Table 2.

XPS-analysis of surface atomic concentrations and molar ratios of bare and polymer-modified ITO surfaces.

Sample	Si 2p (%)	N 1s (%)	C:O
ITO	11.57	0.86	2.36
P4VP	4.97	6.97	8.72
P1	4.85	5.93	4.83
P2	3.76	6.22	5.53
P3	5.10	5.89	4.77
P4	4.02	6.13	4.59
CP20	5.79	5.61	4.23
CP40	5.47	4.57	3.94
CP60	0	4.41	3.42