综述了目前纳米镍粉制备方法现状。
Preparation method of nanometer nickel ultrafine is discussed.
利用等离子体法制备金属纳米镍粉。
Nano-metal nickel powder was prepared by plasma arc spraying method.
讨论了纳米镍催化偶联反应的可能活性位。
The probably active site of the cross coupling reaction over nano Ni catalyst is investigated.
将纳米镍催化剂首次应用于树脂酸的歧化反应中。
Nano-Ni was first used as catalyst for disproportionation of resin acid.
纳米镍粉提高了高氯酸铵的低温分解速率,降低了高温分解峰温。
Nano nickel powders increase the decomposition rate of low temperature stage decomposition of AP and decrease the peak temperature of high temperature stage decomposition of AP.
通过计算接头处扩散层的激活能可知纳米镍的扩散性能比镍箔的好。
The calculating results of activation energy show that the diffusibility of nanometer Ni is better than Ni foil in diffusion layer at joints.
采用溶液还原法,以硫酸镍为原料,水合肼为还原剂制备了超细和纳米镍粉。
Synthesis of ultrafine nickel powder by solution reduction technique and effect of the dispersant;
利用XRD估算纳米镍薄膜的晶粒平均尺寸,探讨纳米镍薄膜沉积生长机理。
The average grain size of nc-Ni films are calculated by using XRD. The deposition and growth mechanism of nc-Ni films are discussed also.
结果表明,在适当比例的纳米镍粉及烧结温度下,合金的性能得到很大的提高。
The results indicated that the properties of alloys were greatly increased under certain proportions of nanometer Ni powder and sintering temperatures.
采用自行研制的试验装置,用直流电弧等离子体蒸发法制备了高纯度的纳米镍粉。
The pure nickel nanopowders were prepared by DC arc plasma evaporation method using self-designed and fabricated experimental apparatus.
介绍了采用纳米镍-钴镀层作为新型胎体材料,制备电镀金刚石工具的方法及其特点。
The process for preparing electrodeposited diamond tools by using nanocrystalline Ni-Co alloy deposit as a new matrix material and the features are presented.
对比分析了一些制备方法的特点,同时简单地介绍了纳米镍粉的应用前景和发展趋势。
The characteristics of some preparation methods were analyzed. The application foreground and progress tendency of nikel nano-particles was also explained briefly.
采用SEM、XRD等技术对高温下含纳米镍粉的陶瓷涂层材料的晶化行为进行了研究。
The crystallization behavior of ceramic coatings containing nano nickel powder at high temperature was studied by the techniques XRD and SEM.
批量生产的新一代专利产品—多用途臭氧电源,引进纳米镍钛合金电极臭氧发生片配套。
Mass production of a new generation of patented products - multi-purpose ozone power supply, the introduction of nano-nickel alloy electrode supporting film ozone.
本文根据甲烷裂解过程中碳纤维的生长机理,设计并制备了具有高活性的纳米镍基催化剂。
In this paper, high active Ni-based catalysts for methane decomposition were designed and prepared according to the growth mechanism of carbon filaments.
介绍了纳米二氧化钛、纳米氧化锌、纳米碳酸钙和纳米镍粉几种纳米粉体材料的生产现状。
This paper introduces the current situation of several nano-powder material in commercials production , including nano - TiO2 , nano - ZnO, nano - CaCO3 , nano - Ni powder.
采用光还原、化学和电化学技术,分别研究了纳米银和纳米镍以及纳米水合二氧化硅纳米材料的制备和影响因素。
By adopting photo-reduction, chemical and electrochemistry technology, the preparations and influencing factors of nano-silver, nano- nickel and hydration silica were researched respectively.
然而,利用氢电弧等离子体法制备的纳米铜和纳米镍作为催化剂,催化热解乙炔,得到的产物均是直线型碳纤维。
However, rectilinear carbon fibers were synthesized by the catalytic decomposition of acetylene with Cu nanoparticles and Ni nanoparticles as the catalyst prepared by hydrogen-arc plasma method.
结果表明,该纳米镍镀层表面致密、平整,且结合强度、显微硬度及耐磨性能优良,与粗晶镍镀层相比有较大的提高。
Results show that the nanocrystalline nickel film obtained has fine and leveled surface and satisfactory properties mentioned above which are greatly improved …
研究了超声波功率、冷却方式、包覆剂用量等因素对镍磷合金粉的形貌、尺寸和分布以及包覆后的纳米镍磷合金粉的抗氧化性的影响。
The influence of ultrasonic powder, cooling method and dosage of encapsulation on the morphological, size and distribution of Ni-P nano powders were analyzed.
尽管样品将被使用,但测验仍在进行,一队卡车保险杠上的纳米结晶镍钨合金镀层仍在接受检验。
Proof, though, will come with use. Testing is already under way, with the nanocrystalline nickel-tungsten alloy being tried out as a plating on the bumpers of a fleet of trucks.
尽管样品将被使用,但测验仍在进行,一队卡车保险杠上的纳米结晶镍钨合金镀层仍在接受检验。
Proof, though, will come with use.Testing is already under way, with the nanocrystalline nickel-tungsten alloy being tried out as a plating on the bumpers of a fleet of trucks.
由此,他们决定使用另一种微小原子行构成的金属——纳米结晶镍。
For this reason they decided to work with nanocrystalline nickel, another material formed from minute atomic rows.
采用直流电沉积法制备了纳米晶体镍,用TEM和X -射线衍射等方法研究镀镍层的微观结构。
Nanocrystalline nickel was synthesized by direct current electrodeposition. The microstructure of nanocrystalline nickel was studied by TEM and X-ray diffraction.
在第二部分工作中,我们对一定沉积条件下制备的纳米晶镍镀层样品进行了界面扩散处理并研究了界面的结构特征。
In the second part, under certain deposition conditions, interface diffusion treatments were carried out for nanocrystalline coating sample and the microstructure features are investigated.
结果表明,基于均匀设计、MATLAB建模与优化程序的小样本数据挖掘在氧化镍纳米晶合成试验中得到了成功的应用。
The results showed that the data mining base on uniform design and MATLAB programs of modeling and optimization was applied to synthesis of nanometer nickel oxide successfully.
介绍了电沉积法制备纳米晶镍及其合金的研究现状,以及制备方法对纳米晶材料性质的影响。
This paper reviews the synthesis of nanocrystalline Ni and its alloy by electrodeposition and the effect of synthesis method on properties of such materials.
介绍了电沉积法制备纳米晶镍及其合金的研究现状,以及制备方法对纳米晶材料性质的影响。
This paper reviews the synthesis of nanocrystalline Ni and its alloy by electrodeposition and the effect of synthesis method on properties of such materials.
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