Spatially expanded built-in electric field via engineering graded junction enables fast charge transfer in bulk MnO@Mn3O4 for Na+ supercapacitors
Shiyu Wang, Rui Zhao, Shuyun Yao, Xiaoxuan Wang, Jinrui Wang, Xueying Gao, Zishan Hou, Xia Liu, Zhenzhen Fu, Dewei Wang, Jiangzhou Xie, Zhiyu Yang, Yi‐Ming Yan
Topics & Concepts
Materials scienceElectric fieldSupercapacitorChemical physicsWork functionCoulombCharge (physics)Polarization (electrochemistry)IonValence (chemistry)ElectrodeElectronNanotechnologyOptoelectronicsCondensed matter physicsElectrochemistryLayer (electronics)PhysicsChemistryQuantum mechanicsPhysical chemistrySupercapacitor Materials and FabricationAdvanced battery technologies researchElectrocatalysts for Energy Conversion