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 language | English |
|---|---|
| Article number | 012004 |
| Journal | IOP Conference Series: Materials Science and Engineering |
| Volume | 23 |
| Issue number | 1 |
| DOIs | |
| Publication status | Published - 2011 |
| Event | International Conference on Functional Materials and Nanotechnologies, FM and NT 2011 - Riga, Latvia Duration: 5 Apr 2011 → 8 Apr 2011 |
OECD Field of Science
- 1.3 Physical Sciences
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