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New device to harvest energy
September 6 , 2018
2272 days
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- Scientists have developed a wearable wristwatch-size device that could generate energy from the swing of an arm while walking or jogging.
- It can produce enough power to run a personal health monitoring system.
- This is made from a crystal material, which can produce an electric current when compressed or can change shape when an electric charge is applied. it is called “piezoelectric effect”.
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