High-performance mid-infrared refractive index sensing all-dielectric metasurface with dual resonance excited by bound states in the continuum and toroidal dipole mode
Shuwei Wang, Zhongzhu Liang, Xiaoyan Shi, Fuming Yang, Yongjun Dong, Rui Dai, Yan Jia, Enzhu Hou, Zhe Wu, Hua Liu, Sixuan Li
Topics & Concepts
Refractive indexDielectricDipolePolarization (electrochemistry)Multipole expansionOpticsInfraredFano resonanceMaterials sciencePhysicsOptoelectronicsPlasmonChemistryPhysical chemistryQuantum mechanicsMetamaterials and Metasurfaces ApplicationsPlasmonic and Surface Plasmon ResearchAdvanced Antenna and Metasurface Technologies