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A new contact material-Ag/SnO2-La2O3-Bi2O3LU Jianguo, WANG Jingqin, ZHAO Jingying, WEN Ming, WANG Baozhu, and WANG XiaohongInstitute of Electrical Apparatus, Hebei University of Technology, Tianjin, 300130, China摘 要:<正>A super-fine compound powder, Ag/SnO2+La2O3+Bi2O3, has been obtained using the chemical coprecipitationmethod. And a new contact......
A new method for simulating human emotionsWeimin Xue, Zhiliang Wang, Wenhong Xia, and Wenbo MengInformation Engineering School, University of Science and Technology Beijing, Beijing 100083, China摘 要:<正> How to make machines express emotions would be instrumental in establishing a completely new paradigm for man machine interaction. A new method......
Synergistic extraction of cerium from sulfuric acid medium using mixture of 2-ethylhexyl phosphonic acid mono 2-ethylhexyl ester and Di-(2-ethyl hexyl)phosphoric acid as extractant LIU Ying1,HUANG...) phosphoric acid (HDEHP, HA) as extractant was investigated. The results indicated that the maximum synergistic enhancement coefficients were obtained at the mole fraction of HEH/EHP=0.6, and cerium(IV......
NEW DEVELOPMENTS IN WROUGHT 718-TYPE SUPERALLOYS R.L.Kennedy1,W.D.Cao1 (1.Research & Development, ATI Allvac, 2020 Ashcraft Avenue, Monroe, North Carolina NC28111-5030, USA) Abstract:Research... at ATI Allvac is directed at improving existing alloys and developing new alloys to meet ever-increasing industrial demands.The improvement of existing alloys is exemplified by addition of minor......
[J]. 矿冶, 2007, 16(2): 5-8. SUN Zhi-jian, CHEN Xin-chao. Research on the preferential floatation for chalcopyrite by using new collector BK-330[J]. Mining and Metallurgy, 2007, 16(2): 5-8. [5] 李 杰, 钟 宏... porphyry ore by using ethoxycarbonyl thiourea as a collector[J]. Minerals Engineering, 2011, 24(8): 817-824. [19] YUAN L, ZHONG H. Synthesis and reaction with metal ions of a new thionocarbamate[J......
the optimal time of cooling large-size steel parts are presented. 关键词:intensive quenching; large-size parts; stress distribution; new quenching method; simplified calculations; [全文内容正在添加中] ......
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Rietveld Refinement of New Ternary Compound Al14Dy5Si何唯,张吉亮,曾令民摘 要:<正>A new ternary compound Al14 Dy5Si was discovered and studied by means of X-ray powder diffraction technique. The ternary compound Al14Dy5Si has a hexagonal BaPb3-type structure, space group R 3m(No. 166), the lattice parameters a =0.61482(1) nm, c =2.09780(2) nm. The crystal......
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