Featured in Chinese Connection – 04-2010

Safe solar sunscreen

Silane-free coating: It’s true that solar cells need light to function. But light also causes them to degrade, lowering their efficiencies by between two and six percent in the first few days before they stabilize. Sixtron thinks it has found a solution: a silane-free antireflective coating that costs the same as traditional silane-based coatings, but reduces cellsÂ’ initial degradation in light. If it delivers what is promised, the coating could boost cell efficiencies.

When Junegie Hong, Sixtron’s chief technology officer, first saw the lab results, he didn’t quite believe them. The company was developing a new type of anti reflective coating, also called a passivation layer, which doesn’t require silane – a costly, flammable and toxic gas. Sixtron’s researchers had been working for several years to bring its …

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