Imaging performance of phase-contrast breast computed tomography with synchrotron radiation and a CdTe photon-counting detector

A Sarno, G Mettivier, B Golosio, P Oliva, G Spandre… - Physica Medica, 2016 - Elsevier
Abstract Purpose Within the SYRMA-CT collaboration based at the ELETTRA synchrotron
radiation (SR) facility the authors investigated the imaging performance of the phase …

Large field of view grating interferometers for X-ray phase contrast imaging and CT at high energy

D Stutman, M Finkenthal - US Patent 9,329,141, 2016 - Google Patents
(57) ABSTRACT A device and method of the present disclosure provides large field-of-view
Talbot-Lau phase contrast CT systems up to very high X-ray energy. The device includes …

System and method for phase-contrast X-ray imaging

D Stutman, M Finkenthal - US Patent 9,439,613, 2016 - Google Patents
(57) ABSTRACT A differential phase contrast X-ray imaging system includes an X-ray
illumination system, a beam splitter arranged in a radiation path of the X-ray illumination …

Characterization of imaging performance in differential phase contrast CT compared with the conventional CT—Noise power spectrum NPS(k)

X Tang, Y Yang, S Tang - Medical physics, 2011 - Wiley Online Library
Purpose: The differential phase contrast CT is emerging as a new technology to improve the
contrast sensitivity of the conventional CT. Via system analysis, modeling, and computer …

Diagnosis of breast cancer based on microcalcifications using grating-based phase contrast CT

X Li, H Gao, Z Chen, L Zhang, X Zhu, S Wang… - European radiology, 2018 - Springer
Objectives Microcalcifications are an important feature in the diagnosis of breast cancer,
especially in the early stages. In this paper, a CT-based method is proposed to potentially …

Characterization of imaging performance in differential phase contrast CT compared with the conventional CT: Spectrum of noise equivalent quanta NEQ(k)

X Tang, Y Yang, S Tang - Medical physics, 2012 - Wiley Online Library
Purpose: Differential phase contrast CT (DPC‐CT) is emerging as a new technology to
improve the contrast sensitivity of conventional attenuation‐based CT. The noise equivalent …

[PDF][PDF] 基于X 射线光栅相衬成像的乳腺癌诊断技术的现状和发展前景

李新斌, 陈志强, 张丽, 付怡 - 中国体视学与图像分析, 2015 - researchgate.net
随着(射线相衬成像技术的发展, 适用于临床诊断的(射线光栅相衬成像成为当下一个研究热点"
该成像技术可用于常规(光源, 并同时获得衰减# 相衬及暗场三种图像, 具有比传统衰减成像更高 …

Evaluation of differential phase contrast cone beam CT imaging system

J Liu, W Cai, R Ning - Journal of X-ray Science and …, 2017 - content.iospress.com
Grating-based differential phase contrast (DPC) imaging enables the use of a hospital-grade
X-ray tube, but compromises the image quality due to insufficiently coherent illumination. In …

Performance evaluation of a differential phase-contrast cone-beam (DPC-CBCT) system for soft tissue imaging

Y Yu, R Ning, W Cai - Medical Imaging 2011: Physics of …, 2011 - spiedigitallibrary.org
Differential phase-contrast (DPC) technique is promising as the next breakthrough in the
field of X-ray CT imaging. Utilizing the long ignored X-ray phase information, Differential …

Performance investigation of a hospital-grade X-ray tube-based differential phase-contrast cone beam CT system

Y Yu, R Ning, W Cai, J Liu… - Medical Imaging 2012 …, 2012 - spiedigitallibrary.org
Differential phase contrast technique could be the next breakthrough in the field of CT
imaging. While traditional absorption-based X-ray CT imaging is inefficient at differentiating …