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of the the thermal conductivity of AlN ceramics, and sintering technics is helped to the improvement of density. It is analyzed how to sinter machinable AlN ceramics with high thermal conductivity...Studies and Properties of Ceramics with High Thermal Conductivity Xia Shuqin1,Wang Kun1,Zhao Chunxia1,Chen Guangle1,Fan Shigang1 (1.Research Institute of Synthetic Crystals, Research......
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Selective separation of copper and cadmium from zinc solutions by low current density electrolysis YANG Bo(杨 卜), WANG Cheng-yan(王成彦), LI Dun-fang(李敦钫), YIN Fei(尹 飞), CHEN Yong-qiang(陈永强), WANG... aqueous solution or zinc ammonia/ammonium sulphate aqueous solution by low current density electrolysis. It was shown that the concentration of cadmium ion in zinc sulphate solution decreased from 4.56 g......
J. Cent. South Univ. Technol. (2009) 16: 0703-0707 DOI: 10.1007/s11771-009-0116-1 Effect of BaO addition on relative density and electric conductivity of xNi/10NiO-NiFe2O4 cermets HE Han... and those doped with 1% BaO (mass fraction) were prepared by cold isostatic pressing at 200 MPa and sintering in nitrogen atmosphere at 1 473 K. The effects of BaO addition on relative density, microstructure......
, and resulted in the formation of disordered Ti/Al phases. Dissolution of Al in Ti (after 9 h milling), nanocrystalline Ti/Al solid solution and high density of dislocations were caused by HEBM. The element...Characterization of Ti-50%Al composite powder synthesized by high energy ball millingFANG Wen-bin, LI Xue-wen, SUN Hong-fei, DING Yong-feng(School of Materials Science and Engineering, Harbin......
-electrical calculation accuracy of aluminum reduction cells and mesh density CUI Xi-feng, ZHANG Hong-liang, ZOU Zhong, XU Yu-jie, LI Jie, ZHANG He-hui, LAI Yan-qing (School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China) Abstract: Taking a quarter model of 300 kA aluminum electrolysis cell as experimental subject, the impaction of mesh density on the thermal......
Motion behavior of non-metallic particles under high frequency magnetic field ZHANG Zhong-tao(张忠涛)1, 2, GUO Qing-tao(郭庆涛)3, YU Feng-yun(于凤云)2, LI Jie(李 捷)1, 2, ZHANG Jian(张 剑)1, 2, LI Ting-ju(李廷... particles in commercial pure aluminum under high frequency magnetic field. At the meantime, multi-pipe experiment was also done to discuss the prospect of continuous elimination of non-metallic particles......
Bending properties and fracture mechanism of C/C composites with high density preform ZHANG Ming-yu, SU Zhe-an, LI Jian-li, HUANG Qi-zhong State Key Laboratory of Powder Metallurgy, Central...), with C3H6 as carbon source, N2 as carrier gas, and three-dimensional (3D) 12K PAN-based carbon fabric with high density of 0.94 g/cm3 as preform. Experimental results indicated that the fracture......
of electron structure by density function theory and electrochemical process of surface (100) of FeS2 LI Quan(黎 全)1, 2, QIN Wen-qing(覃文庆)1, SUN Wei(孙 伟)1 , QIU Guan-zhou(邱冠周)1 (1. School... (100) was computed by DFT (density function theory) and the process of electron transfer in sulfide flotation was simulated through ab-initio calculation. The results show that the interaction between......
, such as high energy density, well charge/discharge endurance, long cycle life, especially the safe property and high-rate discharge performance[1-3]. However, its high temperature (above 50 ℃) performance... Effects of erbium additions on high temperature performance of high power Ni-MH batteries XIE Shou-yun(谢守韫), CHENG Yan(成 艳), JIAN Xu-yu(简旭宇), ZHU Lei(朱 磊), CHEN Hui(陈 晖), WANG Zhong(王 忠) Energy......