Structure and magnetic properties of diaqua(4,4′-bipyridine) terbium(III) and the zinc(II) carboxylate dimer [Tb2Zn2(CH2C(CH3)COO)10(bipy)(H2O)2]2

被引:10
作者
Wu, B [1 ]
Lu, WM [1 ]
Wu, FF [1 ]
Zheng, XM [1 ]
机构
[1] Zhejiang Univ, Inst Catalysis, Hangzhou 310028, Peoples R China
关键词
D O I
10.1023/A:1025428005520
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A novel heteronuclear complex, [Tb2Zn2L10(bipy)(H2O)(2)](2) (HL = alpha-methylacrylic acid, bipy = 4,4'-bipyridine), was synthesized and characterized by elemental analysis and i.r. absorption spectra. Its structure, determined by X-ray diffraction, is a discrete octanuclear molecule, in which two Zn-II ions are linked by a bipy molecule and between Tb-III ions, or Tb-III and Zn-II ions are bridged by bidentate alpha-methylacrylato groups. The temperature dependence of the magnetic susceptibility of the complex shows strong ferromagnetic interaction between the terbium atoms.
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页码:694 / 697
页数:4
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