Significantly enhanced energy storage performance of flexible composites using sodium bismuth titanate based lead-free fillers
Pingan Yang, Lili Li, Hongbin Yuan, Fei Wen, Peng Zheng, Wei Wu, Lin Zhang, Gaofeng Wang, Zhuo Xu
Abstract
A new lead-free antiferroelectric ceramic NBT–SBT was introduced into PVDF polymer to fabricate composites films, achieving record-high energy density of 15.3 J cm<sup>−3</sup> at 500 MV m<sup>−1</sup> and meeting the requirement of miniaturization and lightweight device.
Topics & Concepts
Materials scienceCeramicComposite materialMiniaturizationEnergy storageBismuthAntiferroelectricityLead (geology)PolymerFerroelectricityNanotechnologyOptoelectronicsMetallurgyDielectricPhysicsPower (physics)GeomorphologyGeologyQuantum mechanicsDielectric materials and actuatorsFerroelectric and Piezoelectric MaterialsAdvanced Sensor and Energy Harvesting Materials