Anisotropic wetting and de-wetting of drops on substrates patterned with polygonal posts

We present results showing how water drops, produced by ink-jet printing, spread on surfaces patterned with lattices of diamond or triangular posts. Considering post widths typically ∼7 μm and lattice spacings between 15 and 40 μm, we observe drop shapes with 3, 4 and 6-fold symmetry, depending on b...

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Những tác giả chính: Vrancken, R, Blow, M, Kusumaatmaja, H, Hermans, K, Prenen, A, Bastiaansen, C, Broer, D, Yeomans, J
Định dạng: Journal article
Ngôn ngữ:English
Được phát hành: 2013