Mechanochemically synthesized Pb-free halide perovskite-based Cs2AgBiBr6–Cu–RGO nanocomposite for photocatalytic CO2 reduction

Mechanochemically synthesized stable and high performance Cs₂AgBiBr₆–Cu–RGO nanocomposite as a potential lead-free halide perovskite-based photocatalyst candidate for long-term application in solar fuel production.