“I like to listen. I have learned a great deal from listening carefully. Most people never listen.” Ernest Hemmingway, Author (1899 – 1961).
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.