Fig 6. Representative SEM micrographs of prepared surfaces and those collected from the basin.
(A1) and (A2) prepared Moth-eye film, (B1) prepared Flat film, (C1) prepared PET film, (A3) and (A4) Moth-eye film collected from the basin at 16:00, (B2) Flat film collected from the basin at 16:00 and (C2) PET film collected from the basin at 16:00. Magnifications are x3000 for A1, A3, B1, B2, C1 and C2, x10,000 for A4, x30,000 for A2. All images were taken at 3 kV.