掺La铁酸铋粉体的晶体结构_精品文档资料下载.pdf
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掺La铁酸铋粉体的晶体结构_精品文档资料下载.pdf
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用溶胶凝胶法成功制备Bi1-xLaxFeO3(BLFO,x=0.000.40)粉体样品,用X射线衍射谱和拉曼光谱表征样品的结构,并用Rietveld精修法拟合样品的XRD谱.结果显示随着掺La量x的增加,晶格常数逐渐减小,晶胞体积线性减小,当掺杂量增加到x=0.30时,BLFO粉体样品的晶体结构由R3c的三角相转变为Amn2的正交相结构.铁酸铋;
X射线衍射;
Rietveld精修;
拉曼散射;
相变O766A1000-2162(2011)06-0054-06CrystalstructureofLadopingBiFeO3powdersQIMeng-yaoZHUKe-rongHUANGChuan-xiLVSa-yin2011-05-17安徽大学人才队伍建设基金资助项目(02203105)戚梦瑶(1985-),女,浙江诸暨人,安徽大学硕士研究生;
*朱克荣(通讯作者),安徽大学高级实验师,博士,硕士生导师,E-mail:
krzhuahu.edu.cn.图1给出了Bi1图3x=0.00(a)和x到正交结不是正铁氧体1TeageJR,GersonR,JamesW,etal.DielectrichysteresisinsinglecrystalBiFeO3J.SolidStateCommunication,1970,8:
1073-1074.2SosnovskaI,PeterlinNT,SteicheleE,etal.SpiralmagneticorderinginbismuthferriteJ.PhysicC,1982,15:
4835-4846.3BenjaminR,ZvyaginS,PyatakovAP,etal.Magnetic-field-inducedphasetransitioninBiFeO3observedbyhighfieldelectronspinresonance:
cycloidaltohomogeneousspinorderJ.PhysicalReviewB,2004,69:
064114.4LeeYH,WuJM,LaiCH.InfluenceofLadopinginmultiferroicpropertiesofBiFeO3thinfilmsJ.ApplliedPhysicsLetters,2006,88:
042903.5WangJ,NeatonJB,ZhengH,etal.EpitaxialBiFeO3multiferroicthinfilmheterostructuresJ.Science,2003,299:
1719-1722.6ZhangYJ,ZhangHG,YinJH,etal.StructuralandmagneticpropertiesinBi1-xRxFeO3(x=01,R=La,Nd,Sm,EuandTb)polycrystallineceramicsJ.JournalofMagnctismandMagneticMaterials,2010,322:
2251-2255.7YuanGL,SiuWO,LiuJM,etal.Structuraltransformationandferroelectromagneticbehaviorinsingle-phaseBi1-xNdxFeO3multiferroicceramicsJ.ApplliedPhysicsLetters,2006,89:
052905.8KhomchenkoVA,PaixaoJA,ShvartsmanVV,etal.EffectofSmsubstitutiononferroelectricandmagneticpropertiesofBiFeO3J.ScriptaMaterialia,2010,62:
238-241.9DongeunL,MinGK,SangwooR.EpitaxiallygrownLa-modifiedBiFeO3magnetoferroelectricthinfilmsJ.ApplliedPhysicsLetters,2005,86:
222903.10ZhangST,ZhangY,LuMH,etal.Substitution-inducedphasetransitionandenhancedmultiferroicpropertiesofBi1-xLaxFeO3J.ApplliedPhysicsLetters,2006,88:
162901.11KarimiS,ReaneyIM,HanY,etal.Crystalchemistryanddomainstructureofrare-earthdopedBiFeO3ceramicsJ.JournalofMaterialScience,2009,44:
5102-5112.12KubelF,SchmidH.StructureofaferroelectricandferroelasticmonodomaincrystaloftheperovskiteBiFeO3J.ActaCrystalB,1990,46:
698-702.13LiJ,DuanY,HeH,etal.Crystalstructure,electronicstructure,andmagneticpropertiesofbismuth-strontiumferritesJ.JournalofAlloysandCompounds,2001,315:
259-264.14UchidaH,UenoR,FunakuboH,etal.Crystalstructureandferroelectricpropertiesofrare-earthsubstitutedBiFeO3thinfilmsJ.JournalofAppliedPhysics,2006,100:
014106.15FukumuraH,HarimaH,KisodaK,etal.RamanscatteringstudyofmultfferroicBiFeO3singlecrystalJ.JournalofMagnetismandMagneticMaterials,2007,310:
e367-e369.16PopaM,FranttiJ,gakihanaM.CharacterizationofLaMeO3(Me:
Mn,Co,Fe)perovskitepowdersobtainedbypolymerizablecomplexmethodJ.SolidStateIonics,2002,154/155:
135-141.17PopaM,FranttiJ,KakihanaM.Lant
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