Graphene-supported ultra-small Co3O4 nanoparticles for high-performance supercapacitors

• 作 者: LIU Zheng LI Ji WU Xiaoliang W
• 机 构: KeyLaboratoryofSuperlightMaterialsandSurfaceTechnology
• 出 处: 储能科学与技术
• 发表日期: 2016年6期
• 基金项目: Natural Science Foundation of Heilonjiang Province（E201416）, the Natural Science Foundation of China（51672055）, Ph.D.Programs Foundation of Ministry of Education of China（201223 04110020）

Ultra-small Co3O4 nanoparticles/graphene hybrid material had been synthesized by a facile hydrothermal route and consequent calcination process.The as-obtained ultra-small Co3O4 nanoparticles with their sizes of 5–8 nm are tightly anchored on the surface