Generation of vortex beams with multi topological charges, high purity and operating on broadband using a simple silver metasurface
Zhang, Xiaodong1,2,3; Kong, Depeng1,2; Li, Siqi1,2; Wang, Lili1,2
刊名Optik
2018-12
卷号175页码:319-327
关键词Vortex Beam Metasurface Space-variant Polarization
ISSN号00304026
DOI10.1016/j.ijleo.2018.09.003
产权排序1
英文摘要

We propose a simple approach to generate vortex beam based on silver metasurface under the incidence of circularly polarized light. The topological charge and purity of result beam is from -4 to 4 and more than 95% respectively, furthermore, it can operate on broadband (800?1800 nm) including telecom wavelengths. The designed metasurface is composed of ten concentric rings, where each ring is composed of sub-wavelength rectangular apertures with circular array distribution. These rectangular apertures act as localized space-variant linear polarizers and space-variant polarization manipulation can introduce Pancharatnam–Berry (PB) phase. Simulation results show that this design is logically coincidence. The designed metasurface has the advantage of high fabrication tolerance and may be a potential candidate in future integrated optical communication system. ? 2018 Elsevier GmbH

语种英语
出版者Elsevier GmbH
WOS记录号WOS:000449312200041
内容类型期刊论文
源URL[http://ir.opt.ac.cn/handle/181661/30634]  
专题西安光学精密机械研究所_信息光子学研究室
通讯作者Kong, Depeng
作者单位1.Research Department of Information Photonics, Xi'an Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, Xi'an; 710119, China;
2.University of Chinese Academy of Sciences, Beijing; 100049, China;
3.School of Physics and Electronic Engineering, Zhengzhou University of Light Industry, Zhengzhou; 450002, China
推荐引用方式
GB/T 7714
Zhang, Xiaodong,Kong, Depeng,Li, Siqi,et al. Generation of vortex beams with multi topological charges, high purity and operating on broadband using a simple silver metasurface[J]. Optik,2018,175:319-327.
APA Zhang, Xiaodong,Kong, Depeng,Li, Siqi,&Wang, Lili.(2018).Generation of vortex beams with multi topological charges, high purity and operating on broadband using a simple silver metasurface.Optik,175,319-327.
MLA Zhang, Xiaodong,et al."Generation of vortex beams with multi topological charges, high purity and operating on broadband using a simple silver metasurface".Optik 175(2018):319-327.
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