3 papers
physics.med-ph2024
Explanations of MTF discrepancy in grating-based X-ray differential phase contrast CT imaging
Yuhang Tan, Jiecheng Yang, Hairong Zheng +3
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 co…
eess.IV2023
Model-driven CT reconstruction algorithm for nano-resolution X-ray phase contrast imaging
Xuebao Cai, Yuhang Tan, Ting Su +5
The low-density imaging performance of a zone plate based nano-resolution hard X-ray computed tomography (CT) system can be significantly improved by incorporating a grating-based…
physics.optics2021
X-ray phase-sensitive microscope imaging with a grating interferometer: theory and simulation
Jiecheng Yang, Yongshuai Ge, Dong Liang +1
In this work, a general theoretical framework is presented to explain the formation of the phase signal in an X-ray microscope integrated with a grating interferometer, which simul…