Enhanced TCR and MR by grain boundary modification and phase competition in La0.67Ca0.33MnO3: Au (x=0, 0.05, 0.1, 0.15) composite ceramics
Shaozheng Wang, Ruiting Hou, Lanlan Tian, Hui Zhang, Yule Li, Qingming Chen
Topics & Concepts
Materials scienceGrain boundaryCeramicMagnetoresistanceAntiferromagnetismTemperature coefficientFerromagnetismColossal magnetoresistanceThermoelectric effectPhase boundaryCondensed matter physicsGrain sizeComposite materialPhase (matter)MicrostructureMagnetic fieldThermodynamicsQuantum mechanicsOrganic chemistryChemistryPhysicsMagnetic and transport properties of perovskites and related materialsAdvanced Thermoelectric Materials and DevicesAdvanced Condensed Matter Physics