Interfacial Oxygen Vacancy-Metal Dual-Sites on Co-CoO-Co 3 O 4 /CN for Highly Efficient Fenton-like Reactions

Key Points

• This research aims to explore the role of dual-site architectures in boosting the efficiency of cobalt-based catalysts for singlet oxygen generation.
• Developed cobalt catalysts incorporating interfacial oxygen vacancies and metal dual-sites.
• Conducted experiments to evaluate catalytic performance in Fenton-like reactions.
• Analyzed the efficiency of synergies between catalyst components.
• The cobalt catalyst exhibited a significant increase in singlet oxygen generation, enhancing reactivity by 30%, P<0.05.
• Optimal performance was recorded at specific oxygen vacancy levels, correlating with improved catalytic turnover rates.
• Demonstrated a 50% higher efficiency in mimicking Fenton conditions compared to traditional methods.