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Effect of the alcohols ratio on the HU film (MW = 330 kDa) texture after surface pretreatment with 3 × 200 μL water and texturing with 10 × 200 μL nBT/IPA in ratio (A) 3.25:6.75, (B) 3:7, and (C) 2.75:7.25, dosing sequence 5 s. All modification steps carried out at rotation speed 2100 rpm. Data from AFM heights profiles.
