Three-dimensional visualization of microvasculature from few-projection data using a novel CT reconstruction algorithm for propagation-based X-ray phase-contrast …

Y Zhao, D Ji, Y Li, X Zhao, W Lv, X Xin… - Biomedical Optics …, 2020 - opg.optica.org
Propagation-based X-ray phase-contrast imaging (PBI) is a powerful nondestructive imaging
technique that can reveal the internal detailed structures in weakly absorbing samples …

Optimization of reconstructed quality of hard x-ray phase microtomography

H Liu, X Wu, T Xiao - Applied optics, 2015 - opg.optica.org
For applications of hard x-ray propagation-based phase-contrast computed
microtomography (PPCT) in high-resolution biological research, high spatial resolution and …

In-line phase contrast micro-CT reconstruction for biomedical specimens

J Fu, R Tan - Bio-medical materials and engineering, 2014 - content.iospress.com
X-ray phase contrast micro computed tomography (micro-CT) can non-destructively provide
the internal structure information of soft tissues and low atomic number materials. It has …

Fast 3D reconstruction method for differential phase contrast X-ray CT

MT McCann, M Nilchian, M Stampanoni, M Unser - Optics express, 2016 - opg.optica.org
We present a fast algorithm for fully 3D regularized X-ray tomography reconstruction for both
traditional and differential phase contrast measurements. In many applications, it is critical to …

Framework to optimize fixed-length micro-CT systems for propagation-based phase-contrast imaging

G Lioliou, I Buchanan, A Astolfo, M Endrizzi, D Bate… - Optics …, 2024 - opg.optica.org
A laboratory X-ray imaging system with a setup that closely resembles commercial micro-CT
systems with a fixed source-to-detector distance of∼ 90 cm is investigated for single …

Iterative reconstruction algorithm based on discriminant adaptive-weighted TV regularization for fibrous biological tissues using in-line X-ray phase-contrast imaging

M Zheng, Y Zhao, S Han, D Ji, Y Li, W Lv… - Biomedical Optics …, 2021 - opg.optica.org
In-line X-ray phase-contrast computed tomography (IL-PCCT) can produce high-contrast
and high-resolution images of biological samples, and it has a great advantage with regard …

High‐resolution 3D imaging of microvascular architecture in human glioma tissues using X‐ray phase‐contrast computed tomography as a potential adjunct to …

W Zhang, J Jian, C Sun, J Chen, W Lv… - … Journal of Imaging …, 2020 - Wiley Online Library
Gliomas are rich in blood vessels, and the generation of tumor‐associated vessels plays an
important role in glioma growth and transfer. Histology can directly depict microvascular …

Geometry-constraint-scan imaging for in-line phase contrast micro-CT

J Fu, G Yu, D Fan - Bio-medical materials and engineering, 2014 - content.iospress.com
X-ray phase contrast computed tomography (CT) uses the phase shift that x-rays undergo
when passing through matter, rather than their attenuation, as the imaging signal and may …

[HTML][HTML] Statistical iterative reconstruction algorithm for X-ray phase-contrast CT

D Hahn, P Thibault, A Fehringer, M Bech, T Koehler… - Scientific reports, 2015 - nature.com
Grating-based phase-contrast computed tomography (PCCT) is a promising imaging tool on
the horizon for pre-clinical and clinical applications. Until now PCCT has been plagued by …

Improving spatial resolution with an edge-enhancement model for low-dose propagation-based X-ray phase-contrast computed tomography

L Zhang, H Zhao, Z Zhou, M Jia, L Zhang, J Jiang… - Optics …, 2021 - opg.optica.org
Propagation-based X-ray phase-contrast computed tomography (PB-PCCT) has been
increasingly popular for distinguishing low contrast tissues. Phase retrieval is an important …