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Harvesting Electricity from Sand

When it comes to generating power, shining light on silicon opens up a whole universe of possibilities.
Publish Date: Topic: Planet EarthPlanet EarthNova
By Arlo Perez

The basic science of photovoltaic technology to harvest solar energy has been around since the 1950s. Find out how shining light on the natural semi-conductor silicon—collected from sand––can generate electrical power. 


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