Research Advance on the Sensing Characteristics of Refractive Index Sensors Based on Electromagnetic Metamaterials

Figure 4

Schematic diagrams and transmission spectra of metamaterial sensors with multiple Fano resonances. (a) Reproduced with permission from reference [27] copyright 2018, IEEE. Schematic diagrams, reflection spectra, and sensitivity of metamaterial sensors with multiple Fano resonances. (b) Reproduced with permission from reference [28] copyright 2018, IEEE.

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