Multiplexed vector beam conversion via complex structured matter

Fuente: arXiv
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Auteurs principaux: Zhang, Runchen, Marozsak, Tade, Wang, An Aloysius, Zhang, Yunqi, Ma, Yifei, Gao, Tingxian, Geng, Haochuan, Han, Qihao, Dai, Ben, Elston, Steve J, Morris, Stephen M, He, Chao
Format: Preprint
Publié: 2025
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author Zhang, Runchen
Marozsak, Tade
Wang, An Aloysius
Zhang, Yunqi
Ma, Yifei
Gao, Tingxian
Geng, Haochuan
Han, Qihao
Dai, Ben
Elston, Steve J
Morris, Stephen M
He, Chao
author_facet Zhang, Runchen
Marozsak, Tade
Wang, An Aloysius
Zhang, Yunqi
Ma, Yifei
Gao, Tingxian
Geng, Haochuan
Han, Qihao
Dai, Ben
Elston, Steve J
Morris, Stephen M
He, Chao
contents Structured light, in which the amplitude, phase, and polarization of an optical field are deliberately tailored in space and time, has enabled unprecedented control over optical fields, paving the way for diverse applications across photonics and optical engineering. However, the prevailing design philosophy, which predominantly focuses on converting a single fixed input into a single desired output, relies on tunability to achieve time-division multiplexing rather than intrinsic design, and is fundamentally incompatible with wavelength-division multiplexing. Here, we propose a general framework for designing structured matter capable of achieving multiple input-output relations simultaneously, thereby enabling passive devices to realize both time-division and wavelength-division multiplexing. Using Stokes skyrmions, which have recently gained attention for their topological properties and promising applications in modern optical communication and computing, as an example, we demonstrate that a simple retarder-diattenuator-retarder cascade can be designed to simultaneously satisfy three arbitrary input-output relations, enabling diverse functionalities within a single passive element. This approach enables complex and multiplexed manipulation of topological numbers, paving the way for high-dimensional on-chip photonic computing based on optical skyrmions.
format Preprint
id arxiv_https___arxiv_org_abs_2512_22980
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Multiplexed vector beam conversion via complex structured matter
Zhang, Runchen
Marozsak, Tade
Wang, An Aloysius
Zhang, Yunqi
Ma, Yifei
Gao, Tingxian
Geng, Haochuan
Han, Qihao
Dai, Ben
Elston, Steve J
Morris, Stephen M
He, Chao
Optics
Structured light, in which the amplitude, phase, and polarization of an optical field are deliberately tailored in space and time, has enabled unprecedented control over optical fields, paving the way for diverse applications across photonics and optical engineering. However, the prevailing design philosophy, which predominantly focuses on converting a single fixed input into a single desired output, relies on tunability to achieve time-division multiplexing rather than intrinsic design, and is fundamentally incompatible with wavelength-division multiplexing. Here, we propose a general framework for designing structured matter capable of achieving multiple input-output relations simultaneously, thereby enabling passive devices to realize both time-division and wavelength-division multiplexing. Using Stokes skyrmions, which have recently gained attention for their topological properties and promising applications in modern optical communication and computing, as an example, we demonstrate that a simple retarder-diattenuator-retarder cascade can be designed to simultaneously satisfy three arbitrary input-output relations, enabling diverse functionalities within a single passive element. This approach enables complex and multiplexed manipulation of topological numbers, paving the way for high-dimensional on-chip photonic computing based on optical skyrmions.
title Multiplexed vector beam conversion via complex structured matter
topic Optics
url https://arxiv.org/abs/2512.22980