New Catalyst for Acetylene Polymerization& Scandium Compound and Aluminum Trialkyl Coordination Catalyst 新型硫属化合物的溶剂热合成与表征新乙炔聚合催化剂&?化合物和烷基铝络合体系
The effects of scandium on the recrystallization of aluminium-lithium alloy are investigated by measuring the vickers hardness of the testing alloys and by observing their microstructures. 通过硬度测量和微观金相观察,研究了钪对铝锂合金再结晶过程的影响。
Dysprosium, whether or not intermixed or alloyed with yttrium, scandium or other rare earth metals 镝,不论是否与钇、钪或其他稀土金属混合或熔成合金
Determination of Trace Scandium by Adsorption Voltammetry at Multi-walled Carbon Nanotube Modified Carbon Paste Electrode 多壁碳纳米管修饰碳糊电极吸附伏安法测定痕量钪
A mineral consisting of scandium yttrium silicate; a source of scandium. 一种由钪钇硅酸盐组成的矿物,是钪的来源。
Application of the xylenol orange in colorimetric analysis ⅰ. colorimetric determination of small amounts of scandium 二甲酚橙在比色分析的应用&Ⅰ.少量?的测定
Preparation and Physical Metallurgy of Titanium Alloys Containing Scandium 含钪钛合金的制备及其相关基础问题研究
Effects of Mixed Surfactant on the Colouration of Scandium(ⅲ) with Phenylfluorones and the Determination of Microamount of Scandium in the High Titanium Samples 混合表面活性剂对钪(Ⅲ)与苯基荧光酮类显色反应的影响及高钛试样中微量钪的测定
Chromatographic column extraction separation-photometric determination of Trace Scandium in rocks and ores 萃取柱色谱富集分离-光度法测定岩石矿石中的痕量钪
Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals. 稀土金属、钇、钪及其混合物的无机或有机化合物。
Study on Technological Test of Preparation of Al-Mg-Sc-bearing Master Alloy by Aluminum-magnesium Thermal Reduction on Anhydrous Scandium Chloride Molten Salt 铝镁热还原无水氯化钪熔盐制备铝镁钪中间合金工艺试验研究
Study on The Method of Analysis for Trace Scandium in Iron Ores by ICP-AES 铁矿中痕量钪的ICP-AES分析方法的研究
Aluminium alloys alloyed with minor scandium are the new aerospace structural materials. 用微量钪合金化的铝合金是新一代航天航空用结构材料。
Study on the role of calcium oxide and scandium oxide in the impregnated barium aluminate cathode 铝酸盐钡钨阴极中掺氧化钙和氧化钪的作用机理
Study on the Separation of Lanthanide, Yttrium and Scandium with the Method of PMBP-extraction Chromatography PMBP萃取色谱法分离钪和镧系元素及钇的研究
Study on Colour Reaction of Scandium and Thorium with 6.8-Naphthalene Disulfonic Acid Chlorophosphonazo 6,8-萘二磺酸偶氮氯膦与钪、钍显色反应的研究和应用
Microstructure and Mechanical Property of Aluminum Alloy Containing Element Scandium 含钪铸造铝合金组织和力学性能的研究
A study of extracting tungsten and scandium from the wolframite in sulfuric acid medium 从黑钨精矿硫酸体系中直接提取钨和钪的研究
Recovery of Scandium from Magnesium, Aluminium and Iron Scrap 从镁、铝和铁废料中回收钪
This paper describes a rapid method for the separation and determination of microgram amounts of scandium and thorium. 本文提出一萃取分离和测定微克量钪与钍的快速方法。
Impurities in leaching solution containing scandium must be removed before recovering scandium. 含钪赤泥盐酸浸出液中杂质含量很高,在提取钪之前必须去除。
This method can be ap-plied to the separation and analysis of microamount of scandium in the ion-type rare earth ore. 该方法可应用于离子型稀土矿中微量钪的分离和分析。
The Study on Continuous Determination Method of Trace Scandium and Rare Earth Elements ( REE) in Sediments and Shells 海洋沉积物及贝壳中微量钪和稀土元素连续测定的分析方法研究
Electronic Structure and Property of Scandium and Yttrium Metals 钪、钇的电子结构和物理性质
Extraction mechanisms of scandium(ⅲ) and sulphuric acid under different concentrations of sulphuric acid in the aqueous phase are proposed through IR and NMR measurements and saturation extraction study. 通过IR、NMR测定和饱和法研究,提出了不同硫酸浓度下钪(Ⅲ)和硫酸的萃取机理。
Then the new technology in preparation of high purity scandium metal was proposed and its purification mechanism was discussed. This experimental study on the following film crystallization process is carried out by using a binary system of DDHI. 然后给出了用真空蒸馏法制备高纯金属钪的新工艺,并对其提纯机制作了探讨。采用DDHI物系对新型高效降膜结晶技术的分离提纯机制进行了实验研究;
This demonstrates feasibility of using aluminium magnesium deoxidize scandium is more available. 这说明采用铝镁还原氯化钪可行性更大。
Background: Rare earth elements ( REEs) consist of lanthanide series, as well as Scandium and Yttrium. 研究背景:稀土是镧系及钪、钇共17种元素的总称。
Rare earth is composed of Lanthanides, Scandium and Yttrium a total of 17 elements. 稀土是由镧系元素、钪和钇共17种元素组成。