Articles with "dark focus" as a keyword



Generation of vectorial structured light carrying bright and dark focus for multifunctional optical trapping via spin-decoupled metasurfaces.

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Published in 2025 at "Optics letters"

DOI: 10.1364/ol.573997

Abstract: Optical trapping and manipulation of small particles are important in many fields, like biophysics and nanoscience. The use of structured light can greatly improve the degree of freedom of optical manipulation. Here, we propose what… read more here.

Keywords: optical trapping; spin decoupled; structured light; dark focus ... See more keywords