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Vaksman Yu. F. Obtaining and optical properties of ZnS:Ti cruystals [Електронний ресурс] / Yu. F. Vaksman, Yu. A. Nitsuk, Yu. N. Purtov, A. S. Nasibov, P. V. Shapkin // Фотоэлектроника. - 2013. - № 22. - С. 78-83. - Режим доступу: http://nbuv.gov.ua/UJRN/Photo_el_2013_22_14 ZnS:Ti single crystals obtained by diffusion doping are investigated. The spectra of optical density in the energy range 0,4 - 3,8 eV are investigated. On absorption edge shift of investigated crystals the titanium concentration is calculated. Nature of optical transitions determining optical properties of ZnS:Ti single crystals in the visible and IR-region of spectrum is identified. The diffusion profile of the Ti dopant is determined via measurement of the relative optical density of the crystals in the visible spectral region. The Ti diffusivities in the ZnS crystals at 1270 - 1370 K are calculated. The Ti diffusivity at 1270 K equals 10<^>-10 cm<^>2/s.
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