Study of Ruthenium Complex Sensitizer and Gold Nanoparticles Doped Flexible Organic Solar Cells

Table 4

The efficiency improvement of solar cells with various active layers under condition of 0.1 sun.

Substrate	P3HT:PCBM	P3HT:PCBM+N719		P3HT:PCBM+N719+GNP
	𝜂 (%)	𝜂 (%)	Improvement (%)	𝜂 (%)	Improvement (%)
Glass	4.1	4.36	6.34	4.76	16.1
PI	3.27	3.68	12.54	4.65	42.2
PET	2.24	2.38	6.25	3.21	43.3