An efficient, inexpensive and bio-friendly material that can generate electricity through a thermoelectric process involving heat and cold air

Thanks to the discovery of a new material by University of Utah engineers, jewelry such as a ring and your body heat could generate enough electricity to power a body sensor, or a cooking pan could charge a cellphone in just a few hours.

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Aashutosh Tiwari ,Shrikant Saini ,Haoyuan Cai ,Jimei University ,University Of Utah ,