Defect and interlayer spacing engineering of vanadium selenide for boosting sodium-ion storage
Feng Wang, Xia Wen, Yanan Peng, Luying Song, Xiaohui Li, Ruofan Du, Junbo Yang, Yulin Jiang, Hui Li, Hang Sun, Ling Huang, Jun He, Jianping Shi
Abstract
We propose a synergistic strategy to boost sodium-ion storage by introducing Se vacancies and tuning the interlayer spacing of VSe 2− x . The sodium-ion full cell delivers high specific capacity and unexpected stability with the cycle number exceeding 2400.
Topics & Concepts
VanadiumBoosting (machine learning)SodiumIonMaterials scienceSelenideChemical engineeringComputer scienceChemistryEngineeringMetallurgySeleniumArtificial intelligenceOrganic chemistryAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesSemiconductor materials and devices