Magnetic properties of Co22+Co1 − x3+Fex3+BO5 (x = 0.10) single crystals with a ludwigite structure


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Abstract

The investigation of mixed Co–Fe ludwigite single crystals shows that their magnetic properties are close to the magnetic properties of Fe3BO5 despite the predominance of cobalt ions. The magnetic properties of Co3 – xFexBO5 single crystals with x = 0.10 are studied in detail. Magnetometric measurements demonstrate a strong magnetic anisotropy with easy magnetization axis b, and the orbital magnetic moment of cobalt is in a frozen state. The detected temperature dependence of the absorption of Mössbauer spectra allowed us to determine the magnetic ordering temperature, which agrees with the results of magnetization measurements (TC = 84 K).

About the authors

Yu. V. Knyazev

Kirensky Institute of Physics, Federal Research Center KSC, Siberian Branch; Siberian Federal University

Author for correspondence.
Email: yuvknyazev@mail.ru
Russian Federation, Akademgorodok, Krasnoyarsk, 660036; Svobodny pr. 79, Krasnoyarsk, 660074

N. V. Kazak

Kirensky Institute of Physics, Federal Research Center KSC, Siberian Branch

Email: yuvknyazev@mail.ru
Russian Federation, Akademgorodok, Krasnoyarsk, 660036

O. A. Bayukov

Kirensky Institute of Physics, Federal Research Center KSC, Siberian Branch

Email: yuvknyazev@mail.ru
Russian Federation, Akademgorodok, Krasnoyarsk, 660036

M. S. Platunov

Kirensky Institute of Physics, Federal Research Center KSC, Siberian Branch; Siberian Federal University

Email: yuvknyazev@mail.ru
Russian Federation, Akademgorodok, Krasnoyarsk, 660036; Svobodny pr. 79, Krasnoyarsk, 660074

D. A. Velikanov

Kirensky Institute of Physics, Federal Research Center KSC, Siberian Branch; Siberian Federal University

Email: yuvknyazev@mail.ru
Russian Federation, Akademgorodok, Krasnoyarsk, 660036; Svobodny pr. 79, Krasnoyarsk, 660074

L. N. Bezmaternykh

Kirensky Institute of Physics, Federal Research Center KSC, Siberian Branch

Email: yuvknyazev@mail.ru
Russian Federation, Akademgorodok, Krasnoyarsk, 660036

N. B. Ivanova

Kirensky Institute of Physics, Federal Research Center KSC, Siberian Branch; Siberian Federal University

Email: yuvknyazev@mail.ru
Russian Federation, Akademgorodok, Krasnoyarsk, 660036; Svobodny pr. 79, Krasnoyarsk, 660074

S. G. Ovchinnikov

Kirensky Institute of Physics, Federal Research Center KSC, Siberian Branch; Siberian Federal University; National Research Nuclear University MEPhI

Email: yuvknyazev@mail.ru
Russian Federation, Akademgorodok, Krasnoyarsk, 660036; Svobodny pr. 79, Krasnoyarsk, 660074; Kashirskoe sh. 31, Moscow, 115409

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