It is not clear if glass as a protective cover is still used or required for fin... | Hacker News

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		drucken on March 13, 2012 \| parent \| context \| favorite \| on: Solar panel made with ion cannon is cheap enough t... It is not clear if glass as a protective cover is still used or required for final production of solar cells made with this process. Does anyone know?

ender7 on March 13, 2012 [–]

Almost certainly. You could use another material, such as some clear plastic or epoxy, but the idea is still the same (and glass has the most desirable transmittance properties I believe).

ars on March 13, 2012 | [–]

Glass blocks UV which isn't ideal since it heats things up and UV has useful energy. But it's cheaper than quartz.

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