材料研究学报  2006, Vol. 20 Issue (6): 606-610

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Tb-Dy-Fe超磁致伸缩合金的动态机电耦合系数

白夏冰　 蒋成保　 宫声凯

白夏冰; 蒋成保; 宫声凯 . Tb-Dy-Fe超磁致伸缩合金的动态机电耦合系数[J]. 材料研究学报, 2006, 20(6): 606-610.

摘要 参考文献 相关文章 Metrics 全文: PDF(227 KB)   摘要: 用区熔定向凝固方法制备出成分为Tb0.3Dy0.7Fe1.90的〈110〉和〈112〉取向的超磁致伸缩材料,研究了在900℃真空热处理后材料的动态机电耦合系数.结果表明,定向生长的〈110〉和〈112〉取向样品K33值比铸态有明显的提高;随着磁场的增大,K33值先增大后又逐渐减小;外加压力从0 MPa增大到10 MPa,K33值逐渐增大;继续增大压力,K33值减小.适当的热处理使K33值明显提高.热处理后样品K33值的提高与样品磁畴结构的改变有关. Key words： 收稿日期: 1900-01-01      服务 把本文推荐给朋友 加入引用管理器 E-mail Alert RSS 作者相关文章 白夏冰 蒋成保 宫声凯 44.8K 链接本文: https://www.cjmr.org/CN/Y2006/V20/I6/606 1 H.Stott,C.Y.Shih,High temperature corrosion of iron chromium alloys in oxidation chloridizing conditions.Ox- idation of Metals,54,425 (2000) 2 R.Prescott,F.H.Stott,P.Elliott,Investigation of the degradation of high temperature aloys in a potentially oxidizing-chloridizing gas mixture.Oxidation of Metals, 31,145(1989) 3 M.J.McNallan,W.W.Liang,J.M.Oh,C.T.Kang,Morphol- ogy of corrosion products formed on cobalt and nickel in argon-oxygen-chlorine mixtures at 1000 K.Oxidation of Metals,17,371(1982) 4 X.J Zheng,R.A.Rapp,Chloridation-oxidation of nine commercial high-temperature alloys at 800℃.Oxidation of Metals,48,553(1997) 5 T.J.Pan,M.Al-Omary,C.L.Zeng,W.T.Wu,Y.Niu,The corrosion of Three Commercial Steels in Reducing At- mospheres Containing HCl and H_2S at 873 K,High Tem- perature Materials and Processes,24,193(2005) 6 R.Prescott,F.H.Stott,P.Elliott,The degradation of met- als in a hydrogen chloride-containing gas at high temper- ature.Corrosion.Science.,29,465(1989) 7 F.Gesmundo,Y.Niu,The criteria for the transitions be- tween the various oxidation modes of binary solid-solution alloys forming immiscible oxides at high oxidant pressures, Oxidation of Metals.,50,1(1998) 8 Y.Niu,F.Gesmundo,The internal oxidation of ternary al- loysⅢ:the coupled internal oxidation of the two most reactive components under high oxidant pressures.Oxi- dation of Metals,62,341(2004) 9 T.J.Pan,Y.Niu,Internal attack of Fe-xCr-10Al alloys in- duced by the presence of chlorine and sulfur in a reducing atmosphere at 973K,Scripita Mater,57,97(2007) 10 R.A.Rapp.Kinetics,Microstmctures,and mechanism of internal oxidation-its effect and prevention in high tem- perature alloy oxidation.Corrosion,21,382(1965) 11 R.A.Rapp,The transition from internal to external oxi- dation and the formation of interruption bands in Silver- indium alloys.Acta Met,9,730(1961) 12 Y.Niu,F.Gesmundo,The internal oxidation of ternary al- loys.Ⅷ:the transition from the internal to the ex- ternal oxidation of the two most-reactive components under high-oxidant pressures,Oxidation of Metals,65, 329(2006) 13 F.Gesmundo,Y.Niu,The Formation of Two Layers in the Internal Oxidation of Binary Alloys by Two Oxidants in the Absence of External Scales,Oxidation of Metals,51, 129(1999) No related articles found! Viewed Full text Abstract Cited   Shared      Discussed