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. 2015 Oct 28;5:15735. doi: 10.1038/srep15735

Figure 1. Schematic and optical microscope image illustrations of hybrid concentric twisted DSRRs.

Figure 1

Schematic illustrations of counter-directional (a) and co-directional (b) structures. Optical microscope images of a fabricated sample of counter-directional (c) and co-directional (e) twisted DSRRs. An image of samples fabricated on a flexible 125 μm Kapton polyimide film (d).