Fig. 20: Metasurface-assisted optical sorting. | Light: Science & Applications

Fig. 20: Metasurface-assisted optical sorting.

From: Optical sorting: past, present and future

Fig. 20

a Levitated optical conveyor belt using the metasurface for the separation of 4 µm, 5 µm and 6 µm polystyrene particles. Reproduced with permission439. Copyright 2022, Optica Publishing Group. b Leveraging multipoles and toroidal dipoles to sort sub-10 nm polystyrene nanoparticles with a resolution of 1 nm. Reproduced with permission440. Copyright 2023, Wiley-VCH GmbH. c Sorting of dielectric, metallic, and chiral particles using various optical forces within a metasurface comprised of double-lined gold nanostructures. Reproduced with permission358. Copyright 2021, Wiley-VCH GmbH

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