Large photocurrent density in polycrystalline hexagonal YMnO3 thin film induced by ferroelectric polarization and the positive driving effect of grain boundary
Mengwei Tian, Yong Li, Guangcheng Wang, Xihong Hao
Topics & Concepts
Grain boundaryMaterials scienceFerroelectricityPhotocurrentCrystallitePolarization (electrochemistry)Photovoltaic effectOptoelectronicsBand gapThin filmBand bendingCondensed matter physicsPhotovoltaic systemNanotechnologyComposite materialElectrical engineeringMetallurgyMicrostructureDielectricChemistryPhysicsEngineeringPhysical chemistryMultiferroics and related materialsFerroelectric and Piezoelectric MaterialsDielectric properties of ceramics