Homogeneous Redox Catalysed Reduction of CO2 by Nickel Cyclam Catalyst and Chromium-Based Redox Mediator

Key Points

• The research aims to explore the effectiveness of nickel cyclam as a catalyst for CO2 reduction facilitated by a chromium-based redox mediator in aqueous conditions.
• Utilized nickel cyclam as a homogeneous catalyst in electrochemical reduction.
• Employed chromium propanediamine tetraacetate (PDTA) as the redox mediator.
• Conducted experiments in aqueous media to assess reduction efficiency.
• Achieved significant electrochemical reduction of CO2 using the Ni-catalyst and Cr-mediator system.
• Notable enhancement in reduction efficiency compared to traditional methods was observed.
• Demonstrated stable catalytic activity throughout the reduction process.