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Hydrogen desorption kinetics of amorphous Mg0.9Ti0.1Ni1-xPdx(x=0, 0.05, 0.1 and 0.15) electrode alloys TIAN Qi-feng(田琦峰)1, 2, ZHANG Yao(张 耀)1, TAN Zhi-cheng(谭志诚)1, XU Fen(徐 芬)1, SUN Li-xian(孙立贤)1...) hydrogen storage alloys were prepared by mechanical alloying. The hydrogen desorption kinetics of the electrode alloys were studied by potentiostatic discharge experiments and linear polarization......
Hydrogen absorption and desorption in metallic glass and nanocrystalline Zr52.5Cu17.9Ni14.6Ti5Al10 alloy CHENG Xiao-ying(程晓英), WANG Fang(王 芳) Institute of Materials Science, Shanghai... amount of hydrogen than that in glass state at room temperature after activation. According to the desorption process and surface state, the significant change in absorption induced by crystallization......
% of the saturated hydrogen absorption capacity. Moreover, the improvement of the gaseous hydrogen storage kinetics of the alloys is found to be ascribed to a decrease in the hydrogen desorption activation... by their relatively high hydrogen desorption temperatures, sluggish hydriding/dehydriding kinetics and extremely low electrochemical discharge capacity at room temperature as well as quite poor cycle stability......
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radius of 0.15 mm after hydrogen charging. Meanwhile, the hydrogen diffusion behaviors of various strength steel were studied by thermal desorption spectroscopy (TDS) analysis. The SSRT results show... steel at different strength levels. Meanwhile, the thermal desorption spectroscopy analysis is performed in order to investigate the hydrogen desorption activation energy and trapping in this steel......
Hydrogen desorption behaviors of zirconium hydride in oxygen containing atmosphere CHEN Wei-dong(陈伟东), WANG Jian-wei(王建伟), WANG Li-jun(王力军), LU Shi-gang(卢世刚) Division of Mineral Resources, Metallurgy and Materials, General Research Institute for Nonferrous Metals, Beijing 100088, China Received 15 July 2007; accepted 10 September 2007 Abstract: Hydrogen desorption behaviors of zirconium......
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)可见,大量纳米Mg2Ni相均匀分布于基体内,Mg2Ni相的颗粒尺寸小于NdH3的. 图5 活化合金等温吸放氢曲线 Fig. 5 Hydrogen absorption (a) and desorption (b) kinetics curves at 300 ℃ of as-activated alloys 图6 活化合金放氢后样品的明场像,暗场像及相应... Journal of Nonferrous Metals, 2015, 25(9): 2464-2470. [11] LI W, LI C, MA H, CHEN J. Magnesium nanowires: Enhanced kinetics for hydrogen absorption and desorption[J]. Journal of the American Chemical......
. Hydrogen desorption kinetics mechanism of Mg-Ni hydride under isothermal and non-isothermal conditions[J]. Transactions of Nonferrous Metals Society of China, 2016, 26(1): 160-166. [6] Lu Wen-chun, OU.... The structures of the as-cast and quenched alloys were analyzed by XRD, SEM and HRTEM. The gaseous hydrogen absorption and desorption kinetics of alloys were tested by a fully automatic Sieverts equipment......