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Cerium and Lanthanum Modified Pd/Al2O3 Catalysts for Methanol Decomposition 孙予罕1,任杰1,杨成1 (1.State Key Laboratory of Coal Conversion, Institute of Coal Chemistry, Chinese Academy of Sciences,) Abstract:CeO2 improves the activity and selectivity of Pd/Al2O3 catalyst for methanol decomposition. The interaction between Pd and CeO2 was then proposed to result in the promoting effect......
的发热值.关键词:醇基燃料;新型能源;高锰酸钾;分光光度法;E-pH图Experimental study on effect of potassium permanganate on methanol fuel by spectrophotometryZHANG Quan, ZHAO Cong-cong, LIU Yang, LIN Fei(School of Energy Science and Engineering, Central South University, Changsha 410083, China)Abstract:The experiment phenomenon was tested by ultraviolet-visible spectrophotometer when KMnO4 exists in the methanol fuel......
Alumina recovery from spent Bayer liquor by methanol ZHANG Ying(张 盈)1, 2, ZHENG Shi-li(郑诗礼)1, DU Hao(杜 浩)1, WANG Shao-na(王少娜)1, PENG Ying(彭 鹰)3, ZHANG Yi(张 懿)1 1. National Engineering.... In this study, a method was explored to recover alumina from spent Bayer liquor by deep decomposition with methanol. A variety of conditions, including reaction temperature, reaction time, methanol......
electrocatalyst for a direct methanol fuel cell(DMFC) was prepared by impregnation method using sodium hypophosphite as reductive agent. Effects of pH values and element P on the catalyst activities were studied... by the pH value of impregnating solution. The catalyst prepared at the pH value of 7 has high dispersion, the highest catalytic activity for methanol oxidation, good tolerance to poisoning species......
J. Cent. South Univ. (2012) 19: 85-92 DOI: 10.1007/s11771-012-0976-7 Macro kinetics for synthesis of dimethyl carbonate from urea and methanol on Zn-containing catalyst ZHAO Wen-bo(赵文波)1, 2, HAN Bing... carbonate (DMC) from urea and methanol was separately investigated without catalyst and with Zn-containing catalyst. Without catalyst, for the first reaction of DMC synthesis (the reaction of urea......
methanol fuel cell Rohitash KUMAR1, Aftab Aslam Parwaz KHAN2, Anish KHAN2, Abdullah M ASIRI2, Yusra HAMID3 1. Department of Petroleum Studies, Aligarh Muslim University, Aligarh 202002, India; 2. Center.... These copper particles were embedded into the polyvinylchloride (PVC) matrix as support and used as an electrode (PVC/Cu) for the oxidation of methanol fuel for improving the current response. The PVC/Cu......
membranes were studied by XRD and SEM. The thermal stabilities, methanol permeabilities and proton conductivities were investigated. Water uptakes and dimensional stabilities were also studied..., while the water absorptions and methanol permeabilities decrease with the contents of zirconium phosphates increasing. The methanol permeability coefficient of composite membrane is 47.5% lower than......
undergoes a four-electron process to water. Since Pd-Co-Au/C catalysts are inactive for the adsorption and oxidation of methanol, thus, they can be used as a new type of promising catalyst for methanol-tolerant ORR in a direct methanol fuel cell. Key words: Pd alloy; nanoparticle; oxygen reduction reaction; electrocatalysis; methanol tolerance 直接甲醇燃料电池(DMFC)具有能量密度高,燃料来源丰富,储存与运输时安全性好,低污染,高能量转换效率和对价格的承受......
Trans. Nonferrous Met. Soc. China 28(2018) 676-686 Facile synthesis of 3D nanoporous Pd/Co2O3 composites with enhanced catalytic performance for methanol oxidation Yan-yan SONG1,2,3, Dong DUAN1,2,3...’an 710049, China Received 8 November 2016; accepted 27 May 2017 Abstract: To simultaneously reduce noble metal Pd usage and enhance electrocatalytic performance for methanol oxidation, Pd/Co2O3......
Preparation of high active Pt/C cathode electrocatalyst for direct methanol fuel cell by citrate-stabilized method JIANG Qing-lai1, PENG Zhong-dong1, XIE Xiao-feng2, DU Ke1, HU Guo-rong1, LIU..., China Received 19 January 2010; accepted 3 March 2010 Abstract: Platinum nanoparticles supported on carbons (Pt/C, 60%, mass fraction) electrocatalysts for direct methanol fuel cell (DMFC) were......