Crystal structure and fluorescence spectrum of the complex [Eu(Ⅲ)(TTA)_3(phen)] |
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引用本文: | 胡茂林,黄振炎,程亚倩,王舜,林娟娟,胡燚,徐端钧,徐元植.Crystal structure and fluorescence spectrum of the complex [Eu(Ⅲ)(TTA)_3(phen)][J].中国化学,1999(6). |
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作者姓名: | 胡茂林 黄振炎 程亚倩 王舜 林娟娟 胡燚 徐端钧 徐元植 |
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作者单位: | Department of Chemistry,Wenzhou Teachers College,Wenzhou,Zhejiang 325003,Department of Chemistry,Wenzhou Teachers College,Wenzhou,Zhejiang 325003,Department of Chemistry,Wenzhou Teachers College,Wenzhou,Zhejiang 325003,Department of Chemistry,Wenzhou Teachers College,Wenzhou,Zhejiang 325003,Department of Chemistry,Wenzhou Teachers College,Wenzhou,Zhejiang 325003,Department of Chemistry,Zhejiang University,Hangzhou,Zhejiang 310027,China,Department of Chemistry,Zhejiang University,Hangzhou,Zhejiang 310027,China,Department of Chemistry,Zhejiang University,Hangzhou,Zhejiang 310027,China |
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基金项目: | Project (No. 981202) supported by the Education Commission of Zhejiang Province |
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摘 要: | The title complex Eu(Ⅲ)(TTA)3(phen) (where TTA= thenoyltrifluoroacetone monoanion; phen = 1,10-phenanthroline) has been synthesized in mixed solvents of acetone and ethanol (1:1 volume ratio) and its crystal structure has been determined by X-ray diffraction. The complex crystals are triclinic, space group P1(#2) with cell dimensions of a = 1.3241 (2) nm, 6 = 1.5278(4) nm, c = 0.9755(3) nm, α = 92.49 (2)°, β=102.57(2)°, γ = 91.62(2)°, V=1.9268(8) nm3, Z = 2, μ(Mo Kα) = 18.77 cm-1, Dx = 1.720 g/cm3. The coordination geometry of Eu atom is a distorted square antiprism, and the encapsulated structure that can meet the structural requirement of the typical europium luminescent sensor. The fluorescence spectrum suggests that the complex is a strong photoluminescent material.
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关 键 词: | Eu(Ⅲ) complex thenoyltrifluoroacetone crystal structure fluorescence spectnun |
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