Fig. 6:
From: Improved Metal Oxide Electrode for CIGS Solar Cells: The Application of an AgOX Wetting Layer

100-EQE-R, i.e. parasitical absorption and recombination losses of CIGS cells using OMO electrodes with (full lines) and without (dashed lines) wetting layers. After subtraction of both EQE and reflection from 100%, only the absorption not contributing to current generation remains