Fig. 8: Different metamaterials for THz sensing.
From: Surface-enhanced spectroscopy technology based on metamaterials
a A THz all-dielectric metamaterial with high-Q toroidal dipole resonance governed by BIC. Reproduced with permission236. Copyright 2021, Walter de Gruyter Gmbh. b QBIC metallic metamaterial biosensor based on wide-area and intense light–matter interaction. Reproduced with permission237. Copyright 2023, Elsevier. c An all-silicon THz metamaterial enables a passive trap of analyte. Reproduced with permission238. Copyright 2024, Elsevier. d THz metamaterials for ultrafast switchable sensing of colorectal cells. Reproduced with permission242. Copyright 2022, Royal Society of Chemistry
