Record 1.0 V open‐circuit voltage in wide band gap chalcopyrite solar cells
The impact of alkali elements on the degradation of CIGS solar cells
Evaluating the economic viability of CdTe/CIS and CIGS/CIS tandem photovoltaic modules
Langzeitstabilität von Cu(In,Ga)Se2-Dünnschichtsolarzellen
Langzeitstabilität von Cu(In,Ga)Se2-Dünnschichtsolarzellen
Influence of Na on grain boundary and properties of Cu(In,Ga)Se2 solar cells
The German joint project "flexible CIGSe thin film solar cells for space flight"