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- Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductive agent. 以酸性蚀刻废液为铜源,水合肼为还原剂,采用液相还原法制备纳米铜粉。
- nano - scale copper powder 纳米铜粉
- During the electrolytic process, ultrasound is introduced to produce nanometer copper powder. 在一定的电解工艺条件下,引入超声波成功制备出纳米铜粉。
- Wu H Y, Zhu M G, Kong L Y, et al.The new technique for preparing nanometer scale hydroxyapatite bioceramics powder [J].Journal of Hebei Normal University (Natural Science), 1997, 21(3): 266-269. [7]邬鸿彦;朱明刚;孔令宜;等.;纳米级羟基磷灰石生物陶瓷粉末的制备新方法[J]
- Atomic force microscopy(AFM) has been an important tool for observing and manipulating samples at nanometer scale. 原子力显微镜(Atomic Force Microscopy)已成为在纳米尺度对样品进行观察和操纵的重要工具。
- The technique of nanometer scale manipulation is very important in constructing nano-structures and nano-devices. 摘要使用原子力显微镜,在接触模式下实现了对单壁碳纳米管束的各种可控操纵,包括弯折、切割和劈裂等。
- Aerogols are a novel nanoporous, noncrystalline material, whose structure can be controlled at nanometer scale. 气凝胶是一种新型纳米多孔非晶态材料,结构可控。
- Cu-Ag Bimetallic powers which were similar to the copper powders, were prepared by substitutional reaction method. 采用化学置换反应法制备铜-银双金属粉末。
- Field-flow fractionation is a kind of particle separation technology on the micrometer and nanometer scale. 本文从分离技术入手,着重阐述了场流分离技术的种类与应用。
- The new method has been applied to fractal dimension determination of the fractures of alloys Ti3Al and Ti 24Al 11Nb with STM at nanometer scale. 用扫描隧道显微镜(STM)利用变分辨率码尺方法在纳米尺度测定了Ti3AlTi?24Al?11Nb合金断口的分形维数。
- Nickel plat copper powders were prepared by electrolytic plating and bulk sinters of nickel-coated copper powders were prepared by sintering. 用化学镀法制备了镍包铜粉,并利用固相烧结法将镍包铜粉成功地制成了块状烧结体。
- This paper explores nanometer scale CMOS circuits leakage mechanisms and device and circuit techniques to reduce leakage power consumption. 本文分析了纳米级CMOS电路的各种漏电流组成机制并提出了相应的降低技术。
- Copper conductive adhesive is prepared by using modified resins and mixed resins as cohesive materials and Copper powders as conductive fillers. 以改性树脂和混合树脂为粘料,铜粉为导电性填料,并配以适当添加剂、固化剂制备铜导电胶。
- Sol-gel approach allows microstructural control on the nanometer scale, so it can be used to produce nanoenergetic matreials with entirely new and desirable properties. 溶胶-凝胶方法允许在纳米尺寸上控制材料的微观结构,因此可用于制备具有全新和所需性能的纳米含能材料,溶胶-凝胶法已成功制备出纳米含能复合材料和单分子纳米含能材料。
- EMR's great magnitude, however, is caused by the interplay of the curved paths and the detailed geometry of the EMR device at the nanometer scale (billionths of a meter). 不过,EMR之所以会有那麽大的值,通常是由于曲线路径以及奈米级EMR装置的细部几何形状所造成的。
- In this paper, a principle to measure the microhardness of materials in nanometer scale is given out and the study is made from the point of theory and experiment as well. 给出了一种在纳米尺度下测试材料显微硬度的原理,并对这种原理进行了理论分析和试验验证。
- The tribological properties and the anti-wear of micron copper powder in greases are investigated by four-ball test. 通过四球试验,考察了微米铜粉在润滑脂中的摩擦学行为和抗磨性。
- The theoretical analysis of nano-silica gel for oil displacement is conducted to quantitatively study the oil displacement effect of SiO2 gel system in nanometer scale. 摘要为了定量研究纳米级二氧化硅粉体成胶体系的驱油效果,对纳米硅胶驱油机理进行了理论分析。
- A new type of copper powder separator is presented, which serves to separate the copper powders produced during the wire drawing process from the drawing lubricant. 介绍一种新型的铜粉分离装置,可利用液体旋转产生离心力的原理,将拉制铜线时产生的铜粉从润滑液中分离出来。
- Preparation and Research of Nanometer Copper Powders 纳米铜粉的制备研究