在无水乙醇中,以水杨酸(Hsal)和邻菲啰啉(phen)为配体,不同摩尔比铕钆离子为中心体,合成了一系列组成为 NaEuxGd1-x(sal)4(phen)2 (x=0.1～1.0)的固体配合物. IR光谱表明,水杨酸的酚羟基没有参与配位,羧基以桥联方式与钠和铕或钆原子配位;UV光谱显示,配合物中phen与稀土离子之间的能量传递是主要过程,配合物的最大吸收与phen相比略有红移;FS光谱表明,在该系列配合物中,不仅配体可以将吸收的能量传递给铕离子,使其发光,而且不发光的钆配合物也可将其吸收的能量传递给铕离子,增强铕的发光强度.
参考文献
| [1] | 朱卫国,苑同锁,魏孝强,卢志云,黄艳,刘煜,谢明贵.噻吩甲酰三氟丙酮-酰基吡唑啉酮-邻菲咯啉合铕（Ⅲ）四元配合物的合成和表征[J].高等学校化学学报,2000(10):1527-1529. |
| [2] | 赵曙辉,李文刚,刘军,咸春颖.稀土配合物Eu（TTA）3Phen掺杂的PMMA树脂的制备及其发光性能研究[J].化工新型材料,2003(04):16-18. |
| [3] | 徐存进.铕（Ⅲ）三元配合物的合成与光致发光性能[J].杭州师范学院学报(自然科学版),2004(04):281-283,288. |
| [4] | 王淑萍,王瑞芬,刘翠格.Luminescent Properties of Bi-Rare Earth Complexes with m-methylbenzoic Acid and 1,10-phenanthroline[J].稀土学报(英文版),2002(05):453-456. |
| [5] | 赵永亮,赵凤英.Synthesis and Luminescence of Complexes EuxY1-x(phen)L3[J].稀土学报(英文版),2002(05):427-429. |
| [6] | Xu CJ;Xie F;Guo XZ;Yang H .Synthesis and cofluorescence of Eu(Y) complexes with salicylic acid and o-phenanthroline[J].Spectrochimica acta, Part A. Molecular and biomolecular spectroscopy,2005(9):2005-2008. |
| [7] | Xu Cunjin,Yang Hui.Synthesis, Crystal Structure and Fluorescent Properties of a New One-Dimensional Polymer [Sm(sal)4(phen)2Na]n[J].稀土学报（英文版）,2005(01):99-102. |
| [8] | Geary W J.The use of conductivity measurements in organic solvents for the characterization of coordination compounds[J].Coordination Chemistry Reviews,1971(07):81. |
| [9] | 赵永亮;连锡山 等.肉桂酸-邻菲啰啉-稀土三元固体配合物的合成[J].内蒙古大学学报(自然科学版),1993,24(05):553. |
| [10] | 王流芳.1-氨基-萘--磺酸邻菲啉稀土配合物的合成及性质（I）[J].高等学校化学学报,1988(06):535-540. |
| [11] | 李夏.铕（Ⅲ）-呋喃甲酸配合物的光谱表征[J].光谱学与光谱分析,2004(01):92-94. |
| [12] | Yan B.;Wang SB.;Ni JZ.;Zhang HJ. .Synthesis, characterization, and photophysical properties of rare earth complexes of N-phenyl-2-aminobenzoic acid and 1,10-phenanthroline[J].Monatshefte fur Chemie,1998(6/7):567-575. |
| [13] | Crosby G A;Whan R E;Alire R M .Intramolecular energy transfer in rare earth chelates.Role of the triplet state[J].Journal of Chemical Physics,1961,34(03):743. |
| [14] | 杨红,王则民,余锡宾,夏孙兰,刘仁杰,冯晶芳.乙酰丙酮铕掺杂配合物的荧光光谱研究[J].上海师范大学学报(自然科学版),2003(01):53-56. |
| [15] | Dexter D L .A theory sentized luminescence in solid[J].Journal of Chemical Physics,1953,21:836. |
| [16] | Sato S;Wada M .Relation between introamolecular energy transfer efficiencies and triplet state energies in rare earth β-diketone chelates[J].Bulletin Chemical Jap,1970,43:1955. |
| [17] | 黄春辉.稀土配位化学[M].北京:科学出版社,1997:7. |
| [18] | Yan B;Zhang H J;Wang S B et al.Intramolecular energy transfer mechanism between ligands in ternary rare earth complexes with aromatic carboxylic acids and 1,10-phenanthroline[J].Journal of Photochemistry and Photobiology A:Chemistry,1998,116:209. |
| [19] | Yan B;Zhou B .Photophysical properties of dysprosium complexes with aromatic carboxylic acids by molecular spectroscopy[J].Journal of Photochemistry and Photobiology A:Chemistry,2005,171:181. |
| [20] | 闫冰,张洪杰,王淑彬,倪嘉缵.稀土3，4-呋喃二甲酸，1，10-二氮杂菲配合物的光物理性质[J].中国稀土学报,1998(04):375-378. |
| [21] | Xu C J;Yang H;Xie F et al.Photoluminescence enhancement of Sm3+ in the Sm3+-salicylic acid-o-phenanthroline ternary composite[J].Journal of Alloys and Compounds,2005,392:96. |
| [22] | Li Xia,Zhang Zhuoyong,Song Haibin.Crystal Structure and Luminescence Property of Lanthanide Complexes with 2-Fluorobenzoic Acid and 2,2'-Bipyridine[J].稀土学报（英文版）,2005(05):615-618. |
| [23] | 张若桦.稀土元素化学[M].天津:天津科学技术出版社,1987 |
| [24] | 刘德文,闫爱华,吴爱萍.铕（Ⅲ）多核配合物的形成及其荧光增强效应[J].发光学报,1999(03):194-199. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%