云南高校图书馆联盟文献共享服务平台- FROG

FROG: 作品数：273被引量：329H指数：9; 导出分析报告; 相关作者：司新芹张杰王兆华魏志义李湘琳更多>>; 相关机构：广东雪洁日化用品有限公司中国科学院西安交通大学口腔医院中国科学院上海光学精密机械研究所更多>>; 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高技术研究发展计划国家科技重大专项更多>>

UNCONDITIONAL ERROR ANALYSIS OF VEMS FOR A GENERALIZED NONLINEAR SCHRODINGER EQUATION: 《Journal of Computational Mathematics》2024年第2期500-543,共44页Meng Li Jikun Zhao Shaochun Chen; supported by the NSF of China(Grant Nos.11801527,11701522,11771163,12011530058,11671160,1191101330);by the China Postdoctoral Science Foundation(Grant Nos.2018M632791,2019M662506).; In this work,we focus on the conforming and nonconforming leap-frog virtual element methods for the generalized nonlinear Schrodinger equation,and establish their unconditional stability and optimal error estimates.By...; 关键词：Conforming and nonconforming Virtual element methods Leap-frog scheme Generalized nonlinear Schrodinger system Unconditionally optimal error estimates

非线性非一致介质二维Maxwell方程leap-frogCrank-Nicolson多区域Legendre-tau配置谱方法: 《数学物理学报（A辑）》2023年第3期808-828,共21页牛翠霞马和平; 国家自然科学基金(11971016,12171308)~~。; 该文研究了具有非线性电导率的非一致介质二维Maxwell方程的数值求解方法,提出了多区域Legendre-tau配置谱方法.该数值方法空间上达到谱精度,时间上是二阶精度.时间方向采用leap-frog Crank-Nicolson三层格式进行离散.非线性项放在中间...; 关键词：二维Maxwell方程非线性电导率非一致介质多区域Legendre-tau谱方法 leap-frog CRANK-NICOLSON 方法最优误差估计

基于孤子自压缩的高功率少周期2μm激光产生(特邀): 《红外与激光工程》2021年第8期36-42,共7页杨婷婷陈红山刘贺言郝婧婕张金伟; 国家自然科学基金(62075068)。; 具有少周期量级脉冲宽度的高功率2μm波段超快激光在非线性频率变换、激光光谱学以及医疗等领域有着重要且广泛的应用。利用高功率2μm超快光源驱动孤子自压缩是产生高功率少周期2μm激光的一种有效方法。文中利用自建的2μm Ho:YAG锁...; 关键词：孤子自压缩 2μm碟片激光器中红外 FROG

多FROG构型下非方形迹的超短脉冲重建: 《中国激光》2021年第7期101-109,共9页毛安君刘呈普; 国家自然科学基金(11674342)。; 在充分考虑测量仪器特点的基础上设计非方形迹图,具体对原方形迹图进行如下三种操作:频率轴的低通滤波,降低非线性过程中相位匹配带宽的要求;频率轴的上采样,充分利用光谱仪的高分辨率;延时轴的下采样,明显减少测量耗时并提高精度。由...; 关键词：测量超短脉冲表征频率分辨光学开关光束构型非方形迹图

A leap-frog discontinuous Galerkin time-domain method of analyzing electromagnetic scattering problems: 《Chinese Physics B》2017年第10期205-212,共8页崔学武杨峰周龙建高敏闫飞梁志鹏; supported by the National Natural Science Foundation of China(Grant Nos.61301056 and 11176007);the Sichuan Provincial Science and Technology Support Program,China(Grant No.2013HH0047);the Fok Ying Tung Education Foundation,China(Grant No.141062);the"111"Project,China(Grant No.B07046); Several major challenges need to be faced for efficient transient multiscale electromagnetic simulations, such as flex- ible and robust geometric modeling schemes, efficient and stable time-stepping algorithms, etc. F...; 关键词：discontinuous Galerkin time-domain simulation radar cross section

近红外光谱法快速无损测定奶粉的脂肪含量被引量：13: 《食品与发酵工业》2017年第10期228-233,共6页何佳艳李亭郭长凯胡蝶邹婷婷王莹; 将11种奶粉原样配制及组成77个奶粉样本,以脂肪含量为检测指标,结合偏最小二乘法开展近红外光谱定量分析研究。2次异常光谱剔除,识别出异常样本(14,52,76)并予以剔除。74个奶粉样本进行平滑、导数和标准变量变换等6种光谱预处理,确定标...; 关键词：近红外光谱技术无损检测脂肪蒙特卡罗异常光谱剔除(Monte-Carlo sampling MCS) 随机蛙跳(random frog RF)

Numerical Investigation of"Frog-Leap"Mechanisms of Three Particles Aligned Moving in an Inclined Channel Flow: 《Advances in Applied Mathematics and Mechanics》2015年第2期207-228,共22页Xiao-Dong Niu Ping Hu Xing-Wei Zhang Hui Meng Hiroshi Yamaguchi Yuhiro Iwamoto; This study was supported by the National Natural Science Foundation of China(NSFC No.11372168);the Second-batch Leading Talent Project of Guangdong Province of China,the Personal Research Starting Founding of Shantou University of China,the Natural Sci-ence Foundation of Guangdong Province of China and the Academic Frontier Research Project on "Next Generation Zero-emission Energy Conversion System"of Ministry of Education,Culture,Sports,Science and Technology in Japan;The financial support is gratefully acknowledged.; Intrigued by our recent experimental work(H.Yamaguchi and X.D.Ni-u,J.Fluids Eng.,133(2011),041302),the present study numerically investigate theﬂow-structure interactions(FSI)of three rigid circular particles aligned ...; 关键词：Frog-leap ﬂuid-structure interactions inclined channelﬂow lattice Boltzmann method immersed boundary method

Exact Artificial Boundary Condition for the Poisson Equation in the Simulation of the 2D Schrodinger-Poisson System被引量：1: 《Communications in Computational Physics》2014年第8期764-780,共17页Norbert J.Mauser Yong Zhang; Singapore A*STAR SERC PSF-Grant No.1321202067;National Natural Science Foundation of China Grant NSFC41390452;the Doctoral Programme Foundation of Institution of Higher Education of China as well as by the Austrian Science Foundation(FWF)under grant No.F41(project VICOM)and grant No.I830(project LODIQUAS)and grant No.W1245 and the Austrian Ministry of Science and Research via its grant for the WPI.; We study the computation of ground states and time dependent solutions of the Schr¨odinger-Poisson system(SPS)on a bounded domain in 2D(i.e.in two space dimensions).On a disc-shaped domain,we derive exact artificial ...; 关键词：2D Schrodinger-Poisson system exact artificial boundary condition backward Euler scheme semi-implicit/leap-frog scheme backward Euler sine pseudospectral method.

A Novel Insulinotropic Peptide from the Skin Secretions of Amolops loloensis Frog被引量：1: 《Natural Products and Bioprospecting》2014年第5期309-313,共5页Guo-Xiang Mo Xue-Wei Bai Zong-Jie Li Xiu-Wen Yan Xiao-Qing He Ming-Qiang Rong; National Natural Science Foundation(31200590);Jiangsu Province(BK2012365,BE2012748);Yunan Province(2013FB072).; Various kinds of biologically active peptides have previously been isolated from the skin secretions of Amolops loloensis frog,such as antimicrobial peptides,bradykinin-like peptides and algesic peptides.A novel insul...; 关键词：Insulinotropic peptide Amolops loloensis Skin secretion Insulin-releasing FROG

Sine-Gordon方程的多辛Leap-frog格式被引量：1: 《应用数学和力学》2013年第5期437-444,共8页张宇邓子辰胡伟鹏; 国家自然科学基金资助项目(11172239;11002115);111引智计划基金资助项目(B07050);高校博士点基金资助项目(20126102110023);大连理工大学工业装备结构分析国家重点实验室开放基金资助项目(GZ0802); 非线性发展方程由于具有多种形式的解析解而吸引着众多的研究者,借助多辛保结构理论研究了Sine-Gordon方程的多辛算法.利用Hamilton变分原理,构造出了Sine-Gordon方程的多辛格式;采用显辛离散方法得到了leap-frog多辛离散格式,该格式满...; 关键词：保结构多辛方法 Sine—Gordon方程 leap—frog格式

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