A handheld polarimetric imaging device and calibration technique for accurate mapping of terahertz Stokes vectors

ZB Harris, K Xu, MH Arbab - Scientific Reports, 2024 - nature.com
In recent years, handheld and portable terahertz instruments have been in rapid
development for various applications ranging from non-destructive testing to biomedical …

Terahertz polarimetric imaging of biological tissue: Monte Carlo modeling of signal contrast mechanisms due to Mie scattering

K Xu, MH Arbab - Biomedical Optics Express, 2024 - opg.optica.org
Many promising biomedical applications have been proposed for terahertz (THz)
spectroscopy and diagnostic imaging techniques. Polarimetric imaging systems are …

Terahertz ultra-wideband absorber by trapezoidal pyramid doped silicon/SU-8 metamaterial

J Huang, B Wang - Applied Materials Today, 2025 - Elsevier
In this paper, a polarization-independent ultra-wideband terahertz thermal absorber is
proposed, which is a 2D subwavelength grating with doped silicon as the base structure and …

[HTML][HTML] THz Polarimetric Imaging of Carbon Fiber-Reinforced Composites Using the Portable Handled Spectral Reflection (PHASR) Scanner

K Xu, ZB Harris, P Vahey… - Sensors (Basel …, 2024 - pmc.ncbi.nlm.nih.gov
Recent advancements in novel fiber-coupled and portable terahertz (THz) spectroscopic
imaging technology have accelerated applications in nondestructive testing (NDT). Although …

Polarization-sensitive PHASR Scanner and calibration technique for accurate mapping of the Stokes vectors in terahertz frequencies

ZB Harris, K Xu, MH Arbab - arXiv preprint arXiv:2403.13958, 2024 - arxiv.org
In recent years, handheld and portable terahertz instruments have been in rapid
development for various applications ranging from non-destructive testing to biomedical …

Polarimetric backscattering contrast of THz waves due to discrete structures in biological tissues: a Monte Carlo simulation

K Xu, HM Arbab - … Light and Optical Angular Momentum for …, 2024 - spiedigitallibrary.org
Several promising applications of terahertz spectroscopy and imaging techniques in
biological and medical diagnostics have been investigated over the years. Polarimetric …

THz Polarimetric Imaging of Carbon Fiber-Reinforced Composites Using a Handheld Scanner

K Xu, ZB Harris, P Vahey, MH Arbab - 2024 - researchsquare.com
Recent advancements in novel terahertz (THz) spectroscopic imaging technology have
accelerated applications in nondestructive testing (NDT). Although polarization information …

Polarization-Sensitive THz Time-Domain Imaging of 27 by 27 mm2 Field of View at About 0.5 Frames per Second Using the PHASR Scanner 3.0

ZB Harris, K Xu, MH Arbab - 2023 48th International …, 2023 - ieeexplore.ieee.org
We present the terahertz Portable HAndheld Spectral Reflection (PHASR) Scanner version
3.0, a polarization-sensitive imaging system, which can acquire a 1 inch-square full THz …

Imaging the Stokes Vector of Backscattered THz Speckle Fields Using the Two-Channel PHASR Scanner

K Xu, ZB Harris, MH Arbab - 2023 48th International …, 2023 - ieeexplore.ieee.org
We present the polarimetric version of our Portable Handheld Spectral Reflection (PHASR)
Scanner to directly capture terahertz speckles in the normal incidence back-scattering …

Monte Carlo Simulations of Signal Contrast Mechanisms in Broadband Terahertz Polarimetric Imaging of Biological Tissues

K Xu, MH Arbab - … on Infrared, Millimeter, and Terahertz Waves …, 2023 - ieeexplore.ieee.org
Terahertz techniques have promising applications in biological and medical diagnosis.
Polarimetric imaging systems are useful for enhancing imaging contrasts, yet the interplay …