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physics.optics2026
Design and Verification of a Terahertz Bandpass Filter using a Spoof Surface Plasmon Polariton Waveguide with Gapped Unit Cells
Mohsen Haghighat, Ali Dehghanian, Levi Smith
This paper presents the experimental verification of a planar guided-wave terahertz (THz) spoof surface plasmon polariton (SSPP) bandpass filter (BPF) using a coplanar stripline (C…
physics.optics2026★ 1 cited
A Terahertz Bandpass Filter Using a Capacitive Transition Circuit and a Spoof Surface Plasmon Polariton Waveguide
Mohsen Haghighat, Levi Smith
This paper presents a novel terahertz (THz) bandpass filter (BPF) based on a spoof surface plasmon polariton (SSPP) waveguide with a center frequency of 1 THz and a 3 dB bandwidth…
physics.optics2024
Terahertz Bandstop Filter Using Varying Radii Split-Ring Resonators
Saeid Asadi, Mohsen Haghighat, Thomas Darcie +1
In this letter we report a proof-of-concept terahertz band-stop filter constructed from split-ring resonators that has a center frequency of 1.06 THz and a -3 dB bandwidth of 0.36…