On x-ray phase imaging with a point source
TE Gureyev, SW Wilkins - JOSA A, 1998 - opg.optica.org
A theoretical analysis of the in-line method of x-ray phase-contrast imaging with a small
(microfocus) source is presented. By applying the stationary-phase formula to the Fresnel …
(microfocus) source is presented. By applying the stationary-phase formula to the Fresnel …
Quantitative comparison of direct phase retrieval algorithms in in‐line phase tomography
A well‐known problem in x‐ray microcomputed tomography is low sensitivity. Phase contrast
imaging offers an increase of sensitivity of up to a factor of in the hard x‐ray region, which …
imaging offers an increase of sensitivity of up to a factor of in the hard x‐ray region, which …
A quantitative, non-interferometric x-ray phase contrast imaging technique
We present a quantitative, non-interferometric, X-ray differential phase contrast imaging
technique based on the edge illumination principle. We derive a novel phase retrieval …
technique based on the edge illumination principle. We derive a novel phase retrieval …
Some simple rules for contrast, signal-to-noise and resolution in in-line x-ray phase-contrast imaging
TE Gureyev, YI Nesterets, AW Stevenson, PR Miller… - Optics express, 2008 - opg.optica.org
Simple analytical expressions are derived for the spatial resolution, contrast and signal-to-
noise in X-ray projection images of a generic phase edge. The obtained expressions take …
noise in X-ray projection images of a generic phase edge. The obtained expressions take …
X-ray phase imaging: Demonstration of extended conditions with homogeneous objects
We discuss contrast formation in a propagating x-ray beam. We consider the validity
conditions for linear relations based on the transport-of-intensity equation (TIE) and on …
conditions for linear relations based on the transport-of-intensity equation (TIE) and on …
A simplified approach to quantitative coded aperture x-ray phase imaging
We recently demonstrated how quantitative X-ray phase contrast imaging may be performed
with laboratory sources using the coded aperture technique. This technique required the …
with laboratory sources using the coded aperture technique. This technique required the …
On the optimization of experimental parameters for x-ray in-line phase-contrast imaging
YI Nesterets, SW Wilkins, TE Gureyev… - Review of scientific …, 2005 - pubs.aip.org
General principles and results for the optimization of the performance of x-ray in-line phase-
contrast imaging systems for spatially incoherent sources are investigated. In particular …
contrast imaging systems for spatially incoherent sources are investigated. In particular …
[PDF][PDF] Single-image phase retrieval using an edge illumination X-ray phase-contrast imaging setup
PC Diemoz, FA Vittoria, CK Hagen… - Journal of …, 2015 - journals.iucr.org
A method is proposed which enables the retrieval of the thickness or of the projected
electron density of a sample from a single input image acquired with an edge illumination …
electron density of a sample from a single input image acquired with an edge illumination …
Comparison of two single-image phase-retrieval algorithms for in-line x-ray phase-contrast imaging
MN Boone, W Devulder, M Dierick… - Journal of the Optical …, 2012 - opg.optica.org
The attenuation of x-rays in a material forms the basis of x-ray radiography and tomography.
By measuring the transmission of the x-rays over a large amount of raypaths, the three …
By measuring the transmission of the x-rays over a large amount of raypaths, the three …
A general theoretical formalism for X-ray phase contrast imaging
The in-line phase-contrast imaging has great potential for clinical imaging applications. This
work presents a general theoretical formalism for the in-line phase-contrast imaging. The …
work presents a general theoretical formalism for the in-line phase-contrast imaging. The …