Posted in Web TOPCon vs PERC – pv magazine International January 22, 2022 TOPCon solar cells are on their way to fully compete with PERC solar products, according to recent research from Germany’s Fraunhofer ISE. Efficiency gains for the TOPCon concept, however, are … https://www.pv-magazine.com/2022/01/20/topcon-vs-perc/