X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄

Thermochromic phase transition was studied in CuMoO₄ using the Cu and Mo K-edge x-ray absorption spectroscopy in the temperature range of 10–300 K. The hysteretic behavior has been evidenced from the temperature dependence of the pre-edge shoulder intensity at the Mo K-edge, indicating that the tran...

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Дата:2018
Автори: Jonane, I., Cintins, A., Kalinko, A., Chernikov, R., Kuzmin, A.
Формат: Стаття
Мова:English
Опубліковано: Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України 2018
Назва видання:Физика низких температур
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Онлайн доступ:http://dspace.nbuv.gov.ua/handle/123456789/176119
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Назва журналу:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Цитувати:X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄ / I. Jonane, A. Cintins, A. Kalinko, R. Chernikov, A. Kuzmin // Физика низких температур. — 2018. — Т. 44, № 5. — С. 568-572. — Бібліогр.: 39 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
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spelling irk-123456789-1761192021-02-04T01:28:58Z X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄ Jonane, I. Cintins, A. Kalinko, A. Chernikov, R. Kuzmin, A. Динамика кристаллической решетки Thermochromic phase transition was studied in CuMoO₄ using the Cu and Mo K-edge x-ray absorption spectroscopy in the temperature range of 10–300 K. The hysteretic behavior has been evidenced from the temperature dependence of the pre-edge shoulder intensity at the Mo K-edge, indicating that the transition from brownish-red γ-CuMoO₄ to green α-CuMoO₄ occurs in the temperature range of 230–280 K upon heating, whereas the α-to-γ transition occurs between 200 and 120 K upon cooling. Such behavior of the pre-edge shoulder at the Mo K-edge correlates with the change of molybdenum coordination between distorted tetrahedral in α-CuMoO₄ and distorted octahedral in γ-CuMoO₄. This result has been supported by ab initio full-multiple-scattering x-ray absorption near edge structure (XANES) calculations. 2018 Article X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄ / I. Jonane, A. Cintins, A. Kalinko, R. Chernikov, A. Kuzmin // Физика низких температур. — 2018. — Т. 44, № 5. — С. 568-572. — Бібліогр.: 39 назв. — англ. 0132-6414 PACS: 61.05.cj, 64.70.kp http://dspace.nbuv.gov.ua/handle/123456789/176119 en Физика низких температур Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України
institution Digital Library of Periodicals of National Academy of Sciences of Ukraine
collection DSpace DC
language English
topic Динамика кристаллической решетки
Динамика кристаллической решетки
spellingShingle Динамика кристаллической решетки
Динамика кристаллической решетки
Jonane, I.
Cintins, A.
Kalinko, A.
Chernikov, R.
Kuzmin, A.
X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄
Физика низких температур
description Thermochromic phase transition was studied in CuMoO₄ using the Cu and Mo K-edge x-ray absorption spectroscopy in the temperature range of 10–300 K. The hysteretic behavior has been evidenced from the temperature dependence of the pre-edge shoulder intensity at the Mo K-edge, indicating that the transition from brownish-red γ-CuMoO₄ to green α-CuMoO₄ occurs in the temperature range of 230–280 K upon heating, whereas the α-to-γ transition occurs between 200 and 120 K upon cooling. Such behavior of the pre-edge shoulder at the Mo K-edge correlates with the change of molybdenum coordination between distorted tetrahedral in α-CuMoO₄ and distorted octahedral in γ-CuMoO₄. This result has been supported by ab initio full-multiple-scattering x-ray absorption near edge structure (XANES) calculations.
format Article
author Jonane, I.
Cintins, A.
Kalinko, A.
Chernikov, R.
Kuzmin, A.
author_facet Jonane, I.
Cintins, A.
Kalinko, A.
Chernikov, R.
Kuzmin, A.
author_sort Jonane, I.
title X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄
title_short X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄
title_full X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄
title_fullStr X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄
title_full_unstemmed X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄
title_sort x-ray absorption near edge spectroscopy of thermochromic phase transition in cumoo₄
publisher Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України
publishDate 2018
topic_facet Динамика кристаллической решетки
url http://dspace.nbuv.gov.ua/handle/123456789/176119
citation_txt X-ray absorption near edge spectroscopy of thermochromic phase transition in CuMoO₄ / I. Jonane, A. Cintins, A. Kalinko, R. Chernikov, A. Kuzmin // Физика низких температур. — 2018. — Т. 44, № 5. — С. 568-572. — Бібліогр.: 39 назв. — англ.
series Физика низких температур
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AT kalinkoa xrayabsorptionnearedgespectroscopyofthermochromicphasetransitionincumoo4
AT chernikovr xrayabsorptionnearedgespectroscopyofthermochromicphasetransitionincumoo4
AT kuzmina xrayabsorptionnearedgespectroscopyofthermochromicphasetransitionincumoo4
first_indexed 2023-10-18T22:40:32Z
last_indexed 2023-10-18T22:40:32Z
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