Synthesis and fluorescence properties of doping complexes Sm1-xMx (TTA)3 phen as light conversion agent

Jian Li, Ya Ru Ni, Yan Zhang, Chun Hua Lu, Jun Kai Xue, Zhong Zi Xu

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

A series of doping complexes Sm1-xMx (TTA)3 phen (M denotes Gd3+ or Y3+, TTA stands for 2-thenoyltrifluoroacetone, phen denotes 1, 10-phenanthroline, x is the mole fraction of doping elements) as light conversion agent are synthesized by chemical precipitation method, and the characteristics of the compounds are performed using infra-red spectrum (IR), UV-visible absorption and fluorescence spectroscopy. The results indicate that the structure of Sm1-xMx (TTA)3 phen are similar to Sm (TTA)3 phen, and the characteristic UV absorption peaks of Sm1-xMx (TTA)3phen are depended on organic ligands. Photoluminescence measurements indicate that the complexes emit strong luminescence, which is determined by the transitions of center samarium ion under UV radiation. The strongest luminescence of Sm0.5Y0.5 (TTA)3 phen is at 647 nm, up to 9.5 × 106 cps. The luminescence of Sm1-xMx (TTA)3 was enhanced with the addition of sensitized elements, Y3+ is better than Gd3+.

Original languageEnglish
Pages (from-to)2348-2352
Number of pages5
JournalGuangzi Xuebao/Acta Photonica Sinica
Volume38
Issue number9
StatePublished - Sep 2009

Keywords

  • Fluorescence
  • Light conversion agent
  • Samarium
  • Sensitize ions
  • Spectroscopy

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