PHASE-CONTRAST

作品数：20被引量：16H指数：3
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相关领域：医药卫生更多>>
相关作者：包如意更多>>
相关机构：北京大学第一医院大连医科大学更多>>
相关期刊：《Chinese Medical Journal》《外科研究与新技术（中英文）》《Light(Science & Applications)》《Chinese Journal of Biomedical Engineering(English Edition)》更多>>
相关基金：国家自然科学基金天津市自然科学基金教育部留学回国人员科研启动基金上海市自然科学基金更多>>
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A cadaveric breast cancer tissue phantom for phase-contrast X-ray imaging applications
《Animal Models and Experimental Medicine》2023年第5期427-432,共6页Cody C.Rounds Chengyue Li Wei Zhou Kenneth M.Tichauer Jovan G.Brankov 
National Institutes of Health,Grant/Award Number:EB023969 and HL154687。
Background:As mammography X-ray imaging technologies advance and provide elevated contrast in soft tissues,a need has developed for reliable imaging phantoms for use in system design and component calibration.In advan...
关键词：breast tumors digital mammography imaging phantoms orthotopic animal models phasecontrast X-ray imaging 
Structure of the myenteric plexus in normal and diseased human ileum analyzed by X-ray virtual histology slices
《World Journal of Gastroenterology》2022年第29期3994-4006,共13页Bela Veress Niccolo Peruzzi Marina Eckermann Jasper Frohn Tim Salditt Martin Bech Bodil Ohlsson 
Supported by the Development Foundation of Region Skane,No.REGSKANE-818781 and No.2018-Projekt0024;the Foundation Skane University Hospital,No.2020-0000028.
BACKGROUND The enteric nervous system(ENS)is situated along the entire gastrointestinal tract and is divided into myenteric and submucosal plexuses in the small and large intestines.The ENS consists of neurons,glial c...
关键词：Enteric nervous system IMMUNOHISTOCHEMISTRY NEUROPATHY SYNCHROTRON Virtual histology Xray phase-contrast nanotomography 
Dehydration of plant cells shoves nuclei rotation allowing for 3D phase-contrast tomography被引量：1
《Light(Science & Applications)》2021年第10期1889-1904,共16页Zhe Wang Vittorio Bianco Daniele Pirone Pasquale Memmolo Massimiliano Maria Villone Pier Luca Maffettone Pietro Ferraro 
Single-cell phase-contrast tomography promises to become decisive for studying 3D intracellular structures in biology.It involves probing cells with light at wide angles,which unfortunately requires complex systems.He...
关键词：ROTATION HOLOGRAPHIC phase 
Efficient three-dimensional characterization of C/C composite reinforced with densely distributed fibers via X-ray phase-contrast microtomography被引量：4
《Chinese Optics Letters》2021年第7期99-104,共6页Ke Li Yantao Gao Haipeng Zhang Guohao Du Hefei Huang Hongjie Xu Tiqiao Xiao 
supported by the National Key Research and Development Program of China (Nos.2017YFA0206004,2017YFA0206002, 2018YFC1200204, and 2017YFA0403801);the National Natural Science Foundation of China(NSFC)(No.81430087)。
Carbon fiber(CF)/pyrolytic graphite(PG) composites are promising structural materials for molten salt reactors because of their superior performance.Due to the minor density difference between CF and PG, existing meth...
关键词：X-ray imaging C/C composite 3D characterization 
Enhanced quantitative X-ray phase-contrast images using Foucault differential filters
《Chinese Optics Letters》2017年第8期44-47,共4页Jaeho Choi Young-Sung Park 
supported by the research fund of Dankook University(No.R000122495)
Several X-ray phase visualization methods are being real- ized for imaging of phase objects, such as biological and polymeric specimens. Grating-based phase-contrast imaging using a source-grating-attached X-ray tube ...
关键词：real Enhanced quantitative X-ray phase-contrast images using Foucault differential filters FDF 
Anisotropic total variation minimization approach in in-line phase-contrast tomography and its application to correction of ring artifacts被引量：1
《Chinese Physics B》2017年第6期93-100,共8页冀东江 渠刚荣 胡春红 刘宝东 简建波 郭晓坤 
supported by the National Natural Science Foundation of China(Grant Nos.61671004,61271012,81371549,81671683,and 11501415);the Natural Science Foundation of Tianjin City,China(Grant No.16JCYBJC28600);the WBE Liver Fibrosis Foundation of China(Grant No.CFHPC20131033);the Instrument Developing Project of the Chinese Academy of Sciences(Grant No.YZ201410);the Foundation of Tianjin University of Technology and Education(Grant Nos.KJ11-22 and J10011060321);SRF for ROCS,SEM;the IHEP-CAS Scientific Research Foundation(Grant No.2013IHEPYJRC801)
In-line phase-contrast computed tomography（IL-PC-CT） imaging is a new physical and biochemical imaging method.IL-PC-CT has advantages compared to absorption CT when imaging soft tissues. In practical applications, r...
关键词：SART anisotropic TV in-line phase-contrast 
Hemodynamic analysis of intracranial aneurysms using phase-contrast magnetic resonance imaging and computational fluid dynamics被引量：3
《Acta Mechanica Sinica》2017年第2期472-483,共12页Xuemei Zhao Rui Li Yu Chen Sheau Fung Sia Donghai Li Yu Zhang Aihua Liu 
supported by the Independent Research Fund of Tsinghua University (Grant 20141081265)
Additional hemodynamic parameters are highly desirable in the clinical management of intracranial aneurysm rupture as static medical images cannot demonstrate the blood flow within aneurysms. There are two ways of obt...
关键词：PCMRI CFD WSSD OSI Aneurysm rupture 
Phase-contrast Imaging Simulation Based on a Micro-CT System
《Chinese Journal of Biomedical Engineering(English Edition)》2016年第2期87-92,共6页GUI Jian-bao ZOU Jing RONG Jun-yan HU Zhan-li ZHANG Qi-yang ZHENG Hai-rong XIA Dan 
National Natural Science Foundation of China;grant number:61002041,61102161;National 973 Basic Research Program of China;grant number:2010CB732600;2010-Guangdong Province Innovational Research Team Program and Programs of Shenzhen;grant number:JC201005270313A,JC201005280493A,JC201005280581A,ZYA201006300034A
Propagation-based phase-contrast imaging was simulated based on paraxial Fresnel-Kirchoff diffraction integral and spherical wave illumination. Under a developed micro-CT system parameters, the effects of focal-spot s...
关键词：MICRO-CT phase-contrast imaging X-RAY micro-focus source SIMULATION 
Experimental research on the feature of an x-ray Talbot–Lau interferometer versus tube accelerating voltage被引量：3
《Chinese Physics B》2015年第6期673-678,共6页王圣浩 Margie P.Olbinado Atsushi Momose 韩华杰 胡仁芳 王志立 高昆 张凯 朱佩平 吴自玉 
Project supported by the Major State Basic Research Development Program of China(Grant No.2012CB825800);the Science Fund for Creative Research Groups,China(Grant No.11321503);the National Natural Science Foundation of China(Grant Nos.11179004,10979055,11205189,and 11205157);the Japan–Asia Youth Exchange Program in Science(SAKURA Exchange Program in Science)Administered by the Japan Science and Technology Agency
X-ray Talbot-Lau interferometer has been used most widely to perform x-ray phase-contrast imaging with a con- ventional low-brilliance x-ray source, and it yields high-sensitivity phase and dark-field images of sample...
关键词：x-ray Talbot-Lau interferometer x-ray imaging PHASE-CONTRAST tube accelerating voltage x-ray tube 
Effects of Tube Voltage on Phase-Contrast Imaging for Different Microfocus X-Ray Tubes
《Engineering（科研）》2013年第10期590-594,共5页Jianbao Gui Zhanli Hu Peter Z. Wu Hairong Zheng 
In the past decade, phase-contrast imaging (PCI) has become a hot research with an increased improvement of the image contrast with respect to conventional absorption radiography. In this paper, effects of tube voltag...
关键词：PHASE-CONTRAST Imaging EDGE Enhancement X-RAY TUBE VOLTAGE 
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