The Effect of Annealing Temperature and KCN Etching on the Photovoltaic Properties of Cu(In,Ga)(S,Se)2 Solar Cells Using Nanoparticles
Figure 5
Photocurrent density-voltage curves of CIGS solar cells with KCN etching before annealing (a), after annealing (b), and without KCN etching (c); all samples annealed at 540°C for 30 min under selenium vapor ambience.
