Giant dielectric response and relaxation behavior in (Tm + Ta) co-doped TiO<sub>2</sub> ceramics
Jiangtao Fan, Yimeng Chen, Zhen Long, Liping Tong, Gang He, Zhanggui Hu
Abstract
Here we report the synthesis of (Tm + Ta) co-doped TiO 2 ceramic by SSR method. Grain effect (EPDD), grain boundary effect (IBLC) and electrode effect all contributes to the colossal permittivity (CP) in (Tm + Ta) codoped TiO 2 ceramics.
Topics & Concepts
DielectricMaterials sciencePermittivityDielectric lossCeramicHigh-κ dielectricDopingCapacitanceDielectric spectroscopyBarrier layerRelaxation (psychology)Analytical Chemistry (journal)Condensed matter physicsElectrodeComposite materialOptoelectronicsLayer (electronics)ChemistryPhysical chemistryChromatographyPsychologySocial psychologyElectrochemistryPhysicsDielectric properties of ceramicsFerroelectric and Piezoelectric MaterialsMicrowave Dielectric Ceramics Synthesis