Improved resolution in x-ray tomography by super-resolution

T Dreier, N Peruzzi, U Lundström, M Bech - Applied Optics, 2021 - opg.optica.org
In this paper, super-resolution imaging is described and evaluated for x-ray tomography and
is compared with standard tomography and upscaling during reconstruction. Blurring is …

Enhancing tabletop x-ray phase contrast imaging with nano-fabrication

H Miao, AA Gomella, KJ Harmon, EE Bennett… - Scientific reports, 2015 - nature.com
X-ray phase-contrast imaging is a promising approach for improving soft-tissue contrast and
lowering radiation dose in biomedical applications. While current tabletop imaging systems …

Super-resolution x-ray phase-contrast and dark-field imaging with a single 2D grating and electromagnetic source stepping

KR Rix, T Dreier, T Shen, M Bech - Physics in Medicine & Biology, 2019 - iopscience.iop.org
Here we report a method for increased resolution of single exposure three modality x-ray
images using super-resolution. The three x-ray image modalities are absorption-, differential …

Edge-illumination X-ray phase contrast imaging with Pt-based metallic glass masks

S Saghamanesh, SMR Aghamiri, A Olivo… - Review of Scientific …, 2017 - pubs.aip.org
Edge-illumination x-ray phase contrast imaging (EI XPCI) is a non-interferometric phase-
sensitive method where two absorption masks are employed. These masks are fabricated …

Photon detection efficiency of laboratory-based x-ray phase contrast imaging techniques for mammography: a Monte Carlo study

S Saghamanesh, SM Aghamiri… - Physics in Medicine …, 2017 - iopscience.iop.org
An important challenge in real-world biomedical applications of x-ray phase contrast
imaging (XPCI) techniques is the efficient use of the photon flux generated by an incoherent …

High-sensitivity grating-based phase-contrast computed tomography with incoherent sources

LJB Birnbacher - 2018 - mediatum.ub.tum.de
This work addresses several challenges of grating-based phase-contrast computed
tomography (GBPC-CT) that occur when going from monochromatic, high-flux synchrotron …

[PDF][PDF] The development of phase-contrast imaging techniques toward implementation in clinical mammography

I O'Hea - 2015 - researchgate.net
The limitations of X-ray imaging, currently used as a primary imaging technique for the
detection of breast cancer, are attributed to the physical principle of an absorption-based …