Multi-material spectral photon-counting micro-CT with minimum residual decomposition and self-supervised deep denoising
Spectral micro-CT imaging with direct-detection energy discriminating photon counting
detectors having small pixel size (< 100× 100 µm^ 2) is mainly hampered by: i) the limited …
detectors having small pixel size (< 100× 100 µm^ 2) is mainly hampered by: i) the limited …
PEPI Lab: a flexible compact multi-modal setup for X-ray phase-contrast and spectral imaging
This paper presents a new flexible compact multi-modal imaging setup referred to as PEPI
(Photon-counting Edge-illumination Phase-contrast imaging) Lab, which is based on the …
(Photon-counting Edge-illumination Phase-contrast imaging) Lab, which is based on the …
Development and validation of a simulation tool for k-edge subtraction imaging with polychromatic spectra and x-ray photon counting detectors
V Di Trapani, P Oliva, F Arfelli, L Brombal… - Nuclear Instruments and …, 2023 - Elsevier
Abstract In K-Edge Subtraction (KES) imaging the K-edge of a high-Z contrast medium is
used to generate a differential image in which, in principle, only the contrast agent is visible …
used to generate a differential image in which, in principle, only the contrast agent is visible …
Time varying flat field correction of X-ray microtomography with an improved deep-learning method
K Du, M Xu, Y Xue, G Du, B Deng, H Xie, T Xiao - Optics Express, 2024 - opg.optica.org
In X-ray microtomography, the flat field image is usually needed to normalize the collected
sample projections. Owing to the high brightness of the synchrotron radiation facility …
sample projections. Owing to the high brightness of the synchrotron radiation facility …
Low-rank flat-field correction for artifact reduction in spectral computed tomography
KO Bangsgaard, G Burca, E Ametova… - … in Science and …, 2023 - Taylor & Francis
Spectral computed tomography has received considerable interest in recent years since
spectral measurements contain much richer information about the object of interest. In …
spectral measurements contain much richer information about the object of interest. In …
Speckle-based imaging (SBI) applications with spectral photon counting detectors at the newly established OPTIMATO (OPTimal IMAging and TOmography) …
V Di Trapani, S Savatović, F De Marco… - Journal of …, 2024 - iopscience.iop.org
Speckle-based imaging (SBI) is an advanced X-ray imaging technique that measures phase
and dark-field signals, in addition to absorption signals. SBI uses random wavefront …
and dark-field signals, in addition to absorption signals. SBI uses random wavefront …
Design and performance of a cone-beam computed tomography system for small animals
Y Zhang, J Han, R Song, X Yan, Y Huang… - Nuclear Instruments and …, 2023 - Elsevier
A cone-beam computed tomography (CBCT) system was designed for small animals in this
study. The magnification of the system was adjusted to within 1.0–8.0. An effective method to …
study. The magnification of the system was adjusted to within 1.0–8.0. An effective method to …
First linac‐mounted photon counting detector for image guided radiotherapy: Planar image quality characterization
S Hood, M Newall, P Butler, R O'Brien, M Petasecca… - Medical … - Wiley Online Library
Background Image guided radiotherapy (IGRT) with cone‐beam computed tomography
(CBCT) is limited by the sub‐optimal soft‐tissue contrast and spatial resolution of energy …
(CBCT) is limited by the sub‐optimal soft‐tissue contrast and spatial resolution of energy …