Extension of Piezoelectret Theory and Its Importance for the Development of Piezoelectret Metamaterials
Qianqian Hu, Tongji University

Self-powered Piezo-/Pyroelectric Integrated Devices Using Electrospun Fluoropolymer Electret Fibers
Krittish Roy, University of Limerick

Gait Detection System Using Piezoelectric Matrix Sensor
Yuki Sakurai, Tokyo University of Science