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The preparation and study of graphene supported Co_xMn_(3-x)O_4 nanocomposites as advanced oxygen reduction reaction electrocatalyst

机译:石墨烯支持的CO_MN_(3-X)O_4纳米复合材料的制备和研究作为晚期氧还原反应电催化剂

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The spinel Co_xMn_(3-x)O_4 nanoparticles (SCMN) have been successfully grown on graphene sheets (GS) with a low cost in situ method in diethylene glycol (DEG) solution by using manganese acetate (Mn(OAc)_2), cobalt acetate (Co(OAc)_2) and graphene oxide as precursors. Excellent electrocatalytic activity and stability for oxygen reduction reaction (ORR) compared with those of commercial 20% Pt on Vulcan XC-72 (20%Pt@C) in alkaline solutions have been obtained.
机译:通过使用乙二醇(Mn(OAC)_2),钴(Mn(OAc)_2),尖晶石Co_XMN_(3-X)O_4纳米颗粒(SCMN)在石墨烯片(GS)上以低成本的方法成功地生长在石墨烯片(GS)上,以二甘醇(DEG)溶液(Mn(OAC)_2),钴乙酸盐(CO(OAC)_2)和石墨烯氧化物作为前体。已经获得了与碱溶液中的硫醇XC-72(20%Pt-C)上的商业20%Pt的氧还原反应(ORR)的优异电催化活性和稳定性。

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