A porous and air gap elastomeric dielectric layer for wearable capacitive pressure sensor with high sensitivity and a wide detection range
Wei Li, Xin Jin, Yide Zheng, Xudong Chang, Wenyu Wang, Tong Lin, Fan Zheng, Obiora Onyilagha, Zhengtao Zhu
Abstract
Capacitive sensor combining highly porous PDMS and rough polypyrrole electrodes improves the device range and sensitivity.
Topics & Concepts
Materials scienceCapacitive sensingSensitivity (control systems)ElectrodeElastomerOptoelectronicsPorosityDielectricLayer (electronics)Pressure sensorWearable computerCapacitanceComposite materialElectronic engineeringElectrical engineeringMechanical engineeringChemistryPhysical chemistryEmbedded systemEngineeringComputer scienceAdvanced Sensor and Energy Harvesting MaterialsConducting polymers and applicationsDielectric materials and actuators