ZnO – Yb2O3 composite optical ceramics: Synthesis, structure and spectral-luminescent properties

Autor: I. D. Venevtsev, Mikhail A. Baranov, K. Kundzins, E. I. Gorokhova, Aleksander A. Zhilin, Olga Dymshits, Pavel Loiko, Liza Basyrova, Alexander Khubetsov, Irina Alekseeva, Faina Muktepavela, S. B. Eron’ko, M. Tsenter, Eugenia Oreschenko

Publikováno v: Journal of the European Ceramic Society
Journal of the European Ceramic Society, 2022, 42 (2), pp.616-630. ⟨10.1016/j.jeurceramsoc.2021.10.031⟩

International audience; Zinc oxide optical ceramics containing 0 – 2 wt% ytterbium are prepared byuniaxial hot pressing of commercial oxides at 1150 and 1180 °C. The ceramics have themain crystalline phase of hexagonal wurtzite-type ZnO. Ytterbium

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6c68edfc97e3a1a7a81744a183e5f25b
https://doi.org/10.1016/j.jeurceramsoc.2021.10.031

Ultraviolet Luminescence of ZnO Whiskers, Nanowalls, Multipods, and Ceramics as Potential Materials for Fast Scintillators

Autor: Piotr A. Rodnyi, E. I. Gorokhova, L. A. Zadorozhnaya, A. E. Muslimov, Andrey P. Tarasov, V. M. Kanevsky, I. D. Venevtsev

Publikováno v: Materials, Vol 14, Iss 2001, p 2001 (2021)
Materials
Volume 14
Issue 8

The presented work is dedicated to the study and comparison of scintillating properties of zinc oxide samples prepared in different morphologies: whiskers, nanowalls, multipods, and ceramics. It was shown that total transmittance, photo- and radiolum

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4148de73e039be5882536b67d1f1fb4a
https://www.mdpi.com/1996-1944/14/8/2001

Structural, Optical, and Luminescent Properties of ZnO:Ga and ZnO:In Ceramics

Autor: E. I. Gorokhova, K. A. Chernenko, Piotr A. Rodnyi, S. B. Eron’ko, Alexander V. Sandulenko, Herfried Wieczorek, I. D. Venevtsev

Publikováno v: IEEE Transactions on Nuclear Science. 65:2196-2202

Zinc oxide optical ceramics were prepared by the hot uniaxial pressing technique. Nominally undoped and gallium- and indium-doped ceramics were studied. Undoped ceramics with a thickness of 0.5 mm had a total transmittance of about 65% in the visible

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::728a619e35dddc87c6672d7b775c3d9f
https://doi.org/10.1109/tns.2018.2810331

Effect of point defects on luminescence characteristics of ZnO ceramics

Autor: Aleksejs Zolotarjovs, Larisa Grigorjeva, K. A. Chernenko, I. D. Venevtsev, E. I. Gorokhova, Piotr A. Rodnyi

Publikováno v: Physics of the Solid State. 58:2055-2061

Photo- and thermally stimulated luminescence of ZnO ceramics are produced by uniaxial hot pressing. The luminescence spectra of ceramics contain a wide band with a maximum at 500 nm, for which oxygen vacancies VO are responsible, and a narrow band wi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b2cc5a6930880e3758cd2779e114d79f
https://doi.org/10.1134/s1063783416100309

ZnO and ZnO:Ga Ceramics for Advanced Scintillators

Autor: Larisa Grigorjeva, I. D. Venevtsev, E. I. Gorokhova, Aleksejs Zolotarjovs, Piotr A. Rodnyi, J. Grube, Donats Millers, Agnese Spustaka, Faina Muktepavela

Publikováno v: Advances in Materials. 9:94

The undoped ZnO reveals narrow luminescence bands located close to fundamental absorption edge, known as near band luminescence (NBL) and defects related wide luminescence band within visible range of spectrum. NBL decay is in sub-nanosecond range an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::03f3872d056a5d081896e9b19c55829b
https://doi.org/10.11648/j.am.20200904.13