Luminescent Langmuir-Blodgett films based on Tiron-terbium

Jun Wang, Haishui Wang, Fengyi Liu, Xingyou Lang, Lianshe Fu, Hongjie Zhang

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

The luminescent ultrathin Langmuir-Blodgett (LB) films containing Tb 2(C6H3S2O8)2 (Tiron-Tb) were successfully obtained. The modifications of compression isotherms of dimethyldioctadecylammonium bromide (DODA) have been observed when the Tiron-Tb complex was dissolved in the subphase. The effect of Tiron-Tb in the subphase on Langmuir films of DODA has been studied. Low-angle X-ray diffraction result indicates that the LB films have a good periodic layered structure. The UV and IR spectra results show the Tiron-Tb complex is incorporated into LB films layer-by-layer and the LB films are homogeneously deposited. The LB films containing Tiron-Tb can emit strong green luminescence, and the luminescence signal can be detected from a single layer. The luminescence properties of LB films have been discussed compared with those of the solutions.

Original languageEnglish
Pages (from-to)189-193
Number of pages5
JournalMaterials Science and Engineering: B
Volume107
Issue number2
DOIs
StatePublished - 15 Mar 2004
Externally publishedYes

Keywords

  • Langmuir-Blodgett
  • Luminescence
  • Multilayers
  • Rare earth

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