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稀土Eu(Ⅲ)双酞菁衍生物LB膜的荧光性(英文)

Luminescent Properties of Langmuir-Blodgett Films of Europium Bisphthalocyanine

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【作者】 张引林春黄景琴高扬陈文启

【Author】 ZHANG Yin LIN Chun (The Department of Chemistry , Jilin College of Education,Changchun 130022) HUANG Jing Qin GAO Yang CHEN Wen Qi (Changchun Institute of Applied Chemistry, Academia Sinica,Changchun 130022)

【机构】 吉林省教育学院化学系!长春 130022中科院长春应用化学研究所!长春 130022

【摘要】 合成了八 4 (四氢糠氧基 )酞菁铕 ? ,通过元素分析、红外光谱、质谱和紫外可见光谱加以确认。测定了配合物的 Π A曲线,证明它有有的成膜性, Z型沉积形成的 LB膜材料有很强的荧光响应,随着 LB膜厚度的增加,荧光性增强。掺杂邻菲咯啉形成的混合 LB膜,其荧光性比纯膜强。但不是邻菲咯啉加入的量越多荧光性越强。配合物∶邻菲咯啉 =1∶ 10时(摩尔比),有最好的荧光行为。用电子光谱对 LB膜的结构进行了表征。

【Abstract】 Eu? octa 4 (tetrahydrofurfuroxy)phthalocyanine (EuPc2′ ) was synthesied and characterized by elementary analysis、 IR、 MS、 UV vis spectra. EuPc2′ has good film forming ability from determination of isotherm ofπ A. The complex LB film was formed by depositing of EuPc2′ on a quartz slide with the LB techniques of the Z type. The luminescent properties of pure and doped LB films were determined. The results showed that pure films have good luminescent properties, the thicker the LB films, the stronger the fluorescent intensity. The films doped with o phenanthroline (abbreviated as phen) made the relative intensity of fluorescent emission behavior enhance in comparison to that of pure LB film. But the amount of phen may be not too much . Our results showed that EuPc2′ :phen = 1∶ 10 (molar ratio )has the best fluorescent behavior. The electronic spectroscopic characterization of the LB films is also given.

【基金】 吉林省科委青年基金!( No.970508)
  • 【文献出处】 无机化学学报 ,CHINESE JOURNAL OF INORGANIC CHEMISTRY , 编辑部邮箱 ,2000年04期
  • 【分类号】O614
  • 【被引频次】11
  • 【下载频次】109
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