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作品数：117被引量：126H指数：6
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Data-driven prediction of dimensionless quantities for semi-infinite target penetration by integrating machine-learning and feature selection methods
《Defence Technology（防务技术）》2024年第10期105-124,共20页Qingqing Chen Xinyu Zhang Zhiyong Wang Jie Zhang Zhihua Wang 
supported by the National Natural Science Foundation of China(Grant Nos.12272257,12102292,12032006);the special fund for Science and Technology Innovation Teams of Shanxi Province(Nos.202204051002006).
This study employs a data-driven methodology that embeds the principle of dimensional invariance into an artificial neural network to automatically identify dominant dimensionless quantities in the penetration of rod ...
关键词：Data-driven dimensional analysis PENETRATION Semi-infinite metal target Dimensionless numbers Feature selection 
A new 3D plastoelastohydrodynamic lubrication model for rough surfaces
《Friction》2024年第6期1176-1193,共18页Shengyu YOU Jinyuan TANG Qiang WANG 
the National Key R&D Program of China(Grant No.2022YFB3402902).
Plastoelastohydrodynamic lubrication of rough surfaces(R-PEHL)is a cutting-edge area of research in interface fluid-structure coupling analysis.The existing R-PEHL model calculates the elastic-plastic deformation of r...
关键词：rough surface plastoelastohydrodynamic lubrication(PEHL) asperity plastic deformation semi-infinite space 
Indentation behavior of a semi-infinite piezoelectric semiconductor under a rigid flat-ended cylindrical indenter
《Applied Mathematics and Mechanics(English Edition)》2024年第4期649-662,共14页Shijing GAO Lele ZHANG Jinxi LIU Guoquan NIE Weiqiu CHEN 
Project supported by the National Natural Science Foundation of China(Nos.12072209,U21A20430;12192211);the Natural Science Foundation of Hebei Province of China(No.A2020210009);the S&T Program of Hebei Province of China(No.225676162GH)。
This paper theoretically studies the axisymmetric frictionless indentation of a transversely isotropic piezoelectric semiconductor(PSC)half-space subject to a rigid flatended cylindrical indenter.The contact area and ...
关键词：piezoelectric semiconductor(PSC) insulating indenter electromechanical response singular integral equation finite element simulation 
A semi-infinite beam theoretical model on predicting rock slope subsidence induced by underground mining被引量：2
《Journal of Mountain Science》2024年第2期633-647,共15页LIU Xinrong WANG Nanyun ZHONG Zuliang DU Libing LIANG Erwei 
supported by the National Natural Science Foundation of China(No.52074042);National Key R&D Program of China(No.2018YFC1504802).
When the mining goaf is close to the cliff,rock slope subsidence induced by underground mining is significantly affected by its boundary conditions.In this study,an analytical method is proposed by considering the key...
关键词：Key strata Mining rock slope Winkler foundation Euler-Bernoulli beam Subsidence prediction 
Entanglement properties of superconducting qubits coupled to a semi-infinite transmission line
《Chinese Physics B》2023年第6期127-134,共8页郭羊青 陈平形 李剑 
Project supported by the Key-Area Research and Development Program of Guangdong Province of China (Grant No. 2018B030326001);the National Natural Science Foundation of China (Grant No. 11874065);the Guangdong Provincial Key Laboratory (Grant No. 2019B121203002);the Science, Technology and Innovation Commission of Shenzhen Municipality (Grant No. KYTDPT20181011104202253);the Shenzhen Hong Kong Cooperation Zone for Technology and Innovation of China (Grant No. HZQB-KCZYB2020050)。
Quantum entanglement, a key resource in quantum information processing, is reduced by interaction between the quantum system concerned and its unavoidable noisy environment. Therefore it is of particular importance to...
关键词：superconducting qubits quantum entanglement Werner state 
Non-Markovianity of an atom in a semi-infinite rectangular waveguide
《Chinese Physics B》2023年第3期102-110,共9页曾静 宋亚菊 卢竞 周兰 
the National Natural Science Foundation of China(Grant Nos.11935006,12075082,12205088,and 11975095);the Science and Technology Innovation Program of Hunan Province,China(Grant No.2020RC4047);the Scientific Research Fund of the Hunan Provincial Education Department(Grant No.21B0639);Hunan Normal University Open Foundation of Key Laboratory of Low-Dimensional Quantum Structures and Quantum Control of the Ministry of Education(Grant No.QSQC2009).
We investigate the non-Markovianity(NM)of a waveguide QED with a two-level atom as the system and a semiinfinite rectangular waveguide as the environment,where the transverse magnetic(TM_(mn))modes define the quantum ...
关键词：open system non-Markovianity waveguide QED quantum information 
Three-phase 2D model of long-rod penetrating semi-infinite metal targets considering variation in nose shape
《Acta Mechanica Sinica》2022年第12期1-14,共14页Yangcun Liu Yongjun Deng Xiaowei Chenn Yong Yao 
supported by the National Natural Science Foundation of China(Grant Nos.11872118 and 12002293).
The nose shape effect on long-rod penetration was investigated by establishing numerical 2D models with different original nose shapes.The variations in nose shapes and the mass erosion rate of the rods in the transie...
关键词：Long-rod penetration Nose shape 2D model Initial transient phase Secondary penetration phase 
Experimental study on WFeNiMo high-entropy alloy projectile penetrating semi-infinite steel target被引量：4
《Defence Technology（防务技术）》2022年第8期1470-1482,共13页Hai-hua Chen Xian-feng Zhang Lan-hong Dai Chuang Liu Wei Xiong Meng-ting Tan 
This work is funded by the National Natural Science Foundation of China(No.11790292);the NSAF Joint Fund(No.U1730101).
The appearance of high-entropy alloys (HEAs) makes it possible for a material to possess both high strength and high ductility. It is with great potential to apply HEAs under extreme conditions such as in the penetrat...
关键词：WFeNiMo high-entropy alloys Tungsten heavy alloys Penetration mode Self-sharpening penetration Mushrooming deformation 
Spatial Decay Estimates for the Solutions to Stokes Equations in Four Kinds of Semi-Infinite Cylinders被引量：1
《Chinese Quarterly Journal of Mathematics》2022年第1期61-73,共13页LI Yuan-fei CHEN Xue-jiao ZHNAG Wen-bin LI Dan-dan 
Supported by the Key Projects of Universities in Guangdong Province(NATURAL SCIENCE)(Grant No.2019KZDXM042);Research Team Project of Guangzhou Huashang College(Grant No.2021HSKT01).
This paper investigates the spatial behavior of the solutions of the Stokes equations in a semi-infinite cylinder.We consider four kinds of semi-infinite cylinders with boundary conditions of Dirichlet type.For each t...
关键词：Spatial decay estimates Stokes equations Total energy 
A PENALTY FUNCTION METHOD FOR THE PRINCIPAL-AGENT PROBLEM WITH AN INFINITE NUMBER OF INCENTIVE-COMPATIBILITY CONSTRAINTS UNDER MORAL HAZARD
《Acta Mathematica Scientia》2021年第5期1749-1763,共15页Jia LIU Xianjia WANG 
supported by National Natural Science Foundation of China(72031009 and 71871171);the National Social Science Foundation of China(20&ZD058).
In this paper,we propose an iterative algorithm to find the optimal incentive mechanism for the principal-agent problem under moral hazard where the number of agent action profiles is infinite,and where there are an i...
关键词：principal-agent problem mechanism design moral hazard semi-infinite programming problem penalty function method 
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