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Influence of Solidification Rate on Microstructures of Cast Strips and Corresponding Sintered NdFeB Magnets Yu Dunbo1,Yan Shihong1,Li Zongan1,Li Shipeng1,Xu Jing1,Li Hongwei1 (1.National... rate on the microstructures of cast strips and corresponding sintered NdFeB magnets were investigated. The experimental results show that the volume fraction and size of columnar grains vary......
Effects of Y and Ce on Microstructures and Properties of Nb-Si System Composites Xiao Chengbo1,Han Yafang1,Song Jinxia1,Qu Shiyu1,Song Liguo1 (1.Beijing institute of aeronautical materials, Beijing 100095, China) Abstract:The effects of yttrium and cerium on microstructures and properties of Nb-Si system composites were investigated by scanning electron microscopy( SEM), energy dispersive......
Variation of mechanical properties and microstructures of Al-Pb mixed powder during mechanical millingHE Wen-xiong(贺文雄)1, FANG Wen-bin(房文斌)1, WANG Er-de(王尔德)1,2, HAN Fei(韩 飞)1(1. Research Institute... fraction) and Al-20Pb mixed powders were mechanically milled. The morphology and the microstructures of the milled powders were observed by scanning electron microscopy and electron probe microscopy......
stability of La-Mg-Ni system (PuNi3-type) hydrogen storage alloy. The effects of substituting Ni with Cu on the microstructures and cycle stability of the alloys were investigated in detail. The results... cycles and from 100 to 121 cycles, respectively. Key words: La-Mg-Ni alloy; La0.7Mg0.3Ni2.55-x alloy; Ni; microstructures; cycle stability  ......
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