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Structure and Fluorescence Emission of Hetero-Nuclear Complexes of Europium-Lanthanum Nitrates with N,N′-Substituted Adipamide
引用本文:徐庆锋,戴洁,周家宏,张道,刘全成,郁开北.Structure and Fluorescence Emission of Hetero-Nuclear Complexes of Europium-Lanthanum Nitrates with N,N′-Substituted Adipamide[J].中国稀土学报(英文版),2002,20(2).
作者姓名:徐庆锋  戴洁  周家宏  张道  刘全成  郁开北
作者单位:1. Department of Chemistry,Suzhou University,Suzhou 215006,China; 2. Department of Chemistry,Nanjing Normal University,Nanjing 210008,China; 3. Chengdu Center of Analysi
基金项目:ProjectsupportedbytheKeyLaboratoryofOrganicSynthesis,JiangsuProvince (T2 10 90 5 3 )
摘    要:Luminescentlanthanidecomplexeshavebeenintensivelystudiedfortheirwideapplica tionsinphoto devicesandfluoro analysis ,es peciallyintheuseasluminescentlabelsinflu oro immunoassayfield1] .Sincetheback groundluminescenceofbiologicalmaterialsisusuallyshort lived…


Structure and Fluorescence Emission of Hetero-Nuclear Complexes of Europium-Lanthanum Nitrates with N,N′-Substituted Adipamide
Xu Qingfeng,Dai Jie,Zhou Jiahong,Zhang Dao,Liu Quancheng,Yu Kaibei.Structure and Fluorescence Emission of Hetero-Nuclear Complexes of Europium-Lanthanum Nitrates with N,N′-Substituted Adipamide[J].Journal of Rare Earths,2002,20(2).
Authors:Xu Qingfeng  Dai Jie  Zhou Jiahong  Zhang Dao  Liu Quancheng  Yu Kaibei
Abstract:A europium-lanthanum hetero-nuclear complex with new ligand N, N′-dimethyl-N, N′-diphenyladipamide (MPAA) was prepared. The one dimensional chain structure of La0.5Eu0.5(MPAA)2(NO3)3] was determined crystallographicaly. The europium ion and lanthanum ion statistically lie at the position of the metal ion with M=1/2(La+Eu). Each Ln3+ ion is nine-coordinated including three bidentate nitrates, three carboxyl groups from three MPAA molecules, in which two MPAA are act as bridge ligand. The intensity of fluorescence of La3+-Eu3+ heteronuclear complex A was obviously higher than that of pure Eu3+ complex B both in solution and in solid state.
Keywords:rare earths  europium  lanthanum  heteronuclear complex  fluorescence
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