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NREL Reports 31.1% Efficiency for III-V Solar Cell

2013-06-24 06:00:00| Industrial Newsroom - All News for Today

NREL has announced world record of 31.1% conversion efficiency for 2-junction solar cell under one sun of illumination. Made of gallium indium phosphide cell atop gallium arsenide cell, tandem unit has area of about 0.25 cm² and was measured under AM1.5 global spectrum at 1,000 W/m². Cell is covered on front with bilayer anti-reflection coating, and on back with highly reflective gold contact layer. Work was done at NREL as part of DOE's Foundation Program to Advance Cell Efficiency. This story is related to the following:Green & CleanSearch for suppliers of:

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