Constructing FePSe<sub>3</sub>–FeSe<sub>2</sub> heterojunctions uniformly in a Ketjen black carbon matrix for superior potassium ion batteries
Bi-Cui Chen, Xian Lu, Hou‐Yang Zhong, Pei‐Wen Huang, Yanan Wu, Siyu Xu, Ke‐Zhao Du, Xiaohui Wu
Abstract
An FePSe 3 –FeSe 2 lateral heterojunction homogeneously dispersed in Ketjen black carbon exhibits excellent potassium storage properties.
Topics & Concepts
HeterojunctionPotassiumCarbon fibersCarbon blackMaterials scienceIonMatrix (chemical analysis)Chemical engineeringOptoelectronicsChemistryComposite materialMetallurgyOrganic chemistryNatural rubberComposite numberEngineeringAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesSupercapacitor Materials and Fabrication