Publication | Closed Access
Ionic conductivity in ferroic CuInP<sub>2</sub>S<sub>6</sub>and CuCrP<sub>2</sub>S<sub>6</sub>
110
Citations
7
References
1997
Year
Materials ScienceSolid-state IonicElectrical EngineeringTransition Metal ChalcogenidesEngineeringFerroelectric ApplicationIonic ConductorCondensed Matter PhysicsApplied PhysicsFerroelectric MaterialsHopping MechanismIonic ConductivityModulus Relaxation FrequenciesChemistryParaelectric PhasesElectrical PropertyElectrochemistry
Abstract ac electrical measurements are reported for the paraelectric phases of the ferroelectric CuInP2S6 and antiferroelectric CuCrP2S6. A complex permittivity analysis confirms previous dielectric results for CuInP2S6. Arrhenius behaviors with nearly identical activation energies were observed for the dc conductivities and modulus relaxation frequencies. A hopping mechanism for Cu(I) transport in these materials is thus suggested.
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