Development of Back and Front Contacts for CdTe Layer in Tandem Flexible Photoelectric Converters on Basis of CdTe/CuInSe₂

Table 4

Output parameters and light diode characteristics of flexible polyimide/ITO/ZnO/CdS/CdTe/Cu/ITO solar cells under illumination from the front side.

Output parameters and light diode characteristics	SC without ZnO layer	SC with ZnO layer
(mA/cm^2)	19.2	18.7
(mV)	750	808
FF (rel. units)	0.64	0.69
(%)	9.2	10.4
(mA/cm^2)	19.4	19.0
(ohm·cm^2)	3.3	2.3
(ohm·cm^2)	600	510
(rel. units)	2.2	2.0
(A/cm^2)