触媒

The influence of addictive boron oxide on diamond synthesis with Fe_(70)Ni_(30) catalyst was studied in the paper.

文章研究了氧化硼添加剂对F e70N i30触媒合成金刚石的影响。

Synthetic diamond ; Thermal stability ; Boron ; Iron - based catalyst

人造金刚石；热稳定性；硼；铁基触媒

In this paper boron-doped diamond single crystals was synthesized at high pressure and high temperature with iron-based catalyst doped with B4C, h-BN and Na2B4O7. The effects of multiple boron sources on diamond were studied according to the characterization of structure and properties of the boron-doped diamond.

本文使用碳化硼、六方氮化硼和硼砂三种硼源材料复合添加的铁基触媒在高温高压下合成含硼金刚石，通过对金刚石结构与性能的表征，探讨多种硼源复合添加对含硼金刚石的影响。

Therefore, it is very important to study on high nitrogen content diamond synthesis in HPHT condition.In this study, we use a cubic anvil HPHT apparatus. Using catalysts, graphite and addition of NaN3, large green single crystal diamond with high nitrogen concentration is firstly synthesized by temperature gradient method.

本文使用国产六面项压机，首次用不同触媒(FeNiMnCo、FeNiCo)+C+不同比例的添加剂NaN3合成出具有完整晶型的优质深绿色高氮含量宝石级金刚石单晶，研究了NaN3对宝石级金刚石中氮含量及生长行为的影响。

In this paper,the effect of additive Si on synthesizing diamond using pure Fe powder catalyst has been studied.

研究了添加剂Si对纯Fe粉末触媒合成金刚石的影响。

This paper dissertated compositions and characteristics of the diamond resultant rod with powder catalyst , and researched the crushing method of the rod.

本文论述了粉状触媒合成棒的组成及其特性，在其特性的基础上研究了此种合成棒的破碎方法。

The results show that the spent catalyst has three fast agravic steps: dehydration, decomposition of zinc acetate, decomposition of organic resins and other complex organic compounds and reaction of ZnO with carbon.

研究结果表明：废触媒的热解分为干燥脱水，醋酸锌、有机树脂及复杂有机物分解，C与ZnO反应3个阶段。

In all factors to affect the quality of man-made diamond crystal, catalysts are the most important.

在诸多影响人造金刚石性质的因素中，触媒的影响是首要的。

Transmisson electron microscopy has been used to investigate the microstructures and analyze the defects in synthetic diamond prepared under high temperature-high pressure in the presence of FeNi alloy catalyst.

本文首次采用透射电子显微术系统地研究了由FeNi触媒制备的金刚石单晶的微观结构，分析了人造金刚石中存在的晶体缺陷，探讨了这些晶体缺陷形成的原因。

Most specific means for removing pollutants from emissions include flue-gas desulphurisation, fluidised combustion, catalytic converters and the redesign of equipment, such as furnace burners and car engines, to lessen the production of pollutants.

最常被用於移除污染物排放的特定方法包括烟道气体脱硫、流体化床燃烧、触媒转化器和设备的重新设计，例如燃烧炉及汽车引擎，以减少污染物的产生。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。