Xu, Y., Zhao, Z., Wang, Y., Ma, X., Liu, H., Hu, J., Wang, H., Wang, D. (2026). Boosting CO 2 Photoreduction via Ligand‐Engineered Single‐Atom Cobalt Sites in Covalent Organic Frameworks. Angewandte Chemie International Edition. https://doi.org/10.1002/anie.202517289