malachite solar cell Archives – The Green Optimistic green tech news, since 2008 Thu, 01 Nov 2012 15:55:33 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Malachite’s Solar Cell 38% Efficient, at Least in Theory https://www.greenoptimistic.com/malachites-solar-cell-38-efficient-at-least-in-theory-20121101/ https://www.greenoptimistic.com/malachites-solar-cell-38-efficient-at-least-in-theory-20121101/#respond Thu, 01 Nov 2012 15:55:12 +0000 https://www.greenoptimistic.com/?p=27488 Malachite Technologies, a solar cell startup company based in San Francisco, California, aims to improve solar cell’s efficiency by coating gallium arsenide on silicon. Gallium arsenide, a III-V semiconductor that has six times higher electron mobility than silicon, allows a faster operation and lower thermal noise. Based on Malachite’s calculations, the silicon/gallium-arsenide tandem solar cell […]

The post Malachite’s Solar Cell 38% Efficient, at Least in Theory appeared first on The Green Optimistic.

]]> https://www.greenoptimistic.com/malachites-solar-cell-38-efficient-at-least-in-theory-20121101/feed/ 0 27488