Amorphous MnO<sub>2</sub> Lamellae Encapsulated Covalent Triazine Polymer‐Derived Multi‐Heteroatoms‐Doped Carbon for ORR/OER Bifunctional ElectrocatalysisLiping Huo, Liqun Ye, Xuepeng Ni et al.|Advanced Materials|2024Cited by 211