Integrating atomic scale catalyst design with transport engineering for stable and efficient CO 2 electrolysis to CO in a membrane electrode assembly

Key Points

• This research aims to uncover critical factors affecting nickel-based catalyst performance in CO2 electrolysis.
• Identified key performance factors for NiNC in MEA CO2 electrolysis.
• Analyzed the impact of nitrogen precursor impregnation on catalyst performance.
• Studied the role of carbon support morphology and synthesis methods.
• Determined that nitrogen precursor impregnation significantly influences catalyst-layer structure.
• Chelating-agent-assisted synthesis was found to enhance catalyst performance.
• Identified optimal carbon support morphology for improved electrolysis efficiency.