Dual Z scheme ZnS@g C₃N₄@ZnIn₂S₄ heterojunction for enhanced photocatalytic selective oxidation of toluene

Key Points

• The aim is to optimize semiconductor photocatalyst performance for selective toluene oxidation.
• Synthesis of dual Z-scheme heterojunction using ZnS, g-C3N4, and ZnIn2S4
• Characterization of structural and photocatalytic properties
• Testing photocatalytic activity under visible light irradiation
• The dual Z-scheme heterojunction showed improved photocatalytic efficiency compared to individual components
• Significant enhancement in selectivity for toluene oxidation was observed
• Higher reaction rates were achieved in the dual heterojunction configuration