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Technologies and Efficiencies

Within the thin film arena are the main amorphous silicon (a-Si) technology and those based on cadmium telluride (CdTe), and copper indium gallium diselenide (CIGS).

United States company First Solar Inc is a leading thin-film company that uses CdTe with an efficiency at 10.7 percent. CIGS is very new and not yet in mass production but may become an interesting thin-film technology as its theoretical efficiency can be close to 20 percent.


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