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 |
DOI | 10.1016/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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