Series of Isostructural Planar Lanthanide Complexes [Ln4III(μ3-OH)2(mdeaH)2(piv)8] with Single Molecule Magnet Behavior for the Dy4 Analogue

被引:221
作者
Abbas, Ghulam [1 ]
Lan, Yanhua [1 ]
Kostakis, George E. [2 ]
Wernsdorfer, Wolfgang [3 ,4 ]
Anson, Christopher E. [1 ]
Powell, Annie K. [1 ,2 ]
机构
[1] Karlsruhe Inst Technol, Inst Inorgan Chem, D-76131 Karlsruhe, Germany
[2] Karlsruhe Inst Technol, Inst Nanotechnol, D-76021 Karlsruhe, Germany
[3] CNRS, Inst Neel, F-38042 Grenoble 9, France
[4] Univ Grenoble 1, F-38042 Grenoble 9, France
关键词
STRUCTURAL-CHARACTERIZATION; COORDINATION POLYMERS; ANISOTROPIC BARRIER; HYDROXO COMPLEXES; BUILDING-BLOCK; ION LN; CLUSTERS; CHEMISTRY; MAGNETIZATION; NITROPHENOLATE;
D O I
10.1021/ic1011605
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A series of five isostructural tetranuclear lanthanide complexes of formula [Ln(4)(mu(3)-OH)(2)(mdeaH)(2)(piv)(8)], (mdeaH(2) = N-methyldiethanolamine; piv = pivalate; Ln = Tb (1), Dy (2), Ho (3), Er (4), and Tm (5)) have been synthesized and characterized. These clusters have a planar "butterfly" Ln(4) core. Magnetically, the Ln(III) ions are weakly coupled in all cases; the Dy-4 compound 2 shows Single Molecule Magnet (SMM) behavior.
引用
收藏
页码:8067 / 8072
页数:6
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