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Mössbauer study of the iron atom state in modified chromium dioxide. / Bondarevskii, S.I.; Eremin, V.V.; Panchuk, V.V.; Semenov, V.G.; Osmolovsky, M.G.

In: Physics of the Solid State, Vol. 58, No. 1, 2016, p. 76-80.

Research output: Contribution to journal › Article › peer-review

Harvard

Bondarevskii, SI, Eremin, VV, Panchuk, VV, Semenov, VG & Osmolovsky, MG 2016, 'Mössbauer study of the iron atom state in modified chromium dioxide', Physics of the Solid State, vol. 58, no. 1, pp. 76-80. https://doi.org/10.1134/S106378341601008X

APA

Bondarevskii, S. I., Eremin, V. V., Panchuk, V. V., Semenov, V. G., & Osmolovsky, M. G. (2016). Mössbauer study of the iron atom state in modified chromium dioxide. Physics of the Solid State, 58(1), 76-80. https://doi.org/10.1134/S106378341601008X

Vancouver

Bondarevskii SI, Eremin VV, Panchuk VV, Semenov VG, Osmolovsky MG. Mössbauer study of the iron atom state in modified chromium dioxide. Physics of the Solid State. 2016;58(1):76-80. https://doi.org/10.1134/S106378341601008X

Author

Bondarevskii, S.I. ; Eremin, V.V. ; Panchuk, V.V. ; Semenov, V.G. ; Osmolovsky, M.G. / Mössbauer study of the iron atom state in modified chromium dioxide. In: Physics of the Solid State. 2016 ; Vol. 58, No. 1. pp. 76-80.

BibTeX

@article{43346bef9f0e41369b760a01f4a9e0f2,
title = "M{\"o}ssbauer study of the iron atom state in modified chromium dioxide",
abstract = "{\textcopyright} 2016, Pleiades Publishing, Ltd. Powders of modified chromium dioxide produced by the hydrothermal method were studied using 57Fe M{\"o}ssbauer spectroscopy at a temperature of 298 K. The content of the modifier, i.e., 57Fe compound, was varied from 2 to 10 mmol/mol Cr at a Sb content of 2.2 and 10 mmol/mol Cr. It was shown that, independently of concentrations, Fe3+ ions are distributed between three magnetic solid solutions (sextets): based on CrO2 (bulk material and iron-enriched surface layer), based on Cr2O3, and surface β-CrOOH (doublet). In this case, chromium atoms were not substituted in the CrSbO4 nucleation (12 nm in size) phase with an accuracy up to the M{\"o}ssbauer factor. It was assumed that the powder coercivity, in addition to the size factor, is controlled by the iron concentration in the CrO2 surface layer.",
author = "S.I. Bondarevskii and V.V. Eremin and V.V. Panchuk and V.G. Semenov and M.G. Osmolovsky",
year = "2016",
doi = "10.1134/S106378341601008X",
language = "English",
volume = "58",
pages = "76--80",
journal = "Physics of the Solid State",
issn = "1063-7834",
publisher = "МАИК {"}Наука/Интерпериодика{"}",
number = "1",

}

RIS

TY - JOUR

T1 - Mössbauer study of the iron atom state in modified chromium dioxide

AU - Bondarevskii, S.I.

AU - Eremin, V.V.

AU - Panchuk, V.V.

AU - Semenov, V.G.

AU - Osmolovsky, M.G.

PY - 2016

Y1 - 2016

N2 - © 2016, Pleiades Publishing, Ltd. Powders of modified chromium dioxide produced by the hydrothermal method were studied using 57Fe Mössbauer spectroscopy at a temperature of 298 K. The content of the modifier, i.e., 57Fe compound, was varied from 2 to 10 mmol/mol Cr at a Sb content of 2.2 and 10 mmol/mol Cr. It was shown that, independently of concentrations, Fe3+ ions are distributed between three magnetic solid solutions (sextets): based on CrO2 (bulk material and iron-enriched surface layer), based on Cr2O3, and surface β-CrOOH (doublet). In this case, chromium atoms were not substituted in the CrSbO4 nucleation (12 nm in size) phase with an accuracy up to the Mössbauer factor. It was assumed that the powder coercivity, in addition to the size factor, is controlled by the iron concentration in the CrO2 surface layer.

AB - © 2016, Pleiades Publishing, Ltd. Powders of modified chromium dioxide produced by the hydrothermal method were studied using 57Fe Mössbauer spectroscopy at a temperature of 298 K. The content of the modifier, i.e., 57Fe compound, was varied from 2 to 10 mmol/mol Cr at a Sb content of 2.2 and 10 mmol/mol Cr. It was shown that, independently of concentrations, Fe3+ ions are distributed between three magnetic solid solutions (sextets): based on CrO2 (bulk material and iron-enriched surface layer), based on Cr2O3, and surface β-CrOOH (doublet). In this case, chromium atoms were not substituted in the CrSbO4 nucleation (12 nm in size) phase with an accuracy up to the Mössbauer factor. It was assumed that the powder coercivity, in addition to the size factor, is controlled by the iron concentration in the CrO2 surface layer.

U2 - 10.1134/S106378341601008X

DO - 10.1134/S106378341601008X

M3 - Article

VL - 58

SP - 76

EP - 80

JO - Physics of the Solid State

JF - Physics of the Solid State

SN - 1063-7834

IS - 1

ER -

ID: 7926884