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Porous SiOC ceramic was successfully prepared by pyrolysis of dimethylsilicone oil,silane coupling agent and melamine fo......
Breaking Through Bottlenecks for Thermally Conductive Polymer Composites:A Perspective for Intrinsic
Rapid development of energy,electrical and electronic technologies has put forward higher requirements for the thermal c......
Study on Reducing Injection Pressure of Low Permeability Reservoirs Characterized by High Temperatur
In view of the problems of high injection pressure and low water injection rate in water injection wells of low permeabi......
Polyimide/carbon black(PI/CB) nanocomposite films were fabricated via the direct ball-milling method with poly(amic acid......
Processing, Microstructure and Mechanical Properties of Ti6Al4V Particles-Reinforced Mg Matrix Compo
Novel Ti6Al4V particles-reinforced AZ91 Mg matrix composites were successfully fabricated by stir casting method. The st......
Preparation of a Crosslinked Chitosan Coated Calcium Sulfate Whisker and Its Reinforcement in Polyvi
A calcium sulfate whisker(CSW) coated with glutaraldehyde crosslinked chitosan(GACS) was prepared to reinforce polyvinyl......
Comparison of two NiCoCrAl/YSZ microlaminates deposited on substrates with different surface roughne
Two substrates with surface roughness(Ra) of about 1.6 and 0.8,respectively,were employed to fabricate two NiCoCrAl/YSZ ......
The influence of thermal cycling on the microstructure and joint strength of Sn3.5AgO.75Cu (SAC) and Sn63Pb37 (SnPb) sol......
Thermal stress in castings results from nonuniform cooling. The thermal stress and the deforma- tion can change the cast......
As the essential materials for high temperature industrial production and technological development such as metallurgy,r......
BaTiO3薄膜的铁电性通常会受到界面效应的影响而衰减.提出了使用Ta2O5作为隔离层能够有效抑制界面效应.利用脉冲激光沉积技术,在(1......
研究多孔涂层界面抽吸效应对强化膜状凝结换热的影响。考察了多孔涂层的特性参数对凝液膜厚度和换热系数的影响。与Nusselt理论预......
采用Ni基合金钎料,在Ar气保护条件下,对金刚石磨粒进行了激光钎焊试验研究。采用扫描电镜(SEM)和能谱仪(EDS)及X射线衍射仪(XRD)分......
用紧束缚近似下的格林函数方法研究半导体-金属体系的界面能随半导体薄层厚度的变化关系,结果发现:ZnO薄层与W衬底构成界面时,若Zn......
采用磁控溅射方法在Si(100)基底上制备了Cr-Si-Ni电阻薄膜,研究了不同温度退火时薄膜微观结构的转变过程以及对电阻率的影响.结果......
Laser and hot air reflow soldering of PBGA solder ball was investigated. Experimental results showed that surface qualit......
采用XPS、UPS方法,研究了存在于Ni-ZrO2复合镀层中的界面相互作用.研究结果表明,基质金属Ni与ZrO2微粒间并无新相形成,但在其界面确实存在轨道相互作用,且这......
采用界面聚合法和原位聚合法制备2,5-二苯乙炔基噻吩微胶囊,以解决其无效光降解的问题,探索两种不同的制备方法对微胶囊形貌及其大......
综述了4种主要表面活性剂的界面吸附模型,有Langmuir吸附模型、Frumkin吸附模型、重排吸附模型和严格重排吸附模型;讨论了这4种吸......
合成了三种不同聚氧丙烯,聚氧乙烯(PPO/PEO)比例的含苯环支状嵌段聚醚,通过界面张力、界面流变、表面压以及对原油乳状液的破乳脱水效果......
采用分子动力学模拟考察了一价阳离子(Li^+、Na^+、K^+、Rb^+、Cs^+)对壬基酚取代的十二烷基磺酸盐在正癸烷/水界面上的聚集行为。......
为提高纳滤膜的分离透过和耐溶剂性能,以间苯二胺(MPD)为水相单体,均苯四甲酰氯(BTC)与均苯三甲酰氯(TMC)为有机相单体,通过界面聚......
研究了固相法合成的三单体接枝物PP-g-(MMA-MAH-TM)对无卤阻燃聚丙烯(PP)/疏松型纳米氢氧化镁(LN-MH)体系的改性效果,测试了阻燃体系的力学......
本文将Pitzer公式用于高浓度H<sub>2</sub>SO<sub>4</sub>-CuSO<sub>4</sub>混合电解质溶液,回归出混合参数θ和φ,求出水相中各组......
目的揭示层状结构Ti Al合金薄板采用钎料Ti-Zr-Cu-Ni时,在钎焊过程中的扩散行为,以及钎焊后的组织和力学性能。方法对焊缝及周边区......
研究了含一个圆形弹性夹杂的纵向剪切问题。运用复变函数的级数展开技术,将问题转化为线性方程组的求解。数值结果表明:界面径向应力......
界面的好坏直接影响RTM成型复合材料的力学性能.本文研究了RTM成型复合材料不同层次界面的特点、形成机理,并采用冷等离子处理对RT......
对加油过程中储罐内静电场的动态变化过程进行了研究,分别建立了油/气界面有无电荷积聚时罐内静电场计算模型,并利用模型对油/气界面有......
PC/104嵌入式计算机模块系列为系统设计者们提供了一整套低成本,高可靠性,能够迅速配置成产品的结构化模块.在介绍PC/104和开放式......
以间、对苯二甲酰氟(IPC)、(TPC)、双酚芴(BHPF)和双酚A(BPA)为单体,采用相转移催化界面缩聚法合成了双酚芴型共聚芳酯(PAR—F/A)。结果表明,该......
研究了醇胺盐型阴离子氟表面活性剂(FC-1)、甜菜碱型两性离子氟表面活性剂(FC-2)、羧酸盐型阴离子氟表面活性剂(FC-5)对驱油剂复配体系OP......
本研究针对河南油田双河北块IV1—3层系开展泡沫驱油技术室内实验及参数优化研究。通过泡沫剂性能评价,筛选出性能较好的泡沫剂ZK-1......
通过研究OCS驱油体系的油水界面张力和乳化性能及驱油效果,考察其在不同断块油田表面活性剂驱的可行性.结果表明,当OCS表面活性剂......
本文主要研究均匀涂层-功能梯度材料界面层-均匀半空间三层结构模型中均匀涂层与功能梯度材料层之间界面处的无摩擦轴对称接触问题......
The mechanism of the interfacial reaction of Al<sub>2</sub>O<sub>3</sub>/medium Mn steel containing Nb was studied bymea......
本文以对苯二甲酰氯(TPC)、2、5-二氯对苯二甲酰氯(DCC)、双酚A(BPA)为原料,采用相转移催化界面缩聚法合成了含氯取代基的双酚A型......
提出了一种更为合理、简便地测试与表征Si3N4/BN复合材料界面应变能释放速率的方法. 借助流延成形和热压烧结工艺, 制备出具有单一......
Al<sub>2</sub>O<sub>3</sub>-SiO<sub>2</sub> short fiber/Al-Cu-Mg matrix composites containing different Mg contents were......
建立了复合材料界面强度原位测试系统,研制出界面剪切强度有限元分析软件并探讨了影响界面剪应力分析的因素,提出了改进的微观力学模......
As the essential material for high temperature industrial production and technological development such as metallurgy,re......