SAXS

作品数:221被引量:419H指数:10
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相关领域:理学更多>>
相关作者:李志宏朱才镇董宝中吴东吴忠华更多>>
相关机构:中国科学院中国科学院山西煤炭化学研究所东华大学深圳大学更多>>
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相关基金:国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>
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小角X射线散射(SAXS)技术在铝合金纳米析出相研究中的应用进展
《中国有色金属学报》2025年第4期1111-1126,共16页罗军 王曦 刘昌奎 李楠 
国家重点研发计划资助项目(2022YFB3403904)。
时效型铝合金(如2xxx、6xxx、7xxx铝合金等)是一类可以通过时效硬化显著提高其力学性能的铝合金,这些合金的强化主要是依靠时效过程中的析出相来实现。因此,如何准确分析析出相的析出动力学特征(如尺寸、体积分数、数量密度等)具有重要...
关键词:铝合金 小角X射线散射 析出相 尺寸 体积分数 
尼龙6工业丝在不同负荷下的蠕变响应机制
《现代纺织技术》2025年第1期1-9,共9页何灏 张迎亮 刘宸君 殷亚然 陈康 张先明 
浙江省“尖兵”“领雁”研发攻关计划项目(2024C01083,2023C01095);浙江省自然科学基金探索项目(Q24E030033);浙江省博士后科研择优资助项目(ZJ2023093);中国纺织工业联合会科技指导性计划项目(2022006);浙江理工大学科研启动基金项目(21212305-Y)。
为探究不同负荷条件下尼龙6工业丝的蠕变性能差异及其形变机理,采用广角X射线衍射、小角X射线散射、红外、双折射等测试方法,研究了尼龙6工业丝在不同负荷条件下的蠕变性能差异和蠕变前后的多层次结构变化规律。结果表明:尼龙6工业丝的...
关键词:尼龙6工业丝 蠕变机理 微观结构 WAXD SAXS 
2D-WAXD/SAXS全谱研究石墨烯纤维炭化过程中微结构变化
《当代化工研究》2025年第2期76-79,共4页裘雅渔 陈芳 刘继永 赵翌帆 
2021年国家自然科学基金计划项目“离子液体中溶剂簇限域效应与反应调控机制”(项目编号:22073081);2021年浙江大学分析测试研究项目“基于WAXD-SAXS检测技术的石墨烯纤维的微结构与力学性能关联研究”(项目编号:SYB202104);2024年浙江大学仪器设备专项改造面上项目“小角X射线散射仪准原位液体进样系统的研制”(项目编号:YQZX-B202402)。
利用广角(WAXD)和小角散射(SAXS)联用的方法,对石墨烯纤维炭化过程不同阶段纤维的微孔和取向变化进行研究。WAXD结果表明,在炭化过程中,微晶尺寸变大,并沿着纤维轴方向取向。SAXS结果表明,制备过程中,新微孔进一步形成,微孔逐渐沿纤维...
关键词:广角散射 小角散射 石墨烯纤维 微结构 模型拟合 
Deep learning-assisted characterization of nanoparticle growth processes:unveiling SAXS structure evolution
《Radiation Detection Technology and Methods》2024年第4期1712-1728,共17页Yikun Li Lunyang Liu Xiaoning Zhao Shuming Zhou Xuehui Wu Yuecheng Lai Zhongjun Chen Jizhong Chen Xueqing Xing 
supported by the Innovation Program of the Institute of High Energy Physics,CAS(Grant Number 2023000034);the National Natural Science Foundation of China(Grant Numbers 22273013,12275300);National Key R&D Program of China(Grant Numbers 2022YFA1603802,2017YFA0403000).
Purpose The purpose of this study is to explore deep learning methods for processing high-throughput small-angle X-ray scattering(SAXS)experimental data.Methods The deep learning algorithm was trained and validated us...
关键词:SAXS Nanoparticles growth process In situ Machine learning CNN Shape classification Size predication 
In-situ tracking CO_(2)-assisted isothermal-isobaric synthesis of selfassembled Bi-based photocatalyst using novel SAXS/XRD/XAFS combined technique
《Science China Materials》2024年第11期3609-3621,共13页Yunpeng Liu Shunzheng Zhao Jiajun Zhong Jianglong Liu Baotong Chen You Liao Lei Yao Zhongjun Chen Buxing Han Zhonghua Wu 
supported by the National Natural Science Foundation of China(12305372);the National Key R&D Program(2017YFA0403001 and 2022YFA1603802)of China。
The synthetic path of a catalyst determines its morphology,species,and performance,and in-situ monitoring the catalyst formation process is fascinating and challenging.Herein,a newly developed synchrotron radiation sm...
关键词:SAXS/XRD/XAFS combined technique (BiO)_(2)CO_(3) in-situ tracking formation process photodegradation 
Experimental study on wax deposition of highly paraffinic oil in intermittent gas-oil flow in pipelines被引量:1
《Petroleum Science》2024年第3期2080-2088,共9页Chuan-Shuo Wang Qian-Li Ma Xiao-Fang Lv Jie Zhang Yang Liu Shi-Dong Zhou 
supported by the National Natural Science Foundation of China(Grant No.52274061&52004039&51974037);China Postdoctoral Science Foundation(Grant No.2023T160717&2021M693908);CNPC Innovation Found(Grant No.2022DQ02-0501),Changzhou Applied Basic Research Program(Grant No.CJ20230030);The major project of universities affiliated with Jiangsu Province basic science(natural science)research(Grant No.21KJA440001);Jiangsu Qinglan Project,Changzhou Longcheng Talent Plan-Youth Science and Technology Talent Recruitment Project。
Oil-gas two phase wax deposition is a fairly common and open-ended question in flow assurance of multiphase transportation pipelines.This paper investigated the two main aspects of oil-gas two phase wax deposition lay...
关键词:Oil-gas two phase Highly paraffinic oil Wax deposition SAXS 
Design of advanced porous silver powder with high-sintering activity to improve silicon solar cells
《Nano Research》2024年第4期3189-3197,共9页Yongsheng Li Ziwei Chen Rui Zhou Wenguang Zhao Mu Li Jun Chen Zhongyuan Huang Jian Liu Yuhang Li Maolin Yang Minghan Yu Dong Zhou Yuan Lin Feng Pan 
support of the Soft Science Research Project of Guangdong Province(No.2017B030301013);the Guangdong Innovative Team Program(No.2013N080);the Guangdong Province Major Talent Introducing Program(No.2021QN020687).
Silver(Ag)paste is widely used in semiconductor metallization,especially in silicon solar cells.Ag powder is the material with the highest proportion in Ag paste.The morphology and structure of Ag powder are crucial w...
关键词:silver particles small angle X-ray scattering(SAXS) pore size distribution in-situ heating X-ray diffraction(XRD) SINTERING silicon solar cells 
Glycerol Electrooxidation over Precision-Synthesized Gold Nanocrystals with Different Surface Facets
《Precision Chemistry》2024年第3期103-111,共9页Hansen Mou Fang Lu Zechao Zhuang Qiaowan Chang Lihua Zhang Xiaobo Chen Yugang Zhang Jingguang G.Chen 
We acknowledge support by the Department of Energy,Division of Chemical Sciences,Geosciences,&Biosciences,Catalysis Program(grant no.DE-FG02-13ER16381);H.M.acknowledges support by the National Science Foundation Graduate Research Fellowship under Grant No.DGE 2036197.This research was also supported in part by Brookhaven National Laboratory,Laboratory Directed Research and Development Grant No.22-059;This research also used resources of the Center for Functional Nanomaterials and the CMS beamline(11-BM)of the National Synchrotron Light Source II,both supported by U.S.DOE Office of Science Facilities at Brookhaven National Laboratory under Contract No.DE-SC0012704.
Electrochemical glycerol oxidation(EGO)emerges as a promising route to valorize glycerol,an underutilized byproduct from biodiesel production,into value-added chemicals.This study employed three types of gold(Au)nanoc...
关键词:Electrochemical glycerol oxidation Precision synthesis Shaped nanocrystals Au nanocrystals SAXS In-situ FTIR 
Time-resolved ultra-small-angle X-ray scattering beamline(BL10U1)at SSRF
《Nuclear Science and Techniques》2024年第2期6-19,共14页Wen-Qiang Hua Chun-Ming Yang Ping Zhou Feng Tian Jin-You Lin Yu-Zhu Wang Xiao-Yun Li Xia-Ran Miao Chun-Xia Hong Qiu-Shi Huang Xin-Tong Zhao Yong-Feng Men Jie Wang Xing-Yu Gao Xiu-Hong Li 
This work was supported by the National Key R&D Program of China(No.2020YFA0405802);the Shanghai Large Scientific Facilities Center.
The construction of a new beamline,BL10U1,was completed at the Shanghai synchrotron radiation facility in 2020.This multipurpose beamline was designed to provide X-ray scattering techniques such as ultra-small-angle X...
关键词:Synchrotron radiation Ultra-small-angle X-ray scattering Micro small-angle X-ray scattering USAXS Time resolved μSAXS 
全氟离子膜纳米结构演变的研究进展
《膜科学与技术》2023年第6期159-169,179,共12页于修源 王燕 韩理理 冯威 
国家重点研发计划项目(2022YFB3808900)。
简述了全氟离子膜微观结构模型的研究进展,以此展开了对于全氟离子膜纳米结构研究,并详细阐述了全氟离子膜纳米结构演变的研究进展及纳米结构与离子膜离子传输能力的相关性分析.贯穿整个研究进展最重要的是微观表征技术的应用,这些技术...
关键词:全氟离子膜 SAXS SANS 氯碱工业 纳米结构 
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