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Effect of Decanting of Yb:Y2O3 + 5 Mol.%ZrO2 Nanopowders in Ethyl Alcohol on the Optical Quality of the Ceramics Synthesized from Them

Abstract

The drying conditions (in vacuum and in air) for sedimented in ethanol Yb:Y2O3 + 5 mol.%ZrO2 nanoparticles have an impact on the optical quality of ceramic samples made of them, as it has been investigated. The studies were conducted using methods of absorption spectroscopy, both in 200–1100 nm region and mid-infrared region, as well as Raman scattering. It has been shown that, regardless of the drying process for nanopowders, carbonate radicals as well as fragments of ethanol and water are produced in the ceramics, leading to the formation of complex crystalline defects that include divalent ytterbium ions. Due to these defects, the transparency of the ceramics decreases and the photoluminescence of trivalent ytterbium is excited by laser radiation with wavelength of 785 nm. The most significant negative effect of these defects on transparency was observed in ceramics made of nanopowders that were dried in a vacuum.

About the Authors

V. I. Solomonov
Institute of Electrophysics UB RAS
Russian Federation

Ekaterinburg



V. V. Osipov
Institute of Electrophysics UB RAS
Russian Federation

Ekaterinburg



V. A. Shitov
Institute of Electrophysics UB RAS
Russian Federation

Ekaterinburg



R. N. Maksimov
Institute of Electrophysics UB RAS; Ural Federal University
Russian Federation

Ekaterinburg



A. V. Spirina
Institute of Electrophysics UB RAS
Russian Federation

Ekaterinburg



A. S. Makarova
Institute of Electrophysics UB RAS
Russian Federation

Ekaterinburg



A. N. Orlov
Institute of Electrophysics UB RAS
Russian Federation

Ekaterinburg



O. N. Tchaikovskaya
Institute of Electrophysics UB RAS; Tomsk State University
Russian Federation

Ekaterinburg, Tomsk



A. A. Shchukina
Institute of Electrophysics UB RAS; Ural Federal University
Russian Federation

Ekaterinburg



M. S. Snegerev
Tomsk State University
Russian Federation

Tomsk



Yu. V. Kistenev
Tomsk State University
Russian Federation

Tomsk



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Review

For citations:


Solomonov V.I., Osipov V.V., Shitov V.A., Maksimov R.N., Spirina A.V., Makarova A.S., Orlov A.N., Tchaikovskaya O.N., Shchukina A.A., Snegerev M.S., Kistenev Yu.V. Effect of Decanting of Yb:Y2O3 + 5 Mol.%ZrO2 Nanopowders in Ethyl Alcohol on the Optical Quality of the Ceramics Synthesized from Them. Zhurnal Prikladnoii Spektroskopii. 2025;92(3):326-335. (In Russ.)

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ISSN 0514-7506 (Print)