Integrated polarizers based on graphene oxide in waveguides and ring resonators
Wu, Jiayang6; Yang, Yunyi6; Zhang, Yuning6; Qu, Yang6; Xu, Xingyuan6; Jia, Linnan6; Liang, Yao6; Chu, Sai T.1; Little, Brent E.5; Morandotti, Roberto2,3,4
2020
会议日期2020-02-05
会议地点San Francisco, CA, United states
关键词2D materials integrated photonics material anisotropy polarization control graphene oxide
卷号11282
DOI10.1117/12.2544584
英文摘要

Polarization selective devices, such as polarizers and polarization selective resonant cavities (e.g., gratings and ring resonators), are core components for polarization control in optical systems and find wide applications in polarizationdivision- multiplexing, coherent optical detection, photography, liquid crystal display, and optical sensing. In this paper, we demonstrate integrated waveguide polarizers and polarization-selective micro-ring resonators (MRRs) incorporated with graphene oxide (GO). We achieve highly precise control of the placement, thickness, and length of the GO films coated on integrated photonic devices by using a solution-based, transfer-free, and layer-by-layer GO coating method followed by photolithography and lift-off processes. The latter overcomes the layer transfer fabrication limitations of 2D materials and represent a significant advance towards manufacturing integrated photonic devices incorporated with 2D materials. We measure the performance of the waveguide polarizer for different GO film thicknesses and lengths versus polarization, wavelength, and power, achieving a very high polarization dependent loss (PDL) of ∼ 53.8 dB. For GOcoated integrated MRRs, we achieve an 8.3-dB polarization extinction ratio between the TE and TM resonances, with the extracted propagation loss showing good agreement with the waveguide results. Furthermore, we present layer-by-layer characterization of the linear optical properties of 2D layered GO films, including detailed measurements that conclusively determine the material loss anisotropy of the GO films as well as the relative contribution of film loss anisotropy versus polarization-dependent mode overlap, to the device performance. These results offer interesting physical insights and trends of the layered GO films from monolayer to quasi bulk like behavior and confirm the high-performance of integrated polarization selective devices incorporated with GO films. © 2020 SPIE.

产权排序3
会议录2D Photonic Materials and Devices III
会议录出版者SPIE
语种英语
ISSN号0277786X;1996756X
ISBN号9781510633278
WOS记录号WOS:000565208600007
内容类型会议论文
源URL[http://ir.opt.ac.cn/handle/181661/93400]  
专题西安光学精密机械研究所_瞬态光学技术国家重点实验室
作者单位1.City University of Hong Kong, Tat Chee Avenue, Hong Kong, Hong Kong;
2.ITMO University, St. Petersburg, Russia;
3.INRS -Énergie, Matériaux et Télécommunications, Varennes; QC, Canada;
4.University of Electronic Science and Technology of China, Chengdu, China
5.Xi'an Institute of Optics and Precision Mechanics Precision Mechanics of CAS, Xi'an, China;
6.Centre for Micro-Photonics, Swinburne University of Technology, Hawthorn; VIC; 3122, Australia;
推荐引用方式
GB/T 7714
Wu, Jiayang,Yang, Yunyi,Zhang, Yuning,et al. Integrated polarizers based on graphene oxide in waveguides and ring resonators[C]. 见:. San Francisco, CA, United states. 2020-02-05.
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