硫化铜
- 网络COPPER SULFIDE;CuS
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结果表明:硫化铜纳米粒子能显著降低微动磨损体积,随着纳米粒子含量增加,微动磨损量降低;
The results show that the existence of CuS nanoparticles can reduce fretting wear evidently .
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具体的研究内容包括:(1)硫化铜六角纳米片的形貌控制合成及其自组装机理探索。
Detailed research contents are summarized as following : ( 1 ) Shape-Controlled synthesis and self-assembly mechanism of hexagonal CuS nanoplatelets .
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基于磁性分离-硫化铜纳米粒子标记的DNA流动注射化学发光检测
Magnetic Separation based Flow Injection Chemiluminescent DNA Analysis with Copper Sulfide Labels
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X射线粉末衍射和能量散射X射线能谱分析证明,产物为纯六角相的硫化铜。
The powder X-ray diffraction pattern and EDX indicated that the product was pure hexagonal phase copper sulfide nanorods .
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紫外-可见光谱研究表明,所制备的硫化铜在443nm处有较强的吸收,其能带间隙Eg约为1.8eV。
UV-Vis results indicate that product CuS has a strong adsorption at 443 nm and its band gap is around 1.8 eV .
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采用DTA,TG结合X-射线衍射分析,对硫化铜精矿的焙烧的动力学进行了研究。
The roasting kinetics of copper sulfide concentrate is investigated with the differential thermal analysis ( DTA ), thermo-gravimetry ( TG ) and X-ray diffraction ( XRD ) .
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通过DTA和TG结合X射线衍射分析的方法,将硫化铜精矿加碳酸钙焙烧与硫化铜精矿焙烧的反应机理进行了对比研究。
The roasting process of copper sulfide concentrate in the presence of calcium carbonate is studied by using the differential thermal analysis ( DTA ), thermogravimetric ( TG ) and X-ray diffraction .
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以硝酸铜[Cu(NO3)2]、硫代乙酰胺(TAA)为原料,用超声波化学法制备了硫化铜纳米粒子。
Copper monosulfide ( CuS ) nanoparticles were synthesized by sonochemistry from an copper nitrate [ Cu ( NO3 ) 2 ] and thioacetamide ( TAA ) .
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在表面活性剂PEG-400存在的条件下,以醋酸铜和硫代乙酰胺为原料,利用低热固相化学反应,一步制备出分散均匀的硫化铜纳米棒。
Well-dispersed copper acetamide sulfide nanorods were prepared by means of the solid-state reaction of copper acetate and thioacetamide in the presence of surfactant PEG-400 at a low heating temperature .
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合成过程中通过简单改变反应物的浓度就可以调控产物硫化铜球的直径(600nm到3μm)。
The diameter of the product of CuS ball ( 600nm to3 μ m ) can be controlled by simply changing the concentration of the reactants .
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硫化铜镍矿中存在的蛇纹石、滑石等镁硅酸盐矿物,干扰硫化矿的浮选并使精矿中MgO含量升高,影响后续冶炼过程,严重制约着我国铜镍资源的高效利用。
High content of magnesium-silicate minerals like serpentine and talc not only obstructs the flotation separation of copper-nickel sulfide ores but also makes a undesirable high content of MgO in concentrate to impede the subsequent smelting process , which restricts the efficient utilization of copper and nickel resources in China .
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硫化铜精矿经温和条件处理可提高铜的浸出率。温和条件为:加热温度140℃,加热时间30h,硫酸和催化氧化剂对矿样的质量比分别为1.1∶1和1∶200;
Leaching rate of copper can be increased after copper sulfide concentrate being treated at gentle conditions that mass ratio of sulfuric acid and cat oxidant to ore is 1.1 ∶ 1 and 1 ∶ 200 , respectively , heating time is 30 h at 140 ℃ .
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结果表明:加碳酸钙的硫化铜精矿焙烧在673~857K时铜的硫化物被氧化成硫酸盐;
At the same time , the conventional roasting process of copper sulfide concentrate is compared with it by the same method so as to show many advantages of the new technology . The results indicate that copper bearing sulfides is converted to the sulfate between 673 and 857K .
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黄药与硫化铜矿物、氧化铜矿物吸附体系的量子化学研究
Quantum chemical investigation on xanthate adsorption onto copper sulphide and oxide
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金川硫化铜镍矿矿石特性与可浮性关系
Correlation between the characteristics of Jinchuan COPPER-NICKEL SULPHIDE AND ITS FLOATABILITY
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硫化铜矿物微波辅助焙烧工艺及机理研究
Process and Mechanism of Microwave-Aided Roasting of Copper Sulfide Minerals
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硫化铜精矿制备硫酸铜的试验研究
A study on the preparation of copper sulfate from concentrated copper sulfide
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低碳钢中硫化铜的各种形态及其形成机理
Morphology of Copper Sulfide and its Formation Mechanism in Low Carbon Steel
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金川硫化铜镍矿床成矿模式
MINEROGENETIC model of the Jinchuan copper and nickel sulfide deposit
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硫化铜精矿催化氧化氨浸工艺研究
Study on catalytic oxidation ammonia leaching of copper sulfide concentrate
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硫化铜钴矿床以铜为主。
Copper is a principal element in Copper and Cobalt sulphide deposit .
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硫化铜与硫化银微纳米结构的制备和表征
Preparation and Characterization of Copper Sulfide and Silver Sulfide Micro / nanostructures
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硫化铜精矿焙烧的非等温动力学研究
Studies on Non-Isothermal Kinetics of Reaction of Copper Sulfide Concentrate
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氯化物介质矿浆电解法浸出硫化铜精矿
Slurry electrolysis leaching of sulphide copper concentrates in chloride media
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硫化铜镍矿床矿浆成矿的基本问题
Basic problems on metallogeny of ore magma of Cu - Ni sulphide deposits
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非水溶剂法制备纳米硫化铜微粉
Synthesis of copper sulfide nano-particles by non-aqueous solvent method
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富铁菌液浸出硫化铜精矿中砷的实验初探
Investigation of Leaching Arsenic - bearing Sulfide Copper Concentrate by Ferric Bacterium Solution
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硫化铜阳极电解精炼
Electrolytic Refining of Copper with copper sulfide as Anode
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硫化铜薄膜的两次蒸发制备
Double evaporation preparation process for cuprous sulphide thin film
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硫化铜镍矿浮选中蛇纹石脉石矿物的行为研究
A Study on Behavior of Serpentine in Processing of Copper - nickel Sulphide