A novel terahertz metasurface based on a single-walled carbon nanotube film for sensing application
Yue Wang, Xiang Zhang, Xiaoju Zhang, Tao Zhou, Zijian Cui, Kuang Zhang
Abstract
A single-walled carbon nanotube film metasurface sensor for detection trace concentrate of pesticide based on the transmission resonance induced by THz surface plasmon polaritons was developed. The proposed sensor has a low detection limit of 10 ng.
Topics & Concepts
Terahertz radiationCarbon nanotubeMaterials scienceSurface plasmon resonanceSurface plasmon polaritonOptoelectronicsNanotechnologyDetection limitPolaritonSurface plasmonPlasmonNanoparticleChemistryChromatographyTerahertz technology and applicationsPlasmonic and Surface Plasmon ResearchMetamaterials and Metasurfaces Applications