Molecule-based electrorheological material, a β-cyclodextrin derivative and its rare earth complexes

Yun Ling Jia, Li Huo, Yun Ma, Jun Ran Li*, Shao Hua Zhang, Ming Xiu Li

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

10 Citations (Scopus)

Abstract

Molecule-based electrorheological (ER) materials as a novel type of ER materials, dicarboxylic acid [H2(β-CD-A)] of β-cyclodextrin (β-CD) and the rare earth (RE) complexes [(β-CD-A)3(RE)2] (RE = Y, La, Gd) materials, were synthesized, the ER performance and dielectric property of the materials were studied. Our results show that these molecule-based ER materials exhibit clear ER effect. The ER performance of β-CD can be enhanced with the formation of H2(β-CD-A) and RE complexes. The ER activity of the yttrium complex is the highest among these RE complexes. The dielectric property plays an important role in influencing the ER property of these materials.

Original languageEnglish
Pages (from-to)538-543
Number of pages6
JournalJournal of Alloys and Compounds
Volume478
Issue number1-2
DOIs
Publication statusPublished - 10 Jun 2009
Externally publishedYes

Keywords

  • Chemical synthesis
  • Electrorheological material
  • Electrorheological property

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