Li Zhihui, Wang Yanhong, Wu Jingzhi. Plasmonic Structure Design for High-Sensitivity Detection Based on anapole Mode[J]. Laser & Optoelectronics Progress, 2021, 58(3): 3050011

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- Laser & Optoelectronics Progress
- Vol. 58, Issue 3, 3050011 (2021)

Fig. 1. Schematic of anapole dielectric nanostructure

Fig. 2. Transmission spectrum curves of two structures

Fig. 3. Transmission spectrum curves under different periods

Fig. 4. Transmission spectrum curves under different conditions. (a) SiO2 of different thickness; (b) Si of different heights

Fig. 5. Transmission spectrum curves of different slot lengths and slot widths

Fig. 6. Electric field distribution of nanostructures under different conditions. (a) Surface; (b) cross section

Fig. 7. Transmission spectrum curves of different refractive index

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