1 41-45 Thulium-doped gadolinium vanadate (Tm:GdVO 4 ) single crystal has been successfully grown by a modified Czochralski (CZ) technique. Effective distribution coefficient of Tm was determined to be 0.74. Absorption characterization was performed in the 800 nm region and the maximum absorption pe
Optical and Luminescence Properties of YAlO3 -Tm Crystals
β Scribed by D. Sugak; A. Durygin; A. Matkovskii; A. Suchocki; I. Solskii; D. Savitskii; Ya. Zhydachevskii; F. Wallrafen; K. Kopczynski
- Publisher
- John Wiley and Sons
- Year
- 2001
- Tongue
- English
- Weight
- 107 KB
- Volume
- 36
- Category
- Article
- ISSN
- 0232-1300
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β¦ Synopsis
The results on optical absorption, photoluminescence and thermoluminescence of YAP-Tm crystals of 1 at.% and 4 at.% of Tm are presented as well as influence of UV-, Ξ³-radiation and thermal treatments on optical and luminescence properties of the crystals. The blue-green luminescence of defect centers was observed in YAP-Tm crystals at Ar + -laser excitation. The possibility of energy transfer processes between defect centers and Tm 3+ ions was shown.
π SIMILAR VOLUMES
Bi 2 Se 3-x As x single crystals with the As content of c As = 0 to 2.0x10 19 atoms/cm 3 prepared from the elements of 5N purity by means of a modified Bridgman method were characterized by measurements of infrared reflectance and transmittance. Values of the plasma resonance frequency Ο p , optica