Coupling scrap iron valorization with hydrogen evolution via a novel iron oxidation-to-ferrate electrochemistry

Key Points

• The electrochemical process achieves hydrogen evolution while converting scrap iron into ferrate.
• The conversion process highlights the dual functionality of the anodic IOF and cathodic HER systems.
• This innovative approach utilizes the principles of electrochemistry to promote sustainable recycling methods.
• Implications suggest potential for reduced carbon footprint in iron recycling, needing further exploration for practical applications.