EPR Study of TiO2 (Rutile) Doped with Vanadium
- Авторлар: Kokorin A.1, Sukhanov A.2, Gromov O.1,3, Arakelyan V.4, Aroutiounian V.4, Voronkova V.2
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Мекемелер:
- N. N. Semenov Institute of Chemical Physics, Russian Academy of Sciences
- Zavoisky Kazan Physical-Technical Institute, Russian Academy of Sciences
- Chemistry Department, M. V. Lomonosov Moscow State University
- Department of Physics of Semiconductors and Microelectronics, Yerevan State University
- Шығарылым: Том 47, № 5 (2016)
- Беттер: 479-485
- Бөлім: Article
- URL: https://journals.rcsi.science/0937-9347/article/view/247453
- DOI: https://doi.org/10.1007/s00723-016-0762-z
- ID: 247453
Дәйексөз келтіру
Аннотация
Samples of titanium dioxide, TiO2, doped with vanadium ions (0.1 ≤ [Vn+]0 ≤ 5.0 at. %) at high temperature, were prepared in a polycrystalline state and investigated using X-, Q-, and W-band electron paramagnetic resonance, EPR, spectroscopy. Substitutional and interstitial V4+ centers in TiO2 lattice have been both observed in EPR spectra, and their spin-Hamiltonian parameters were calculated. Portions of paramagnetic and diamagnetic species of Vn+ ions were estimated. The effect of additional high temperature annealing on the valence state of vanadium centers is discussed.
Негізгі сөздер
Авторлар туралы
A. Kokorin
N. N. Semenov Institute of Chemical Physics, Russian Academy of Sciences
Хат алмасуға жауапты Автор.
Email: alex-kokorin@yandex.ru
Ресей, Moscow
A. Sukhanov
Zavoisky Kazan Physical-Technical Institute, Russian Academy of Sciences
Email: alex-kokorin@yandex.ru
Ресей, Kazan
O. Gromov
N. N. Semenov Institute of Chemical Physics, Russian Academy of Sciences; Chemistry Department, M. V. Lomonosov Moscow State University
Email: alex-kokorin@yandex.ru
Ресей, Moscow; Moscow
V. Arakelyan
Department of Physics of Semiconductors and Microelectronics, Yerevan State University
Email: alex-kokorin@yandex.ru
Армения, Yerevan
V. Aroutiounian
Department of Physics of Semiconductors and Microelectronics, Yerevan State University
Email: alex-kokorin@yandex.ru
Армения, Yerevan
V. Voronkova
Zavoisky Kazan Physical-Technical Institute, Russian Academy of Sciences
Email: alex-kokorin@yandex.ru
Ресей, Kazan