Composition and strain engineered AgNbO<sub>3</sub>-based multilayer capacitors for ultra-high energy storage capacity
Lifeng Zhu, Lei Zhao, Yongke Yan, Haoyang Leng, Xiaotian Li, Li‐Qian Cheng, Xiangming Xiong, Shashank Priya
Abstract
With strain engineer and MnO<sub>2</sub> addition, an ultra-high energy-storage density <italic>W</italic><sub>rec</sub> = 7.9 J cm<sup>−3</sup> and efficiency <italic>η</italic> = 71% were achieved in Ag(Nb<sub>0.85</sub>Ta<sub>0.15</sub>)O<sub>3</sub> + 0.25 wt% MnO<sub>2</sub> multilayer capacitors.
Topics & Concepts
CapacitorMaterials scienceEnergy storageEnergy densityStrain (injury)Electrical engineeringEngineering physicsPhysicsVoltageThermodynamicsEngineeringInternal medicinePower (physics)MedicineFerroelectric and Piezoelectric MaterialsMicrowave Dielectric Ceramics SynthesisDielectric properties of ceramics