Multiple-design and synergism toward superhigh capacitive energy storage with (Bi<sub>0.5</sub>K<sub>0.5</sub>)TiO<sub>3</sub>-based lead-free superparaelectrics
Xinyao Li, Jiachen Xi, Chongyang Li, Wangfeng Bai, Shiting Wu, Peng Zheng, Peng Li, Jiwei Zhai
Abstract
An unprecedented η of 91.2% (among all investigated BKT bulk ceramics) coupled with a high W rec of 6.03 J cm −3 is first achieved in high-hardness BKT-based superparaelectrics via multiple synergistic design.
Topics & Concepts
Lead (geology)Capacitive sensingEnergy storageMaterials scienceEnergy (signal processing)Environmental scienceElectrical engineeringEngineeringGeologyPower (physics)PhysicsThermodynamicsQuantum mechanicsGeomorphologyFerroelectric and Piezoelectric MaterialsAdvanced Thermoelectric Materials and DevicesAdvanced Battery Materials and Technologies