Slow Magnetic Relaxation in Novel Dy4 and Dy8 Compounds

被引:86
|
作者
Yang, Pei-Pei [1 ,2 ]
Gao, Xi-Feng [1 ,2 ]
Song, Hai-Bin [3 ]
Zhang, Sai [1 ,2 ]
Mei, Xue-Lan [1 ,2 ]
Li, Li-Cun [1 ,2 ]
Liao, Dai-Zheng [1 ,2 ]
机构
[1] Nankai Univ, Dept Chem, Tianjin 300071, Peoples R China
[2] Nankai Univ, Key Lab Adv Energy Mat Chem, Tianjin 300071, Peoples R China
[3] Nankai Univ, State Key Lab Elementoorgan Chem, Tianjin 300071, Peoples R China
基金
中国国家自然科学基金;
关键词
SINGLE-MOLECULE MAGNETS; ANISOTROPIC BARRIER; HIGH-SPIN; BEHAVIOR; CLUSTER; NANOMAGNETS; COBALT(II); AGGREGATE; TRIANGLES; CRYSTAL;
D O I
10.1021/ic1021643
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Two novel dysprosium(III) clusters have been prepared and structurally characterized. One has a tetranuclear core with a rare zigzag arrangement, and the other is an unprecedented octanuclear cluster with six triangular Dy-3 units sharing vertices. Both dysprosium(III) clusters possess frequency-dependent on alternating-current magnetic susceptibilities, indicating possible single-molecule magnet behavior.
引用
收藏
页码:720 / 722
页数:3
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