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. 2018 Aug 24;4(8):eaat4978. doi: 10.1126/sciadv.aat4978

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Copyright © 2018 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution NonCommercial License 4.0 (CC BY-NC).

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Fig. 3 — (A) Hierarchical systems with different kinds of nanostructures. (B) Static contact angles of ethanol on hierarchical systems with control nanostructures. (C) Static contact angles of test liquids (water, ethylene glycol, and ethanol) on the hierarchical serif-T–shaped nanostructures system.