Poster
4 October 2024 Stokes reconstruction of chiral fields
Author Affiliations +
Conference Poster
Abstract
The exploration of chirality linked to the pseudoscalar topological charge ℓ in scalar vortex beams has garnered significant attention. Recently, focus has shifted to cylindrical vector vortex beams, characterized by the pseudoscalar Pancharatnam topological charge, ℓ, representing higher-order Poincarè modes. Our experimental investigation, utilizing vectorial modes with Laguerre Gaussian (LG) spatial profiles, unveils controllable optical chirality and spin densities within higher-order chiral structured beams by manipulating the Pancharatnam topological charge ℓp. The presented theoretical analysis reaffirms that the distinctive topological properties inherent in these higher-order vector modes dictate the dynamical characteristics of the fields. Anticipating practical applications in optical manipulation and information, these novel structural properties offer promising avenues for exploration.
(2024) Published by SPIE. Downloading of the abstract is permitted for personal use only.
Light Mkhumbuza, Angela Dudley, Kayn Forbes, and Isaac Nape "Stokes reconstruction of chiral fields", Proc. SPIE PC13130, Novel Optical Systems, Methods, and Applications XXVII, PC131300E (4 October 2024); https://doi.org/10.1117/12.3027978
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KEYWORDS
Polarimetry

Optical manipulation

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