We report the first direct 3D optical imaging of Rayleigh nanoparticles with size down to 48 nm trapped by cylindrical vector beams. Our experiment shows excellent consistency with numerical simulations.
(170.0170) Medical optics and biotechnology : Medical optics and biotechnology
(170.4520) Medical optics and biotechnology : Optical confinement and manipulation
(260.0260) Physical optics : Physical optics
(260.5430) Physical optics : Polarization
L. Zhou, Q. Zhan, and H. D. Ou-Yang, "Three Dimensional Imaging of Rayleigh Nanoparticle Ensemble Trapped by Cylindrical Vector Beam," in Frontiers in Optics 2010/Laser Science XXVI, OSA Technical Digest (CD) (Optical Society of America, 2010), paper PDPA8.
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