共搜索到1788条信息，每页显示10条信息，共179页。用时：0小时0分0秒442毫秒
Enhancement of the Hydrogen Storage Properties of Mg/C Nanocomposites Prepared by Reactive Milling with Molybdenum韩宗盈1,2,周仕学1,CHEN Haipeng1,NIU Haili1,WANG Naifei11. College of Chemical...="ChDivSummary">The effect of Mo on the morphology, crystal structure and hydrogen sorption properties of Mg/C composites prepared by reactive milling was studied. Transmission electron microscopic(TEM......
力学和动力学理论,求得晶界扩散激活能及稳定晶粒尺寸等参数,并分析讨论Fe-C纳米晶的晶粒稳定机制. 关键词:Fe-C合金；纳米晶；稳定性；机械球磨 中图分类号:TG111.5,TF123.21 文献标志码:A Preparation of Fe-1%C nanocrystalline by mechanical milling...: The particles of Fe-1%C (mole fraction) alloy with the single phase solid solution nanocrystalline were produced by mechanical milling. The influences of milling time on the particles morphologies......
......
milling, and their gaseous and electrochemical hydrogen storage kinetics performance were systematically investigated. The results indicate that the as-milled composites exhibit excellent hydrogen storage... storage kinetics of the composites reaches a maximum value with the variation of milling time.Increasing Ni content and milling time both make the hydrogen desorption activation energy lower, which......
="ChDivSummary" name="ChDivSummary">High silicon content Al-Si composites with a composition of Al-40 wt% Si were fabricated via a highenergy ball milling method. The microstructure evolution of Al-40 wt% Si... microscopy. The mechanism of ball milling Al-40 wt% Si powders has been disclosed in detail: fracture mechanism dominating in the early stages, followed by the agglomeration mechanism, finally reaching......
Anisotropic Sm2Co17 nano-flakes produced by surfactant and magnetic field assisted high energy ball milling王大鹏1,李晓东2,常颖2,朱明刚3,李卫3,齐民11. School of Materials Science and Technology,Dalian University...="ChDivSummary">Anisotropic Sm2Co17 flakes with high aspect ratio were prepared by magnetic field assisted high energy ball milling in the presence of heptane and oleic acid(OA).The thickness of flakes......
Anisotropic Sm2Co17 nano-flakes produced by surfactant and magnetic field assisted high energy ball milling王大鹏1,李晓东2,常颖2,朱明刚3,李卫3,齐民11. School of Materials Science and Technology,Dalian University...="ChDivSummary">Anisotropic Sm2Co17 flakes with high aspect ratio were prepared by magnetic field assisted high energy ball milling in the presence of heptane and oleic acid(OA).The thickness of flakes......
Crystal structure and magnetic properties of SmCo6.6Nb0.4 nanoflakes prepared by surfactant-assisted ball milling潘蕊1,岳明1,张东涛1,高学绪2,刘卫强1,张久兴1,郭朝辉3,李卫31. College of Materials Science and Engineering... Institute摘 要:SmCo6.6Nb0.4nanoflakes with TbCu7structure were successfully prepared by surfactant-assisted high energy ball milling(SA-HEBM)with heptane and oleic......
Crystal structure and magnetic properties of SmCo6.6Nb0.4 nanoflakes prepared by surfactant-assisted ball milling潘蕊1,岳明1,张东涛1,高学绪2,刘卫强1,张久兴1,郭朝辉3,李卫31. College of Materials Science and Engineering... Institute摘 要:SmCo6.6Nb0.4nanoflakes with TbCu7structure were successfully prepared by surfactant-assisted high energy ball milling(SA-HEBM)with heptane and oleic......
An investigation on electrochemical hydrogen storage performances of Mg-Y-Ni alloys prepared by mechanical milling张羊换1,2,张朋军1,袁泽明2,杨泰2,祁焱2,赵栋梁21. Key Laboratory of Integrated Exploitation of Baiyun...="ChDivSummary">The nanocrystalline and amorphous Mg2Ni-type electrode alloys with a composition of Mg20-xYxNi10(x=0, 1, 2, 3 and 4) were fabricated by mechanical milling. Effects of Y content......
