Monolith Solar: This is a photo of the world’s first solar array. It is based on gold coated Selenium at roughly 1% efficiency. It was built by Charles Fritts in 1884 and installed on a New York City rooftop.

Friday, January 9, 2015

This is a photo of the world’s first solar array. It is based on gold coated Selenium at roughly 1% efficiency. It was built by Charles Fritts in 1884 and installed on a New York City rooftop.

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