<abstract xmlns="http://www.w3.org/1999/xhtml">Cerium substituted yttrium iron garnet (Ce0.2Y2.8Fe5O12; Ce-YIG) nanoparticles were produced via the sol-gel method from solutions of Ce-, Y- and Fe-based precursors, a solvent and a chelating agent. The solutions were dried at 200°C and heat treated at temperatures between 800 °C and 1400°C for 3 h in air. The effects of pH and annealing temperature on the structure, phase formation, magnetic properties and crystallite size were investigated. A cubic YIG phase was obtained for the sample annealed at 1400 °C. The presented results showed that the pH value of the starting solution affects the crystal size and consequently, the saturation magnetization.</abstract>

Cerium substituted yttrium iron garnet (Ce0.2Y2.8Fe5O12; Ce-YIG) nanoparticles were produced via the sol-gel method from solutions of Ce-, Y- and Fe-based precursors, a solvent and a chelating agent. The solutions were dried at 200°C and heat treated at temperatures between 800 °C and 1400°C for 3 h in air. The effects of pH and annealing temperature on the structure, phase formation, magnetic properties and crystallite size were investigated. A cubic YIG phase was obtained for the sample annealed at 1400 °C. The presented results showed that the pH value of the starting solution affects the crystal size and consequently, the saturation magnetization.

Effect of pH and annealing temperature on the structural and magnetic properties of cerium-substituted yttrium iron garnet powders produced by the sol-gel method

Department of Electrical and Electronics Engineering, Ege University, 35100, İzmir, Turkey

Department of Materials Science and Engineering, Izmir K.atip Celebi University, 35620, İzmir, Turkey

Department of Metallurgical and Materials Engineering, Dokuz Eylul University, 35160, İzmir, Turkey

Center for Production and Applications of Electronic Materials (EMUM), Dokuz Eylul University, 35160, Buca, Turkey

Department of Nanoscience and Nanoengineering, Dokuz Eylul University, 35160, Buca, Turkey

Materials Science-Poland

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Cerium substituted yttrium iron garnet (Ce0.2Y2.8Fe5O12; Ce-YIG) nanoparticles were produced via the sol-gel method from solutions of Ce-, Y- and Fe-based...

Effect of pH and annealing temperature on the structural and magnetic properties of cerium-substituted yttrium iron garnet powders produced by the sol-gel method

Article Category: Research Article

Publié en ligne: 10 juin 2016

Pages: 362 - 367

Reçu: 27 sept. 2015

Accepté: 18 janv. 2016

DOI: https://doi.org/10.1515/msp-2016-0036

© Wroclaw University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.