共搜索到11762条信息，每页显示10条信息，共1177页。用时：0小时0分0秒435毫秒
体熔炼；除硼Boron removal from metallurgical silicon by plasma melting using electromagnetic inductionCAI Jing1, LU Cheng-hao1, LI Jin-tang1, MA Wen-hui 2, LUO Xue-tao1(1. College of Materials, Xiamen..., the initial boron content has no effects on the boron removal rate and silicon loss rate.Key words:solar grade polycrystalline silicon; electromagnetic induction; plasma melting; boron removal......
......
Formation and in vitro induction ability of apatite nanobelt coating on silicon WU Zhen-jun(吴振军)1, YUAN Jian-min(袁剑民)2, LI Wen-sheng(李文生)1, REN Yan-qun(任艳群)1, CHEN Zong-zhang(陈宗璋)1 1... September 2009; accepted 20 April 2010 Abstract: Apatite coating with nanobelt structure was fabricated on single crystal silicon by a two-step method of electrodeposition at 1.0-2.0 mA/cm2 with DC power......
; silicon; silumins; microsilica; silicon dioxide 1 Introduction The development of the metallurgical industry depends on the profitability of products and the possibilities of efficient use of material... with logistical difficulties. Thus, the production of the Al-Si system alloys under the existing layout assumes the presence of two metallurgical products: primary aluminium and crystalline silicon......
Microstructure and properties of high silicon aluminum alloy with 2% Fe prepared by rheo-casting ZHONG Gu(钟 鼓), WU Shu-sen(吴树森), AN Ping(安 萍), MAO You-wu(毛有武), LI Shi-zhao(李世钊) State Key.... The semi-solid slurry of high silicon aluminum alloy was prepared by direct ultrasonic vibration (DUV) which was imposed on the alloy near the liquidus temperature for about 2 min. Then, standard test......
identification model of matte grade 3.1 T-S fuzzy neural network model Although the matte grade based on multiphase and multi-component model is established on the basis of rigorous theory of metallurgical... Intelligent prediction model of matte grade in copper flash smelting process GUI Wei-hua(桂卫华), WANG Ling-yun(王凌云), YANG Chun-hua(阳春华),XIE Yong-fang(谢永芳), PENG Xiao-bo(彭晓波) School of Information......
Electrochemical studies on interplay of mineralogical variation and particle size on bioleaching low grade complex sulphide ores P. A. OLUBAMBI1, J. H. POTGIETER2, S. NDLOVU3, J. O. BORODE4 1. Department of Chemical and Metallurgical Engineering, Tshwane University of Technology, Pretoria, South Africa; 2. Chemistry and Materials Division, School of Biology, Chemistry and Health......
某低品位石煤钒矿资源综合利用工艺宁华1,黄光1,袁爱武1,王兴1,周晓源1(1.湖南省长沙市长沙有色冶金设计研究院)摘 要:介绍一种低品位石煤钒矿资源综合利用的工艺流程.表明低品位石煤钒矿的开发应该同时利用碳,钒,硫,硅多种元素,生产规模必须大型化,工艺路线应该稳妥化,设备选型要求优选化关键词:冶金技术； 石煤焙烧； 湿法提钒； 循环流化床锅炉......
; 文献标识码:A Extraction of silicon from laterite-nickel ore by molten alkali MU Wen-ning, ZHAI Yu-chun, LIU Yan (School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China) Abstract: The effects of reaction temperature, reaction time, mass ratio of alkali to ore, and agitation speed on the extracting ratio of SiO2 during the process of extracting silicon from......
on technological optimization of SSP prepared from electronic grade silicon powder, SSP solar cell devices with simple structure are prepared and the effect of SSP substrate is discussed. Up to now...SUBSTRATE MATERIALS FOR POLY-CSiTF SOLAR CELLS:OPTIMIZATION OF SILICON SHEET FROM POWDER X.W. Zou1,H.Shen2,Z.C. Liang1,Q. Ban2,X.J. Wang1 (1.Guangzhou Institute of Energy Conversion, The Chinese......
