Electronic Materials report a hybrid printed electronic sensor system manufactured by screen printing directly onto the glass surface.

(From Electronic Material web page):  The electronic system contains a sensor capable of detecting water, an electrochromic display, conductors, a silicon chip providing the power supply through energy harvesting of electromagnetic radiation, and a silicon-based microcontroller responsible for monitoring the sensor status and the subsequent update of the corresponding display segment.

 

Read more at

Electron. Mater., Volume 2, Issue 4 (December 2021) – Cover story