Ultrahigh energy density of poly(vinylidene fluoride) from synergistically improved dielectric constant and withstand voltage by tuning the crystallization behavior
Guo Ru, Hang Luo, Xuefan Zhou, Zhida Xiao, Haoran Xie, Yuan Liu, Kechao Zhou, Zhonghui Shen, Long‐Qing Chen, Dou Zhang
Abstract
The stretched PVDF films exhibit a substantial and concurrent increase in both permittivity and breakdown strength. The microstructure–property relationship is investigated to provide guidance in PVDF polymers for high-energy storage applications.
Topics & Concepts
Materials scienceDielectricCrystallizationPermittivityComposite materialMicrostructureFluoridePolymerConstant voltageEnergy densityVoltageEnergy storageDielectric permittivityOptoelectronicsEngineering physicsChemical engineeringElectrical engineeringThermodynamicsChemistryEngineeringPower (physics)PhysicsInorganic chemistryDielectric materials and actuatorsAdvanced Sensor and Energy Harvesting MaterialsFerroelectric and Piezoelectric Materials