Multi-component surface engineering of Na<sub>3</sub>V<sub>2</sub>(PO<sub>4</sub>)<sub>2</sub>O<sub>2</sub>F for low-temperature (−40 °C) sodium-ion batteries
Kunxiong Zheng, Shitan Xu, Yu Yao, Dong Chen, Lin Liu, Chen Xu, Yuezhan Feng, Xianhong Rui, Yan Yu
Abstract
A functional Na 3 V 2 (PO 4 ) 2 O 2 F cathode with a multi-component (Na 3 V(PO 4 ) 2 , V 2 O 3 , and reduced graphene oxide) surface coating is developed, and exhibits high reversible capability, and long-term cycling stability even at a low temperature of −40 °C.
Topics & Concepts
CalcinationMaterials scienceCathodeCoatingOxideElectrodeIonGrapheneChemical engineeringSodiumHydrothermal circulationLayer (electronics)Analytical Chemistry (journal)NanotechnologyChemistryPhysical chemistryCatalysisMetallurgyOrganic chemistryChromatographyBiochemistryEngineeringAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesTransition Metal Oxide Nanomaterials