Pressure-induced dark-to-bright transition in Lu2O3:Ce3+

  • Yongrong Shen
  • , Delena B. Gatch
  • , Ulises R. Rodróguez Mendoza
  • , Garry Cunningham
  • , Richard S. Meltzer
  • , William M. Yen
  • , Kevin L. Bray

Research output: Contribution to journalArticlepeer-review

23 Scopus citations

Abstract

Application of pressure to the nonemitting system Lu2O3:Ce3+ leads to the generation of luminescence in the visible. The luminescence is assigned to the 5d→4f transition of Ce3+, and is attributed to a pressure-induced electronic-crossover of the excited 5d state of Ce3+ and the conduction-band edge of Lu2O3. The results yield insight into the emission efficiency of 5d→4f transitions, and provide a foundation for advancing new phosphors and tunable laser materials in the visible and ultraviolet based on the broad 5d→4f emission of lanthanides.

Original languageEnglish
Article number212103
Pages (from-to)2121031-2121034
Number of pages4
JournalPhysical Review B - Condensed Matter and Materials Physics
Volume65
Issue number21
DOIs
StatePublished - Jun 1 2002

Scopus Subject Areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics

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