Lin Wang, Lei Zhang. Narrow-Spectrum Enhanced Sensor Based on Surface Plasmon Resonator[J]. Acta Optica Sinica, 2021, 41(7): 0724001
- Acta Optica Sinica
- Vol. 41, Issue 7, 0724001 (2021)
Fig. 1. Diagram of light incident in negative direction of Y axis into different structures. (a) MIM waveguide; (b) MIM-SPPs resonator
Fig. 2. SPPs resonator. (a) Structural sketches; (b) field distribution of incident TE polarized light; (c) field intensity contrast curves of center point inside cavity and any point outside cavity; (d) performance curves in cavity
Fig. 3. SPPs resonator with periodic arrangement of point light source incident. (a) Schematic of light focusing on sensor surface; (b) simulation results of FDTD
Fig. 4. Schematic of CCD unit
Fig. 5. Performance diagram of SPPs resonator with Si nanowires. (a) Field distribution diagram; (b) transmission, reflection and absorption spectra of broad spectrum; (c) imaginary part data points of Si refractive index; (d) carrier concentration curves
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