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. 2015 Sep 21;6:8334. doi: 10.1038/ncomms9334

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(a) Excitation/emission of the fluorescent dye. (b) Chemical structure of the fluorescent dye and comparison of the density decrease at various dye concentrations. (c) Interference microscopy measurement of the surface deformation of a 10-μm LCN* coating with dye (black line) and without dye (red line), and (d,e) the corresponding three-dimensional surface profiles.