Thermal and Magnetic Properties of Maghemite γ-Fe2O3 Synthesized by a Precursor Method


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Resumo

Low-dimension ferromagnetic maghemite γ-Fe2O3 was synthesized through a precursor route, using basic iron formate Fe(OH)(HCOO)2 as a precursor. Conditions of formation of γ-Fe2O3 and the temperature range of its existence on heating in air were determined. The saturation magnetization of γ-Fe2O3 produced through heating the precursor at 350°C 57.5 (T = 4.2 K) and 43.8 emu/g (T = 300 K).

Sobre autores

V. Krasil’nikov

Institute of Solid State Chemistry, Ural Branch

Autor responsável pela correspondência
Email: kras@ihim.uran.ru
Rússia, Yekaterinburg, 620990

O. Gyrdasova

Institute of Solid State Chemistry, Ural Branch

Email: kras@ihim.uran.ru
Rússia, Yekaterinburg, 620990

A. Tyutyunnik

Institute of Solid State Chemistry, Ural Branch

Email: kras@ihim.uran.ru
Rússia, Yekaterinburg, 620990

T. Diachkova

Institute of Solid State Chemistry, Ural Branch

Email: kras@ihim.uran.ru
Rússia, Yekaterinburg, 620990

I. Baklanova

Institute of Solid State Chemistry, Ural Branch

Email: kras@ihim.uran.ru
Rússia, Yekaterinburg, 620990

V. Marchenkov

Mikheev Institute of Metal Physics, Ural Branch; Yeltsin Ural Federal University

Email: kras@ihim.uran.ru
Rússia, Yekaterinburg, 620990; Yekaterinburg, 620002

A. Domozhirova

Yeltsin Ural Federal University

Email: kras@ihim.uran.ru
Rússia, Yekaterinburg, 620002

V. Bamburov

Institute of Solid State Chemistry, Ural Branch

Email: kras@ihim.uran.ru
Rússia, Yekaterinburg, 620990


Declaração de direitos autorais © Pleiades Publishing, Ltd., 2018

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