Metal artifact correction in photon‐counting detector computed tomography: metal trace replacement using high‐energy data

D Richtsmeier, J O'Connell, PA Rodesch… - Medical …, 2023 - Wiley Online Library
Background Metal artifacts have been an outstanding issue in computed tomography (CT)
since its first uses in the clinic and continue to interfere. Metal artifact reduction (MAR) …

Metal artifact reduction in kV CT images throughout two-step sequential deep convolutional neural networks by combining multi-modal imaging (MARTIAN)

H Kim, SK Yoo, DW Kim, H Lee, CS Hong, MC Han… - Scientific Reports, 2022 - nature.com
This work attempted to construct a new metal artifact reduction (MAR) framework in kilo-
voltage (kV) computed tomography (CT) images by combining (1) deep learning and (2) …

Beam-hardening correction method for quantifying moisture content in cement paste based on X-ray radiography

X Wang, B Dong, X Feng, S Hong, X Huang - Construction and Building …, 2024 - Elsevier
The X-ray spectrum changes while traveling through specimen, and this phenomenon,
known as the beam-hardening effect, breaks the linear relationship between the intensity …

Seeing the whole picture: Methods for getting the most from micro X-ray computed tomography of TRISO nuclear fuel particles

WC Chuirazzi, JJ Kane, NL Cordes… - Tomography of Materials …, 2023 - Elsevier
Tristructural isotropic (TRISO) coated fuel particles are a nuclear fuel form under extensive
study for use in advanced nuclear reactor concepts. TRISO fuels are subjected to high …

The nature of metal artifacts in X-ray computed tomography and their reduction by optimization of tomography systems parameters

SP Osipov, SV Chakhlov, VY Zhvyrblia, DA Sednev… - Applied Sciences, 2023 - mdpi.com
A significant gap in the known methods for assessing the levels of metal artifacts in X-ray
computed tomography and approaches to their reduction is an almost complete disregard …

Nonconvex weighted variational metal artifacts removal via convergent primal-dual algorithms

L Wang, Z Chen, Z Liu, Y Li, Y Zhao, H Li… - Inverse …, 2024 - iopscience.iop.org
Direct reconstruction through filtered back projection engenders metal artifacts in
polychromatic computed tomography images, attributed to highly attenuating implants …

Multi-Scale Characterization of Porosity and Cracks in Silicon Carbide Cladding after Transient Reactor Test Facility Irradiation

F Xu, T Yao, P Xu, JL Schulthess, MD Matos… - Energies, 2023 - mdpi.com
Silicon carbide (SiC) ceramic matrix composite (CMC) cladding is currently being pursued
as one of the leading candidates for accident-tolerant fuel (ATF) cladding for light water …

Evaluation of the effects of differences in metal artifact type and location on image quality in computed tomography scans

SW Lim, WK Choi, S Kim - Journal of Medical Physics, 2023 - journals.lww.com
Artifacts in computed tomography scans distort anatomical information and prevent an
accurate diagnosis. Therefore, this study aims to determine the most effective method for …

[HTML][HTML] Hybrid model-based and deep learning-based metal artifact reduction method in dental cone-beam computed tomography

J Hur, YG Shin, H Lee - Nuclear Engineering and Technology, 2023 - Elsevier
Objective To present a hybrid approach that incorporates a constrained beam-hardening
estimator (CBHE) and deep learning (DL)-based post-refinement for metal artifact reduction …

Advanced Analytics on 3D X-ray Tomography of Irradiated Silicon Carbide Claddings

F Xu, JJ Kane, P Xu, JL Schulthess… - arXiv preprint arXiv …, 2023 - arxiv.org
Silicon Carbide (SiC) ceramic matrix composite (CMC) cladding is currently being pursued
as one of the leading candidates for accident-tolerant fuels. To enable an improved …