Solution-Processed rGO/AgNPs/rGO Sandwich Structure as a Hole Extraction Layer for Polymer Solar Cells

Table 1

Device parameters of PSCs with HEL (rGO/AgNPs/rGO), CRG, and Ref, respectively.

Device configuration	(mA/cm^2)	(V)	FF (%)	PCE (%)
(Ref): ITO/PDOT:PSS/P3HT:PCBM/Al	6.92	0.55	50	1.94
(HEL): ITO/HEL/PDOT:PSS/P3HT:PCBM/Al	7.27	0.55	51	2
(CRG): ITO/CRG/PDOT:PSS/P3HT:PCBM/Al	6.22	0.55	30	1.03