扩散层

kuò sàn céng
  • diffusion layer;diffusosphere
扩散层扩散层
扩散层[kuò sàn céng]
  1. 用压汞分析法和SEM研究了气体扩散层的孔结构及形貌。

    The pore structure and morphology of gas diffusion layer were studied by mercury intrusion method and SEM .

  2. 扩散层PTFE载量对被动式直接甲醇燃料电池性能的影响

    Effect of PTFE contents on performance of a passive DMFC in diffusion layer

  3. 扩散层主要由Ti和Ni元素组成。

    The diffusion area is concentrated of Ni and Ti elements .

  4. TiN渗镀层由TiN颗粒均匀分布的扩散层及表面TiN沉积层组成。

    TiN permeation layer was composed of external deposition layer and diffusion layer with evenly distributed TiN particles .

  5. 结果表明,渗Mo后的表面合金层由扩散层和沉积层组成,沉积层呈(211)晶面的择优取向。

    The results show that the molybdenum alloying layer is composed of deposit layer and diffuse layer .

  6. 实验结果及分析表明,TiN涂层过渡层由混合层及扩散层组成,扩散层包括Ti原子扩散层及N原子扩散层;

    The results show that TiN interlayer is composed by mixed layer , Ti atom diffusion layer and N atom dispersion layer .

  7. 扩散层成分和含量对PEMFC性能的影响

    Influence of diffusion layer composition and quantity on PEMFC performance

  8. AES扩散层的分析及改进方案设计

    Analysis and design of AES diffusion layer

  9. PEMFC用气体扩散层中微孔层的干法制备

    Dry - layer preparation of micro-porous layer for PEMFC

  10. PEMFC梯度扩散层水传输模型的研究

    Research on Liquid Water Transport Model for Gradient Structure Gas Diffusion Layer of PEMFC

  11. 用C-V法测试Cd在InSb中扩散层的杂质浓度及其分布

    Test on Impurity Concentration and Profile of Cd Diffusion in InSb By Using C-V Method

  12. 研究了不同含量PTFE对氧电极气体扩散层性能的影响;

    The effects of PTFE content on the performance of the gas diffusion layer of oxygen electrode were studied .

  13. 在直接甲醇燃料电池中,CO2气体从扩散层以气泡形式进入阳极通道。

    In direct methanol fuel cell , the gas of carbon dioxide flow from diffusion layer into anode channel in the form of bubbles .

  14. PEM燃料电池多孔介质扩散层分形维数的测定

    Determination of Fractal Dimensions of Porous Gas Diffusion Layer in PEM Fuel Cells

  15. 阴极扩散层结构对空气自呼吸式DMFC性能的影响

    Effect of cathode gas diffusion layers on air-breath direct methanol fuel cell

  16. 计算了余误差函数分布和高斯分布扩散层的霍尔系数与扩散层表面浓度NS的关系曲线。

    , Curves giving R as function of surface concentration N , have been calculated for two forms of diffusive distribution , namely : the complementary error function and the Gaussian distribution .

  17. 结果表明,合金层由M6C+MC型碳化物层和W、Mo、Co固溶体扩散层组成。

    The results show that the surface alloyed layer are composed of M6C + MC type carbide layer and solid solution layer of W , Mo , Co.

  18. 加热喷雾法制备DMFC扩散层的性能研究

    Study on performance of MEA prepared by heated-spray method for direct methanol fuel cell

  19. 当温度大于530℃时,铝合金/Si3N4界面Al、Si扩散层厚度基本上不随温度升高而变化。

    When the bonding temperature exceeds 530C , the thickness of Al , Si diffusion layer changes a little as the temperature increases .

  20. 通过成分分析(EPMA)和硬度测试,分析了硅扩散层的特征。

    The characteristics of so-called silicon diffusion layer were analyzed through EPMA and hardness test .

  21. 扩散层微观结构对DMFC阳极传质及性能的影响

    Effects of the microstructure of anode gas diffusion layer on mass transport and performance of DMFC

  22. 试验确定了上述材料扩散层中的化合物。研究发现,Nb、Ti、Cu的三元共晶点是780±3℃。

    The compound composition of the diffusion layer was determined experimentally and the eutectic point of Nb-Ti - Cu was found to be at 780 ± 3 ℃ .

  23. 吸附PAM后纳米SiO2的表面电荷密度、扩散层电荷密度以及ζ电位发生变化。

    Surface charge density , diffuse charge density and measured zeta potential of SiO_ ( 2 ) particles vary distinctly after PAM adsorption .

  24. NbTi50/Cu复合超导材料中Cu-Ti扩散层的研究

    The research of Cu - Ti diffusion layer in composite superconductor NB Ti 50 / Cu

  25. 用全息干涉术测定DKDP晶体浓度扩散层

    Determination of Concentration Boundary Layer around DKDP Crystals by Holographic Interferometry

  26. MoSi2扩散层的生长织构和体扩散过程

    The growth texture and the volume diffusion process of mosi_2 diffusion coating

  27. 计算多芯Nb3Sn扩散层厚度的数学模型

    Mathematical model for calculating diffussion layer thickness of nb_3sn multifilamentary superconductors

  28. 结果发现,以渗铬层为基底在600~900℃之间进行CVD金刚石薄膜沉积后,渗铬层的铬碳化合物层和铬扩散层的厚度都增加了;

    The results show that after deposition of diamond between 600 ℃ and 900 ℃, the thick of chromium-carbon compounds layers and chromizing layers increase ;

  29. PAFC空气电极气体扩散层数学模型与数值分析

    Numerical Analysis of the Gas Diffusion Layer Model of PAFC Air Electrode

  30. 第二部分是对SPN密码结构的扩散层进行分析设计。

    The second part is mainly about the analysis and design of the diffusion layer in SPN cryptographic structure .