Pacemaker Powered by the Human Heart

An artificial pacemaker from St. Jude Medical, with electrode (Credit: Steven Fruitsmaak) Prof. Daniel J. Inman Two aerospace engineers from the University of Michigan created a revolutionary pacemaker which does not require conventional batteries. Instead the device uses vibrations which ...

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Polymer Electric Storage

A team of materials scientists led by Qing Wang, associate Professor of materials science and engineering at Penn State, is currently developing ferroelectric polymer-based capacitors that can deliver power more rapidly than conventional batteries. The polymer, with the addition of ...

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