Improvement in the Oxidation Resistance of Tungsten by Sol-Gel Derived Al_2O_3 Coating

查看全文 作　　者：Fan Ailing1,Meng Lingsheng1,Huang Lang1,2,Ma Jie1 1 College of Materials Science and Engineering,Beijing University of Technology,Beijing 100124,China 2 Department of Safety and Environment,Xinyu Iron&Steel Group Co.Ltd,Xinyu 338001,China

出　　处：《稀有金属材料与工程》索引2012年第41卷第S1期,共3页

基　　金：Beijing Municipal Commission of Education(0090005466010) 摘　　要：An Al2O3 coating was prepared from aluminum isopropoxide as precursor on tungsten substrate.The dependences of crystalline and phase in Al2O3 coating on temperature were studied.The results show the coatings being compact,uniform and crack-free can be obtained by suitable experiment.The main phase of coating is α-Al2O3.Compared to the uncoated specimens,the ones with coatings synthesized by sol-gel process provide excellent oxidation resistance at high temperature. 关键词：SOL-GEL process TUNGSTEN FILAMENT AL2O3 COATING

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Improvement in the Oxidation Resistance of Tungsten by Sol-Gel Derived Al_2O_3 Coating

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