Ultracompact on-chip spectrometer based on high-index-contrast grating

Zekun Zheng,Kaiyu Cui,Xusheng Cai,Hongbo Zhu,Jian Xiong,Yidong Huang,Wei Zhang,Xue Feng,Liu Fang

international conference on information photonics（2020）

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摘要

We proposed an ultracompact on-chip spectrometer based on high-index-contrast grating. Simulation results show that, optical spectra are reconstructed with resolution as high as 2 nm and a compact footprint of only 60 μm ×48 μm.

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关键词

high-index-contrast grating,ultracompact on-chip spectrometer,optical spectra,size 2.0 nm

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