Synthesis and luminescent properties of Dy3+:GAG nanophosphors

G. Seeta Rama Raju, Hong Chae Jung, Jin Young Park, C. M. Kanamadi, Byung Kee Moon, Jung Hyun Jeong, Se Mo Son, Jung Hwan Kim

Research output: Contribution to journalArticlepeer-review

57 Scopus citations

Abstract

Dy3+:GAG nanophosphors have been newly synthesized by solvothermal process. Spherically shaped particles in the nanometer range prepared by this method were evidenced by X-ray diffraction and SEM measurements. The synthesis, structural and luminescent properties along with chromaticity coordinates of the nanophosphor samples with the compositions xDy3+:Gd (1-x)Al5O12 (x = 0.5-5 mol%) are featured in this paper. Furthermore, the yellow to blue intensity ratio of Dy3+:GAG nanophosphors varies from 0.63 to 0.55. Such luminescent powders are expected to find potential applications such as fluorescent lamps and optical display systems.

Original languageEnglish
Pages (from-to)730-734
Number of pages5
JournalJournal of Alloys and Compounds
Volume481
Issue number1-2
DOIs
StatePublished - 29 Jul 2009

Keywords

  • Concentrations effect on PLE and PL
  • Dy:GAG nanophosphor
  • Solvothermal synthesis
  • White light emission
  • XRD

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