A three-dimensional Mn3O4network supported on a nitrogenated graphene electrocatalyst for efficient oxygen reduction reaction in alkaline media

• DOI: 10.1039/c4ta02279c
• Publication Date: 2014-07-02T02:34:24Z
• Authors: Santosh Kumar Bik...; Fengjiao Yu; Wuzong Zhou; Paul Joseph; Peter Cumpson; Pagona Papakonsta...
• Keywords: batteries; College of Science and Engineering; electrochemical energy; 02 engineering and technology; 540; 0210 nano-technology; 7. Clean energy; 01 natural sciences; 4012 Fluid mechanics and thermal engineering; catalyst; 0104 chemical sciences

A 3D hierarchical Mn₃O₄nanoflake structure supported on nitrogenated reduced graphene oxide (NrGO), with excellent oxygen reduction in alkaline medium, was developed by electrodeposition. High performance is attributed to poor nanoflake crystallinity and strong nanoflake–NrGO coupling.