所述的屏蔽层为一边带粘接剂的铜膜与换能器负极连接。
The shielding layer is a copper film provided with adhesives on one side, and is connected with the negative pole of the transducer.
采用定点激光反射热循环方法,测量了硅基体上铜膜应力随温度的变化及等温松弛。
The stress variation with temperature and isothermal relaxation in copper films deposited onto silicon wafers are studied by fixed point laser reflection method.
通过对化学镀铜膜形貌和结晶方面的研究发现:籽晶层对铜膜最终形貌和择优取向有较大的影响。
Through the study, we find that the morphology and crystallography of the seed layer has an important effect on the as-deposited Cu films.
通过电镀可以经济快速地获得较厚的引线铜膜,使得引线电阻远小于热敏元件阻值,有利于减小引线的热敏干扰。
Electroplating can realize economically higher thickness of the lead film than does sputtering to keep the lead resistance small and minimize its influence on thermal sensing.
因此,这种含Y形铜纳米线多孔铝膜可以用作近红外微偏振器,且将在光电集成领域有广泛的应用前景。
Therefore PAA with Y-branched Cu nanowires can be used as a near-infrared micropolarizer, and this kind of micropolarizer would have a promising future in the field of photoelectricity integration.
纳米晶铜表面原子和晶界原子具有更高的表面活性,钝化能力大大提高,同时钝化膜的溶解速度加大。
Surface atoms and intergranular atoms of nc copper have high activity, and that the passivation ability and the dissolution rate of passive film are increased.
提出了一种具有自由悬浮敏感膜和带孔铜底板的硅微机械电容式麦克风。
A micromachined condenser microphone with a free floating sensing diaphragm and a perforated thick copper backplate is presented.
采用电阻加热式真空蒸镀法在玻璃、H 13钢、塑料和纯铜基体上镀制铝膜,并对其附着力进行了测试和分析。
Aluminum film is produced on glass, H13 steel, plastic and pure cu substrate by resistance heating vacuum evaporation, and the adhesive power of aluminum film is determined and analyzed.
结论:铜缺乏较为严重地影响了奶牛红细胞及组织膜atp酶的活性,抑制了这些组织的正常生理功能。
Conclusion: Copper deficiency had severe effect on the activities of the membrane ATPase of red cell and tissue in calves and restrained the normal physiological function of these tissue.
研究了在铜合金表面电镀纯铜层保护膜对铜合金引线框架氧化失效的影响。
The effects of surface electroplate pure copper on oxidation failure of lead frame copper alloys for IC package were investigated.
采用钛铝-钼过渡层,金刚石膜和铜衬底间的结合力大大提高。
Results showed that adhesion between film and copper substrate could be greatly improved using such interlayers.
本研究还得到了能有效阻挡铜硅接触的钽膜的淀积速率。
The deposit rate of the ta film for efficiently obstructing the contact of si and Cu was also got.
提高金刚石薄膜与铜衬底附着力的关键是减小沉积结束后降温过程中产生的膜基热应力和提高膜基间化学键结合。
Reducing the thermal stress between film and substrate during the descent temperature process and improving chemical bonds combination is a key problem to enhance thee adhesion.
无氧铜的反射率为0.021,单层膜的反射率为0.049,因此KBAX射线显微镜可采用镀单层膜的方法加工。
Reflectivity of Cu is 0.021 and that of single film layer is 0.049, thus KBA X-ray microscope is made of single film layer.
因此铜是制备金刚石厚膜的理想基体材料。
These indicate that copper is an ideal substrate for the preparation of thick diamond films.
磁控溅射离子镀铝膜不是简单的单质外接铝膜,而是铜和铝组成的合金膜。
The magnetron-sputtering ion plating aluminum film is not simply an out- covering layer of a single substance, but an alloy film containing both aluminum and copper.
提出一种制作铜-康铜热电偶的新方法:锡膜焊接法。
Tinfoil welding technique was employed to make copper-constantan thermocouples.
我们利用AAO膜为模板,采用物理的方法制备得到了金属铜的纳米孔洞阵列膜。
We use the AAO as template, well-aligned and highly ordered nano-hole array copper membranes were copied from the template by vacuum plating.
本文介绍了一种能提高干膜与线路板铜基粘合力的新型铜面处理剂ST-10+。
This paper introduced a new copper treatment agent ST-10+ for improving the adhesion of dry film to printed circuit board copper substrate.
精选高精度同心滚齿钢轮铜乡里撕膜,具有不易打滑、不易脱齿、不易变形、超长无间距特点。
High precise concentric gear and steel roller for removing film, which can avoid skid, distortion and clearance.
提示生物相容性差的铜仿膜更易诱导PBMC发生凋亡。
CU membrane, a bioincompatible HD membrane, can induce the isolated PBMC to apoptosis more easily than others.
一看即看色泽,紫铜是铜单质,具有玫瑰红色的金属光泽,表面形成氧化膜后呈紫色,故一般称为紫铜。
A look that is to look at the color, red copper is copper, metallic luster is rose red, the surface oxide film formed after the purple, it is commonly referred to as copper.
采用体声波传感技术就卤素离子与铜缓蚀剂——苯骈三氮唑(BTA)协同成膜的动力学及相应复合膜的稳定性进行了研究。
The growth kinetics and the stability of synergistic films of benzotriazole (BTA) and halide ion (X -) were investigated by bulk acoustic wave (BAW) method.
精选高精度同心滚齿钢轮铜乡里撕膜,具有不易打滑、不易脱齿、不易变形、超长无间距特点。
High precise concentric gear steel roller for removing film, which can avoid skid, distortion clearance.
为什么湿法贴膜能克服表面的凹陷和铜瘤?如何在大量生产前去比较和验证填覆能力的差异是大家共同关注的问题,本文系统介绍了一种实用的测试理念和方法,以供同行参考。
That why ? and how to determine or test its advantage on the conformation becomes a hot topic for the PCB experter, A practiced test concept and method will be introduced in this paper.
去膜:蚀刻后将抗蚀层干膜去除,得到所需的裸铜电路图图。
Strip Resist: The hardened dry film is stripped from the copper leaving the desired copper pattern reproduced from the artwork.
去膜:蚀刻后将抗蚀层干膜去除,得到所需的裸铜电路图图。
Strip Resist: The hardened dry film is stripped from the copper leaving the desired copper pattern reproduced from the artwork.
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