Surface Crystallization in F and P Co-doped Silica Fiber Preform 氟磷共掺杂二氧化硅光纤预制棒的表面晶化
Such problems as the formation of hoarfrost on the surface, the mechanism of crystallization of RDX, and quantitative determination of crystals on the surface, etc. are discussed. 对药柱表面白霜的生成,RDX晶析的机理,表面晶析的定量测定等问题进行了讨论。
It is observed by SEM that glass fiber has smooth surface, low crystallization, high density of fracture and shellfish veins of fracture obviously submits ditch form. 用SEM观察到玻璃纤维的表面光滑、低析晶、断口质密度高、断口贝纹呈明显沟状。
The result shows that the surface of sythetie diamonds is characteristic of crystallization from solution. 结果表明,合成金刚石的表面具有普通液态结晶的特征。
It was found, that some inter-facial effects such as fiber surface nucleating the crystallization and catalytic effect for the in situ solid-state polycondensation of nylon-66 salt were existed. 发现对尼龙66盐的原位固态缩聚存有如碳纤维表面的成核结晶和催化效应之类的界面效应。
Metakaolinite provides not only the chemical substance for reaction, but also the surface for crystallization. 偏高岭石不仅提供了反应所需的化学组分,而且也为晶核形成提供了必要的界面条件。
The results indicate that substrate material influences the crystal size, compactedness and predominance surface of SnO_2 films, whereas surface roughness influences crystallization and it's compactedness. 结果表明:衬底材质影响薄膜晶粒大小、致密度及优势面;表面粗糙度影响薄膜结晶难易程度和致密度。
The surface crystallization process in MgO-Al_2O_3-SiO_2 glass was investigated by several methods including DTA, XRD and SEM. 本文采用DTA、XRD,SEM等测试手段详细地研究了MgO-Al2O3-SiO2系统玻璃的表面晶化过程。
The degree of the surface crystallization is related to the amount of the plasticity deformation. 表面纳米化的程度与塑性变形量有关;神经突触可塑性(英文)
In the middle stage ( 0.2 < α < 0.9), it was surface crystallization with one dimensional nucleation and grain growth at a near-zero nucleation rate. 中间阶段(0.2<α<0.9)是扩散控制的一维形核和晶粒生长的表面晶化,形核速率近似为零;
Investigation on Surface Crystallization of CaO-Al_2O_3-SiO_2 System Glass-ceramic CaO-Al2O3-SiO2系统微晶玻璃表面析晶机理研究
The surface crystallization started as the films were oxidized and reduced at the temperature lower than that at which crystallization occurred. 在低于晶化温度条件下经氧化和还原处理后的薄膜表面晶化;
Influence of nitrogen ion-implantation on surface crystallization of lithium silicate glasses 氮离子注入对锂硅酸盐玻璃晶化的影响
Direct dynamic observation of surface process includes processes of crystallization, crytal growth, crystal orientation, surface adsorption, surface desorption, surface contact, friction, wear, electrodeposition, ion migration and so on. 表面过程的直接动态观测包括结晶过程、晶粒成长、取向、表面吸附、解吸、表面接触、摩擦、磨损、电沉积过程及离子迁移过程等。
Chemical strengthening of na_2o_3al_2o_2-sio_2 system glasses by surface controlled crystallization 表面微晶化对Na2O-Al2O3-SiO2系统玻璃的强化
It is shown that abnormal changes of the magnetic anisotropy as annealing in the air is correlated with the development of surface crystallization into bulk process. 实验表明,在空气中退火时,磁各向异性的反常变化亦与表面结晶向体结晶的发展密切相关。
The Effect of Nitrogen Ion Implantation on the Surface Crystallization of Fluoride Glass 氮离子注入对氟化物玻璃表面析晶的影响
But too high thickness and doping level will do harm to the smoothness of film surface with doped impurity deteriorating the crystallization. 但薄膜的厚度和掺杂浓度可能会恶化薄膜表面的平整度。
The relations between the performances and the surface crystallization and the relations between the mechanical performances of the enforced composites and the moulding parameters ( temperature, time, pressure) and their interactions would be found by test and analysis. 加工参数即成型温度、成型时间、成型压强和它们之间的交互作用对复合材料力学性能的影响。
Synthesis of spinel LiMn_ ( 2-x) Co_xO_4 with high cobalt content at surface by controlled crystallization 控制结晶法合成表面富含钴的尖晶石LiMn(2-x)CoxO4
Surface crystallization of mgo-al_2o_3-sio_ 2 glass MgO-Al2O3-SiO2系统玻璃的表面晶化
In this paper, some research achievements in the fields of nano-thermal spraying, nano-brush plating, nano-additives, nano-solid lubrication dry films, nano-adhesive and nano-surface crystallization technology are introduced. 重点介绍了作者及国内外学者在纳米热喷涂技术、纳米电刷镀技术、纳米添加剂技术、纳米固体润滑干膜技术、纳米粘涂与胶粘技术以及纳米表面晶化技术方面的研究成果与研究动向。
The Surface Properties of Silica Sol and the Crystallization of Silicon Dioxide 硅溶胶的表面性质和二氧化硅的晶化
Metal little powder surface of particle store in the crystallization the driving metal which is reacting from the plating liquid. But there is little content with driving metal. 金属微粉颗粒的表面存在从镀液中结晶生成的先导金属,先导金属的含量很少。
The results show that the photocatalytic properties of TiO2-pillared clays mainly depend on the BET surface area and the crystallization of TiO2-pillars. 结果表明,TiO2柱撑粘土的光催化性主要受比表面积和TiO2柱体的结晶程度影响。
The results of DC reactive magnetron sputtering& sulfide show that sulfide temperature can significantly affect on the surface of WS2 film and crystallization rate, but little affect on the chemical composition. 反应磁控溅射硫化法检测结果表明硫化温度对WS2薄膜的表面形貌和结晶率有明显的影响,而对膜层的化学成分影响不大。
The performance of the composite which was composed of fiber and thermoplastic depends on the crystal morphology, as the fiber has a high surface activity, the crystallization of the polymer can have a greater impact. 纤维与可结晶热塑性聚合物组成的复合材料的性能很大程度上取决于聚合物基体的结晶形态,由于纤维的表面具有较高的活性,能对聚合物的结晶产生较大的影响。