Thought for the month

“In the choice between changing one’s mind and proving there is no need to do so, most people get busy on the proof.” John K. Galbraith, Economist (1908 – 2006).

Monday, 12 December 2016

New multi-junction solar cell record

A conversion efficiency of 30.2 percent for a III-V / Si multi-junction solar cell has been measured at the Fraunhofer Institute for Solar Energy Systems. The 4 cm² device was made of GaInP, GaAs and Si stacks.

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