Superior energy storage properties in lead-free NaNbO<sub>3</sub>-based relaxor antiferroelectric ceramics <i>via</i> a combined optimization strategy
Huanwei Liu, Xiang Niu, Ting Wang, Yi Tang, Zihao Xu, Xubing Lu, Xiangbin Zhang, Wenhan Zeng, Mingtao Xu, Houzhu He, Yuleng Jiang, Weiping Gong, Xiaobo Zhao, Yingbang Yao, Tao Tao, Bo Liang, Sheng‐Guo Lu
Abstract
A stable relaxor AFE R phase in NaNbO 3 -based ceramics is achieved. An excellent W rec of ∼11.09 J cm −3 and an η of ∼85.7% were realized at 1200 kV cm −1 for x = 0.30 thick film ceramic.
Topics & Concepts
Materials scienceAntiferroelectricityCeramicEnergy storagePhase (matter)Energy (signal processing)Chemical engineeringThermodynamicsComposite materialFerroelectricityOptoelectronicsDielectricStatisticsPhysicsEngineeringQuantum mechanicsMathematicsPower (physics)Ferroelectric and Piezoelectric MaterialsMultiferroics and related materialsMicrowave Dielectric Ceramics Synthesis