Structure and dielectric properties of (1-x)Na0.5Bi0.5TiO3-xNa0.5K0.5NbO3 ceramics

E. V. Glazunova; L. A. Shilkina; A. S. Chekhova; A. V. Nazarenko; I. A. Verbenko; L. A. Reznichenko

doi:10.1142/S2010135X23500236

Journals >Journal of Advanced Dielectrics >Volume 14 >Issue 1 >Page 2350023 > Article

Journal of Advanced Dielectrics
Vol. 14, Issue 1, 2350023 (2024)

Structure and dielectric properties of (1-x)Na

_{0.5}

_{0.5}

TiO₃-xNa

_{0.5}

_{0.5}

NbO₃ ceramics

E. V. Glazunova^1、*, L. A. Shilkina¹, A. S. Chekhova², A. V. Nazarenko³, I. A. Verbenko¹, and L. A. Reznichenko¹

Author Affiliations

¹Research Institute of Physics, Southern Federal University, Rostov-on-Don, 344090, Russia

²Faculty of Physics, Southern Federal University, Rostov-on-Don, 344090, Russia

³Southern Scientific Center of the Russian Academy of Sciences, Rostov-on-Don, 344006, Russia

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DOI: 10.1142/S2010135X23500236 Cite this Article

E. V. Glazunova, L. A. Shilkina, A. S. Chekhova, A. V. Nazarenko, I. A. Verbenko, L. A. Reznichenko. Structure and dielectric properties of (1-x)Na

_{0.5}

_{0.5}

TiO₃-xNa

_{0.5}

_{0.5}

NbO₃ ceramics[J]. Journal of Advanced Dielectrics, 2024, 14(1): 2350023 Copy Citation Text

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Abstract

The solid solutions of the (1-x)Na

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TiO₃-xNa

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NbO₃ system were produced by the conventional ceramic technology using mechanical activation of the synthesized product. It was found that in the (1-x)Na

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TiO₃-xNa

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NbO₃ system at room temperature, a number of morphotropic phase transitions occur: rhombohedral → cubic → tetragonal → monoclinic phases. The introduction of a small amount of Na

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NbO₃ leads to an increase in the temperature stability of the dielectric properties of ceramics. A change in the relaxor properties of the solid solutions of the (1-x)Na