Spatially confined synthesis of a flexible and hierarchically porous three-dimensional graphene/FeP hollow nanosphere composite anode for highly efficient and ultrastable potassium ion storage
Zhifang Zhang, Chenxiao Wu, Zhonghui Chen, Huiyu Li, Haijing Cao, Xiaojing Luo, Zebo Fang, Yanyan Zhu
Abstract
A hierarchical, porous, three-dimensional graphene encapsulated FeP hollow nanosphere composite was constructed as a flexible free-standing electrode for KIBs. The formation of the hollow structure and the conversion reaction were elucidated.
Topics & Concepts
GrapheneComposite numberAnodeMaterials sciencePorosityElectrodeNanotechnologyChemical engineeringComposite materialChemistryPhysical chemistryEngineeringAdvancements in Battery MaterialsAdvanced battery technologies researchSupercapacitor Materials and Fabrication