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As a matter of fact, the activation capability of an alloy electrode is believed to be associated with the change of the internal energy of the hydride system before and after hydrogen absorption... impedance spectra all indicate that the electrochemical kinetic properties of the electrode alloys first increase and then decrease with the rising of Si content. Key words: A2B7-type electrode alloy; Si......
to characterize the particle morphologies and phase constitutions of alloys. 2.3 Electrode preparation and battery assembly Alloy powder and carbonyl nickel (Ni-255) powder were well mixed according to 1:3 mass... Effect of B and Fe substitution on structure of AB3-type Co-free hydrogen storage alloy WU Feng(吴 锋)1, 2, ZHANG Min-yu(张旻昱)1, MU Dao-bin(穆道斌)1, 2 1. Beijing Key Laboratory......
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for Mg to prolong the cycle life of electrode alloys[4-7]. It was found that the additional Pd in the MgNi alloy effectively improved its corrosion inhibition performances and cyclic stability[8,9... of LaNi4.7Al0.3 electrode alloy by means of potentiostatic measurements at various applied potentials and temperatures. They found that phase transformation (β→α) controlled the hydrogen desorption......
Effect of Decomposition Kinetics of Titanium Hydride on the Al Alloy Melt Foaming ProcessDonghui Yang1,2,Jianqing Chen1,Hui Wang3,Jinghua Jiang1,Aibin Ma1,Z.P.Lu31. College of Mechanics and Materials... the titanium hydride decomposition is one of the key factors to influence the Al alloy melt foaming process.In this study,a set of decomposition kinetic equations of titanium hydride was acquired by separating......
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storage alloys. EIS and AES measurements indicate that some passive oxide film has been formed on the surface of alloy electrode, which has higher charge-transfer resistance, lower hydrogen...DEGRADATION BEHAVIORS OF NEW TYPE TiV-BASED HYDROGEN STORAGE ELECTRODE ALLOYS X.Z. Sun1,M.X. Gao1,Y.F. Zhu1,R. Li1,H.G. Pan1,Y. Lin1 (1.Department of Materials Science and Engineering, Zhejiang......
Effect of surface modification of metal hydride electrode on performance of MH/Ni batteries YANG Kai(杨 凯), WU Feng(吴 锋), CHEN Shi(陈 实), ZHANG Cun-zhong(张存中) School of Chemical Engineering...: A novel method was applied to the surface modification of the metal hydride(MH) electrode of MH/Ni batteries. Both sides of the electrode were plated with a thin silver film about 0.1μm thick using vacuum......
precipitates within α phase. The third is that the lamellar δ hydrides eutectoid generates in a manner of β→δ+α within β phase. Key words: TA15 titanium alloy; microstructure; twin; hydride 钛是20世纪50年代发展起来的一种重...孪晶及衍射谱 Fig.4 Hydride twin and diffraction pattern of TA15 titanium alloy at hydrogen content of 0.410%: (a) Dark-field image; (b) Diffraction pattern 2.3 钛合金中生成的氢化物 氢在钛合金中间隙......
A new method to improve surface morphology of Ni-Fe-Mo-Co alloy electrode and its catalytic activity for HERLUO Beiping1,2), REN Buye3), XU You1), and ZHENG Yajie2) 1) Department of Chemistry... the catalytic activity of the Ni-Fe-Mo-Co alloy elec- trode for hydrogen evolution reaction (HER). The procedure involves pre-electrolyzing the Ni-Fe-Mo-Co alloy electrode in 30% KOH solution containing 10......
