Table 3. Photovoltaic parameters of devices I, J and K measured at 50 mW cm^-2, before and after aging under standard AM 1.5G illuminations at 100 mW cm^-2 and 60 °C.

Device	Alkyl chain	Electrolyte	Aging [h]	JSC [mA cm–2]	VOC [mV]	Fill Factor	PCE [%]	Ecb shift	Δ(Ecb Shift–VOC)
I	C2	ES2	0	7.82	682	0.73	7.87	–	0
			1000	7.91	646	0.72	7.50	36
J	C3	ES3	0	7.22	688	0.74	7.49	–	10
			1000	7.48	663	0.73	7.34	35
K	C4	ES4	0	7.73	665	0.72	7.50	–	15
			1000	7.10	643	0.70	6.45	37