The groups of Takayasu SAKURAI and Takao SOMEYA have presented a wire-free, armband-type soft thermometer which draws energy from room light by flexible solar cells. Temperature sensing is done by a polymer-based sensor, and a piezoelectric buzzer is integrated. It measures body temperature continuously. The device was developed within the ERATO’s Someya biological harmony electronics project”.”
JST news release, Feb 23, 2015
University of Tokyo group develops armband-type thermometer energized by room light