NREL Six-Junction Solar Cell Sets Two World Records for Efficiency Updated On Tue, Apr 14th, 2020 by Saurenergy Scientists at NREL have fabricated a solar cell with an efficiency of nearly 50 percent. The cell now holds two world records for solar conversion efficiency Scientists at the National Renewable Energy Laboratory (NREL) have fabricated a solar cell with an efficiency of nearly 50 percent. The six-junction solar cell now holds the world record […] Read more