Phase-contrast imaging of multiply-scattering extended objects at atomic resolution by reconstruction of the scattering matrix

PM Pelz, HG Brown, S Stonemeyer, SD Findlay… - Physical Review …, 2021 - APS
… Three-dimensional phase-contrast imaging of multiply-scattering samples in x-ray and
electron … At each iteration, we compute the derivatives ∂ ∂Cn,m with the automatic gradient …

Low-dose energy-resolved X-ray computed tomography using a filter-changing two-dimensional transXend detector

Y Yamashita, T Hamaguchi, I Kanno - Journal of Nuclear Science …, 2024 - Taylor & Francis
… as parallel beam, and the 180 projection data were used for CT image reconstruction. … image
reconstructed by the number of 60 keV X-rays given by the reordered measurement method

[HTML][HTML] Virtual unrolling technology based on terahertz computed tomography

T Wang, K Wang, K Zou, S Shen, Y Yang… - Optics and Lasers in …, 2022 - Elsevier
X-ray imaging techniques, including computed tomography (X-CT), micro computed
tomography (X-MCT), and phase-contrastmethod in slice image reconstruction. It is an analytic …

One-Step Method for Material Quantitation Using In-Line Tomography With Single Scanning

S Liao, S Deng, Y Zhu, H Zhang, P Zhu… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
… In-line phase-contrast computed tomography with single scanning attracts more … Image
reconstruction exploiting object sparsity in boundary-enhanced x-ray phase-contrast tomography

Least-squares and maximum-likelihood in computed tomography

MG Grewar, GR Myers… - … in X-Ray Tomography XIII, 2021 - spiedigitallibrary.org
X-ray detector, and potentially even refraction fringes in a propagation based phase-contrast
We omit the lengthy derivation of the derivatives 17 and present them here without showing …

[HTML][HTML] Posterior regularization method for phase removal of shale nano-structure imaging in space domain

S Fan, W Tang, Y Wang, MZ Nashed - Frontiers in Earth Science, 2023 - frontiersin.org
X-Ray computed tomography is a non-destructive method that is … shown that the X-ray in-line
phase contrast CT technology … For the second-order differential operator in A , we apply the …

Correction for mechanical inaccuracies in a scanning Talbot-Lau interferometer

W Noichl, F De Marco, K Willer, T Urban… - … on Medical Imaging, 2023 - ieeexplore.ieee.org
… Abstract—Grating-based X-ray phase-contrast and in particular … directly by standard techniques
from linear algebra, such as … differential phase-contrast imaging with low-brilliance X-ray

[图书][B] Micro-X-ray Computed Tomography Study of Moisture Swelling in Wood Cell Walls and Cellular Structures

XA Villegas - 2022 - search.proquest.com
… , fast phase-contrast micro X-ray computed tomography (µXCT) experiments were performed
to image the … The CGLS algorithm is an algebraic iterative reconstruction method based on …

Three-dimensional X-ray imaging and quantitative analysis of solid oxide cells

WKS Chiu, S De Angelis, PS Jørgensen, LT Kuhn - Materials Today, 2024 - Elsevier
iterative reconstruction algorithm, the amplitude and phase of the object can be reconstructed
… Holographic imaging is a phase contrast imaging technique that was originally developed …

Comparison of propagation-based CT using synchrotron radiation and conventional cone-beam CT for breast imaging

S Tavakoli Taba, P Baran, YI Nesterets, S Pacile… - European …, 2020 - Springer
… Propagation-based phase-contrast computed tomography (… and phase-contrast X-ray CT
are promising techniques for … of simultaneous iterative reconstruction technique (SIRT) [46] for …