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Static oxidation behaviour of silicide coating on niobium alloy at high temperature XIAO Lai-rong(肖来荣)1, 2, XU Liang-liang(许谅亮)1, 2, YI Dan-qing(易丹青)1, 2, LIU Hui-qun(刘会群)1, 2, CAI Zhi-gang(蔡志刚..., Central South University, Changsha 410083, China Received 15 July 2007; accepted 10 September 2007 Abstract: A silicide coating was prepared on the surface of the Nb521 alloy by the complex pack......
Morphology, structure and formation mechanism of silicide coating by pack cementation process XIAO Lai-rong(肖来荣), CAI Zhi-gang(蔡志刚), YI Dan-qing(易丹青), YING Lei(殷 磊),LIU Hui-qun(刘会群), HUANG Dao... based alloy was prepared by pack cementation method. The formative mechanism, morphology and structure of coating were investigated. The silicide coating was formed by reactive diffusion obeying parabolic......
FORMATION OF MANGANESE SILICIDE THIN FILMS BY SOLID PHASE REACTION E.Q.Xie1,W.W.Wang1,D.Y.He1,N.Jiang1 (1.Department of Physics,Lanzhou University,Lanzhou 730000,China) Abstract:Manganese silicide... been observed by FTIR spectroscopy. Key words:manganese silicide; in situ sheet resistance; solid phase reaction; infrared spectra; [全文内容正在添加中] ......
Mo SILICIDE SYNTHISIS BY DUAL ION BEAM DEPOSITION S.J.Zhang1,A.D.Liu1,X.Zhang1,X.J.Zhang1,X.Y.Wu1,Y.G.Wu1,Z.Z.Yi1,T.H.Zhang1,H.X.Zhang1 (1.Key Laboratory for Radiation Beam Technology and Material... free can be readily obtained, so the surface is smooth. TEMobservation shows that Mo and Si alternant deposition coating is conpact structure.The fine Mo silicide grains densely distributed......
Microstructure and Growth Kinetics of Silicide Coatings for TiAl Alloy黄磊,吴向清,XIE Faqin,WANG SuSchool of Aeronautics,Northwestern Polytechnical University摘 要:In order to improve the oxidation resistance of Ti Al alloy, silicide coatings were prepared by pack cementation method at 1273, 1323, and 1373 K for 1-3 hours. Scanning electron microscopy(SEM......
NbMoTiVSix refractory high entropy alloys strengthened by forming BCC phase and silicide eutectic structureQin Xu1,Dezhi Chen2,Chongyang Tan1,Xiaoqin Bi1,Qi Wang2,Hongzhi Cui3,Shuyan Zhang4,Ruirun... properties of refractory high entropy alloys,silicide was introduced and NbMoTiVSix(x=0,0.1,0.2,0.3,and 0.4,molar ratio) refractory high entropy alloys are prepared by vacuum arc melting.Phase......
Oxidation and interdiffusion behavior of a germanium-modified silicide coating on an Nb–Si-based alloyJin-long Li,Wan Wang,Chun-gen ZhouDepartment of Materials Science and Engineering,Beihang University摘 要:To investigate the interdiffusion behavior of Ge-modified silicide coatings on an Nb–Si-based alloy substrate,the coating was oxidized at 1250°C......
">The structural and thermoelasticity of antifluorite magnesium silicide at high temperatures were studied by using the plane-wave pseudo-potential method in the framework of density functional theory. The bulk......
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Microstructure and formation mechanism of silicide coating prepared by pack cementation XIAO Lai-rong1, 2, YI Dan-qing1, 2, CAI Zhi-gang1, 3, XU Liang-liang1, 2, LIU Hui-qun1, 2, HUANG Dao-yuan1, 2 (1..., and the microstructures of the oxidized and unoxidized coatings were analyzed by XRD, SEM and EDS techniques. The formation mechanism of the silicide coating was investigated. The results show......