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当前位置:首页 > 商业/管理/HR > 质量控制/管理 > 纳米钛酸钡薄膜的制备及介电性能-杨东洁
1,2(1.,611731;2.):,。、,:-75g/L,50V,5min。。。:;;:TQ132.35:A:1006-4990(2014)08-0044-03Preparationanddielectricpropertiesofnano-sizedbariumtitanatefilmsYangDongjie1,TanWuhong2(1.ChengduTextileCollege,Chengdu611731,China;2.ChinaTextileAcademy)Abstract:ThinBaTiO3filmswerepreparedbyelectrophoreticdepositionmethodwithnano-sizedBaTiO3powderasrawma-terial.Theinfluencesofvoltage,depositiontime,andsuspensionconcentrationontheBaTiO3filmformingeffectwereinvesti-gated,andtheoptimumfilmformingconditionswereconfirmedasfollows:themassconcentrationofmixedsolutionofacety-acetoneandethanolwas75g/L,DCvoltagewas50V,andelectrophoresistimewas5min.Researchfoundtherepeatedelec-trophoreticdeposing&sinteringmethodcouldeffectivelyavoidcrackfilms.ExperimentalresultsalsofoundthatthedielectricconstantofthepreparedBaTiO3thinfilmsshowedthesimilartemperaturepropertieswiththeBaTiO3ceramics.Keywords:BaTiO3;thinfilm;dielectricconstant(BaTiO3),1618℃。、、,[1]。,BaTiO3。、、、,、BaTiO3[2]。、、,BaTiO3BaTiO3。,,BaTiO3。1BaTiO3,-,100V,。BaTiO3。,,。,800、900、1000℃。:HP-4278ACapacitanceMeterCp,ε,1kHz,HM[3];:;:、S-4300。22.11a~b0.5cm、5min,SEM。1a~b,第46卷第8期2014年8月无机盐工业INORGANICCHEMICALSINDUSTRY44,。BaTiO3,(1a),,;,,BaTiO3,(1b);1c50V10minSEM,1b,,,,。,,。a—40V+5min;b—50V+5min;c—50V+10min1SEM2。a—30V+5min;b—50V+5min;c—70V+5min;d—30V+10min;e—50V+10min;f—70V+10min22,,;,,,;,;,。,,(2c),,,BaTiO3(2f)。,,[4]。350V、。3,,,;,75g/L。,,,1。350V、2.2450V、5min,SEM。4a,,;800℃,,(4b);900℃,,。,,,、[5]。5SEM。50V5min,1000℃,30min;50V2014年8月杨东洁等:纳米钛酸钡薄膜的制备及介电性能45a—;b—800℃;c—900℃4SEM3min,1000℃,1.5h。5,,。,、。5SEM6,1kHz,-55~155℃。6,BaTiO3,98℃,590,-55~75℃260。,BaTiO3BaTiO3。,,,,BaTiO3,[6]。631),。2),,,;,;,。3)。:[1],.[J].,2008,40(12):1-3.[2],,,.TiO2[J].,2007,44(8):57-61.[3]LeeJK,HongKS,JangJW.RolesofBa/TiratiosinthedielectricpropertiesofBaTiO3ceramics[J].J.Am.Ceram.Soc.,2001,84(9):2001-2006.[4],,,.[J].,2009,41(8):24-26.[5]WuYJ,LiJ,TanakaH,etal.Preparationofnano-structuredBaTiO3thinfilmbyelectrophoreticdepositionanditscharacterization[J].JournaloftheEuropeanCeramicSociety,2005,25:2041-2044.[6]LiTao,LiLongtu,ZhaoJianqiang,etal.ModulationeffectofMn2+ondielectricpropertiesofBaTiO3-basedX7Rmaterials[J].MaterialsLetters,2000,44(1):1-5.———————————:2014-03-18:(1963—),,,,。:jcmode@126.com无机盐工业第46卷第8期46
本文标题:纳米钛酸钡薄膜的制备及介电性能-杨东洁
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