PARABOLA

作品数:25被引量:43H指数:4
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相关作者:郑程黄旭东蔡燧林田中道彦谢向东更多>>
相关机构:上海材料研究所信州大学浙江大学更多>>
相关期刊:《Science Bulletin》《China Ocean Engineering》《World Journal of Engineering and Technology》《Journal of Electromagnetic Analysis and Applications》更多>>
相关基金:国家自然科学基金国家高技术研究发展计划更多>>
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Compact laser wakefield acceleration toward high energy with micro-plasma parabola
《Matter and Radiation at Extremes》2024年第6期53-60,共8页Xuesong Geng Tongjun Xu Lingang Zhang Igor Kostyukov Alexander Pukhov Baifei Shen Liangliang Ji 
supported by the National Key R&D Program of China(Grant No.2022YFE0204800);the National Natural Science Foundation of China(Grant Nos.12388102 and 11935008);the CAS Project for Young Scientists in Basic Research(Grant No.YSBR060);the China Postdoctoral Science Foundation(Grant No.2022M713258);the Shanghai Science and Technology Development Foundation(Grant No.22YF1455100);the International Partnership Program of the Chinese Academy of Sciences(Grant No.181231KYSB20200040)。
Laser wakefield acceleration(LWFA)promises compact accelerators toward the high-energy frontier.However,the approach to the 100 GeV milestone faces the obstacle of the long focal length required for optimal accelerati...
关键词:laser ACCELERATION high 
Numerical Study of the Vibrations of Beams with Variable Stiffness under Impulsive or Harmonic Loading
《World Journal of Engineering and Technology》2024年第2期401-425,共25页Moussa Sali Fabien Kenmogne Jean Bertin Nkibeu Abdou Njifenjou 
The behavior of beams with variable stiffness subjected to the action of variable loadings (impulse or harmonic) is analyzed in this paper using the successive approximation method. This successive approximation metho...
关键词:Successive Approximations Method Direct Integration Differential Equations Beams of Variable Stiffness Quadratic Parabola Impulse and Harmonic Loads 
Riemann Boundary Value Problems on the Curve of Parabola
《Journal of Applied Mathematics and Physics》2023年第5期1374-1390,共17页Yanyan Lei Hua Liu 
In this paper, we study Riemann boundary value problems on the Curve of Parabola. We characterized the functions which are intergrable on the Curve of Parabola. We also study the asymptotic behaviors of Cauchy-type in...
关键词:Riemann-Hilbert Problem Plemelj Formula The Cauchy-Type Integral 
Thermal radiation effect on unsteady threedimensional MHD flow of micropolar fluid over a horizontal surface of a parabola of revolution被引量:1
《Propulsion and Power Research》2022年第1期129-142,共14页S.R.R.Reddy P.Bala Anki Reddy 
The author,S.R.R.Reddy wishes to thanks the Center for Nonlinear Systems,Chennai Institute of Technology,India,vide funding number CIT/CNS/2021/RD/064 for partially funded of this work。
This paper explores the time-dependent magnetohydrodynamics(MHD)micropolar fluid flow over a three-dimensional variable stretching surface in the occurrence of radiation effect.The model time-dependent partial differe...
关键词:Radiation parameter MAGNETOHYDRODYNAMICS Micropolar fluid Variable thickness sheet Homotopy perturbation method(HPM) 
Nuclear mass parabola and its applications
《Chinese Physics C》2019年第12期94-99,共6页Junlong Tian Di Yuan Yunyi Cui Yun Huang Ning Wang 
Supported by National Natural Science Foundation of China,(11961131010,11422548 and U1867212);the Foundation of Guangxi innovative team(2017GXNSFGA198001,2016GXNSFFA380001);innovation fund of undergraduate at Anyang Normal University(ASCX/2019-Z055)
We propose a method for extracting the properties of the isobaric mass parabola based on the total doubleβ-decay energies of isobaric nuclei.Two important parameters of the mass parabola,the location of the mostβ-st...
关键词:MASS PARABOLA doubleβ-decay ENERGIES COULOMB ENERGY COEFFICIENT symmetry ENERGY COEFFICIENT 
The Loading Curve of Spherical Indentions Is Not a Parabola and Flat Punch Is Linear被引量:1
《Advances in Materials Physics and Chemistry》2019年第8期141-157,共17页Gerd Kaupp 
The purpose of this paper is the physical deduction of the loading curves for spherical and flat punch indentations, in particular as the parabola assumption for not self-similar spherical impressions appears impossib...
关键词:Closed Formula for SPHERICAL INDENTATION Challenge of ISO14577 Mathematical Proofs Volume Instead of Area Correct FLAT Indentations Physical INDENTATION HARDNESS HARDNESS Dependence on Indenter Shape Data Treatment Detection 
Characterization of ion irradiated silicon surfaces ablated by laser-induced breakdown spectroscopy
《Chinese Physics B》2018年第8期505-510,共6页T Iqbal M Abrar M B Tahir M Seemab A Majid S Rafique 
Low energy metallic ions, generated by a Q-switched Nd:YAG laser (1064-nm wavelength, 10-mJ energy, 9-nm 12-ns-pulse width, 1011 W/cm2 intensity) irradiated on a silicon substrate to modify various properties, such...
关键词:ablation Thomson parabola technique four-point probe 
Multiply Charged Anions,Maximum Charge Acceptance,and Higher Electron Affinities of Molecules,Superatoms,and Clusters
《物理化学学报》2018年第6期675-682,共8页VON SZENTPáLY László 
The addition of electrons to form gas-phase multiply charged anions(MCAs)normally requires sophisticated experiments or calculations.In this work,the factors stabilizing the MCAs,the maximum electron uptake of gas-pha...
关键词:Multiply CHARGED negative ions Their appearance sizes Second electron AFFINITY Third electronaffinity Conceptual density-functional theory Valence-state PARABOLA model of ELECTRONEGATIVITY 
Devanagari Handwriting Grading System Based on Curvature Features
《Computer Modeling in Engineering & Sciences》2017年第2期195-202,共8页Munish Kumar Simpel Rani Jindal 
Grading of writers in perspective of their handwriting is a challenging task owing to various writing styles of different individuals.This paper presents a framework for grading of Devanagari writers in perspective of...
关键词:Handwritten character recognition CURVATURE features PARABOLA CURVE FITTING power CURVE FITTING K-NN 
Spatial pattern of grassland aboveground biomass and its environmental controls in the Eurasian steppe被引量:8
《Journal of Geographical Sciences》2017年第1期3-22,共20页JIAO Cuicui YU Guirui HE Nianpeng MA Anna GE Jianping HU Zhongmin 
The Chinese Academy of Sciences Strategic Priority Research Program,No.XDA05050602;The Key Program of National Natural Science Foundation of China,No.31290221
Vegetation biomass is an important component of terrestrial ecosystem carbon stocks. Grasslands are one of the most widespread biomes worldwideplaying an important role in global carbon cycling. Thereforestudying spat...
关键词:the Eurasian steppe aboveground biomass spatial pattern parabola curve Gaussian function 
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