Energy in the 21st Century NEWS SERVICE

The history of solar energy

E21NS  E21NS  E21NS  E21NS  E21NS February 14, 2017 Understand Solar | Global | renewables: solar

E21NS

A trip in time to see the sun in action: from the first solar access laws (500s), solar collector (1767), discovery of the photovoltaic effect by Edmund Becquerel (1839), photoconductivity of selenium by Willoughby Smith (1873), and Charles Fritts's first solar cell at 1% efficiency (1883) to the modern solar cell of Bell Labs (1954) and beyond.

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