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A two-grid algorithm based on Newton iteration for the stream function form of the Navier-Stokes equ
[期刊论文] 作者：SHAO Xin-ping,HAN Dan-fu,
来源：高校应用数学学报B辑 年份：2004
In this paper,we propose a two-grid algorithm for solving the stream function formulation of the stationary Navier-Stokes equations.The algorithm is constructed...
[期刊论文] 作者：HUANG Yi,HAN Jingqing,
来源：科学通报（英文版） 年份：2004
The extended state observer (ESO) is a novel observer for a class of uncertain systems. Since ESO adopts the continuous non-smooth structure, the classical obse...
[期刊论文] 作者：HAN Maoan,CHEN Jian,
来源：中国科学A辑（英文版） 年份：2004
Let L be a double homoclinic loop of a Hamiltonian system on the plane. We obtain a condition under which L generates at most two large limit cycles by perturba...
Solvability conditions for algebra inverse eigenvalue problem over set of anti-Hermitian generalized
[期刊论文] 作者：ZHANG Zhong-zhi,HAN Xu-li,
来源：中南工业大学学报（英文版） 年份：2004
By using the characteristic properties of the anti-Hermitian generalized anti-Hamiltonian matrices, we prove some necessary and sufficient conditions of the sol...
[期刊论文] 作者：Dong Yuxin,Han Yingbo,
来源：数学物理学报（英文版） 年份：2004
In this article, we construct some spacelike austere submanifolds in pseduo- Euclidean spaces. We also get some indefinite special Lagrangian submanifolds by co...
[期刊论文] 作者：Yi ZHOU,Wei HAN,
来源：数学年刊B辑（英文版） 年份：2004
This paper is devoted to proving the sharpness on the lower bound of the lifespan of classical solutions to general nonlinear wave equations with small initial...
[期刊论文] 作者：姚小虎,Han Qiang,
来源：物理学报 年份：2004
考虑碳纳米管周边弹性介质和层间范德瓦耳斯力的作用,利用连续介质力学的壳体理论,建立了热力耦合作用下碳纳米管屈曲问题的控制方程,给出了相应的临界屈曲扭矩的解析解.数值...
Studies on the Quantitative Structure-activity Relationship of Substituted Biphenyls by Density Func
[期刊论文] 作者：HAN Xiang-Yun,ZHENG Qing,
来源：结构化学 年份：2004
Geometrical configurations of 16 substituted biphenyls were computed at the B3LYP/6-311G** level with Gaussian 98 program. Based on linear solvation energy theo...
[期刊论文] 作者：Zhiyong YE,Maoan HAN,
来源：数学年刊B辑（英文版） 年份：2004
This paper deals with bifurcations of subharmonic solutions and invariant tori generated from limit cycles in the fast dynamics for a nonautonomous singularly p...
Net Voltage and Phenomenon of Resonance Induced by Chaotic Signal for a Superconducting Junctions De
[期刊论文] 作者：LI Jing-Hui,HAN Yin-Xia,
来源：理论物理通讯（英文版） 年份：2004
The effects of a quenched chaotic signal on the over-damped motion of the electron pairs of a superconducting junctions device are studied. It is shown that the...
Comparison between Windowed FFT and Hilbert-Huang Transform for Analyzing Time Series with Poissonia
[期刊论文] 作者：Dong Han,Shuang-Nan Zhang,
来源：中国天文和天体物理学报（英文版） 年份：2004
Hilbert-Huang Transform (HHT) is a novel data analysis technique for nonlinear and non-stationary data. We present a time-frequency analysis of both simulated l...
[期刊论文] 作者：Desheng SHANG,Maoan HAN,
来源：数学年刊B辑（英文版） 年份：2004
This paper deals with a kind of fourth degree systems with perturbations. By using the method of multi-parameter perturbation theory and qualitative analysis, i...
Wavelet domain adaptive filtering algorithm for removing the seamless pipe noise contained in the ma
[期刊论文] 作者：Han Wenhua,Que Peiwen,
来源：高技术通讯（英文版） 年份：2004
With the widespread application and fast development of gas and oil pipeline network in China, the pipeline inspection technology has been used more extensively...
Effectiveness of Automatic Control over Flash Distillation Kettle for Liquid-Phase Bulk Polymerizati
[期刊论文] 作者：Han Linge,Ma Jiantong,
来源：中国炼油与石油化工（英文版） 年份：2004
Automatic control over flash distillation section at SINOPEC Cangzhou Refinery has been realized, resulting in saving of propylene feedstock and emission reduct...
[期刊论文] 作者：CHEN Han,U Xiao-Fu,
来源：理论物理通讯（英文版） 年份：2004
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者：REN Han,DENG Mo,
来源：中国科学A辑（英文版） 年份：2004
In this paper we investigate cycle base structures of a (weighted) graph and show that much information of short cycles is contained in an MCB (i.e., minimum cy...
Analysis micro-mechanism of burrs formation in the case of nanometric cutting process using numerica
[期刊论文] 作者：HAN XueSong,HU YuanZhong,
来源：中国科学E辑（英文版） 年份：2004
Burrs (exit failure), being one of the important factors influencing the final precision of workpiece, have been widely studied. Today, with the development of...
[期刊论文] 作者：ZHANG Yuan-ming,HAN Guang-ting,
来源：东华大学学报（英文版） 年份：2004
The biochemical degumming and chemical degumming were employed to process apocynum venetum, and indices values for the residual gum content, fineness, strength...
[期刊论文] 作者：HAN Yuecai,LI Yong,
来源：中国科学A辑（英文版） 年份：2004
In this paper, we investigate the persistence of invariant tori for the nearly integrable Hamiltonian system H(x, y) =h(y) + εp((x), y) + ε2Q(x, (y)), whereh(...
[期刊论文] 作者：LI Hui,HAN Baoshan,
来源：科学通报 年份：2004
DNA is a kind of promising molecule as nano-lead to build or connect nano-devices due to its stable linear structure and certain conductivity. Many methods have...
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