self-powered devices
Now charge your cell phones with your voice or sound
By VisionwizTeam at September 22, 2010 | 12:38 pm | 0 Comment
How great and useful it would be if our cell phone can be charged with our voice or sound ?Is it possible? Yes it can as shown in its research report by Tahir Cagin, a professor in the Artie McFerrin Department of Chemical Engineering at Texas A&M University. Research Report: Utilizing materials known in scientific circles as “piezoelectrics,” Cagin, whose more...