energy harvesting

A flexible paper-based bio-battery patch on a person's arm, showing micro-circuits and microbial reservoirs.
A laboratory researcher works with a wireless energy harvesting device designed for medical implants.
A flexible piezoelectric energy harvester attached to a synthetic heart model in a medical research laboratory.
A flexible, transparent electronic sensor patch attached to a human arm in a clinical setting.
A flexible electronic patch with printed circuits is shown on a human arm in a laboratory setting.
A close-up of a small, transparent medical fuel cell designed for implantation.