Synergistic surface charge channels and oxygen vacancies engineering in Sillén–Aurivillius Bi7Fe2Ti2O17Cl oxyhalides for boosting photocatalytic activities by in-situ Ag-clusters

Bi-based Sillén-Aurivillius oxyhalides have been regarded as one of the most promising photocatalytic materials owning to its wide range of light absorption, appropriate band structure, and excellent stability, however, their...