Fig. 5From: Fabrication of Ordered Nanopattern by using ABC Triblock Copolymer with Salt in TolueneAFM height images of PS-b-P2VP-b-PEO films spin-coated from 0.1wt%polymer-LiCl toluene solution with various molar ratio of Li+ ions to ethylene oxide moieties and pyridine groups: (a) 1:40.25, (b) 1:24.15, (c) 1:16.1, (d) 1:8.05Back to article page