structure, were obtained through a single-step alkaline hydrothermal route aiming at reduction of band-gap energy. In the process, a Fe–Ti rich Brazilian mineral sand was mixed with 10M of NaOH and then submitted to isothermal treatments at temperatures ranging from 110 to 190°C in an autoclave. The as-obtained products were water-washed...
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