Highly stretchable, transparent and conductive double-network ionic hydrogels for strain and pressure sensors with ultrahigh sensitivity
Jie Yu, Ming Wang, Chao Dang, Cunzhi Zhang, Xiao Feng, Guixian Chen, Zhongyuan Huang, Haisong Qi, Hongchen Liu, Jian Kang
Abstract
Transparent ionic conductive hydrogel sensor is fabricated by one-pot polymerization, which shows high stretchability and reliable sensitivity. Therefore, it can detect subtle human activities, such as pulse, speaking, and facial expressions.
Topics & Concepts
Materials scienceSelf-healing hydrogelsElectrical conductorIonic bondingSensitivity (control systems)PolymerizationOptoelectronicsPressure sensorStrain (injury)NanotechnologyComposite materialPolymerPolymer chemistryIonElectronic engineeringMechanical engineeringQuantum mechanicsInternal medicinePhysicsMedicineEngineeringAdvanced Sensor and Energy Harvesting MaterialsTactile and Sensory InteractionsConducting polymers and applications