diffusivity相关论文
Mixed ions and electron conductors (MIECs) are an important family of electrocatalysts for electrochemical devices, such......
Due to the complexity ofcontructing non-spherical particle and their packing algorithm, the influence of particle shape ......
在混凝土耐久性的检测中以氯离子扩散系数为主,用Permit法现场检测混凝土氯离子扩散系数是一种新型的检测方法,通过检测前的准备、......
Thermosensitive properties of N,N-dimethylacrylamide gel with oligo(N-isopropylacrylamide) chains gr
As a novel gel whose network structure changes by heating without a large volume change, an amphiphilic N,N-dimethylacry......
Percolation threshold,tortuosity and diffusivity of complex discrete porous media via finite-size sc
Continuum percolation of randomly orientated congruent spherocylinderical pores(composed of cylinder of height H with se......
In recent years,droplets-based microfluidic systems are widely used in chemical and biological processes [1,2] because t......
Based on the available thermodynamic parameters and experimental data of self-diffusivity,impurity diffusivity,intrinsic......
光散射材料的透射率和扩散率是一对矛盾的技术指标。建立了体散射型光扩散板的数值模型，采用米氏散射理论和蒙特卡罗数学方法，对多重......
报道了一种用激光光热效应直接测量纳米材料热扩散率的方法.并给出了在不同的成形压力和不同的烧结温度下的实验结果.结果表明,纳......
Diffusion of oxygen in the ash layer usually dominated the combustion of oil shale semicoke particles due to the high as......
The tropical arboreal species Brazilian mahogany(Swietenia macrophylla) is very important economically and ecologically,......
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The spatial and temporal variations of turbulent diapycnal mixing along 18°N in the South China Sea(SCS) are estimated ......
The transport of runaway electrons in a high-temperature plasma is relatively easy to measure in a steady state experime......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Microstructure profiling measurements taken on a shallow Black Sea shelf and in Lake Banyoles and Boadella reservoir (Bo......
Suspended asphaltenic heavy organic particles in petroleum fluids may stick to the inner walls of oil wells and pipeline......
Analyses are performed to examine the physical processes involved in nonlinear oscillations of Eady baroclinic waves obt......
In order to provide data on diffusion coefficients and solubility constants of tritium in molten salts for the critical ......
采用动力学Monte Carlo（KMC）方法模拟研究了苯分子在口分子筛中的扩散行为，并将计算结果与描述多孔介质中表面扩散的Maxwell—Stefan（M......
应用电容测试法并借助于点缺陷模型（PDM）计算了X80管线钢在模拟土壤环境中所形成的钝化膜内点缺陷的扩散系数，利用实验测得钝化膜的稳......
目的 确定二维绕流的扩散参数。方法 位势流理论。结果与结论 推导出二维绕流（烟流遇到绵延山脊时的情形）扩散参数的计算公式并进......
气相色谱法测定分子筛扩散系数是根据色谱Ｖａｎ Ｄｅｅｍｅｔｅｒ过程，将被测分子筛装入色谱柱中，以测得的色谱柱理论板高度和相应的线速度作图，求得在高线......
目的：研究中药原料在不同温湿度条件下的吸湿行为。方法：应用膜扩散传质模型和菲克第二定律传质模型模拟和分析水分在中药原料中的扩......
多孔粉体在介孔和微孔范围内的表征需要专业的实验仪器，这限定了对该类材料全面的表征只能在大型实验室中进行．本文提出了一种改进的......
地震波在传播过程中的能量衰减特征表现为：一方面为球面扩散，另一方面是由于地层合流体而引起的衰减，它直接和地层的岩性、合流体性密......
ＡＮｅｗＦａｓｔＡｌｇｏｒｉｔｈｍｆｏｒＣｏｍｐｕｔｉｎｇ２ＤＤｉｓｃｒｅｔｅＣｏｓｉｎｅＴｒａｎｓｆｏｒｍＷｕＨｏｎｇｗｅｎ（吴红文）（ＴｈｅｒｍａｌＥｎｅｒｇｙＥｎｇｉｎｅｅｒｉｎｇＲｅｓｅａｒｃｈＩｎｓｔｉｔｕｔｅ，ＳｏｕｔｈｅａｓｔＵｎｉｖ.........
Thermal properties of harzburgite and dunite at 0.8–3 GPa and 300–823 K and implications for the the
Thermal diffusivity(D)and thermal conductivity(κ)of harzburgite and dunite from Luobusha ophiolite were simultaneously ......
Dual-Wavelength Laser Flash Raman Spectroscopy Method for In-Situ Measurements of the Thermal Diffus
This paper presents an in-situ, non-contact, non-destructive 'dual-wavelength laser flash Raman spectroscopy method&......
以聚乙烯醇、海藻酸钠和聚乳酸微球为原料，质量分数为5％的氯化钙饱和硼酸溶液为交联剂，合成PVA．SA—PLA共聚物水凝胶．采用池膜法测定水......
在考虑了沸石分子筛中吸附、脱附、扩散和反应的特点的基础上，发展了一种模拟沸石分子筛中扩菜反应的ＭｏｎｔｅＣａｒｌｏ方法。用Ｌａｎｇｍｕｉｒ吸附等温式验证了该方......
采用三分点自锚法研究氯盐荷载耦合作用下氯离子的扩散性。试验以持续弯曲荷载水平大小、荷载水平种类和侵蚀时间为变量,对氯盐-荷......
Flibe具有熔点低、中子性能好、沸点高等特点，是未来大型氟盐冷却高温堆的主要候选氟盐冷却剂之一，在堆芯中与中子相互作用后会导致......
为研究低引燃倾向卷烟（LIP卷烟）设计过程中的影响因素，在不改变卷烟原有配方结构的基础上，利用不同的卷烟纸（普通卷烟纸和阻燃带卷烟纸）......
On the basis of the free volume theory and activation energy concept,a fundamental equation whichtakes into account the ......
A small scale isotropic mass transfer model was developed for the local liquid side mass transfer coefficients in gas-li......
Chloride diffusion coefficient and water penetration depth of 3 types concrete were studied. The experimental results sh......
采用二维RNG κ-ε湍流模型，通过模拟不同位置污染源和建筑物不同规划位置，研究了单栋建筑物和双排多建筑物情况下，污染源对建筑物或......
野外测定非饱和土壤水运动参数比较困难，一般多采用实验室方法测定．本文阐述了在实验室用“水平土柱法”测定扩散度Ｄ（θ）的基本原理和方......
本文利用了陷阱参数、陷阱密度、陷阱结合能与电化学渗透实验中滞后时间的关系通过实验测出了室温附近气在Pd晶体中的表观扩散系数......
地震波在传播过程中的能量衰减特征一直是地球物理学研究的重点和难点，它直接和地层的岩性、粘滞性、内摩擦密切相关。由于地层的含......
In this paper, we show the asymptotic limit for the 3D Boussinesq system with zero viscosity limit or zero diffusivity l......
In this paper,we consider a quasilinear parabolic-parabolic chemotaxis model with nonlinear diffusivity,aggregation and ......
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本文利用陕西省礼泉县西庄头村实验场竖井不同深度5个土样(黑垆土—0.5m;马兰黄土—2.5m;古土壤—8.4m;离石黄土—12m)的实验数据,......
In phenomenological models,diffusivity is at least a function of composition and the diffusivities at infinite dilution.......
