I'm curious what this will mean for ROHS compliance. Gallium Arsenide isn't a te... | Hacker News

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		eksith on Sept 8, 2013 \| parent \| context \| favorite \| on: New connection between stacked solar cells can han... I'm curious what this will mean for ROHS compliance. Gallium Arsenide isn't a terribly friendly substance and, depending on the concentrations, it could pose a safety issue during installation and/or recycling. https://en.wikipedia.org/wiki/Gallium_arsenide

aristidb on Sept 8, 2013 [–]

If you concentrate the sun to "4000 suns", you also need _far_ fewer panels, so I think this fear might be overdone.

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