Controlled Reconstruction of F-Doped NiFe-LDH into a Hierarchical electrocatalyst for Saline Water Oxidation: Elucidating the Dual Role of Fluorine in Surface Stability and Active Phase Formation

Key Points

• The study aims to design an advanced electrocatalyst for efficient saline water oxidation by utilizing fluorine doping.
• Developed a controlled reconstruction approach for F-doped NiFe layered double hydroxides.
• Characterized the hierarchical structure for enhanced catalytic activity.
• Analyzed the dual role of fluorine in improving surface stability and facilitating active phase formation.
• Fluorine doping significantly enhanced the electrocatalytic performance of the NiFe-LDH.
• The resultant catalyst exhibited improved stability under saline conditions.
• Effective active phase formation was observed, leading to increased efficiency in hydrogen production.