Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Vitaliy Koshkin"'
Autor:
Dmitry Permin, Alexander Belyaev, Vitaliy Koshkin, Sergey Kurashkin, Stanislav Balabanov, Ksenia Smetanina, Maxim Boldin, Oksana Klyusik
Publikováno v:
Nanomaterials, Vol 13, Iss 10, p 1620 (2023)
Novel IR-transparent ceramics of erbium-doped Lu2O3-MgO and Sc2O3-MgO composites have been successfully obtained using a combination of glycine–nitrate self-propagating high-temperature synthesis and vacuum hot-pressing methods. Composites have den
Externí odkaz:
https://doaj.org/article/c0325dddd00a4865995a7e556bbb36f9
Autor:
Dmitry Permin, Marsel Nazmutdinov, Sergey Kurashkin, Stanislav Balabanov, Alexander Belyaev, Anastasia Novikova, Vitaliy Koshkin
Publikováno v:
Inorganics, Vol 11, Iss 2, p 57 (2023)
Nanopowders of strontium fluoroapatite Sr5(PO4)3F (SFAP) were synthesized using a co-precipitation method with different starting strontium compounds. Based on the data of XRD, BET and SEM measurements, the nitrate-derived powders were chosen as the
Externí odkaz:
https://doaj.org/article/14bbc2d6f0d548bbae7cefa42a42cd04
Autor:
Dmitry Permin, Olga Postnikova, Stanislav Balabanov, Alexander Belyaev, Vitaliy Koshkin, Oleg Timofeev, Jiang Li
Publikováno v:
Materials, Vol 16, Iss 1, p 260 (2022)
This study looked at optimizing the composition of precursors for yttria nanopowder glycine–nitrate self-propagating high-temperature synthesis (SHS). Based on thermodynamic studies, six different precursor compositions were selected, including wit
Externí odkaz:
https://doaj.org/article/a9dff465341646a4ae5793e83194f883
Autor:
Mikhail A. Baranov, Pavel Loiko, Vitaliy Koshkin, Stanislav Balabanov, D. A. Permin, Liza Basyrova
Publikováno v:
2020 International Conference Laser Optics (ICLO).
Transparent "mixed" sesquioxide ceramics 1–10 mol% Dy3+:(Lu,Y,La) 2 O 3 were produced by vacuum sintering at 1780 °C. The micro-structure, Raman spectra, optical absorption and luminescence of ceramics were studies. Dy3+-doped ceramics are promisi