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First principles study on electronic structure and optical properties of novel Na-hP4 high pressure phase SHI Yi-min(施毅敏)1, YE Shao-long(叶绍龙)2 1. Department of Basic Teaching, Hunan... Abstract: The electronic structure and optical properties of novel Na-hP4 high pressure phase at different pressures (260, 320, 400 and 600 GPa) were investigated by the density functional theory (DFT......
Production of Integrated Automotive Part in High Pressure Diecasting Process Using Salt Core Hyun-Kwang Seok1,Jun-Su Kim2,Ki-Bae Kim1 (1.Advanced Materials Research Center,Korea Institute... under-cut in high pressure die casting or squeeze casting process. A salt core, named a fusible core in this paper because the salt core can be easily extracted just as holding at a temperature under......
Effect of high Pressure on the Solid-State Phase Transformation Microstructure of Cu-Zn Alloy He Miao1,Yang Kun1,Xu Jin1,Liu Jianhua1,Zhang Ruijun1 (1.State Key laboratory of Metastable Materials Science and Technology, Yan Shan University, Qinhuangdao 066004, China) Abstract:The solid-state phase transformation microstructure of Cu-Zn alloy under different high pressure were investigated......
J. Cent. South Univ. Technol. (2011) 18: 666-671 DOI: 10.1007/s11771-011-0745-z Pneumatic resistance network analysis and dimension optimization of high pressure electronic pneumatic pressure... of a self-deigned high pressure electronic pneumatic pressure reducing valve (EPPRV) with slide pilot are introduced. The resistance value formulas and the relationship between the resistance and pressure......
Effect of high pressure on microstructure of crystallizing amorphous Nd9Fe85B6 alloy ZHANG Xiangyi1,WU Wei1,LI Hui1,XIE Yanwu1 (1.State Key Laboratory of Metastable Materials Science and Technology,Yanshan University,Qinhuangdao 066004,China) Abstract:The effect of high pressure on the microstructure of annealed amorphous NdgFegsB6 alloy was studied. It was found that applica- tion of high......
J. Cent. South Univ. (2012) 19: 2611-2619 DOI: 10.1007/s11771-012-1318-5 Mechanism of high pressure roll grinding on compression strength of oxidized hematite pellets FAN Jian-jun(范建军)1,2.... Taiyuan Iron and Steel (Group ) Co. Ltd., Taiyuan 03003, China ? Central South University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: The mechanism of high pressure roll grinding......
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E-pH diagram of ZnS-H2O system during high pressure leaching of zinc sulfide MU Wang-zhong(牟望重), ZHANG Ting-an(张廷安), LIU Yan(刘 燕), GU Yan(古 岩), DOU Zhi-he(豆志河), L? Guo-zhi(吕国志), BAO Li(鲍 丽..., initial acidic concentration, leaching time, oxygen partial pressure and stirring speed on the leaching rate of Zn (II) and conversion rate of S in the single factor of high pressure leaching......