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bronze; Nafion; electrodeposition preparation; methanol oxidation 1 Introduction During the operation of a direct methanol fuel cell at low temperature, the intermediates of methanol oxidation...]. It is well accepted that Nafion is a good material for proton exchange membrane used in direct methanol fuel cell[8]. In this paper, the composite of Nafion with Pt-HxMoO3 (Nafion-Pt-HxMoO3......
oxidation; oxygen reduction1 Introduction There has been an increasing interest in the development of proton exchange membrane fuel cells (PEMFC) and the direct methanol fuel cell(DMFC) in the recent... its best activity toward oxygen reduction. References [1] WASMUS S, KUVER A, Methanol oxidation and direct methanol fuel cells: A selective review [J]. J Electroanal Chem 1999, 461: 14-31. [2......
[1] Witham C K, Chun W, Valdez T I, Narayanan S R. Performance of direct methanol fuel cells with sputter-deposited anode catalyst layers [J]. Electrochem Solid State Lett, 2003, 3(11): 497-500. [2] Chen C Y, Yang P. Performance of an air-breathing direct methanol fuel cell [J]. J Power Sources, 2003, 123: 37-42. [3] Takasu Y, Iwazaki T, Sugimoto W, Murakami Y. Size effects of platinum......
直接甲醇燃料电池铂基阳极催化剂碳载体发展 杨民力1 (1.北京有色金属研究总院国家有色金属及电子材料分析测试中心,北京,100088) 摘要:碳载铂基材料是最常用的甲醇电氧化催化剂,而载体对催化剂颗粒的分散,活性以及耐久性有着显著的影响.所述文献中的碳载体材料主要分为7类:Vulcan XC-72,空心碳球,有序介孔碳,纳米纤维,纳米管,纳米角和石墨烯.新型碳载体的高比表面积和适宜的多孔性促进了催化剂组分的分散,有利于改善三相界面和提高铂基金属的利用率.表面改性以及着眼于改善碳腐蚀性能的石墨化和掺杂将被继续地深入研究,石墨烯的探索以及多孔,多层次微观结构载体的发展应被重视. 关键词:铂; 阳极催化剂; 直接甲醇燃料电池; 碳载体; platinum; anode catalyst; direct methanol fuel cell; carbon supports; [全文......
the need for the revolution of electricity industry based fuel cells within the next few years, principal types of fuel cell systems (phosphoric acid fuel cell - PAFC, proton exchange membrane fuel cell - PEMFC, Molten carbonate fuel cell - MCFC, Solid oxide fuel cell - SOFC), their development status and economic significance were introduced. Materials and their performance requirements in fuel cell......
is essential to solve the serious environmental pollution and energy crisis. As a newly emerging energy conversion device, direct methanol fuel cells (DMFCs) possess many advantages such as high energy..., HUANG Po-chun, LIAO Yen-fa, LIU Yu-ting, TEH Tsung-kuang, LIN Tsang-lang. Shell thickness effects on reconfiguration of NiOcore–Ptshell anodic catalysts in a high current density direct methanol fuel......
Hydrogen Storage Alloy and Carbon Nanotubes Mixed Catalyst in a Direct Borohydride Fuel CellSai Li 1), Xiaodong Yang 1), Haiyan Zhu 2), Yan Liu 1) and Yongning Liu 1) 1) State Key Laboratory... borohydride fuel cell (DBFC). As comparision, a series of traditional carbon materials, such as acetylene black, Vulcan XC-72R, and super activated carbon (SAC) were also employed. Electrochemical......
Preparation and Characterization of Component Materials for Intermediate Temperature Solid Oxide Fuel Cell by Glycine-Nitrate Process Ma Wenhui1,Du Qingshan1,Liu Ronghui1,Ma Xueju1,Yang Bin1,Dai... and chemical compatibility. Key words:intermediate temperature solid oxide fuel cell; glycine-nitrate process; properties of materials; rare earths; [全文内容正在添加中] ......
Electrochemical Characteristics of LaNi4.5Al0.5 Alloy Used as Anodic Catalyst in a Direct Borohydride Fuel CellLianbang Wang,Guobin Wu,Zhenzhen Yang,Yunfang Gao,Xinbiao Mao and Chun’an Ma State Key..." name="ChDivSummary">Fuel cells using borohydride as the fuel have received much attention because of high energy density and theoretical working potential.In this work,LaNi4.5Al0.5 hydrogen storage......
Improved properties of carbon fiber paper as electrode for fuel cell by coating pyrocarbon via CVD method XIE Zhi-yong(谢志勇), JIN Gu-yin(金谷英), ZHANG Min(张 敏) , SU Zhe-an(苏哲安), ZHANG Ming-yu(张明瑜... coated carbon paper and its application to the gas diffusion lay (GDL) of proton exchange membrane (PEM) fuel cell were described. This carbon paper was fabricated by using conventional carbon paper......
