本文利用脉冲激光沉积技术在SrTiO3单晶衬底上生长了Sb掺杂BaSnO3(BSSO)外延薄膜.结构和输运性质测量结果显示BSSO薄膜是一种具有立方钙钛矿结构导电性很好的薄膜材料,80K时呈现金属一绝缘体转变,室温下薄膜的电阻率、载流子浓度和迁移率分别为ρ=2.43 mΩcm,n=1.65×1021 cm-3和μ=1.75 cm2/Vs.以BSSO薄膜为底电极制备了具有比较好电滞回线的Pb(Zr0.52Ti0.48)03和Bi(Mn0.05Fe0.95)O3铁电电容器,表明BS-SO薄膜是一种具有应用前景的新型电极材料.
参考文献
| [1] | W. Wu;K. H. Wong;C. L. Choy .A comparative study of in situ annealing effects on the electrical transport behavior of epitaxial La{sub}0.5Sr{sub}0.5CoO{sub]3 and La{sub}0.7Sr{sub}0.3MnO{sub]3 thin films[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,2001(1/2):298-301. |
| [2] | J. Cerda;J. Arbiol;R. Diaz .Synthesis of perovskite-type BaSnO_3 particles obtained by a new simple wet chemical route based on a sol-gel process[J].Materials Letters,2002(3):131-136. |
| [3] | J. H. Cho;H. J. Cho .Optical transparency of metallic La_(0.5)Sr_(0.5)TiO_(3+δ) thin films[J].Applied physics letters,2001(10):1426-1428. |
| [4] | J. Rouquette;J. Haines;V. Bornand .P-T phase diagram of PbZr_(0.52)Ti_(0.48)O_3 (PZT)[J].Solid state sciences,2003(3):451-457. |
| [5] | 訾玉宝,焦兴利,王海峰,刘亲壮,殷志珍,张福恒,黄振,吴文彬.Mn掺杂对多铁性BiFeO_3薄膜铁电性能以及漏电流的影响[J].低温物理学报,2009(04):280-285. |
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