| Standard CIGS solar cell (low Cu content) | Solar cell with CIGS of high Cu content |
---|---|---|
GGI (CIGS) [−] | 0.36 | 0.37 |
CGI (CIGS) [−] | 0.79 | 0.99 |
\(V_{\text {OC}}\)Â [V] | 0.70 | 0.65 |
\(J_{\text {SC}}\) [mAcm\(^{-2}\)] | 34.6 | 34.0 |
FF [%] | 76.7 | 71.1 |
\(\eta\) [%] | 18.6 | 15.7 |