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FITTING: 作品数：419被引量：695H指数：12; 导出分析报告; 相关领域：理学更多>>; 相关作者：张先休张广祥邵长国梅长林魏传华更多>>; 相关机构：北京市产品质量监督检验院东南大学西南大学郑州大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金中国博士后科学基金更多>>

Extended pan-spectrum fitting of energetic particle spectra: 《Earth and Planetary Physics》2025年第2期366-374,共9页WenYan Li LingHua Wang YongFu Wang XinNian Guo QianYi Ma; supported in part by NSFC under contracts 42225404, 42127803, 42150105;by National Key R&D Program of China No. 2021YFA0718600;by ISSI-BJ through the international teams Nos. 23-581 and 56。; The energy spectrum of energetic particles in space often shows a non-thermal spectral shape with two spectral transitions/breaks over a wide energy range, carrying crucial information about their acceleration, releas...; 关键词：energy spectrum fitting solar energetic particle solar wind suprathermal particle anomalous cosmic ray pick-up ion

Enhancing reliability in photonuclear cross-section fitting with Bayesian neural networks: 《Nuclear Science and Techniques》2025年第3期146-156,共11页Qian-Kun Sun Yue Zhang Zi-Rui Hao Hong-Wei Wang Gong-Tao Fan Hang-Hua Xu Long-Xiang Liu Sheng Jin Yu-Xuan Yang Kai-Jie Chen Zhen-Wei Wang; supported by National key research and development program(No.2022YFA1602404);the National Natural Science Foundation of China(Nos.12388102,12275338,12005280);the Key Laboratory of Nuclear Data foundation(No.JCKY2022201C152)。; This study investigates photonuclear reaction(γ,n)cross-sections using Bayesian neural network(BNN)analysis.After determining the optimal network architecture,which features two hidden layers,each with 50 hidden node...; 关键词：Photoneutron reaction Bayesian neural network Machine learning Gamma source SLEGS

Revisit the Gibbs-Thomson Equation Fitting of Poly(butylene succinate)Based on Oligomer Extended-Chain Crystals: 《Chinese Journal of Polymer Science》2025年第2期392-398,共7页Na Li Yu-Pei Tian Tian-Yu Wu Qiong Zhou Hai-Mu Ye; financially supported by the National Natural Science Foundation of China(Nos.22473113 and 22173116).; The equilibrium melting point(T_(m)^(0))is a crucial thermodynamic parameter for characterizing the crystallization and melting behavior of semi-crystalline polymers.However,the direct measurement of T_(m)^(0) poses a...; 关键词：Equilibrium melting point Extended-chain crystal Gibbs-Thomson equation Inclusion complex

Parameterization of Tree and Shrub Stem Wood Density Adaptions to Multiple Climate and Soil Factor Gradients: 《Advances in Atmospheric Sciences》2024年第12期2419-2431,共13页Xiang SONG Jinxu LI Xiaodong ZENG; supported by the National Natural Science Foundation of China(Grant No.42275177);the Guangdong Major Project of Basic and Applied Basic Research(Grant No.2021B0301030007);the National Key Scientific and Technological Infrastructure project“Earth System Numerical Simulation Facility”(EarthLab).; Wood density(WD)is an important quality and functional trait of wood.However,despite the relationships between WD and abiotic factors being important to model or predict spatial distributions of functional traits,as w...; 关键词：wood density abiotic factors fitting models plant functional type vegetation model

Comparison of engineering failures and seismic responses of 500 kV transformer-bushing systems in the 2022 Luding earthquake被引量：1: 《Earthquake Engineering and Engineering Vibration》2024年第4期1029-1041,共13页Zhu Wang Wu Ming’er Xie Qiang; National Natural Science Foundation of China under Grant No.51878508。; Cemented and mechanically clamped types of end fittings(fitting-C and fitting-M)are commonly used in transformer bushings.During the Luding Ms 6.8 earthquake that occurred in China on September 5,2022,all transformer ...; 关键词：transformer bushing end fitting Luding earthquake engineering failure seismic responses

Study on multi-wavelength thin film thickness determination method: 《红外与毫米波学报》2024年第6期813-819,共7页SHI Ce XIE Mao-Bin ZHENG Wei-Bo JI Ruo-Nan WANG Shao-Wei LU Wei; Supported by National Key R&D Program of China(2021YFA0715500);National Natural Science Foundation of China(NSFC)(12227901);Strategic Priority Research Program(B)of the Chinese Academy of Sciences(XDB0580000);Shanghai Municipal Science and Technology Major Project(2019SHZDZX01);Chinese Academy of Sciences President's International Fellowship Initiative(2021PT0007).; This work introduces a novel method for measuring thin film thickness,employing a multi-wavelength method that significantly reduces the need for broad-spectrum data.Unlike traditional techniques that require sev⁃eral...; 关键词：film thickness determination transmittance and reflectance spectra FITTING spectral reconstruction

Crystal growth,structure and crystal field splitting and fitting of Yb:GdScO_(3): 《Chinese Physics B》2024年第11期411-416,共6页Jia-Hong Li Qing-Li Zhang Gui-Hua Sun Jin-Yun Gao Ren-Qin Dou Xiao-Fei Wang Shou-Jun Ding; supported by the National Key Research and Development Program of China(Grant Nos.2022YFB3605700 and 2023YFB3507403);the National Natural Science Foundation of China(Grant No.52272011);the Youth Innovation Promotion Association of CAS(Grant No.2023463);Plan for Anhui Major Provincial Science&Technology Project(Grant No.202203a05020002);Open Project of Advanced Laser Technology Laboratory of Anhui Province(Grant No.AHL20220ZR04).; A good quality(5 at.%Yb:GdScO_(3))single crystal of F30 mm37 mm was grown successfully by the Czochralski method.Its structure is studied by the x-ray diffraction(XRD),and its atomic coordinates are obtained by Rietve...; 关键词：rare earth scandate crystal field PHOTOLUMINESCENCE laser crystal

Direct Ethylene Purification from Cracking Gas via a Metal–Organic Framework Through Pore Geometry Fitting: 《Engineering》2024年第10期84-92,共9页Yang Chen Zhenduo Wu Longlong Fan Rajamani Krishna Hongliang Huang Yi Wang Qizhao Xiong Jinping Li Libo Li; supported by National Key Research and Development Program of China(2022YFB3806800);National Natural Science Foundation of China(22278288 and 22090062).; The direct one-step separation of polymer-grade C_(2)H_(4) from complex light hydrocarbon mixtures has high industrial significance but is very challenging.Herein,an ethylene-adsorption-weakening strategy is applied f...; 关键词：Metal-organic frameworks Pore regulation Adsorptive separation One-step purification C_(2)H_(4)purification

A Residual Frequency Offset Estimation Method Based on Range Migration Fitting: 《Journal of Beijing Institute of Technology》2024年第2期103-110,共8页Liting Zhang Hao Huan Ran Tao Xiaogang Tang; supported in part by the National Natural Foundation of China(No.62027801).; Recently,researchers have proposed an emitter localization method based on passive synthetic aperture.However,the unknown residual frequency offset(RFO)between the transmit-ter and the receiver causes the received Dop...; 关键词：range migration fitting(RMF) passive localization residual frequency offset(RFO)

Multi-Branch Fault Line Location Method Based on Time Difference Matrix Fitting: 《Energy Engineering》2024年第1期77-94,共18页Hua Leng Silin He Jian Qiu Feng Liu Xinfei Huang Jiran Zhu; This work was funded by the project of State Grid Hunan Electric Power Research Institute(No.SGHNDK00PWJS2210033).; The distribution network exhibits complex structural characteristics,which makes fault localization a challenging task.Especially when a branch of the multi-branch distribution network fails,the traditional multi-bran...; 关键词：Multi-branch lines distribution network fault location double-ended traveling wave positioning least square method

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