A 24/7 perovskite catalyst through oxygen vacancy engineering for the rapid catalytic degradation of azo dyes under dark and ambient light conditions

Key Points

• This research aims to evaluate the efficiency of a perovskite catalyst in degrading azo dyes under varying light conditions.
• Utilized BaSn 1− x Cu x O 3 perovskite with varying copper content (x = 0.05–0.2)
• Assessed catalytic performance in dark and ambient light conditions
• Analyzed the degradation efficiency of azo dyes
• BaSn 1− x Cu x O 3 demonstrates significant catalytic activity for azo dye degradation
• Performance is consistent under both dark and ambient light conditions