Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(a) Layout of a piezoelectric microgenerator (5 mm × 5 mm × 0.516 mm); (b) resonance motion of the fabricated device captured with a microscope camera; (c) different designs of manufactured piezoelectric microgenerators on top of a one cent coin.
