Acta Optica Sinica, Volume. 41, Issue 8, 0823001(2021)
On-Chip Nanophotonic Devices Based on Dielectric Metasurfaces
Metasurfaces can be designed for the spatial transformation of wavefronts. Research on the two-dimensional periodic optical metasurfaces mainly focuses on controlling the wavefront of light propagating in free space. In recent years, researchers have designed a series of one-dimensional on-chip metasurfaces to control the degree of freedom in on-chip optical signal transmission and further realize a small-size, broadband, and low-loss integrated photonic computing chip. This article summarized the related work on on-chip nanophotonic devices based on dielectric metasurfaces. To be specific, we reviewed and discussed the physical mechanisms, implementation methods, and applications of on-chip metasurfaces in integrated nanophotonic devices. Besides, we undertook a general review of the remaining challenges and proposed possible development directions that require further study for the application of on-chip metasurfaces to integrated nanophotonic devices.
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Kun Liao, Tianyi Gan, Xiaoyong Hu, Qihuang Gong. On-Chip Nanophotonic Devices Based on Dielectric Metasurfaces[J]. Acta Optica Sinica, 2021, 41(8): 0823001
Category: Optical Devices
Received: Sep. 16, 2020
Accepted: Oct. 21, 2020
Published Online: Apr. 10, 2021
The Author Email: Hu Xiaoyong (xiaoyonghu@pku.edu.cn)