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[期刊论文] 作者：Haijun Wu,
来源：高等学校计算数学学报：英文版 年份：2010
A modified polynomial preserving gradient recovery technique is proposed. Unlike the polynomial preserving gradient recovery technique,the gradient recovere...
[会议论文] 作者：Haijun Wu,
来源：4th International Conference on Numerical Analysis of Differ 年份：2014
In this talk we will show that the pollution errors of p-th order FEM and CIP-FEM in H1-norm are O(k2p+1h2p)under the mesh condition that k2p+1h2p≤C0 for s...
[会议论文] 作者：HAIJUN WU,
来源：第三届国际微分方程的数值分析会议(3rd International Conference on Numerical A 年份：2013
In this talk,we first recall the interior penalty technique for finite element discretizations of elliptic problems.Then we introduce its applications to co...
[会议论文] 作者：Haijun Wu,
来源：第二届国际微分方程的数值分析会议(2rd International Conference on Numerical A 年份：2012
The continuous interior penalty finite element method (CIP-FEM) and the FEM for the Helmholtz equation in two and three dimensions are considered.By using a...
[会议论文] 作者：Haijun Wu,
来源：2014 Workshop on Recent Advances in Numerical Analysis(2014数 年份：2014
The oversampling multiscale finite element method(MsFEM)is one of the most popular methods for simulating composite materials and flows in porous media which ma...
[会议论文] 作者：Haijun Wu,
来源：第十六届全国微分方程数值方法暨第十三届全国仿真算法学术会议 年份：2019
In this talk,we will discuss several aspects on finite element methods for Helmholtz equation with high wave number,including a preasymptotic priori error e...
[会议论文] 作者：Haijun Wu,
来源：4th International Conference on Numerical Analysis of Differ 年份：2014
In this talk we will show that the pollution errors of p-th order FEM and CIP-FEM in H1-norm are O(k2p+1h2p)under the mesh condition that k2p+1h2p≤C0 for s...
[会议论文] 作者：Haijun Wu,
来源：超材料的数学研究及应用研讨会 年份：2016
The well-posedness of a nonlinear Helmholtz equation with an impedance boundary condition is established for high frequencies in two and three dimensions.St...
[期刊论文] 作者：HUANG Haijun,WU Minghui,
来源：国际英语教育研究：英文版 年份：2017
...
,A POSTERIORI ERROR ESTIMATES FOR FINITE ELEMENT APPROXIMATIONS OF THE CAHN-HILLIARD EQUATION AND TH
[期刊论文] 作者：Xiaobing Feng,Haijun Wu,
来源：计算数学(英文版) 年份：2008
This paper develops a posteriori error estimates of residual type for conforming and mixed finite element approximations of the fourth order Cahn-Hilliard equat...
[期刊论文] 作者：Haijun Wu,Yuanming Xiao,
来源：计算数学（英文版） 年份：2019
An hp version of interface penalty finite element method (hp-IPFEM) is proposed to solve the elliptic interface problems in two and three dimensions on unfitted...
Complex permittivity, permeability, and microwave absorption of barium ferrite by citrate sol-gel pr
[期刊论文] 作者：ZHANG Haijun,WU Mingzhong,YAO,
来源：稀有金属 年份：2004
BaFe12O19 hexaferrites were prepared by citrate sol-gel process. The formation temperature was much lower thanthat of the conventional ceramic method. The compl...
Theoretical and experimental design of Pt-Co(OH)2 electrocatalyst for efficient HER performance in a
[期刊论文] 作者：Haijun Wu,Xiaoqing Zuo,Shanpen,
来源：自然科学进展（英文版） 年份：2019
Design efficient electrocatalysts become significant for the hydrogen evolution reaction (HER) in alkaline solution. Here, the HER performance on Pt-Co(OH)2 has...
[期刊论文] 作者：Haijun Wu,Mengmeng Wang,Jianxi,
来源：中国科学:生命科学英文版 年份：2019
A better understanding of airflow characteristics in the upper airway(UA) is crucial in investigating obstructive sleep apnea(OSA), particle sedimentation, drug...
[期刊论文] 作者：ZHANG Haijun WU Xiangwei JIA Q,
来源：稀有金属：英文版 年份：2006
公司原文如此，核心壳粉末被无电的 plating 准备。Scanningelectron 显微镜学(SEM ) 表明公司原文如此，核心壳搽粉具有将近像范围的形状并且是大约 0.3 亩 m。X 光检查粉末衍射...
[期刊论文] 作者：Hao Wang,Ximin Deng,Haijun Wu,,
来源：Defence Technology(防务技术) 年份：2019
Polyurea is widely employed as a protective coating in many fields because of its superior ability to improve the anti-blast and anti-impact capability of struc...
[期刊论文] 作者：ZHANG Haijun,WU Xiangwei,JIA Q,
来源：稀有金属（英文版） 年份：2004
Co-SiC core-shell powders were prepared by electroless plating. Scanning electron microscopy (SEM) revealed that Co-SiC core-shell powders were of nearly sphere...
,SUPERCONVERGENCE ANALYSIS OF THE POLYNOMIAL PRESERVING RECOVERY FOR ELLIPTIC PROBLEMS WITH ROBIN BO
[期刊论文] 作者：Yu Du,Haijun Wu,Zhimin Zhang,
来源：计算数学（英文版） 年份：2020
We analyze the superconvergence property of the linear finite element method based on the polynomial preserving recovery (PPR) for Robin boundary elliptic probl...
[期刊论文] 作者：YU HaiJun WU JiHuai FAN LeQing,
来源：中国科学：化学英文版 年份：2012
这份报纸为通过介绍一个氧化还原作用调停人准备氧化还原作用活跃的电解质报导新奇策略(p-phenylenediamine， PPD ) 进为球工厂的申请的 KOH 电解质基于 MnO2 的 supercapacit...
Complex permittivity, permeability, and microwave absorption of barium ferrite by citrate sol-gel pr
[期刊论文] 作者：ZHANG Haijun,WU Mingzhong,YAO Xi,ZHANG Liangying,
来源：稀有金属(英文版) 年份：2003
BaFe12O19 hexaferrites were prepared by citrate sol-gel process. The formation temperature was much lower thanthat of the conventional ceramic method. The compl...
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