Bismuth oxide-related photocatalysts in green nanotechnology: A critical analysis
1. Department of Chemistry and Industrial Chemistry, Genoa University, 16146 Genoa, Italy 2. Pázmány Péter Catholic University, Faculty of Information Technology and Bionics, 1083 Budapest, Hungary 3. Department of Civil, Chemical and Environmental Engineering, Polytechnic School, Genoa University, 16145 Genoa, Italy
A survey addressing the uses of bismuth oxide in photocatalysis is presented. The richness of literature on such a specific topic proves the growing importance of this compound as a valid tool in pollution abatement and environmental decontamination. Many research groups have focused their activity on how to improve the photocatalytic properties of this semiconductor and several solutions have been adopted in the synthesis method, often based on wet-chemical processes. The impressive development of nanoscience helped in understanding and identifying process variables and operative conditions aiming at optimizing the yield of this promising photocatalytic material in the utilization of solar energy.
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