Photonics Research, Volume. 10, Issue 12, 2743(2022)
Ultra-high-Q resonances in terahertz all-silicon metasurfaces based on bound states in the continuum
Fig. 1. (a) Schematic diagram of a high-
Fig. 2. (a) Calculated transmissions of metasurfaces with different
Fig. 3. Dispersion relations of (a) TE modes and (b) TM modes as a function of
Fig. 4. (a) Calculated transmissions of the metasurface in ipsilateral configuration with different
Fig. 5. (a), (b) Calculated and measured transmissions of three diagonal configuration metasurfaces with circular truncated cone air holes, loss tangent of 0.0001 is considered in calculations. (c) Three enlarged views of measured and Fano fitted resonance
Fig. 6. (a) Transmissions of a high-
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Pengfei Wang, Fengyan He, Jianjun Liu, Fangzhou Shu, Bin Fang, Tingting Lang, Xufeng Jing, Zhi Hong, "Ultra-high-Q resonances in terahertz all-silicon metasurfaces based on bound states in the continuum," Photonics Res. 10, 2743 (2022)
Category: Nanophotonics and Photonic Crystals
Received: Jul. 15, 2022
Accepted: Oct. 12, 2022
Published Online: Nov. 21, 2022
The Author Email: Zhi Hong (hongzhi@cjlu.edu.cn)