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Multicolor up-conversion luminescence in Rare-Earth doped NaLaF4

  • University of Latvia

Research output: Contribution to journalConference articlepeer-review

6 Citations (Scopus)

Abstract

In this work we tried to achieve multicolor up-conversion luminescence in low phonon energy material NaLaF4 doped with different Er 3+ Tm3+ and Yb3+ concentrations. Up-conversion luminescence was measured and main luminescence bands from Er3+ and Tm3+ in red, green and blue spectral regions were observed. The relative intensities of the luminescence bands could be changed by changing the doping levels of rare-earth ions. Changes in the up-conversion luminescence color could be achieved by applying different infrared pump power density. The color coordinates of the multicolor up-conversion luminescence depending on doping level as well as on the pump power density were presented in CIE (x, y) chromaticity diagram (1931).

Original languageEnglish
Article number012004
JournalIOP Conference Series: Materials Science and Engineering
Volume23
Issue number1
DOIs
Publication statusPublished - 2011
EventInternational Conference on Functional Materials and Nanotechnologies, FM and NT 2011 - Riga, Latvia
Duration: 5 Apr 20118 Apr 2011

OECD Field of Science

  • 1.3 Physical Sciences

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