Thermal characterization of magnetite obtained by means of plasma-electrolytic synthesys 

P.A. Katasonov, R.A. Garifullin show affiliations and emails
Received 14 June 2013; Accepted 27 September 2013;
This paper is written in Russian
Citation: P.A. Katasonov, R.A. Garifullin. Thermal characterization of magnetite obtained by means of plasma-electrolytic synthesys . Lett. Mater., 2013, 3(4) 322-325
BibTex   https://doi.org/10.22226/2410-3535-2013-4-322-325

Abstract

Thermal and X-ray diffraction analysis of the magnetite powder that is obtained in the plasma-electrolytical synthesis was conducted. It has been found that the power has bimodal grain size distribution. Through thermomagnetic study Curie transition and blocking temperature measured at 1 kHz has been determined as 546 and 323 ºС respectively. Differential thermal analysis has shown that the sample begins to oxidize at 450 ºC to α-Fe2O3 without an intermediate transition to γ-Fe2O3.

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