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. 2019 Mar 21;411(11):2339–2349. doi: 10.1007/s00216-019-01674-9

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© The Author(s) 2019

OpenAccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Fig. 1 — Schematic presentation of the fabrication steps of the thiol-ene micropillar arrays: (a) SU-8 master fabrication in cleanroom, (b) PDMS soft lithography at 80 °C for 3 h, (c) thiol-ene replica-molding: removal of trapped air in vacuum followed by UV curing, and (d) lamination and bonding of the cured thiol-ene layers under UV for 2 min. (e) SEM images of the IMER’s inlet side with triangular opening not containing micropillars (left) with close-up views to the ordered micropillar arrays (middle and right)