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From

Determination of Electrical Parameters of a CIGS-Based Solar Cell under the Influence of a KF Layer from Impedance Spectroscopy

Djimba Niane, Ibrahima Wade, Ousmane Diagne, Mouhamadou M.Socé, Moustapha Dieng

American Journal of Energy Research. 2018, 6(2), 42-46 doi:10.12691/ajer-6-2-2
  • Figure 1. Structure of a heterojunction solar cell n-ZnO/n-CdS/p-CIGS
  • Figure 2. distribution density of defects per energy according to the energy of the traps in Figure 2
  • Figure 3. Nyquist diagram for a cell with KF and without KF respectively
  • Figure 4. the influence of the thickness of the KF layer on the series resistance
  • Figure 5. evolution of the shunt resistance as a function of the thickness of the KF layer.
  • Figure 6. impedance module diagram as a function of the pulsation ω for a cell with KF and without KF respectively
  • Figure 7. phase of the impedance as a function of the pulsation