...bria, HZB, Univ. Luxembourg) with groups with strong expertise on CIGS technologies (that are the parent technologies forkesterite solar cells) (EMPA, UU-ASC, NEXCIS, IREC, Free Univ. Berlin, Univ. d'Aix-Marseille, Autonomous Univ. Madrid). Free Univ. Berlin has also significant experience in thecrystalline analysis of kesterites. Involvement of private companies (NEXCIS, Abengoa) devoted to the p ...