On the “unreasonable” effectiveness of transport of intensity imaging and optical deconvolution

TE Gureyev, YI Nesterets, A Kozlov, DM Paganin… - JOSA A, 2017 - opg.optica.org
The effectiveness of reconstructive imaging using the homogeneous transport of intensity
equation may be regarded as “unreasonable,” because it has been shown to significantly …

Neutron ghost imaging

AM Kingston, GR Myers, D Pelliccia, F Salvemini… - Physical Review A, 2020 - APS
Ghost imaging is demonstrated using a polyenergetic reactor source of thermal neutrons.
This enables position resolution to be incorporated into a variety of neutron instruments that …

Different channels to transmit information in scattering media

X Zhang, J Gao, Y Gan, C Song, D Zhang, S Zhuang… - PhotoniX, 2023 - Springer
A communication channel should be built to transmit information from one place to another.
Imaging is 2 or higher dimensional information communication. Conventionally, an imaging …

[HTML][HTML] High dose efficiency atomic resolution imaging via electron ptychography

TJ Pennycook, GT Martinez, PD Nellist, JC Meyer - Ultramicroscopy, 2019 - Elsevier
Radiation damage places a fundamental limitation on the ability of microscopy to resolve
many types of materials at high resolution. Here we evaluate the dose efficiency of phase …

Characterization of metals in four dimensions

AJ Shahani, X Xiao, EM Lauridsen… - Materials Research …, 2020 - Taylor & Francis
The ability to watch the three-dimensional (3D) evolution of structural materials is a
breakthrough in non-destructive characterization. In particular, X-ray tomographic imaging …

Optimization of propagation-based x-ray phase-contrast tomography for breast cancer imaging

P Baran, S Pacilè, YI Nesterets, SC Mayo… - Physics in Medicine …, 2017 - iopscience.iop.org
The aim of this study was to optimise the experimental protocol and data analysis for in-vivo
breast cancer x-ray imaging. Results are presented of the experiment at the SYRMEP …

Propagation‐based x‐ray phase‐contrast tomography of mastectomy samples using synchrotron radiation

TE Gureyev, YI Nesterets, PM Baran, ST Taba… - Medical …, 2019 - Wiley Online Library
Purpose Propagation‐based phase‐contrast computed tomography (PB‐CT) is a method for
three‐dimensional x‐ray imaging that utilizes refraction, as well as absorption, of x rays in …

Dark-field signal extraction in propagation-based phase-contrast imaging

TE Gureyev, DM Paganin, B Arhatari… - Physics in Medicine …, 2020 - iopscience.iop.org
A method for extracting the dark-field signal in propagation-based phase-contrast imaging is
proposed. In the case of objects consisting predominantly of a single material, or several …

Paraxial diffusion-field retrieval

DM Paganin, D Pelliccia, KS Morgan - Physical Review A, 2023 - APS
Unresolved spatially random microstructure, in an illuminated sample, can lead to position-
dependent blur when an image of that sample is formed. For a small propagation distance …

Investigation of the imaging quality of synchrotron-based phase-contrast mammographic tomography

TE Gureyev, SC Mayo, YI Nesterets… - Journal of Physics D …, 2014 - iopscience.iop.org
We report the results of a systematic study of phase-contrast x-ray computed tomography in
the propagation-based and analyser-based modes using specially designed phantoms and …