LOW-ANGLE

作品数：26被引量：53H指数：3
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相关领域：理学天文地球更多>>
相关作者：冯宗强黄斌罗贤杨延清李茂华更多>>
相关机构：中航工业北京航空材料研究院西北工业大学华南理工大学更多>>
相关期刊：《Advances in Chemical Engineering and Science》《Acta Metallurgica Sinica(English Letters)》《Science China Earth Sciences》《Journal of Rare Earths》更多>>
相关基金：国家自然科学基金高等学校学科创新引智计划中国博士后科学基金上海市自然科学基金更多>>
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Improving the strength and SCC resistance of an Al-5Mg-3Zn alloy with low-angle grain boundary structure被引量：1
《Journal of Materials Science & Technology》2023年第30期63-73,共11页Z.C.Tang W.Xu D.Y.Zhao B.Zhang 
This research was financially supported by the National Nat-ural Science Foundation of China(Grant No.52171088);the Young Elite Scientists Sponsorship Program by CAST(grant No.2022QNRC001).We thank X.Si for assistance in sample prepara-tion.
The strength of traditional Al-Mg alloys is relatively low because it mainly relies on solid solution strengthening.Adding a third component to form precipitation can improve their strength,but it usually leads to hig...
关键词：Al-5Mg-3 Zn alloy Stress corrosion cracking Low angle grain boundary Nanostructured Dynamic plastic deformation 
Hardness-thermal stability synergy in nanograined Ni and Ni alloys:Superposition of nanotwin and low-energy columnar boundary
《Journal of Materials Science & Technology》2023年第6期123-131,共9页F.H.Duan Y.Lin Q.Li J.H.Luan J.Lu J.Pan Y.Li 
This work was supported by the National Natural Science Foundation of China(Nos.52022100,52001075,and 52101162);the Shenyang National Laboratory for Materials Science(No.E01SL102);J.Pan is also grateful for support from the Youth In-novation Promotion Association of the Chinese Academy of Sci-ences(No.2020194);Y.Li acknowledges financial support from the Shenyang National Laboratory for Materials Science.J.Lu gratefully acknowledges the support of the National Key R&D Program of China(No.2017YFA0204403);the Major Program of the National Natural Science Foundation of China(NSFC,No.51590892);the Hong Kong Collaborative Research Fund(CRF)Scheme(C4026-17W);Theme-Based Research Scheme(Ref.T13-402/17-N);Gen-eral Research Fund(GRF)Scheme(CityU 11247516,CityU 11209918,CityU 11216219);Shenzhen-Hong Kong Science and Technology Innovation Cooperation Zone Shenzhen Park Project(No.HZQB-KCZYB-2020030).Atom probe tomography research was conducted at the Inter-University 3D Atom Probe Tomography Unit of the City University of Hong Kong,which is supported by the CityU grant 9360161.
Refining grains into nanoscale can significantly strengthen and harden metallic materials;however,nanograined metals generally exhibit low thermal stability,hindering their practical applications.In this work,we explo...
关键词：Nanotwin Thermal stability HARDNESS Low-angle grain boundary MICROALLOYING 
Atomic scale visualizations of low-angle grain boundary mediated plasticity by coupled dislocation climb and glide in nanoporous gold被引量：1
《Nano Research》2023年第2期2622-2629,共8页Shufen Chu Junnan Jiang Xiaoran Zhao Baode Sun Pan Liu 
supported by the National Natural Science Foundation of China(Nos.52173224,52130105,and 51821001);Natural Science Foundation of Shanghai(No.21ZR1431200);the Program for Professor of Special Appointment(Eastern Scholar)at Shanghai Institutions of Higher Learning.
Grain boundaries(GBs),as a prevalent structural characteristic,play a crucial role in the deformation of nanoporous metals with nanosized grains and ligaments.However,the fundamental understanding of GB-mediated defor...
关键词：nanoporous gold dislocation climb dislocation glide low-angle grain boundaries 
Erratum to “Accurate determination of film thickness by low-angle x-ray reflection”
《Chinese Physics B》2022年第9期658-658,共1页Ming Xu Tao Yang Wenxue Yu Ning Yang Cuixiu Liu Zhenhong Mai Wuyan Lai Kun Tao 
Equation(6)in Chin.Phys.090833(2000)is corrected.All subsequent derivations were given based on the correct Eq.(6),so the conclusions in the paper are not ffected by the rrata.
关键词：erratum film thickness X-RAY 
Target height and multipath attenuation joint estimation with complex scenarios for very high frequency radar
《Frontiers of Information Technology & Electronic Engineering》2022年第6期937-949,共13页Sheng CHEN Yongbo ZHAO Yili HU Chenghu CAO Xiaojiao PANG 
the Fund for Foreign Scholars in University Research and Teaching Programs(the 111 Project)(No.B18039)。
Low-angle estimation for very high frequency(VHF)radar is a difficult problem due to the multipath effect in the radar field,especially in complex scenarios where the reflection condition is unknown.To deal with this ...
关键词：Low-angle estimation Very high frequency(VHF)radar Complex scenarios Multipath effect Height estimation 
A method of Robust low-angle target height and compound reflection coefficient joint estimation
《Journal of Systems Engineering and Electronics》2022年第2期322-329,共8页WANG Shenghua CAO Yunhe LIU Yutao 
supported by the National Natural Science Foundation of China(61771367);the Science and Technology on Communication Networks Laboratory(6142104190204).
It is always a challenging issue for radar systems to estimate the height of a low-angle target in the multipath propagation environment.The highly deterministic maximum likelihood estimator has a high accuracy,but th...
关键词：low-angle target robust joint estimation compound reflection coefficient MULTIPATH direction of arrival(DOA) 
Transport properties of Tl_(2)Ba_(2)CaCu_(2)O_(8) microbridges on a low-angle step substrate被引量：2
《Chinese Physics B》2021年第6期149-153,共5页Sheng-Hui Zhao Wang-Hao Tian Xue-Lian Liang Ze He Pei Wang Lu Ji Ming He Hua-Bing Wang 
Tl-based superconducting devices have been drawn much attention for their high transition temperature(T_c), which allow the high temperature superconductors(HTS) devices to operate at temperature near 100 K. The reali...
关键词：high temperature superconductors Tl-2212 intrinsic Josephson effects transport properties 
Low-angle estimation using frequency-agile refined maximum likelihood algorithm based on optimal fusion被引量：1
《Journal of Systems Engineering and Electronics》2021年第3期538-544,共7页CHEN Sheng ZHAO Yongbo PANG Xiaojiao HU Yili CAO Chenghu 
supported by the Fund for Foreign Scholars in University Research and Teaching Programs(the 111 Project)(B18039).
Low elevation estimation,which has attracted wide attention due to the presence of specular multipath,is essential for tracking radars.Frequency agility not only has the advantage of strong anti-interference ability,b...
关键词：frequency-agile maximum likelihood multipath signal low-angle estimation 
Evolution of Low-Angle Normal Faults in the Enping Sag,the Northern South China Sea: Lateral Growth and Vertical Rotation被引量：3
《Journal of Earth Science》2019年第6期1326-1340,共15页Zhichao Zhou Lianfu Mei Hesheng Shi Yu Shu 
supported by the Major National Science and Technology Programs,China (Nos. 2016ZX05026-003-001 and 2011ZX05023-001-015)
Low-angle normal faults(dip<30°,LANFs)are widespread in the northern margin of the South China Sea where the maximum crust thickness is approximately 30.0 km.Based on 3 D seismic survey data and drilling wells in the...
关键词：LOW-ANGLE normal FAULT FAULT rotation FAULT growth Enping SAG PEARL River MOUTH Basin the South China Sea 
Diffusion behavior of Cr in gradient nanolaminated surface layer on an interstitial-free steel被引量：3
《Journal of Materials Science & Technology》2019年第3期460-464,共5页S.L.Xie Z.B.Wang K.Lu 
Financial supports from the National Key Research and Development Program of China (No. 2017YFA0204401);Shenyang National Laboratory for Materials Science (No. 2015RP04)
Nanolaminated structures composed of low-angle grain boundaries(LAGBs) possess high thermal stability. In this paper, a gradient nanolaminated(GNL) surface layer with smooth finish was fabricated on an interstitial-fr...
关键词：GRADIENT nanolaminated structure Interstitial-free steel DIFFUSION LOW-ANGLE GRAIN boundary Surface mechanical ROLLING treatment 
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