Designing Mid-Infrared Gold-Based Plasmonic Slot Waveguides for CO<sub>2</sub>-Sensing Applications.

Sensors (Basel) · 2021 · PMC8070310 · PMID 33920116

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a decreasing trendno p-value reported

Therefore, significant field intensity penetrates the substrate and cladding (see Figure 5 insets) which leads to a decreasing trend of N eff of the SPP mode.

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