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A novel layout of IC transformer is proposed to achieve both high turn ratio and coupling coefficient in this paper. In order to discuss the coupling coefficient, the layouts are designed with different turn ratio. The thesis is mainly includes of three experiment topics. The multi-stack structure is proposed to achieve prior goal in first topic. Two groups of proposed devices are designed to maintain identical self- inductances in transformer's primary and secondary coils. Total six devices are fabricated in foundry 90-nm CMOS technology. Using the 9 and 5 metal layers in primary and secondary coils in a specific layout, measurement results show that the transformer has the largest benefit using the bottommost return layer in layout design. In one word, the adoption of more metal layers to construct different turn ratio transformer shows not only improving the N value but also saving the chip area in this experiment.

中文摘要本文是针对不同圈数比变压器探讨其耦合量的变化,并且期望其变压器能同时达到高圈数比及高耦合系数的特性,本论文主要可分为三个实验主题,首先第一个主题提出以90nm CMOS制程技术实现的多层金属层的布局方式,并以相同的一、二次侧自感值分为两组,利用不同返回层来达到不同的圈数比,且从量测结果可以得知,在变压器布局设计上使用最底金属层来作返回层会得到较好的特性,最后从此实验得知一结论,利用合适的多层金属架构达到不同的圈数比,不仅可以改善圈数比,还可以缩小晶片面积。

First by testing the practical multilayer insulation in a cryogenic tanker, which is the carilometer in my paper,some affecting factors on multilayer insulation are analysed, then by using the low-temperature and vacuum environment caused by multilayer insulation, the effective thermal conductivity of multiple fiber paper with 5 layers is tested.Through Newton interativemethod,an empirical formula is deduced to computer the thermal conductivity of fiber paper,The errors between experimental thermal conductivity and the calculated conductivity by empirical formula are below10%,so the formula of fiber conductivity can be applied to practical enginnering.

为探索改善工程应用中高真空多层绝热层绝热性能的方法,本文实验研究中首先测量了包扎在实际低温储罐上不同结构的高真空多层绝热层的绝热性能,并分析了环境温度、环境压力,层数、不同隔热材料的组合等因素对工程应用中的高真空多层材料绝热性能的影响;然后利用多层绝热层中的低温真空环境测量5层干法纸在不同温度区间内的表观导热系数,在有限实验数据的基础上用牛顿迭代数值拟和出计算5层干法纸表观导热系数的经验公式,对比经验公式计算值和实验测量值,发现二者的误差在10%以内,因此在工程应用中可用本文的经验公式计算干法纸在低温下的导热系数。

Cu/Zr nano-multilayer films are prepared by Direct Current magnetron sputtering in the silex substrate, and the box-type furnace is used to anneal. Micro-sclerometer, X-ray Diffractometer and Scanning Probe Microscope are used to analyze the mechanical performance and microstructure of Cu/Zr nano-multilayer films. The relation of process parameters and performance is investigated.

本文利用直流磁控溅射方法在石英玻璃基片上制备了一系列自支撑Cu/Zr纳米多层膜,使用箱式电炉对多层膜进行退火处理,利用显微硬度计、X射线衍射仪、扫描探针显微镜表征了多层膜的力学性能与微观结构,研究了不同工艺参数对纳米多层膜性能的影响。

Low temperature ordering of FePt thin films has been achieved by using a thin equiatomic AuCu underlayer.

提出并利用相干生长的多层膜中有序-无序转变过程的彼此关联作用,借助AuCu缓冲层的低温有序化,降低FePt薄膜的有序转变温度200℃以上,为FePt薄膜的低温有序化开劈了一条新途径;制备多层膜,退火形成有序相FePt纳米颗粒分散在Ag基体的复合结构,比FePt/Ag共溅射或合金多层膜方法的退火温度明显降低;通过缓冲层Ta控制FePt的粗糙度和晶界密度,同时界面附近Ta、Pt发生化学反应,两者共同促进薄膜内Pt原子的有效迁移,从而加速FePt有序化;进一步,在Ta和FePt之间插入Bi薄层,强化Ta、Pt的扩散,在更低温度下形成高矫顽力的有序化FePt薄膜且FePt晶粒之间交换作用大大减弱;发现MgO薄膜作底层,可控制与MgO晶粒尺寸大致相当的临界厚度以下的FePt有序化薄膜的(001)取向,同时,MgO和FePt的相对厚度显著影响(001)取向FePt的有序化。

Monolayer.2. A Novel Sensor Based on Layer-by-Layer Hybridized Phosphomolybdate and Poly on a Cysteamine Modified Gold ElectrodeA novel sensor have been constructed by layer-by-layer hybridizing phosphomolybdate and poly on a cysteamine modified gold electrode.

磷钼杂多酸和聚二茂铁硅烷多层组装膜修饰电极及其电化学行为采用层层组装法在金电极上组装多金属氧酸盐阴离子和聚阳离子聚二茂铁硅烷,交替沉积多层膜,构建了杂多酸-PFS多层膜修饰的金电极。

In order to clear heterogeneous reservoirs waterflooding performance, and decreased interlayer and within-layer contradictions, and improved the water flooding recovery, experimental study should be conducted first, This paper based on Pucheng Sasan reservoir sandstone cores to study object. Multi-point pressure measurement of water flooding oil experimental apparatus was established. Through the three-layer water flooding experiment to study injection strategy, interlayer interference and recovery factors. True sandstone micro-model water flooding used newly developed color visual image analysis system researched water-drive types, forms of residual oil and waterflood efficiency. Percolation mathematical model was established, black oil simulation program was developed, long-core displacement experimental results were matched, pressure and saturation change were researched by the simulation matching results.

为了明确非均质储层注水开发动态过程,减轻由于层间和层内非均质造成的开发矛盾,提高水驱采收率,本文从实验研究出发,以濮城沙三储层岩心为研究对象,建立了一套带多测压点的多层长岩心水驱油实验装置,通过开展三层水驱油实验,研究注水方式、层间干扰以及采收率影响因素;真实砂岩微观模型水驱油实验采用最新研制的彩色可视化图像分析系统研究水驱类型、残余油形成类型以及水驱油效率;建立并求解渗流数学模型,编制黑油模拟程序,对长岩心驱替实验进行拟合,通过拟合结果研究驱替过程中油水饱和度和压力的变化情况等研究工作。

It indicated that the multiple-layered films were mainly composed by C-F, C=C and Si-O bonging, a little Si-C and Si-F bonding were also existed because of history effect. The bondgap were calculated as 2.7eV. The dielectric constant of the multiple-layered films was close relative to the thickness of the covering layer-SiOx, so the thickness had better be reduce. The bonding configurations of multiple-layered films had no evident changes after 400癈 annealing, the thickness raise very little and the dielectric constant increase 8%. Compared with one-layered a-C:F films prepared in the same conditions, the SiOx/a-C:F/SiOx multiple-layered films had a better thermal stability.

结果表明,多层膜主要由C-F,C=C,Si-O键构成,由于器壁的历史效应,薄膜中还存在少量Si-C和Si-F键;多层膜的光学带隙经计算约为2.7eV;多层膜的介电常数与包层SiO_x厚度有很大关系,应尽可能减小SiO_x厚度;在经历200-400℃的N_2氛围中退火后,多层膜的红外结构没有发生太大的变化:膜厚度稍微增大,介电常数只增加了8%,与同样制备条件下沉积的单层a-C:F薄膜相比具有较好的热稳定性。

This paper introduces the concepts of CSCW, describes the present state and discusses the problems to be solved, primarily focusing on human computer interaction, concurrency control and collaboration management. According to the research on cooperative characteristics of user actions in CSCW systems, this paper proposes a software architecture model of cooperative systems, Arbor. Its main contents include: Layered structure The Arbor model divides a cooperative system into five layers according to functional decomposition: device layer, concept layer, intention layer, cooperation layer, and computation layer. It deifies user actions and reifies the results of the actions to implement multi-level collaboration among multiple users. Multi-level collaboration obtains finegrained collaboration of the cooperative system and improves its collaboration efficiency.

本文首先介绍了计算机辅助协同工作的基本概念,着重从人机接口,并发控制和协同管理等功能方面介绍了协同系统的现状及其软件结构存在的问题,然后,基于对协同系统中用户动作的协同需求和协同特性的研究,针对目前协同软件系统存在的问题,提出了一种协同系统软件结构模型Arbor,它的主要内容包括:层次结构 Arbor模型从功能上将协同软件系统分为五层:设备层、概念层、意图层、协同层和计算层,它通过对用户动作的多层抽象和对动作结果的多层例化,实现多用户之间的多层次协同及感知,层次结构增强了系统的灵活性和适应性,方便了系统的开发,同时,多层次协同的方法获得了细粒度的协同感知,提高了协同效率。

Results: l、The optimal scan parameters for chinese people are flow rate of 3. 0 mL/sec and total injection 125ml. 2、Visibility of coronary arteries and segments: only those proximal and mid segment is image quality sufficient to allow a semiquantitative assessment. 3、Detection of Atherosclerotic Plaque: CT coronary imaging revealed highest sensitivities for the detection of atherosclerotic wall changes the sensitivity of stenoses was 86. 3%. 4、MSCT coronary angiography is easy to prove the entire anatomic structure of coronary and it is an effective technique for evaluating coronary patency. 5、MSCT coronary angiography correctly identified all normal controls and all patients with coronary artery fistula. The anatomic course of the coronary artery fistula was correctly classified. 6、A11 severe lesion could be visualised by

结果:1、不同的扫描技术参数所获得的造影图像质量不同,注射速率3.0ml/s组以及125m1对比剂总量组比较适合国内患者。2、多层螺旋CT冠状动脉造影可显示冠状动脉的主要分支,尤其是冠状动脉的近、中段,显示率在90%以上。3、多层螺旋CT冠状动脉造影对狭窄病变的敏感性为87.3%,能检出冠状动脉造影不易发现的细小斑块,判断狭窄的原因及斑块的特征。4、多层螺旋CT冠状动脉造影可显示搭桥血管的形态、位置及通畅程度,显示桥血管及支架的内腔,安全便捷。5、多层螺旋CT显示冠状动脉畸形准确性高(3/3),多种成像方法可弥补冠状动脉造影显示的不足。6、仿真内窥镜可显示冠状动脉内膜和内腔,显示狭窄斑块的性质。

A process for making an electronic device which comprises applying a nonaqueous plate-resistant ink by ink jet printing to selected areas of a dielectric substrate, optionally laminated with an electrically conductive metal, exposing the plate resistant ink to actinic and/or particle beam radiation to effect polymerisation, adding one or more metal layers by electrolytic or electroless deposition, the upper layer of which is an etchresistant metal, removing the polymerised plate-resistant ink with alkali and finally removing the electrically conductive metal which are optionally directly laminated to the dielectric substrate and not protected by an upper layer of etch-resistant metal by chemical etching wherein the plate-resistant ink is substantially solvent-free and comprises: A 30 to 90 parts acrylate functional monomers free from acid groups comprising mono- or higher functionality wherein 5 to 95% by weight are mono-functional monomers; B 1 to 30 parts acrylate functional monomer containing one or more acid groups; C 0 to 20 parts polymer or prepolymer; D 0 to 20 parts radical initiator; E 0 to 5 parts colorant; F 0 to 5 parts surfactant; and where the ink has a viscosity of not greater than 30 cPs at 40 DEG C and all parts are by weight.

一种制备电子装置的方法,所述方法包括以下步骤:通过喷墨印刷在任选层压了一种或多种导电金属的介电底材的选定区域涂覆非水的阻沉积油墨,将所述阻沉积油墨暴露在光化辐射和/或微粒束辐射中以完成聚合,通过电解沉积或无电沉积增加一层或多层金属层,其中最上层的金属层为一种或多种阻蚀刻金属,用碱除去聚合的阻沉积油墨,最后通过化学蚀刻将任选直接层压在所述介电底材上并且不被一种或多种阻蚀刻金属的上层保护的导电金属除去,其中所述阻沉积油墨基本不含溶剂,并且包含以下组分:A30-90份不含酸基团的丙烯酸酯功能性单体,所述单体包括单官能或多官能单体,其中5-95%重量为单官能单体;B1-30份包含一个或多个酸基团的丙烯酸酯功能性单体;C0-20份聚合物或预聚物;D0-20份自由基引发剂;E0-5份着色剂;和F0-5份表面活性剂;其中所述油墨的粘度在40℃下不高于30cPs,并且所有的份数以重量计。

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