Beijing Key Laboratory of Energy Conversion and Storage Materials;
College of Chemistry;
Beijing Normal University;
Beijing 100875;
China;
Shandong Provincial Key Laboratory of Chemical Energy Storage and Novel Cell Technology;
School of Chemistry&Chemical Engineering;
Liaocheng University;
Liaocheng 252059;
China;
Department of Physics and Applied Optics Beijing Area Major Laboratory;
Beijing Normal University;
Beijing 100875;
China;
MXene; Transition metal phosphide; Oxygen adsorption ability; Li-oxygen battery; Electrocatalyst;