Temperature sensing using junctions between mobile ions and mobile electrons

• Published in: Proceedings of the National Academy of Sciences - PNAS Vol. 119; no. 4; pp. 1 - 6
• Main Authors: Wang, Yecheng, Jia, Kun, Zhang, Shuwen, Kim, Hyeong Jun, Bai, Yang, Hayward, Ryan C., Suo, Zhigang
• Format: Journal Article
• Language: English
• Published: United States National Academy of Sciences 25.01.2022
• Subjects: Dielectrics; Electrodes; Electrolytes; Electrons; Interfaces; Ions; Open circuit voltage; Physical Sciences; Sensors; Temperature sensors; self-powered thermometer; hydrogel; nonfaradaic interface; stretchable electronics; ionotronics

Sensing technology is under intense development to enable the Internet of everything and everyone in new and useful ways. Here we demonstrate a method of stretchable and self-powered temperature sensing. The basic sensing element consists of three layers: an electrolyte, a dielectric, and an electro...