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. 2018 Jun 29;4(6):eaat2731. doi: 10.1126/sciadv.aat2731

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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. 2 — Experimental iMS user studies featured the following tasks: (i) threading CH₄ through a nanotube, (ii) changing the screw sense of a helicene molecule, and (iii) tying a knot in a polypeptide (17-ALA). Colors selected in this figure are chosen for the sake of clarity.