Ultrathin Anode Buffer Layer for Enhancing Performance of Polymer Solar Cells

Table 1

Key photovoltaic parameters for the PSCs with various anode buffer layers under illumination 100 mW/cm² AM 1.5 G simulated solar light.

Samples	𝑉oc	𝐽sc	FF	Best PCE	*Ave. PCE	𝑅𝑠	𝑅sh
	(V)	(mA/cm^2)	(%)	(%)	(%)	(Ω cm^2)	(Ω cm^2)
Cells A	0.61	6.0	19.3	0.71	0.63±0.08	177.1	95.7
Cells B	0.64	8.96	29.5	1.69	1.66±0.03	115.5	284.0
Cells C	0.73	11.98	44.5	3.89	3.82±0.07	36.2	321.6
Cells D	0.73	13.70	49.1	4.91	4.86±0.05	20.1	381.9

 *Average PCE: more than 30 cells were evaluated.