Ziyu Wang, Jian Shao, Yaxin Hu, Jialu Zhu, Xiaorui Zhang, Lei Bai, Zhenggao Dong. Electromagnetically Induced Transparency Based on All-Dielectric Metamaterial with High Q Factor[J]. Acta Optica Sinica, 2021, 41(11): 1116001
- Acta Optica Sinica
- Vol. 41, Issue 11, 1116001 (2021)
Fig. 1. Structural diagram of unit cell of symmetric cross-shaped cavity metamaterial
Fig. 2. Transmission spectrum of symmetric cross-shaped cavity metamaterial
Fig. 3. Structural diagram of unit cell of asymmetric cross-shaped cavity metamaterial
Fig. 4. Transmission spectra of cross-shaped cavity metamaterial
Fig. 5. Transmission spectra of metamaterial for different S1
Fig. 6. Transmissivity and quality factor at EIT transmission peak versus S1
Fig. 7. Regulation of metamaterial geometry on transmission spectrum when S1=10 nm. (a) g; (b) f; (c) e; (d) h1
Fig. 8. Electric field distribution in x-y plane at resonant frequency of 329.9 THz when S2=10 nm and S1=0
Fig. 9. Electric field distribution in x-y plane at EIT transmission peak frequency of 329.82 THz when S1=10 nm and S2=0
Fig. 10. Transmission spectra of metamaterial under different background refractive indexes
Fig. 11. Unusual responses of metamaterial under EIT resonance. (a) Phase; (b) group refractive index
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