POSTS TAGGED AS rechargeable batteries

Body Powered Devices

Self-powered pacemaker fueled by piezoelectric energy harvester
A pacemaker needs only fifty-millionths of a watt to function; a smartphone can run [MORE]

Recharging Wireless Devices via Ultrasound

Piezoepectric Energy Harvesting
External means for recharging batteries of implanted devices would alleviate the need for replacing those batteries via surgery. [MORE]