VECTOR_FIELD

作品数：83被引量：78H指数：4
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相关作者：朱春媚魏志强更多>>
相关机构：华南理工大学石家庄铁道学院更多>>
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Three-dimensional magnetization reconstruction from electron optical phase images with physical constraints
《Science China(Physics,Mechanics & Astronomy)》2024年第11期122-132,共11页Boyao Lyu Shihua Zhao Yibo Zhang Weiwei Wang Fengshan Zheng Rafal E.Dunin-Borkowski Jiadong Zang Haifeng Du 
supported by the National Key R&D Program of China(Grant No.2022YFA1403603);the National Natural Science Funds for Distinguished Young Scholars(Grant No.52325105);the National Natural Science Foundation of China(Grant Nos.12241406,52173215,and 12374098);the CAS Project for Young Scientists in Basic Research(Grant No.YSBR-084);the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant No.XDB33030100);the Chinese Academy of Sciences(Grant No.JZHKYPT-2021-08);supported by the Office of Basic Energy Sciences,Division of Materials Sciences and Engineering,U.S.Department of Energy(Grant No.DESC0020221);financial support from Fundamental Research Funds for the Central Universities;the National Natural Science Fund for Excellent Young Scientists Fund Program(Overseas)and the General Program(Grant No.52373226);the Xiaomi Young Talents Program;funding from the European Research Council under the European Union’s Horizon 2020 Research and Innovation Programme(Grant No.856538);the Deutsche Forschungsgemeinschaft(Grant Nos.405553726,and 403502830)。
The ability to characterize three-dimensional(3D)magnetization distributions in nanoscale magnetic materials and devices is essential to fully understand their static and dynamic magnetic properties.Phase contrast tec...
关键词：three-dimensional magnetization vector field tomography differentiable programming electron holography MICROMAGNETISM 
A solution method for decomposing vector fields in Hamilton energy
《Chinese Physics B》2024年第9期645-653,共9页Xin Zhao Ming Yi Zhou-Chao Wei Yuan Zhu Lu-Lu Lu 
the National Natural Science Foundation of China(Grant Nos.12305054,12172340,and 12371506)。
Hamilton energy,which reflects the energy variation of systems,is one of the crucial instruments used to analyze the characteristics of dynamical systems.Here we propose a method to deduce Hamilton energy based on the...
关键词：Hamilton energy dynamical systems vector field exterior differentiation 
Vector field path following for a micro flapping-wing robot被引量：1
《Science China(Information Sciences)》2024年第6期438-440,共3页Haifeng HUANG Yingte LIU Tao NIU Chang WANG Yao ZOU Wei HE 
supported by National Natural Science Foundation of China(Grant Nos.62303045,62225304,61933001);China Postdoctoral Science Foundation Funded Project(Grant No.2023M730220);Postdoctoral Fellowship Program of CPSF(Grant No.GZC20230235);Dreams Foundation of Jianghuai Advance Technology Center(Grant No.2023ZM01Z023)。
Flapping-wing robots mimic the flight patterns of natural flying creatures,granting them natural camouflage.They hold promising applications in the military reconnaissance,urban surveillance,and various other fields[1...
关键词：ROBOT PING FIELD 
A Novel Prescribed-Performance Path-Following Problem for Non-Holonomic Vehicles
《IEEE/CAA Journal of Automatica Sinica》2024年第6期1476-1484,共9页Zirui Chen Jingchuan Tang Zongyu Zuo 
supported by the National Natural Science Foundation of China(62073019)。
The issue of achieving prescribed-performance path following in robotics is addressed in this paper,where the aim is to ensure that a desired path within a specified region is accu-rately converged to by the controlle...
关键词：Guiding vector field non-holonomic vehicle path following prescribed performance sliding mode control 
Wind disturbance compensated path-following control for fixed-wing UAVs in arbitrarily strong winds
《Chinese Journal of Aeronautics》2024年第2期431-445,共15页Hao LU Lan GAO Yunda YAN Mingzhe HOU Chenliang WANG 
co-supported by the National Natural Science Foundation of China(Nos.62273024,62203034,62073096,62073016);the Zhejiang Provincial Natural Science Foundation of China(No.LZ22F030012);The Heilongjiang Touyan Team Program,China。
Wind is the primary challenge for low-speed fixed-wing unmanned aerial vehicles to follow a predefined flight path.To cope with various wind conditions,this paper proposes a wind disturbance compensated path following...
关键词：Path following Guiding vector field Wind disturbance Disturbance rejection Fixed wings 
Surface lattice resonance of circular nano-array integrated on optical fiber tips
《Chinese Physics B》2023年第12期299-304,共6页吴坚 叶高杰 庞修洋 阚雪芬 陆炎 史健 俞强 殷澄 王贤平 
supported by the National Natural Science Foundation of China (Grant No.12174085);the Fundamental Research Funds for the Central Universities (Grant No.B220202018);the Changzhou Science and Technology Program (Grant No.CJ20210130);CAS Key Laboratory of Nanodevices and Applications (Grant No.21YZ03)。
As metallic nanoparticles are arranged to form a 2D periodic nano-array,the coupling of the localized surface plasmonic resonance(LSPR)results in the well-known phenomenon of surface lattice resonances(SLRs).We theore...
关键词：fiber tip lattice resonance metallic nanoparticles vector field 
Hybrid gradient vector fields for path-following guidance
《Defence Technology（防务技术）》2023年第10期165-182,共18页Yi-yang Zhao Zhen Yang Wei-ren Kong Hai-yin Piao Ji-chuan Huang Xiao-feng Lv De-yun Zhou 
the support of the National Natural Science Foundation of China under Grant No.62076204 and Grant No.62006193;in part by the Postdoctoral Science Foundation of China under Grants No.2021M700337;in part by the Fundamental Research Funds for the Central Universities under Grant No.3102019ZX016。
Guidance path-planning and following are two core technologies used for controlling un-manned aerial vehicles(UAVs)in both military and civilian applications.However,only a few approaches treat both the technologies s...
关键词：Unmanned aerial vehicle(UAV) Path-following guidance(PFG) Hybrid gradient vector field(HGVF) Switching strategy 
Conformal Vector Fields on Finsler Warped Product Manifolds
《Acta Mathematica Sinica,English Series》2023年第8期1624-1634,共11页Xiao Ling ZHANG Ya Lu FENG 
Supported by National Natural Science Foundation of China(Grant Nos.11961061,11461064,11761069);Natural Science Foundation of Xinjiang Uygur Autonomous Region,China(Grant No.2015211C277)。
In this paper,we study the conformal vector fields on Finsler warped product manifolds.We obtain a system of equivalent equations that the conformal vector fields on Finsler warped product manifolds satisfy and comple...
关键词：Finsler warped product manifold conformal vector field homothetic vector field Killing vector field 
Isoparametric Hypersurfaces Induced by Navigation in Lorentz Finsler Geometry被引量：1
《Acta Mathematica Sinica,English Series》2023年第8期1547-1564,共18页Ming XU Ju TAN Na XU 
Supported by Beijing Natural Science Foundation(Grant No.1222003);National Natural Science Foundation of China(Grant Nos.12131012,11821101 and 12001007);Natural Science Foundation of Anhui province(Grant Nos.2008085QA03 and 1908085QA03)。
Using a navigation process with the datum(F,V),in which F is a Finsler metric and the smooth tangent vector field V satisfies F(−V(x))>1 everywhere,a Lorentz Finsler metric F˜can be induced.Isoparametric functions and...
关键词：Finsler metric homothetic vector field isoparametric function isoparametric hypersurface Lorentz Finsler metric Zermelo navigation 
Effect of coronary artery dynamics on the wall shear stress vector field topological skeleton in fluid–structure interaction analyses被引量：1
《International Journal of Mechanical System Dynamics》2023年第1期48-57,共10页Harry J.Carpenter Mergen H.Ghayesh Anthony C.Zander Peter J.Psaltis 
Westpac Scholars Trust,Grant/Award Number:FL19518;National Heart Foundation of Australia,Grant/Award Number:FLF102056;National Health and Medical Research Council(NHMRC),Grant/Award Number:CDF1161506。
In this paper,we investigate the impact of coronary artery dynamics on the wall shear stress(WSS)vector field topology by comparing fluid–structure interaction(FSI)and computational fluid dynamics(CFD)techniques.As o...
关键词：computational fluid dynamics DIVERGENCE fluid–structure interaction topology wall shear stress 
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