Colossal dielectric constant and Maxwell-Wagner relaxation in $Pb(Fe_{1/2}Nb_{1/2})O_{3-x}PbTiO_3$ single crystals

TL;DR

This paper investigates the colossal dielectric constant and Maxwell-Wagner relaxation phenomena in Pb(Fe_{1/2}Nb_{1/2})O_{3-x}PbTiO_3 single crystals, highlighting their potential for electronic device applications.

Contribution

It reports the observation of colossal dielectric constants and Maxwell-Wagner relaxation in specific lead-based perovskite single crystals, advancing understanding of their dielectric properties.

Findings

Colossal dielectric constants observed in the studied crystals.

Presence of Maxwell-Wagner relaxation phenomena.

Potential for high-performance electronic device applications.

Abstract

Recently, materials exhibiting colossal dielectric constant ($CDC$) have attracted significant attention because of their high dielectric constant and potential applications in electronic devices, such as high dielectric capacitors, capacitor sensors, random access memories and so on.