ZIF‐67‐Derived Co 1− x S Nanoparticles Encapsulated in N‐Doped Carbon Nanotubes as Bifunctional Oxygen Electrocatalysts for High‐Performance Rechargeable Zn‐Air Batteries
The development of efficient and durable bifunctional oxygen electrocatalysts is crucial for high‐performance rechargeable Zn‐air batteries. Herein, a hierarchical Co 1− x S@C/NCNTs heterostructure composed of Co‐deficient Co 1− x S nanoparticles encapsulated by carbon layers and coupled with N‐doped ca...