Kim, H S; Liu, C H; Andy, A S; Degl’Innocenti, R; Alomainy, A; Ahn, Y H; Naftaly, M; Cunningham, J; Park, S J (2025) Enhanced Sensitivity of 3D-printed Terahertz Metamaterials with a Vertical Gap Structure for Single Microplastic Particle Detection. In: 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 August 2025, Helsinki, Finland.