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Magnetic and electrical properties of Fe1.91V0.09BO4 warwickite / A. D. Balaev [et al.]> // J. Exp. Theor. Phys. - 2003. - Vol. 97, Is. 5. - P. 989-995, DOI 10.1134/1.1633954. - Cited References: 22. - This study was supported in part by the Russian Foundation for Basic Research (project no. 03-02-16286) and by the Federal Program “Integration” (project no. B0017)
. - ISSN 1063-7761РУБ Physics, Multidisciplinary Рубрики: ELECTRONIC-STRUCTURE CRYSTAL-STRUCTURE FE2OBO3 CHAINS FE2BO4 FEBO3 Кл.слова (ненормированные): Electric conductivity -- Magnetic variables measurement -- Magnetization -- Single crystals -- Hopping conductivity -- Warwickite -- Iron compounds Аннотация: We have performed a complex investigation of the structure and the magnetic and electrical properties of a warwickite single crystal with the composition Fe1.91V0.09BO4 . The results of Mossbauer measurements at T = 300 K indicate that there exist "localized" (Fe2+, Fe3+) and "delocalized" (Fe2.5+) states distributed over two crystallographically nonequivalent positions. The results of magnetic measurements show that warwickite is a P-type ferrimagnet below T = 130 K. The material exhibits hopping conductivity involving strongly interacting electrons. The experimental data are analyzed in comparison to the properties of the initial (unsubstituted) Fe2BO4 warwickite. The entire body of data on the electric conductivity and magnetization are interpreted on a qualitative basis. (C) 2003 MAIK "Nauka / Interperiodica".
WOS, Scopus, РИНЦ, Смотреть статью, Читать в сети ИФ Публикация на русском языке Магнитные и электрические свойства варвикита Fe[1.91]V[0.09]BO[4] [Текст] / А. Д. Балаев [и др.] // Журн. эксперим. и теор. физ. - 2003. - Т. 124 Вып. 5. - С. 1103-1111
Держатели документа: Russian Acad Sci, Siberian Div, LV Kirensky Phys Inst, Krasnoyarsk 660036, Russia Krasnoyarsk State Tech Univ, Krasnoyarsk 660074, Russia Univ Cologne, Inst Phys 2, D-50937 Cologne, Germany Kirensky Institute of Physics, Siberian Division, Russian Academy of Sciences, Krasnoyarsk, 660036, Russian Federation Krasnoyarsk State Technical University, Krasnoyarsk, 660074, Russian Federation Physikalisches Institut II, Universitat zu Koln, 50937 Koln, Germany Доп.точки доступа: Balaev, A. D.; Балаев, Александр Дмитриевич; Bayukov, O. A.; Баюков, Олег Артемьевич; Vasil'ev, A. D.; Васильев, Александр Дмитриевич; Velikanov, D. A.; Великанов, Дмитрий Анатольевич; Ivanova, N. B.; Иванова, Наталья Борисовна; Kazak, N. V.; Казак, Наталья Валерьевна; Ovchinnikov, S. G.; Овчинников, Сергей Геннадьевич; Abd-Elmeguid, M. M.; Rudenko, V. V.; Руденко, Валерий Васильевич } Найти похожие
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