X-ray phase-contrast imaging: from pre-clinical applications towards clinics

A Bravin, P Coan, P Suortti - Physics in Medicine & Biology, 2012 - iopscience.iop.org
Phase-contrast x-ray imaging (PCI) is an innovative method that is sensitive to the refraction
of the x-rays in matter. PCI is particularly adapted to visualize weakly absorbing details like …

A low-background-intensity focusing small-angle X-ray scattering undulator beamline

NM Kirby, ST Mudie, AM Hawley… - Journal of Applied …, 2013 - journals.iucr.org
The SAXS/WAXS beamline at the Australian Synchrotron is an advanced and flexible
undulator X-ray scattering beamline used for small-and wide-angle X-ray scattering analysis …

Investigating the robustness of a deep learning-based method for quantitative phase retrieval from propagation-based x-ray phase contrast measurements under …

R Deshpande, A Avachat, FJ Brooks… - Physics in Medicine & …, 2023 - iopscience.iop.org
Objective. Quantitative phase retrieval (QPR) in propagation-based x-ray phase contrast
imaging of heterogeneous and structurally complicated objects is challenging under …

Single-exposure elemental differentiation and texture-sensitive phase-retrieval imaging with a neutron-counting microchannel-plate detector

BD Arhatari, DM Paganin, H Kirkwood, AS Tremsin… - Physical Review A, 2024 - APS
Microchannel-plate (MCP) detectors, when used at pulsed-neutron-source instruments, offer
the possibility of high spatial resolution and high contrast imaging with pixel-level …

An iterative method for near-field Fresnel region polychromatic phase contrast imaging

AJ Carroll, GA Van Riessen, E Balaur… - Journal of …, 2017 - iopscience.iop.org
We present an iterative method for polychromatic phase contrast imaging that is suitable for
broadband illumination and which allows for the quantitative determination of the thickness …

Polychromatic X-ray in-line phase-contrast tomography for soft tissue

X Guo, X Liu, M Gu, C Ni, S Huang, B Liu - Europhysics Letters, 2012 - iopscience.iop.org
An in-line phase-contrast computed tomography algorithm is proposed for the reconstruction
of the three-dimensional distribution of the electron density of a weak absorption sample …

Fresnel coherent diffractive imaging tomography of whole cells in capillaries

MB Luu, GA Van Riessen, B Abbey… - New Journal of …, 2014 - iopscience.iop.org
X-ray tomography can be used to study the structure of whole cells in close to their native
state. Ptychographic Fresnel coherent diffractive imaging (FCDI) holds particular promise for …

Multi-wavelength elemental contrast absorption imaging

MB Luu, CQ Tran, B Arhatari, E Balaur, N Kirby… - Optics …, 2011 - opg.optica.org
We report experimental demonstrations of a quantitative technique for elemental map**.
The technique operates in full-field imaging mode and uses three intensity measurements at …

A comparison of phase retrieval methods for propagation-based contrast x-ray imaging with polychromatic sources

RL Lohr, CC Scott, A Pil-Ali… - Medical Imaging 2020 …, 2020 - spiedigitallibrary.org
Propagation-based phase-contrast X-ray imaging is the earliest developed phase-contrast X-
ray imaging method, however, it requires mathematically intensive algorithms to retrieve …

Broadband x-ray ptychography

SRR Pradier, G van Riessen, GA Cadenazzi… - Xrm …, 2016 - ui.adsabs.harvard.edu
The Born modal expansion of the cross-spectral density is used to construct a ptychographic
imaging scheme appropriate for X-ray imaging using broadband partially coherent sources …