Photonics Research, Volume. 10, Issue 7, 1575(2022)
1D quasi-bound states in the continuum with large operation bandwidth in the
Fig. 1. Schematic diagram of the structure supporting the 1D QBICs. The inset presents a magnified view of the grating unit cell, which is assumed to extend infinitely along the
Fig. 2. (a) Band structure of the BIC/QBIC mode supported by the binary grating waveguide structure when
Fig. 3. (a)–(c) Local transmission spectrum close to the three positions marked in (d), with the inset showing the field distribution of the real part of
Fig. 4. (a) Transmission spectra through the
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Kaili Sun, Hui Jiang, Dmitry A. Bykov, Vien Van, Uriel Levy, Yangjian Cai, Zhanghua Han. 1D quasi-bound states in the continuum with large operation bandwidth in the
Category: Nanophotonics and Photonic Crystals
Received: Feb. 14, 2022
Accepted: May. 10, 2022
Published Online: Jun. 13, 2022
The Author Email: Zhanghua Han (zhan@sdnu.edu.cn)