X-ray computed tomography

PJ Withers, C Bouman, S Carmignato… - Nature Reviews …, 2021 - nature.com
X-ray computed tomography (CT) can reveal the internal details of objects in three
dimensions non-destructively. In this Primer, we outline the basic principles of CT and …

Characterization of pharmaceutical tablets by X-ray tomography

J Vijayakumar, NM Goudarzi, G Eeckhaut… - Pharmaceuticals, 2023 - mdpi.com
Solid dosage forms such as tablets are extensively used in drug administration for their
simplicity and large-scale manufacturing capabilities. High-resolution X-ray tomography is …

Implementation of a dual-phase grating interferometer for multi-scale characterization of building materials by tunable dark-field imaging

C Organista, R Tang, Z Shi, K Jefimovs, D Josell… - Scientific Reports, 2024 - nature.com
The multi-scale characterization of building materials is necessary to understand complex
mechanical processes, with the goal of develo** new more sustainable materials. To that …

[HTML][HTML] Microfabrication of X-ray optics by metal assisted chemical etching: A review

L Romano, M Stampanoni - Micromachines, 2020 - mdpi.com
High-aspect-ratio silicon micro-and nanostructures are technologically relevant in several
applications, such as microelectronics, microelectromechanical systems, sensors …

Pixel-wise beam-hardening correction for dark-field signal in X-ray dual-phase grating interferometry

R Tang, C Organista, L Romano, L Van Hoorebeke… - Optics …, 2023 - opg.optica.org
The dark-field signal provided by X-ray grating interferometry is an invaluable tool for
providing structural information beyond the direct spatial resolution and their variations on a …

[HTML][HTML] Exploration of the x-ray dark-field signal in mineral building materials

BK Blykers, C Organista, M Kagias, F Marone… - Journal of …, 2022 - mdpi.com
Mineral building materials suffer from weathering processes such as salt efflorescence,
freeze–thaw cycling, and microbial colonization. All of these processes are linked to water …

Grating-based spectral X-ray dark-field imaging for correlation with structural size measures

K Taphorn, F De Marco, J Andrejewski, T Sellerer… - Scientific Reports, 2020 - nature.com
X-ray dark-field (XDF) imaging accesses information on the small-angle scattering
properties of the sample. With grating interferometry, the measured scattering signal is …

[HTML][HTML] Direct x-ray scattering signal measurements in edge-illumination/beam-tracking imaging and their interplay with the variance of the refraction signals

I Buchanan, S Cipiccia, C Peiffer… - Applied Physics …, 2023 - pubs.aip.org
X-ray dark-field or ultra-small angle scatter imaging has become increasingly important
since the introduction of phase-based x-ray imaging and is having transformative impact in …

Method for auto-alignment and determination of parameter space in dual-phase grating interferometry

R Tang, W Goethals, C Organista, L Van Hoorebeke… - Optics …, 2024 - opg.optica.org
X-ray dual-phase grating interferometry provides quantitative micro-structural information
beyond the optical resolution through its tunable correlation length. Ensuring optimal …

Tunable X-ray dark-field imaging for sub-resolution feature size quantification in porous media

BK Blykers, C Organista, MN Boone, M Kagias… - Scientific reports, 2021 - nature.com
X-ray computed micro-tomography typically involves a trade-off between sample size and
resolution, complicating the study at a micrometer scale of representative volumes of …