surface diffusion

SEM observations show that the two-dimensional longitudinal section of the intragranular microcracks evolves from the original thin-ellipse shape into the several aligned spherical voids dominated by surface diffusion.

SEM观察表明：晶内疲劳微裂纹纵剖面二维形态发生了主要由表面扩散控制的形态变化，由初始的扁椭圆形演化成多个球洞定向排列的形态；

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A method of surface metallization of diamond, temper powder diffusion heat treatment, was developed.

研究粉末扩散法使金刚石表面金属化的工艺.

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Surface self-diffusion and thermal roughening study on tungsten single crystal planes by field emission fluctuation method

用场发射涨落法研究钨表面原子在单晶面上自扩散和热粗糙化过程

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The influence of surface diffusion on CVD diamond nucleation was found very important.

表面扩散对CVD金刚石成核有重要影响.

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Ab initio Study of Adsorption and Surface Diffusion of a Hydrogen Atom Near the Step on a Stepped Lithium Surface

氢原子在金属锂表面台阶附近吸附和表面扩散行为的AB INITIO研究

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Based on the classical theory of surface diffusion and its weak statement, a finite element scheme is implemented, and a program is developed for simulating the evolution of two-dimensional microcracks within grains.

在表面扩散的经典理论及其弱解描述的基础上，编制了可模拟电场作用下二维晶内裂纹演化的有限元程序，并验证了该程序的可靠性和准确性。

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The experimental results show that the growth mechanism of the KTP crystal coincides with the linear law and the law of the parabola of surface or volume diffusion of the BCF atomic growth theory.

实验结果表明，KTP晶体生长机制与原子化的BCF生长理论的面扩散或体扩散的线性定律与抛物线定律相吻合。

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Evans' diagram shows that SbO+ ions can be reduced to stibine by metal zinc, and this process is controlled by the diffusion of SbO+ ions to the surface of the electrode.

Evans图表明，SbO~+离子可被金属锌还原至SbH3，其反应过程受SbO~+离子向电极表面的扩散过程控制。

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The mechanism of crystal growth was explored using BCF surface diffusion model. The results show that it is surface diffusion mechanism that plays a key role in the growing of TAP single crystal in aqueous solution.

用BCF面扩散模型对生长机理进行了探讨，认为TAP晶体的水溶液生长机制是面扩散起主导作用。

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Beneath the diffusion membrane lies the oxygen sensing element cathode-with a surface area almost 4 cm 2.

渗透膜下方是氧敏元件和表面积大约4平方厘米的电极.

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Surface Diffusion of a Hydrogen Atom on Smooth Lithium ( 100) Surface Using ab initio Cluster Study

氢原子在平坦金属锂（100）面上表面扩散行为的AB INITIO研究

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By carbon ion implantation, painting Ag slurry and electric plating Ni into/ on the surface of nanocrystalline copper, some stable diffusion sources are obtained, in which the atoms are interstitial or substitutional.

然后进行表面离子注入碳，表面涂覆银浆和电镀镍等处理，在纳米晶层内部或表面得到一定浓度的间隙或置换溶质原子，热处理后考察它们的扩散行为。

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Surface tension, density distribution, number density distribution, charge distribution, radium distribution function, diffusion and conformers of carbon chain have been analyzed to study the effect of Ca and Mg ions. 5.

通过计算表面张力，密度分布，数密度分布，电荷分布，径向分布函数，扩散系数以及尾链构象的分析，研究Ca，Mg离子对表面活性剂的影响。

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Surface strengthening technologies are reviewed from the points of surface quenching, surface diffusion thermochemical heat treatment and surface coating.

从表面淬火、表面扩散化学热处理和表面覆层强化三方面介绍了提高塑料模具使用寿命的表面强化技术。

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In this paper, the contact reaction between Aluminum and Copper and its liquid phase behavior were studied by means of experiment simulation and analysis based on the theory of surface and grain boundary diffusion in metallurgy.

采用模拟的方法，系统研究了Al/Cu接触反应及其液相行为的特点，并运用金属学中表面扩散和晶界扩散等理论进行了理论探讨。

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The surface diffusion of water is the main control factor in the pellet diffusion.

水分子的表面扩散是颗粒内扩散的主要控制因素.

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