Chem. Commun., 2026, Accepted Manuscript DOI: 10.1039/D6CC03429B, Communication Shuai Yang, Xiaoran Li, Lijun Feng, Taiyu Jin, Jiyuan Xiao, Jisheng Wang, LiLi Li, Guorui Yang Herein, spent ternary lithium-ion batteries (NCM) are upcycled into NiCo/MnO interfacial catalyst for Li-CO2 batteries. Integrated theoretical calculations and experimental analyses reveal that the interfacial affinity facilitates CO2 adsorption and...