The ability to switch fluorophores on and off is key to performing super-resolution nanoscopy. To date, all switching schemes have been based on an incoherent response to the laser field. Now, a nanoscope that uses on–off coherent switching of quantum dots has been demonstrated.
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Klar, T.A. Optical nanoscopy turns coherent. Nature Photon 12, 63–65 (2018). https://doi.org/10.1038/s41566-018-0093-8
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DOI: https://doi.org/10.1038/s41566-018-0093-8
