共搜索到16823条信息,每页显示10条信息,共1683页。用时:0小时0分0秒328毫秒
Influence of rapid quenching on hydrogen storage characteristics of nanocrystalline Mg2Ni-type alloys ZHANG Yang-huan (张羊换)1, 2, ZHAO Dong-liang (赵栋梁)1, LI Bao-wei (李保卫)2, GUO Shi-hai (郭世海)1, QI... synthesized by rapid quenching technique. The microstructures of the as-cast and quenched alloys were characterized by XRD, SEM and HRTEM. The electrochemical hydrogen storage performances were......
Effect of Rapid Quenching on Electrochemical Properties of AB5 and AB3.5-Type Hydrogen Storage Alloys Li Ping1,Zheng Xueping1,Qu Xuanhui1,An Fuqiang1,Islam S. Humail1 (1.Key Laboratory of New... hydrogen storage alloys was studied. The results indicated that the discharge capacities of the rapid quenching MmNi3.55 Co0.75 Mn0.4Al0.3 alloys decrease under 25 and -35℃ with the increase......
Phase structure and Cycle Stabilities of Mg2Ni/Mm0.3Ml0.7Ni3.55Co0.75Mn0.4Al0.3 Composite Hydrogen Storage Alloys Prepared by Two-step re-melting Yan Shufang1,Che Guangdong1,Liu Xiangdong1,Huang... performances of hydrogen-storage alloy electrodes, Mm0.3Ml0.7Ni3.55Co0.75Mn0.4-Al0.3-x%Mg2Ni (x=0,5,10,30) composite hydrogen storage alloys prepared by two-step re-melting were investigated in this work......
......
......
......
......
......
......
and Chemical Engineering, Central South University, Changsha 410083, China Received 15 July 2007; accepted 10 September 2007 Abstract: Photocatalyst hydrogen storage alloys(PHSA) with different... the best performance when the photocatalyst content is 20%. Key words: photocatalyst; hydrogen storage alloys; electrochemical performance 1 Introduction Under the pressure of resources......