Tianyu Xiang, Tao Lei, Zhaoyang Shen, Xiaojun Huang, Helin Yang. Fano Resonances in Planar Toroidal Metamaterials[J]. Laser & Optoelectronics Progress, 2021, 58(9): 0916001
- Laser & Optoelectronics Progress
- Vol. 58, Issue 9, 0916001 (2021)
Fig. 1. Planar toroidal metamaterials. (a) Schematic of simulation unit structure; (b) part of experimental test sample
Fig. 2. Simulated and measured transmission curves of the dipolar toroidal metamaterials
Fig. 3. Near-field distribution of toroidal metamaterials at valley of Fano resonances. (a) Surface current distribution; (b) vortex magnetic field at xoz plane
Fig. 4. Scattered power of the three strongest component of multipole at far-field
Fig. 5. Transmission spectra and scattered power with different polarization angles. (a) Variation of transmission spectra; (b) scattered power as a function of polarization angles
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