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有机共轭羧酸基配合材料的表证及其发光性能

Characterization and Photoluminescent Properties of Coordination Polymer Materials Constructed by Organic Conjugated Carboxylic Acids

【作者】 张晓宁

【导师】 李东升;

【作者基本信息】 延安大学 , 分析化学, 2010, 硕士

【摘要】 随着学科的不断交叉与融合,分析科学在化学的其它分支科学,以及材料科学、生命科学、能源环境科学研究中起到了重要作用,功能材料表证及分析就是分析科学的一个新的生长点。在功能材料领域,d10/稀土金属配合材料的设计合成备受关注,这不仅在于其具有迷人的拓扑结构,更重要的是其在光、电、磁、催化、荧光标记、分子识别等领域展现出潜在的应用前景。本文分别以[2,3-f]-吡嗪-[1,10]-邻菲咯啉-2,3-二羧酸(H2ppdb)、邻苯二甲酸(H2pht)、间苯二甲酸(H2ip)和对苯二甲酸(H2bdc)为构筑基块,成功构筑出三个系列共17个未见文献报道的d10/稀土金属配合材料,分别为: [H2ppdb](1) , [Ag(Hppdb)(H2ppdb)](2) ,[AgHppdb]n(3),{[Ag2(Hppdb)2(bpe)]·5.5H2O}n(4),{[Ln(ppdb)(Hppdb)(H2O)2]·2H2O}n [Ln = Pr(5),Nd(6),Sm(7),Eu(8),Tb(9)],{[Pr2(ppdb)3(H2O)4]·2H2O}n(10),[Zn(pht) (bth)0.5(H2O)]n(11),[Cd(pht)(bth)0.5(H2O)]n(12),{[Cd2(ip)2(bte)(H2O)2]·2H2O}n (13),{[Zn(ip)(btp)(H2O)]·2H2O}n(14) , {[Cd2(ip)2(btp)2(H2O)2]·5H2O}n(15) , [Zn(ip)(bth)]n (16),[Cd(bdc)(bth)(H2O)2]n(17)。运用X-射线单晶衍射技术、元素分析、傅里叶变换红外光谱技术、热分析技术和荧光测量技术对其进行了表证,重点分析研究了上述材料的结构特点、热稳定性、荧光和近红外发光性能,探讨了结构与性能的构效关系,获得了一些规律性结论。

【Abstract】 With the continually crossing and amalgamation of discipline, analytical chemistry plays an significant role in the research of subdiscipline of Chemistry, materials science, biological science and energy and environmental science; thereinto, the characterization of functional materials is one of the new growing points. The intense contemporary interest in the coordination polymer materials based on the d10 /lanthanide metal ions not only stems from their intriguing aesthetic structures and topological features, but most importantly derives from their potential extensive application prospects in the field of luminescence, electricity, magnetism, catalysis, fluorescence labeling and molecular recognition. In the paper, we firstly present the synthesis of three series of d10 /lanthanide coordination polymer materials (total 17 examples), which are constructed from the building units of H2ppdb (H2ppdb = [2,3-f]pyrazino[1,10]phenanthroline-2,3-dicer -boxylic acid), H2pht (H2pht = phthalic acid), H2ip (H2ip = isophthalic acid) and H2bdc (H2bdc = benzene dicarboxylic acid). Respectively, [H2ppdb](1), [Ag(Hppdb)(H2ppdb)] (2), [AgHppdb]n(3), {[Ag2(Hppdb)2(bpe)]·5.5H2O}n(4), {[Ln(ppdb)(Hppdb)(H2O)2]·2H2 O}n [Ln = Pr(5), Nd(6), Sm(7), Eu(8), Tb(9)], {[Pr2(ppdb)3(H2O)4]·2H2O}n(10), [Zn(pht) (bth)0.5(H2O)]n(11), [Cd(pht)(bth)0.5(H2O)]n(12), {[Cd2(ip)2(bte)(H2O)2]·2H2O}n(13), {[Zn(ip)(btp)(H2O)]·2H2O}n(14), {[Cd2(ip)2(btp)2(H2O)2]·5H2O}n(15), [Zn(ip)(bth)]n(16), [Cd(bdc)(bth)(H2O)2]n(17).These materials were characterized through X-ray single crystal diffraction analysis, elemental analysis, fourier transform infrared spectra technology, thermal analysis technology, luminescence measurement technology. Furthermore, we focus on the analysis and study of structural features, thermostability, fluorescence and near-infrared luminescent properties of aforementioned materials, and explore the structure-activity relationship between structure and properties, ultimately, obtain certain regularity conclusion.

  • 【网络出版投稿人】 延安大学
  • 【网络出版年期】2011年 06期
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