Understanding charge storage in Nb<sub>2</sub>CT<sub><i>x</i></sub> MXene as an anode material for lithium ion batteries
Renfei Cheng, Tao Hu, Zuohua Wang, Jinxing Yang, Ruqiao Dai, Weizhen Wang, Cong Cui, Yan Liang, Chao Zhang, Cuiyu Li, Hailong Wang, Hongxia Lu, Zhiqing Yang, Hongwang Zhang, Xiaohui Wang
Abstract
Multilayered Nb 2 CT x MXene with dominant –O functional groups stores charge at the expense of changes in the oxidation states of both transition metals Nb and O, showing a near zero-strain feature upon (de)lithiation.
Topics & Concepts
MXenesAnodeMaterials scienceLithium (medication)Density functional theoryIntercalation (chemistry)CathodeTransition metalIonCharge orderingChemical physicsChemical engineeringNanotechnologyCharge (physics)Inorganic chemistryChemistryPhysical chemistryComputational chemistryElectrodeEngineeringEndocrinologyBiochemistryOrganic chemistryCatalysisQuantum mechanicsMedicinePhysicsMXene and MAX Phase MaterialsAdvancements in Battery Materials2D Materials and Applications