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Effect of glycine molar ratios on structural and magnetic properties of combustion synthesized W-type Barium hexaferrites nanocrystalline

RAHIM SABBAGHIZADEH1, ARMAN SEDGHI2,* , ELHAM AMINI2

Affiliation

  1. Research and development Laboratory, Elite Lighting Company, 5430 Slauson Ave, Commerce, California, USA
  2. Materials Engineering Department, Imam Khomeini International University, Qazvin 34149-16818, Iran

Abstract

Nanocrystalline BaZn1.5Co0.5Fe16O27 powders were fabricated via sol-gel combustion route and effect of the relative reductant-to-oxidant ratios (φ = 0.5, 1.0 and 15, respectively) of glycine fuel on characteristics of BaZn1.5Co0.5Fe16O27 nano ceramics were investigated. Thermodynamic modeling of the combustion reaction shows that by increasing the reductantto-oxidant ratio, the amount of released gases and adiabatic flame temperatures will rise. The powders obtained by combustion were characterized by X-ray diffraction (XRD), Scanning electron microscopy (SEM) and vibrating sample magnetometer (VSM). Results showed that Samples are pure Ba-hexaferrite nano particles which their crystallite size was less than 87 nm.

Keywords

Magnetic materials, Sol–gel, Thermodynamic properties, Magnetic measurements.

Citation

RAHIM SABBAGHIZADEH, ARMAN SEDGHI, ELHAM AMINI, Effect of glycine molar ratios on structural and magnetic properties of combustion synthesized W-type Barium hexaferrites nanocrystalline, Optoelectronics and Advanced Materials - Rapid Communications, 15, 1-2, January-February 2021, pp.92-98 (2021).

Submitted at: June 8, 2020

Accepted at: Feb. 12, 2021