Metasurface Enabled Single Measurement Recovery of Thickness and Refractive Index Maps of Cells

Arturo Burguete-Lopez; Maksim Makarenko; Fedor Getman; Andrea Fratalocchi

doi:10.1364/FLATOPTICS.2021.JTu1A.13

OSA Optical Design and Fabrication 2021 (Flat Optics, Freeform, IODC, OFT)
OSA Technical Digest (Optica Publishing Group, 2021),
paper JTu1A.13
•https://doi.org/10.1364/FLATOPTICS.2021.JTu1A.13

Metasurface Enabled Single Measurement Recovery of Thickness and Refractive Index Maps of Cells

Arturo Burguete-Lopez, Maksim Makarenko, Fedor Getman, and Andrea Fratalocchi

Flat Optics: Components to Systems 2021

Washington, DC United States
27 June–1 July 2021
ISBN: 978-1-943580-88-0

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A. Burguete-Lopez, M. Makarenko, F. Getman, and A. Fratalocchi, "Metasurface Enabled Single Measurement Recovery of Thickness and Refractive Index Maps of Cells," in OSA Optical Design and Fabrication 2021 (Flat Optics, Freeform, IODC, OFT), F. Capasso, W. Chen, P. Dainese, J. Fan, J. DeGroote Nelson, F. Duerr, J. Rogers, J. Rolland, P. Clark, R. Pfisterer, H. Rehn, S. Thibault, M. Jenkins, D. Wook Kim, and N. Trela-McDonald, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper JTu1A.13.

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Abstract

We present a bio-imaging technique that exploits thin film interference on cells placed on top of a nanostructured broadband light coupling metasurface. Initial results show a 10⁻² refractive index sensitivity and 50 nm spatial resolution.

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