Polymorphism-Driven Coordination Geometry Engineering for Boosting Nitrate Electroreduction in Cu–Pyrazolate Chains

Key Points

• To explore how polymorphism influences coordination geometry and catalytic performance in nitrate electroreduction.
• Synthesis of different copper-pyrazolate polymorphs
• Characterization of structural and electrochemical properties
• Assessment of nitrate reduction efficiency
• Enhanced catalytic activity observed in specific polymorphs
• Identified structural features associated with improved performance
• Demonstrated significant potential for metal-organic frameworks in nitrate remediation