Sampling grating approach for X-ray differential phase contrast imaging

Y Du, X Liu, J Huang, Y Lei, Z Zhao, D Lin, J Guo… - Optics …, 2015 - opg.optica.org
Grating-based X-ray differential phase contrast imaging (GDPCI) typically employs the
phase-stepping technique to extract an object's phase information. This method requires …

Grating based x-ray differential phase contrast imaging without mechanical phase stepping

Y Ge, K Li, J Garrett, GH Chen - Optics Express, 2014 - opg.optica.org
Grating-based x-ray differential phase contrast imaging (DPCI) often uses a phase stepping
procedure to acquire data that enables the extraction of phase information. This method …

Fast data acquisition method in X-ray differential phase contrast imaging using a new grating design

Y Ge, K Li, J Garrett, GH Chen - Medical Imaging 2014 …, 2014 - spiedigitallibrary.org
Grating-based x-ray differential phase contrast imaging (DPCI) often uses a phase stepping
procedure that involves sequential grating motion and multiple x-ray exposures to obtain x …

Optimization of grating designs for x-ray differential phase contrast imaging

J Zambelli, K Li, N Bevins… - Medical Imaging 2012 …, 2012 - spiedigitallibrary.org
The demonstration of x-ray differential phase contrast (DPC) imaging with a grating
interferometer based setup using both synchrotron sources 1 and conventional low …

Shading correction for grating-based differential phase contrast x-ray imaging

S Kaeppler, J Wandner, T Weber… - 2014 IEEE Nuclear …, 2014 - ieeexplore.ieee.org
Grating-based differential phase-contrast X-ray is a novel imaging modality with excellent
soft-tissue contrast. Besides standard X-ray attenuation, it provides complementary …

Is high sensitivity always desirable for a grating‐based differential phase contrast imaging system?

X Ji, R Zhang, K Li, GH Chen - Medical physics, 2020 - Wiley Online Library
Purpose In grating‐based x‐ray differential phase contrast (DPC) imaging, the measured
signal amplitude of the phase shift induced by an image object is proportional to the so …

Analysis and correction of bias induced by phase stepping jitter in grating-based X-ray phase-contrast imaging

F De Marco, M Marschner, L Birnbacher, P Noël… - Optics …, 2018 - opg.optica.org
Grating-based X-ray phase-contrast (gbPC) is an X-ray phase-contrast imaging method
involving optical gratings that typically employs the Talbot self-imaging effect. X-ray phase …

[HTML][HTML] Fast x-ray differential phase contrast imaging with one exposure and without movements

J Fu, X Shi, W Guo, P Peng - Scientific Reports, 2019 - nature.com
Grating interferometry X-ray differential phase contrast imaging (GI-XDPCI) has provided
enhanced imaging contrast and attracted more and more interests. Currently the low …

Motionless phase stepping in X-ray phase contrast imaging with a compact source

H Miao, L Chen, EE Bennett… - Proceedings of the …, 2013 - National Acad Sciences
X-ray phase contrast imaging offers a way to visualize the internal structures of an object
without the need to deposit significant radiation, and thereby alleviate the main concern in X …

Explanations of MTF discrepancy in grating-based X-ray differential phase contrast CT imaging

Y Tan, J Yang, H Zheng, D Liang, P Zhu… - arXiv preprint arXiv …, 2024 - arxiv.org
As a multi-contrast X-ray computed tomography (CT) imaging system, the grating-based
Talbot-Lau interferometer is able to generate the absorption contrast and differential phase …