Helmholtz相关论文
Helmholtz velocity decomposition and Cauchy-Stokes tensor decomposition have been widely accepted as the foundation of f......
Fluid kinematics describes the fluid motion without consideration of any force.Classical fluid kinematics adopts Helmhol......
1引言考虑一维Helmholtz方程:(d2u)/(dx2)+k2u(x)=g(x),x∈(-∞,+∞),(1)其中k:=ω/v为波数,ω:=2πf为角频率,f为频率,v为波的传......
Microstructure investigation of dynamic recrystallization in hard machining:From thermodynamic irrev
The drastically changed thermal,mechanical,and chemical energies within the machined surface layer during hard machining......
We consider a mathematical problem modelling some characteristics of near field optical microscope.We take a monofrequen......
The paper presents a new fast integral equation solver for Maxwell’s equations in 3-D layered media.First,the spectral ......
In horizontal drilling, the cuttings bed is frequently formed to result in severe problems such as backing pressure, bin......
Within the framework of the quasiharmonic approximation,the thermodynamics and elastic properties of Ta, including phono......
醇类、水、氨等流体在工业上有着广泛的应用,但由于氢键作用形成分子缔合,使用简单状态方程难以精确描述其热力学性质;而在近临界......
聚焦:微粒物质为保护人们免遭微粒物质对身体的损害,不同领域的科学家们对悬浮微粒进行了多年的研究。研究中最大的挑战之一是化学......
Electrokinetic phenomena of poly(vinyl butyral) hollow fiber membranes in different electrolyte solu
The streaming potential of poly(vinyl butyral) (PVB) hollow fiber membrane was studied in different electrolyte solution......
Hybrid density functional study on lattice vibration,thermodynamic properties,and chemical bonding o
Hybrid density functional theory is employed to systematically investigate the structural,magnetic,vibrational,thermodyn......
以线性波理论为基础 ,应用满足两条平行线性边界的无限条形区域的 Helmholtz方程的基本解 ,采用边界单元法建立了连续式大直径圆柱......
In this paper, a general thermodynamic framework is developed to describe the thermo-chemo-mechanical interactions in el......
研究了双层非饱和地基中Rayleigh波(以下简称R波)的传播特性问题。首先将迂曲度引入孔隙流体的渗流连续性方程,对三相孔隙介质波动......
基于Helmholtz方程的严格远场解和源的“误差面积”描述方法,讨论了大发散角光辐射远场振幅和相位对于源包络扰动的依赖关系,讨论......
卟啉类的光电极在分子固体液体接界光伏打电池工作中已得到研究。本文用阴离子型表面活性剂在固体表面上的特性吸附等温线来分析此......
与金属电极不同,半导体电极在外加电场的情况下测量的电极极化实际上是Helm-holtz层极化和空间电荷层极化之和。因此要获得真实的......
本文简明地绍介了化学反应进度及其在反应的摩尔Gibbs函数[变]、反应的摩尔Helmholtz函数[变]、反应的摩尔焓[变]、化学反应速率和......
In the weakly guided case, the power propagation in the core and the cladding of a left-handed material fiber is obtaine......
金咸熙:在频率域中用边界元方法求解地震勘探中的正反演问题,《石油地球物理勘探》,23(2)1988:199～205 在频率域中用边界元方法求解......
A new approach is developed to solve the Green’s function that satisfies the Hehmholtz equation with complex refractive......
This paper presents a three-dimensional time-dependent nonlinear theory of helix traveling wave tubes for beamwave inter......
从Helmholtz方程出发,通过全矢量有限单元法及移位迭代算法,完成了对正方形多芯光子晶体光纤同位相超模的数值模拟分析,详细分析了......
A thermodynamic model for the freely jointed square-well chain fluids was developed based on the thermodynamic perturbat......
Chemical potentials of charged hard-dumbbell fluids are obtained by Monte Carlo simulations using Widom’s test-particle......
This paper develops a conformational elasticity theory of chain molecules, which is based on three key points: (i) the m......
A large magnetized plasma sheet with size of 60 cmx60 cmx2 cm was generated by a linear hollow cathode discharge under t......
Correlation of Critical Loci for Water-Hydrocarbon Binary Systems by EOS Based on the Multi-Fluid No
Quantitative representation of complicated behavior of fluid mixtures in the critical region by any of equation-of-state......
The two-Yukawa (TY) potential is a newly developed potential function for fluids. The Monte Carlo method was used to ......
Three calculational models, statistical associating fluid theory (SAFT), modified SAFT, and Boublík Alder Chen Kre......
Analysis and comparison between two coupled-mode methods for acoustic propagation in range-dependent
Two coupled-mode methods,namely DGMCM(Direct-Global-Matrix CoupledMode Method)and CCMM(Consistent Coupled-Mode Method),a......
ZHI technique was used to form a corrosion resistant layer on LC4 alloy. The composition of the layer was studied by X-r......
We investigate both experimentally and numerically a complex structure,where ’face-to-face’ Helmholtz resonance caviti......
We demonstrate the direct loading of cold atoms into a microchip 2-mm Z-trap, where the evaporative cooling can be perfo......
Helmholtz方程在许多工程实际问题中都有着广泛应用,如航天航空、海洋工程、以及波探测等.国内外很多研究者都对Helmholtz方程的数......
基于改进的试验装置模拟了低矮房屋模型屋盖角部突然开孔过程,研究了两种风场下瞬时风压变化及稳态阶段的风压特性。发现突然开孔......
Vice President Shen Wenqing met with Prof.Juergen Mlynek,President of the Helmholtz Association on August 24,2011.The tw......
通过对美国国家科学基金会(NSF)、英国自然环境研究理事会(NERC)和德国亥姆霍兹研究中心联合会(Helmholtz Association)等国际上的......
A molecular thermodynamic model of gas solubility in nonpolar solvents has been established. The Helmholtz energy of li......
为了节能和环境保护,国际燃气界近年来又致力于脉冲燃烧的研究。脉冲燃烧具有燃烧强度大,传热系数高,NOx排放量小,能自动吸气及排......
作者将黑尔姆霍茨(Helmholtz)脉冲燃烧器用来对液体加热装置——热水加热器进行了研制。该燃烧器包括燃气去耦室、空气瓣阀和燃气......
Quasicrystals have additional phason degrees of freedom not found in conventional crystals. In this paper, we present an......
