Electrostatic Field Effects in Covalent Organic Frameworks for Photocatalytic CO 2 ‐to‐CO Conversion beyond 1000 mmol g Co −1 h −1

Key Points

• This research investigates how electrostatic fields influence CO2 conversion efficiency in covalent organic frameworks.
• Evaluated photocatalytic CO2 conversion in covalent organic frameworks under varying electrostatic fields.
• Measured quantum efficiency and conversion rates at specific wavelengths.
• Achieved CO2-to-CO conversion rate exceeding 1000 mmol g_Co⁻¹ h⁻¹.
• Obtained a quantum efficiency of 5.67% at 420 nm, 17 times higher than pristine COF.