Magnetic and Dielectric Properties of (1 – x)BiFeO3xYMnO3 Multiferroics


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Magnetic hysteresis loops obtained in the fields from 0 to ±2.5 kOe and dielectric permittivity ε (at 1 kHz, 1 MHz, and 8.3 GHz) of (1 – x)BiFeO3xYMnO3 composite multiferroics (0 ≤ x ≤ 0.5) were studied. Ceramic samples of solid solutions were made by the nitrate process. Compositions (1 – x)BiFeO3xYMnO3 with 0.1 ≤ x ≤ 0.5 were found to be soft ferromagnetic materials sensitive to weak magnetic fields. Coercive field Hc is about 20–32 Oe for these samples. The maximal magnetization was observed in the sample having x = 0.35. For the samples with 0 ≤ x ≤ 0.4 at T = 300 K, the permittivity was ε ~ 17.6–248.6 at the frequency of 1 kHz, 7.8–63.2 at 1 MHz, and 4 ± 0.3 at 8.3 GHz.

作者简介

V. Mikhaylov

O.O. Galkin Donetsk Institute for Physics and Engineering

编辑信件的主要联系方式.
Email: mikhaylovv55@gmail.com
乌克兰, Donetsk, 83114

V. Dovgii

O.O. Galkin Donetsk Institute for Physics and Engineering, National Academy of Science of Ukraine

Email: mikhaylovv55@gmail.com
乌克兰, Kyiv, 03680

A. Linnik

O.O. Galkin Donetsk Institute for Physics and Engineering

Email: mikhaylovv55@gmail.com
乌克兰, Donetsk, 83114

Z. Kravchenko

O.O. Galkin Donetsk Institute for Physics and Engineering

Email: mikhaylovv55@gmail.com
乌克兰, Donetsk, 83114

V. Kamenev

O.O. Galkin Donetsk Institute for Physics and Engineering

Email: mikhaylovv55@gmail.com
乌克兰, Donetsk, 83114

N. Kulik

Institute of Physics, National Academy of Science of Ukraine

Email: mikhaylovv55@gmail.com
乌克兰, Kyiv, 03028

A. Bodnaruk

Institute of Physics, National Academy of Science of Ukraine

Email: mikhaylovv55@gmail.com
乌克兰, Kyiv, 03028

Yu. Legenkii

Donetsk National University

Email: mikhaylovv55@gmail.com
乌克兰, Donetsk, 283001

D. Tatarchuk

National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”

Email: mikhaylovv55@gmail.com
乌克兰, Kyiv, 03056

N. Davydeiko

O.O. Galkin Donetsk Institute for Physics and Engineering

Email: mikhaylovv55@gmail.com
乌克兰, Donetsk, 83114

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