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physics.optics2026
Permittivity Characterization of 3D-Printed Materials at Millimeter Waves
Kamil Anıl Işık, Mohammad Mahdi Asgari, Xuchen Wang +4
In this study, we characterize the permittivity of various commercially available materials commonly used in 3D printing over the millimeter-wave frequency range of 70-110 GHz. The…
physics.optics2025
A Telecentric Offset Reflective Imaging System (TORIS) for Terahertz Imaging and Spectroscopy
Pouyan Rezapoor, Aleksi Tamminen, Juha Ala-Laurinaho +2
Terahertz (THz) imaging has emerged as a promising technology in medical diagnostics due to its non-ionizing radiation and high sensitivity to water content. However, conventional…