Optical Trapping of Nanoparticles with Plasmonic Apertures Generated by Algorithm

Neuton Li; Neuton Li; Jasper Cadusch; Kenneth B. Crozier; Kenneth B. Crozier; Kenneth B. Crozier

doi:10.1364/CLEO_QELS.2021.FW3M.3

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2021),
paper FW3M.3
•https://doi.org/10.1364/CLEO_QELS.2021.FW3M.3

Optical Trapping of Nanoparticles with Plasmonic Apertures Generated by Algorithm

Neuton Li, Jasper Cadusch, and Kenneth B. Crozier

CLEO: QELS_Fundamental Science 2021

San Jose, California United States
9–14 May 2021
ISBN: 978-1-943580-91-0

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Optical Forces and Single-molecule Manipulation (FW3M)

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N. Li, J. Cadusch, and K. B. Crozier, "Optical Trapping of Nanoparticles with Plasmonic Apertures Generated by Algorithm," in Conference on Lasers and Electro-Optics, J. Kang, S. Tomasulo, I. Ilev, D. Müller, N. Litchinitser, S. Polyakov, V. Podolskiy, J. Nunn, C. Dorrer, T. Fortier, Q. Gan, and C. Saraceno, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper FW3M.3.

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Abstract

Plasmonic apertures for optical nanotweezers are designed by an algorithm and fabricated with a helium ion microscope. Optical trapping experiments are performed. At every laser intensity, an algorithm-designed structure can outperform a conventional plasmonic aperture.

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