NREL hails 31.1% PV cell landmark
The US’ National Renewable Energy Lab (NREL) has created a two-junction PV cell with a world record 31.1% conversion efficiency.
Published 26 June 2013, 14:45Updated 26 June 2013, 14:45
The US’ National Renewable Energy Lab (NREL) has created a two-junction PV cell with a world record 31.1% conversion efficiency.