Simultaneously achieving large energy density and high efficiency in NaNbO<sub>3</sub>–(Sr,Bi)TiO<sub>3</sub>–Bi(Mg,Zr)O<sub>3</sub> relaxor ferroelectric ceramics for dielectric capacitor applications
Zequan Xu, Zhen Liu, Kai Dai, Teng Lü, Zhongqian Lv, Zhigao Hu, Yun Liu, Genshui Wang
Abstract
A large recoverable energy storage density of 7.59 J cm −3 and high energy storage efficiency of 81.3% are simultaneously achieved in NaNbO 3 –(Sr,Bi)TiO 3 –Bi(Mg,Zr)O 3 relaxor ferroelectric ceramics.
Topics & Concepts
Materials scienceDielectricCeramicFerroelectricityEnergy storageCapacitorFerroelectric ceramicsEnergy densityRelaxor ferroelectricMineralogyCondensed matter physicsOptoelectronicsEngineering physicsComposite materialThermodynamicsVoltageElectrical engineeringChemistryPhysicsPower (physics)EngineeringFerroelectric and Piezoelectric MaterialsMicrowave Dielectric Ceramics SynthesisMultiferroics and related materials