Effect of Heat Treatment in a Reducing Atmosphere on Absorption and Luminescence Spectra of Y2SiO5:Се Crystals


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Abstract

We demonstrate that heat treatment of Y2SiO5:Се crystals under reducing conditions causes Ce1 luminescence centers to convert into Ce2 centers due to the removal of oxygen from the structure of the crystals and discuss the mechanism of this effect.

About the authors

M. Kh. Ashurov

Institute of Nuclear Physics, Academy of Sciences of Uzbekistan

Email: izzatilloh@yahoo.com
Uzbekistan, ul. Khuroson 1, Ulugbek, Tashkent, 100214

I. Nuritdinov

Institute of Nuclear Physics, Academy of Sciences of Uzbekistan

Author for correspondence.
Email: izzatilloh@yahoo.com
Uzbekistan, ul. Khuroson 1, Ulugbek, Tashkent, 100214

Z. U. Esanov

Institute of Nuclear Physics, Academy of Sciences of Uzbekistan

Email: izzatilloh@yahoo.com
Uzbekistan, ul. Khuroson 1, Ulugbek, Tashkent, 100214

K. Kh. Saidakhmedov

Institute of Nuclear Physics, Academy of Sciences of Uzbekistan

Email: izzatilloh@yahoo.com
Uzbekistan, ul. Khuroson 1, Ulugbek, Tashkent, 100214

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