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ISOTROPIC TEXTURING OF POLYCRYSTALLINE SILICON WAFERS H.Shen1,Y.F.Hu3,L.Wang1 (1.Guangzhou Institute of Energy Conversion, The Chinese Academy of Sciences, Guangzhou 510640, China;2.The School... technique of texturing silicon solar cells has been applied to polycrystalline silicon wafers with different acid concentrations. Optimal etching conditions have been determined by etching rate......
Effects of thermal transport properties on temperature distribution within silicon waferWANG Ai-hua(王爱华)1, NIU Yi-hong(牛义红)1, CHEN Tie-jun(陈铁军)1, P. F. HSU2(1. School of Materials and Metallurgy... improve the current understanding of the energy transport in the rapid thermal processing and the wafer temperature monitor and control level.Key words:silicon wafer; thermal transport properties......
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......
to bottom of the Si-P ingot, since the cooling starts from the top and the segregation coefficient of phosphorus in silicon is 0.35[19]. Phosphorus also can be removed by 30%-50% at high chamber... Elimination of phosphorus vaporizing from molten silicon at finite reduced pressure ZHENG Song-sheng1, 2, Jafar SAFARIAN 2, Seongho SEOK3, Sungwook KIM3, Tangstad MERETE2, LUO Xue-tao1 1......
understanding of the interaction between Cu impurities and defects in photovoltaic multicrystalline silicon. 2 Experimental Samples used in this study were cut from a p-type mc-Si ingot. The resistivity... Precipitation and gettering behaviors of copper in multicrystalline silicon used for solar cells LI Xiao-qiang, YANG De-ren, YU Xue-gong, QUE Duan-lin State Key Laboratory of Silicon Materials......
Fluorescence Properties of Eu3+/Gd3+/Citric Acid Mixed Complexes Doping in Silicon Rubber Matrix Feng Yuxing1,Liu Li1,Zhang Wan1,Zhang Liqun1,Jin Riguang3,Wen Shipeng1 (1.Key Laboratory of Beijing... have the best fluorescence property when the ratio of Eu and Gd is from 0.7 to 0.3. Silicon rubber-based composites were prepared by mechanical blending the EuxGd(1-x)(CA)3·nH2O and silicon rubber......
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Vacuum distillation refining of metallurgical grade silicon (Ⅰ)--Thermodynamics on removal of phosphorus from metallurgical grade silicon WEI Kui-xian(魏奎先)1, 2, MA Wen-hui(马文会)1, 2, DAI Yong-nian... September 2007 Abstract: The removal of impurity phosphorus from metallurgical grade silicon is one of the major problems on purification of metallurgical grade silicon for solar grade silicon preparation......
,Chinese Academy of Sciences摘 要:Deformation characteristics and range of optimized hot working parameters of a 6.5 tons GH3535 superalloy ingot... stresses obtained from the stress-strain curves under various conditions. The hot working window of the alloy ingot at a strain of 0.8 can be preliminarily discussed based on the deformed microstructures......
Microstructure and mechanical properties of AZ31 alloy ingot fabricated by semi-continuous castingLI Jin-zhu(李金柱)1, 2, NONG Deng(农登)2, ZHENG Kai-hong(郑开宏)2, LI Xiao-hui(黎小辉)2, ZHAO Ming-chun(赵明纯)1...(Guangzhou Research Institute of Non-ferrous Metals), Guangzhou 510650, China)Abstract:The AZ31 alloy ingot with diameter of 110 mm and length of 3500 mm was fabricated successfully. The compositions......
