求翻译成人话,不要机译,谢谢
求翻译成人话,不要机译,谢谢Abstract:Fourlanthanidecoordinationcomplexes,namely,[Ln=Sm(1),Eu(2),Dy(...
求翻译成人话,不要机译,谢谢Abstract: Four lanthanide coordination complexes, namely, [Ln=Sm(1),Eu(2), Dy(3), Ho(4));2,3-DCIBA=2,3-dichlorobenzoate;5,5’-demebipy=5,5’-dmethybipyridine) were synthesized and characterized by elemental analysis, infrared spectroscopy and single crystal X-ray diffraction. Findings indicated that complex 3 was a dinuclear molecule, and the center Dy3+ was eight-coordinated. Each dinuclear units could be connected by H bond and halogen-halogen interactions. Luminescent property of complex 2 suggested the typical intense emissions of Eu3+ ions. Thermal analysis showed that the complexes decomposed in three steps: the coordination water was lost firstly then the neutral ligand 5,5' dmebipy was lost and lastly the 2,3-DClBA ligand was lost.
Keywords: lanthanide complexes; crystal structure; supramolecular, H bond; halogen-halogen interactions; luminescent property;
TG/DSC; rare earths. 展开
Keywords: lanthanide complexes; crystal structure; supramolecular, H bond; halogen-halogen interactions; luminescent property;
TG/DSC; rare earths. 展开
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摘要:研究了四种镧系元素配合物[Ln = Sm(1),Eu(2),Dy(3),Ho(4)); 2,3-DCIBA = 2,3-二氯苯甲酸酯; demebipy = 5,5'-二甲基联吡啶),并通过元素分析,红外光谱和单晶X-射线衍射表征。结果表明,配合物3是一个双核分子,Dy3 +的中心是八配位的。每个双核单元可以通过H键和卤素 - 卤素相互作用连接。配合物2的发光性质表明Eu3 +离子的典型强烈发射。热分析表明,配合物分三步分解:配位水先失去中性配体5,5'dmebipy,最后失去2,3-DClBA配体。
关键词:镧系元素配合物;晶体结构;超分子,H键;卤素 - 卤素相互作用;发光性能;
TG / DSC;稀土。
关键词:镧系元素配合物;晶体结构;超分子,H键;卤素 - 卤素相互作用;发光性能;
TG / DSC;稀土。
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谢谢,帮大忙啦,要的急,这是其中一份~~
2018-04-18
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自己翻译吧,不要懒。一般翻译摘要也是要收费的吧
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不愿意帮忙就算了,这么喜欢说教
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