An advanced medium-entropy substituted tunnel-type Na<sub>0.44</sub>MnO<sub>2</sub>cathode for high-performance sodium-ion batteries
Jiawu Chen, Zhiguo Hou, Lei Zhang, Wutao Mao, Tianwen Zhang, Xueqian Zhang, Yitai Qian
Abstract
NMO-1 exhibits good electrochemical performance, with a capacity retention of more than 80% after 2000 cycles at a rate of 10C between 2 and 4 V. The suggested approach of medium-entropy substitution offers insight into the design of high-energy Na-ion cathode materials.
Topics & Concepts
CathodeElectrochemistryIonSodiumMaterials scienceEntropy (arrow of time)Inorganic chemistryChemistryThermodynamicsPhysical chemistryElectrodePhysicsMetallurgyOrganic chemistryAdvancements in Battery MaterialsTransition Metal Oxide NanomaterialsAdvanced Battery Technologies Research