Owing to its many advantages , it has become a powerful technique in polymer field such as the characterization of the surface morphology and properties , the visualization of phase separation , and the investigation of polymer on nanometer scale 近年来,其应用已由对聚合物表面几何形貌的观测发展到纳米级结构和表面性能的研究领域。
Sem analysis the worn surface morphology shows the following results : microcutting is the main wear mechanism of the coatings when impacted at lower angle , while the dominant mechanisms change into extrusion and platelet 熔覆层在低角冲蚀情况下,以微切削为主,在高角冲蚀情况下,挤压成片机理居主导浙江工业大学硕士学位论文地位。
( 3 ) dlc films were prepared by combining psii method with pecvd method , the films got not only smooth surface morphology but also strong adhesion , in such a fashion that it was the best method ( 3 )通过全方位离子注入和等离子体增强化学气相沉积相结合,发现制备出的类金刚石薄膜既改善了表面形貌又增强了结合力,因此证明了这是一种较好的制备方法。
The surface morphology of the composite films was confirmed by the sem measurements ; indicating the films are smooth and the thickness of the films are in the range of nanometers ( 250 - 400 nm ) 利用扫描电子显微镜测试手段对上述膜材料的表面物理性质和形貌进行了分析。结果表明,这类耐水性复合材料的厚度在纳米级( 250 400nm ) ,并具有均匀的表面结构。
So the titanium dioxide coatings were fabricated by cladding substrates to sinter in different work mediums , which included normal pressure and vacuum conditions . the surface morphology and phase constitution of coatings were analyzed 本研究采用包埋烧结法分别在常压和真空条件下在钛合金试样上制备二氧化钛功能涂层,并对涂层的表面形貌和相组成进行了分析。
The surface morphology and capacitance of aluminum nanoparticles were studied with lm - scm . the relationship between the contrast of the capacitance image and the lift height of the cantilever was analyzed and proved in experiments 利用升高模式扫描电容显微镜lm - scm研究了金基底上铝纳米粒子的形貌和表面电容,分析了电容像的衬度与针尖的提升高度之间关系,并在实验中得到了验证。
In the trials of high concentration food wastewater treatment conducted by an anaerobic membrane bioreactor , the flux decline rule of four polyethersulphone ( pes ) uhrafiltration ( uf ) membranes with different surface morphology was investigated with atomic force microscopy 摘要在厌氧膜生物反应器处理高浓度食品废水的试验中,借助原子力显微镜分析了四种表面形貌不同的聚醚砜超滤膜的通量衰减规律。
The tensile strength and young ’ s modulus of cf / ep specimens before and after vacuum thermo - cycling were measured by an electrical universal material testing machine . an electron scanning microscope was used to perform the surface morphology and fractography of specimens 真空热循环试验前后cf / ep层合材料的拉伸性能由电子万能材料试验机完成,本文利用扫描电镜观测试样表面形貌和拉伸后的断口形貌。
Surface morphology , phase constitution and biocompatibility of the material were analyzed and evaluated in this paper . titanium alloys were prepared by non - consumable vacuum arc smelting furnace . and the microstructures and the properties of titanium alloys were investigated 采用非自耗真空电弧凝壳炉熔炼钛及钛合金,并对钛合金的组织及性能进行观察和测定,分析了电弧炉熔炼钛合金的结晶特点。
The results turned out that the crystal structure was changed by the variation of the deposition temperature and annealing time . the surface morphology was greatly influenced by the spray parameters which atomized the precursor droplet in different diameters and different intensities 薄膜的表面形貌随着喷雾参数的改变发生了较大的改变,喷雾参数的改变使是雾化液滴大小和液流密度随之发生了一定改变。