How about when you run out battery on your smartphone, you shout at it at it gets recharged!
Researchers from Georgia Tech Institute of Technology have decided to prove you wrong.
The experiment is pretty similar to charge developed when a person rubs a balloon with hair.
It can be made into any size you like, said Zhong Wang of the Georgia Institute of Technology.
The research team says that their concept can be adopted in variety of applications to harvest sound energy.
Resource :ACS Nano
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source: www.techworm.net
