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自组装单层膜表面的Bi2Ti2O7薄膜制备与表征
引用本文:夏傲,黄剑锋,谈国强.自组装单层膜表面的Bi2Ti2O7薄膜制备与表征[J].功能材料,2012,43(11):1403-1406.
作者姓名:夏傲  黄剑锋  谈国强
作者单位:陕西科技大学教育部轻化工助剂化学与技术重点实验室,陕西西安,710021
基金项目:国家青年科学基金资助项目,陕西省自然科学基金资助项目
摘    要:以硝酸铋和钛酸四丁酯为原料,以三氯十八烷基硅烷(OTS)为模板,采用自组装单层膜(self-as-sembled monolayers,SAMs)技术,在玻璃基板上成功制备了Bi2Ti2O7晶态薄膜。借助X射线衍射(XRD)、场发射扫描电子显微镜(FE-SEM)、X射线能谱(EDS)及原子力显微镜(AFM)等测试手段对Bi2Ti2O7薄膜进行了表征。结果表明,以OTS为模板利用自组装技术,经540℃煅烧2h可成功制得立方相Bi2Ti2O7晶态薄膜,且薄膜表面平整光滑,均匀致密。

关 键 词:自组装单层膜  Bi2Ti2O7  薄膜  表征

Preparation and characterization of Bi2Ti2O7 thin film on self-assembled monolayer
XIA Ao,HUANG Jian-feng,TAN Guo-qiang.Preparation and characterization of Bi2Ti2O7 thin film on self-assembled monolayer[J].Journal of Functional Materials,2012,43(11):1403-1406.
Authors:XIA Ao  HUANG Jian-feng  TAN Guo-qiang
Affiliation:(Key Laboratory of Auxiliary Chemistry & Technology for Chemical Industry,Ministry of Education,Shaanxi University of Science and Technology,Xi’an 710021,China)
Abstract:Bi2Ti2O7 thin film was prepared on the glass substrate by the self-assembled monolayer(SAM) tech-nique with Bi(NO3)3 and Ti(OC4H9)4 as the raw materials and octadecyltrichlorosilane as the template.The crystal phase composition,microstructure and topography of the Bi2Ti2O7 thin films were characterized by various techniques,including X-ray diffraction,field-emission scanning electron microscopy,energy disperse spectroscopy and atomic force microscopy.The results indicate the pure cubic phase Bi2Ti2O7 thin film is successfully prepared after annealing at 540℃ for 2h.The prepared Bi2Ti2O7 thin film has a flat,homogeneous and dense surface.
Keywords:self-assembled monolayer  Bi2Ti2O7  thin film  characterization
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