Covalent Organic Framework Stabilized Single CoN₄Cl₂ Site Boosts Photocatalytic CO₂ Reduction into Tunable Syngas

Ping Fu, Cailing Chen, Chao Wu, Biao Meng, Qihong Yue, Tao Chen, Wen Yin, Xiao Chi, Xiaojiang Yu, Ruiting Li, Yao Wang, Yifan Zhang, Wen Luo, Xiaoling Liu, Yu Han, Jun Wang, Shibo Xi, Yu Zhou