国家重点基础研究发展计划(2009CB930804)

作品数：6被引量：8H指数：2
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相关作者：张凯袁清习洪友丽朱佩平吴自玉更多>>
相关机构：中国科学院中国科学技术大学更多>>
相关期刊：《物理学报》《Chinese Physics B》《核技术》《Chinese Physics C》更多>>
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Penetrating view of nano-structures in Aleochara verna spermatheca and flagellum by hard X-ray microscopy被引量：2
《Chinese Physics B》2013年第7期410-414,共5页张凯 李德娥 洪友丽 朱佩平 袁清习 黄万霞 高昆 周红章 吴自玉 
the National Basic Research Program of China(Grant Nos.2012CB825800 and 2009CB930804);the Key Program of the National Natural Science Foundation of China(Grant Nos.10734070 and 10774144);the National Natural Science Foundation of China(Grant Nos.11205189,10979055,31071909,and 31272358);the Knowledge Innovation Program of the Chinese Academy of Sciences(Grant No.KJCX2-YW-N42)
A penetrating view of the three-dimensional nanostructure of female spermatheca and male flagellum in the species Aleochara verna is obtained with 100-nm resolution using a hard X-ray microscope, which provides a fast...
关键词：X-ray microscopy computed tomography synchrotron radiation source morphology 
衍射增强成像提取多种信息的简便方法研究被引量：3
《物理学报》2013年第12期247-253,共7页赵雪娇 张凯 洪友丽 黄万霞 袁清习 朱佩平 吴自玉 
国家重点基础研究发展计划(批准号:2009CB930804;2012CB825800);国家自然科学基金重大项目(批准号:10734070;10774144);国家自然科学基金(批准号:11205189;10979055;31071909);中国科学院知识创新工程重要方向性项目(批准号:KJCX2-YW-N42)~~
衍射增强相位衬度成像中的信息分离研究一直以来都是相关研究人员重点关注的方向之一.本文在利用余弦函数拟合衍射增强成像中的摇摆曲线的基础上,推导出了峰位像、左腰像和右腰像的余弦函数表达式以及吸收像、折射角像和散射角方差像的...
关键词：衍射增强成像 相位衬度成像 样品信息提取 
Local hydrated structure of an Fe^(2+)/Fe^(3+) aqueous solution: an investigation using a combination of molecular dynamics and X-ray absorption fine structure methods
《Chinese Physics C》2013年第3期118-123,共6页叶青 陈兴 周靖 赵海峰 储旺盛 郑旭升 Augusto.Marcelli 吴自玉 
Supported by Knowledge Innovation Program of the Chinese Academy of Sciences (KJCX2-YW-N42);Key Important Project of National Natural Science Foundation of China (10734070);National Natural Science Foundation of China (NSFC 11079031, 10805055,10905067);National Basic Research Program of China (2009CB930804)
The hydrated shell of both Fe2＋ and Fe3＋ aqueous solutions are investigated by using the molecular dynamics （MD） and X-ray absorption structure （XAS） methods. The MD simulations show that the first hydrated shel...
关键词：Fe2＋ and Fe3＋ aqueous solution XAS molecular dynamics 
Reconstructing a complex field from a series of its near-field diffraction patterns
《Chinese Physics B》2012年第10期260-264,共5页洪友丽 张凯 王志立 朱中柱 赵雪娇 黄万霞 袁清习 朱佩平 吴自玉 
Project supported by the National Basic Research Program of China (Grant Nos. 2012CB825800 and 2009CB930804);the Key Important Project of the National Natural Science Foundation of China (Grant No. 10734070);the National Natural Science Foundation of China (Grant Nos. 11179004 and 10979055);the Knowledge Innovation Program of the Chinese Academy ofSciences (Grant No. KJCX2-YW-N42)
We propose a method for reconstructing a complex field from a series of its near-field diffraction patterns.This method is based on the paraxial Fresnel diffraction equation without making further approximations.Numer...
关键词：phase imaging near field phase retrieval 
BSRF-4W1A纳米成像光束线调试被引量：1
《核技术》2010年第10期721-724,共4页袁清习 黄万霞 洪友丽 张凯 王志立 朱中柱 朱佩平 吴自玉 
国家重点基础研究专项经费(2009CB930804);国家自然科学基金(10979055)资助
为了给新建的30nm空间分辨成像系统提供稳定的5–12keV照明X射线,BSRF新建造了一条纳米成像光束线。该项目从2007年开始,目前已经完成光束线调试并投入使用。光束线各参数测试的结果表明,光束线主要性能达到了设计指标,可以满足后续纳...
关键词：同步辐射 纳米成像 光束线 在线调试 
Comparative analysis of phase extraction methods based on phase-stepping and shifting curve in grating interferometry被引量：2
《Chinese Physics B》2010年第4期173-179,共7页刘小松 李恩荣 朱佩平 刘宜晋 张凯 王志立 洪友丽 张慧滔 袁清习 黄万霞 吴自玉 
Project supported by the Key Program of the National Natural Science Foundation of China(Grant Nos.10490194 and 10734070); the National Natural Science Foundation of China(Grant Nos.10504033,10774144 and 10979055);the Knowledge Innovation Program of the Chinese Academy of Sciences(Grant No.KJCX2-YW-N42);the National Basic Research Program of China (Grant No.2009CB930804);the National Outstanding Youth Fund(Grant No.10125523)
Two phase extraction methods which are based separately on phase-stepping and shifting curve are mainly used in phase-sensitive imaging in gating interferometry to determine the x-ray phase shift induced by an object ...
关键词：x-ray phase sensitive imaging grating interferometer phase-stepping shifting curve 
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