首页 | 本学科首页   官方微博 | 高级检索  
     检索      

化学镀制备高性能直接乙醇燃料电池(DEFC)阳极催化剂PtRu/C和PtRuSn/C
引用本文:朱静,苏怡,马华,程方益,陶占良,梁静,陈军.化学镀制备高性能直接乙醇燃料电池(DEFC)阳极催化剂PtRu/C和PtRuSn/C[J].电化学,2008,14(2).
作者姓名:朱静  苏怡  马华  程方益  陶占良  梁静  陈军
作者单位:南开大学化学学院新能源材料化学研究所和能源材料化学天津市重点实验室,天津,300071
基金项目:国家高技术研究发展计划(863计划) , 天津国际科技合作项目
摘    要:应用化学镀方法,以活化-敏化处理的活性炭作载体,制备高分散催化剂PtRu/C和PtRuSn/C. XRD、TEM及电化学测试表明,该催化剂Pt、Ru、Sn形成合金.金属颗粒的平均粒径约为3 nm. PtRu/C和PtRuSn/C二者对乙醇的阳极氧化都具有良好的催化活性和稳定性.

关 键 词:化学镀  直接乙醇燃料电池  PtRu/C催化剂  PtRuSn/C催化剂  化学镀方法  高性能  直接乙醇燃料电池  阳极催化剂  PtRu  Active  Synthesis  Catalysts  稳定性  催化活性  阳极氧化  平均粒径  金属颗粒  合金  测试  电化学  高分散  载体  活性炭  敏化处理

Electroless-deposition Synthesis of Highly Active PtRu/C and PtRuSn/C as Anode Catalysts for DEFC
ZHU Jing,SU Yi,MA Hua,CHENG Fang-yi,TAO Zhan-liang,LIANG Jing,CHEN Jun.Electroless-deposition Synthesis of Highly Active PtRu/C and PtRuSn/C as Anode Catalysts for DEFC[J].Electrochemistry,2008,14(2).
Authors:ZHU Jing  SU Yi  MA Hua  CHENG Fang-yi  TAO Zhan-liang  LIANG Jing  CHEN Jun
Institution:ZHU Jing,SU Yi,MA Hua,CHENG Fang-yi,TAO Zhan-liang,LIANG Jing,CHEN Jun(Institute of New Energy Material Chemistry , Key Laboratory of Energy Meterial Chemistry,Nankai University,Tianjin 300071,China)
Abstract:In this paper,the preparation,characterization,and ethanol electrocatalytic oxidation of Pt0.5Ru0.5/C and Pt0.5Ru0.15Sn0.35/C electrocatalysts were reported.The electroless-deposition with sensitization-activation pretreatment was applied to prepare Pt0.5Ru0.5/C and Pt0.5Ru0.15Sn0.35/C electrocatalysts. The XRD and TEM analyses showed that the as-prepared catalysts were composed of well-dispersed PtRu or PtRuSn nanoparticles with an average particle size of about 3 nm.The electrochemical measurements demons...
Keywords:electroless-deposition  DEFC  PtRu/C catalyst  PtRuSn/C catalyst  
本文献已被 CNKI 维普 万方数据 等数据库收录!
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号