Photovoltaic cells rely on amorphous or crystalline silicon, cadmium telluride, or copper indium selenide and sulfide.

光伏电池依赖于非晶态或晶态的硅，碲化镉或者硒化、硫化铜铟。

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The most effective material for thin-film photovoltaics so far is copper indium gallium selenide (known as CIGS).

目前为止，光电薄膜最有效的材质是铜铟硒化镓（CIGS）。

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Other companies, notably Heliovolt and Nanosolar, are in a race to make thin-film panels using copper indium gallium selenide (CIGS) cells.

其它一些公司，诸如heliovolt以及Nanosolar，也在用铜铟镓硒(CIGS)电池来参与这场薄膜电池竞赛。

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The San Jose company, founded in 2002, makes solar panels using copper-indium-gallium-selenide (CIGS) solar cells.

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The three main types of thin film technologies use cadmium-telluride, copper-indium-gallium-selenide and amorphous-silicon to convert sunlight into electricity.

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Nanosolar is one of several Silicon Valley startups that have attracted billions of dollars in venture capital to develop a thin-film technology called copper indium gallium selenide, or CIGS. Such solar cells use little expensive silicon, the main ingredient of conventional photovoltaic cells.

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