PEO coatings formed on aluminum in electrolytes with EDTA-chelated cobalt(II): Formation, composition, structure, and activity in CO oxidation

Key Points

• PEO coatings improve CO oxidation activity, showcasing their potential in catalysis applications.
• The cobalt(II) ions, chelated with EDTA, play a vital role in the formation and composition of these coatings.
• Analysis of coating structure indicates enhanced durability and reactivity, crucial for industrial applications.
• Findings suggest that altering electrolyte composition can optimize performance and broaden use in various environments.