Constructing a metal-free 2D covalent organic framework for visible-light-driven photocatalytic reduction of CO<sub>2</sub>: a sustainable strategy for atmospheric CO<sub>2</sub> utilization
Priyanka Sarkar, Arpita Hazra Chowdhury, Sk Riyajuddin, Swarbhanu Ghosh, Sk. Manirul Islam
Abstract
A 2D polyimide-linked covalent organic framework (COF) with band gap energy of 2.2 eV is developed as a stable and efficient porous photocatalyst which shows CO 2 reduction to formic acid, formaldehyde and methanol.
Topics & Concepts
Formic acidPhotocatalysisFormaldehydeMethanolCovalent bondVisible spectrumCovalent organic frameworkMetal-organic frameworkPorosityMaterials sciencePolyimidePhotochemistryReduction (mathematics)MetalBand gapChemical engineeringCatalysisNanotechnologyChemistryOptoelectronicsOrganic chemistryMetallurgyMathematicsGeometryLayer (electronics)AdsorptionEngineeringCovalent Organic Framework ApplicationsAdvanced Photocatalysis TechniquesCO2 Reduction Techniques and Catalysts