Figure 2. CIGS absorption coefficient as a function of the wavelength

From

Study of the Capacity of a Photo Pile Based on CIGS in Frequency Dynamic Regime Under Lighting Monochromatic in Frequency Modulation: Effect of the Wavelength and Angular Frequency

Jean Jude Domingo, Demba Diallo, Alain Kassine Ehemba, Moustapha Dieng

American Journal of Energy Research. 2022, 10(1), 22-28 doi:10.12691/ajer-10-1-3