Passive Infrared Sensing Using Plasmonic Resonant Dust Particles

<table>Illustration of our surface plasmon-based IR resonant particles. The gold subwavelength gratings along with cavity resonances produce distinct resonant absorption phenomenon within the LWIR band.</table>

International Journal of Optics

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Figure 2

Figure 2: Passive Infrared Sensing Using Plasmonic Resonant Dust Particles 