Organic-Ruthenium(II) Polypyridyl Complex Based Sensitizer for Dye-Sensitized Solar Cell Applications

Table 2

Photovoltaic performance of RD-Cum and Z-907 ^a.

Sensitizer	Electrolyte^b	𝐽sc (mA/cm^2)^c	𝑉oc (mV)^c	ff^c	η(%)
RD-Cou	Z580	8.80	650	0.68	4.24
Z-907	Z580	11.97	650	0.68	5.20

^aPhotoelectrode: TiO₂ (10 + 5 μm and 0.74 cm²); ^belectrolyte: 0.2 M I₂, 0.5 M guanidinium thiocyanate (GuSCN), and 0.5 M N-methyl benzimidazole (NMB) in a 65/35 v/v% mixture of 1-propyl-3-methylimidazolium iodide/1-Ethyl-3-methyl-imidazolium tetracyanoborate [PMII/EMIB(CN)₄]. ^cError limits: 𝐽_sc: ±0.20 mA/cm², 𝑉_oc = ±30 mV, ff = ±0.03.