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Optical antennas focus in on biology

Biological processes often involve multimolecular interactions on a nanometre scale or at very large molecular concentrations, making them difficult to visualize. Optical antennas have the potential to become powerful tools for nanobioimaging by enhancing optical fields on this tiny scale.

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Figure 1: Imaging a cell.
Figure 2: Potential applications of optical nanoantennas.



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Garcia-Parajo, M. Optical antennas focus in on biology. Nature Photon 2, 201–203 (2008).

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