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The main object of this research is to investigate synthesis of Cu23Cl Cu and CuO nanoparticles through electrospinning and heat-treated method The research is mainly focused on preparative parameter and the change of heat-treated temperature to form the nanoparticles inlaid in silicon fibers the shape and color change are dicussed First of all to prepare the Polyvinyl butyral and silica dioxide complex nanofiber by electrospinning and then to investigate different heat-treated temperature and reactive time to being an influence on the products The results detected by SEM XRD TEM EDS FTIR combined sol-gel process and electrospinning can prepare Polyvinyl butyral and silica complex nanofiber The experimental result is found when heat-treated temperature is 100~4750C it can produce Cu23Cl nanoparticles; Above 4750C~ 4900C it can produce Cu nanoparticles; Above 450~7000C it can produce CuO nanoparticles And the viscosity is lain between 20~40cp and the sol-gel process time is 3hr it can produce the thinner fibers The average diameter of the fibers are 107 88±21 01nm;Due to the nanoparticles inlaid in the silica fibers the thinner fibers can be inlaid the smaller nanoparticles so this is the result that the experiment is expected To calcine the complex fibers is to produce surface silica fibers contain Cu23Cl Cu and CuO nanoparticles due to surface plasma resonance it make the color of the fibers become yellowish green from light white green turn into the red nuclear finally As the experimental result to utilize sol-gel process combine electrospinning can produce porous silica fibers contain Cu23Cl Cu and CuO nanoparticles

本研究旨在探讨「利用放电纺丝和热处理法来合成Cu23Cl、Cu和CuO奈米粒」之研究,实验著重在制备参数与热处理温度变化对所形成的奈米粒镶嵌在二氧化矽纤维中的形态与颜色变化探讨。首先,利用放电纺丝法制备出聚乙烯醇缩丁醛及二氧化矽之奈米纤维,比较不同的热处理温度与反应时间的改变对产物生成产生影响,进而研究不同热处理温度和时间对生成奈米粒的影响。产物经由SEM、XRD、TEM、EDS和FTIR等仪器分析结果显示,结合溶胶-凝胶法(sol-gel process)和放电纺丝法可产生聚乙烯醇缩丁醛及二氧化矽复合奈米纤维。实验结果发现,若热处理温度在100~4750C下可得到Cu23Cl奈米粒,475~4900C 可得Cu奈米粒,450~7000C以上可得 CuO奈米粒。而黏度介於20~40cp间和溶胶-凝胶时间为3hr时,可产生直径比较细的纤维,纤维直径为107 88±21 01nm;且由於奈米金属颗粒镶嵌在二氧化矽纤维中,直径比较细的纤维,可以得到比较小的奈米金属颗粒,这与实验预期相符。而锻烧此复合物产生多孔的二氧化矽纤维并包含Cu23Cl、Cu和CuO奈米微粒时,由於表面电浆子共震关系,而使纤维颜色由淡白黄绿色变成黄绿色,再变红褐色。由实验结果得知,利用溶胶-凝胶法(sol-gel process)结合放电纺丝法和不同热处理温度,可产生Cu23Cl、Cu和CuO奈米粒镶嵌在二氧化矽纤维。

CdS nanoarods have been synthesized by using Cetyltrimethyl Ammonium Bromide as the soft template under γ-irradiation through the reaction of cadmium sulphide (CdSO4·8/3H2O) and thiacetamide in acidic condition for pH value of 3. The physical and chemical properties and the structure of CdS nanorods were characterized by XRD, UV-Vis, SAED, TEM and PL.

在pH=3的酸性条件下,以硫酸镉和硫代乙酰胺为反应前驱体,采用十六烷基三甲基溴化铵自组装形成的管状胶束为模板,通过γ射线辐照法成功合成了CdS纳米棒,并通过XRD、UV-Vis、SAED、TEM和PL等技术对反应中间产物及最终产物进行了表征。

The meaning for the production of ice spar from by-product of phosphate fertilizer was discussed based on the analysis of limited calcium fluoride resources,recovery of fluorin from phosphate fertilizer and environmental protection.

从萤石资源的有限性、磷肥氟资源回收和环境保护等因素,阐述了开发磷肥副产物制冰晶石的意义;本文介绍了国内外冰晶石的生产现状及存在的问题;综述磷肥副产物制冰晶石的各种生产工艺。

But survey firm shows, consumptive electron area just is in to Wi-Fi calefacient just, sport plane console and hold the product area such as sport plane to stretch double arm welcome to Wi-Fi, and digital camera and videocorder of independent type individual (the other product area such as PVR) is right Wi-Fi all the time gate lock.

但调研公司暗示,生产电子区域对于Wi-Fi只是正在变暖罢了,游戏机节制台和手持游戏机等产物区域对Wi-Fi张开双臂接待,而数字摄像机和自力式小我录像机等其它产物区域则对Wi-Fi一向大门紧闭。

The experimental results showed that the catalyst had better catalytic activity and selectivity. The main product of the isomerization reaction was camphene, and the byproducts were limonene, terpinolene and tricyclene etc.

该催化剂具有较好的催化活性和选择性,异构化反应的主产物是莰烯,副产物是苎烯、异松油烯、三环烯等。

By means of GC, GC-MS, GC-IR, the reaction products were investigated and the results showed that there are triylene, camphene, limonene, p-cymene, terpinolene -terpinene,-terpinene,-fenchyl formate, linalyl formate, terpinyl formate, bornyl formate and isobornyl formate containing in the products,and linalyl formate was first discovered in addition reaction of a -pinene and formic acid .The content of the main product terpinyl formate is up to 60.4%,the selectivity is 64.5%.

采用GC、GC-IR、GC-MS等对反应产物进行定量和定性分析,结果表明:微波辐射下α-蒎烯与甲酸的反应产物含有三环烯、莰烯、对-伞花烃、α-松油烯、γ-松油烯、柠檬烯、异松油烯、甲酸葑醇酯、甲酸异龙脑酯、甲酸龙脑酯、甲酸芳樟酯、甲酸松油酯。

The separating catalyzer and product by decompression filtration and decompression distillation are adopted in back disposal of the product.

并在产物的后处理时采用了减压过滤除去催化剂和减压蒸馏分离产物

The largest absorbion of the product of the reaction between PPO and catechol was at λ=410nm.

通过对澳洲青苹多酚氧化酶与邻苯二酚反应产物的重复波谱扫描,方便快速的确定了量化反应产物含量的特定吸收波长λ=410nm。

This model contains the concentrations of cellulose, oligosaccharide, cellobiose, and glucose.

模型不仅包括底物纤维素和产物葡萄糖,还包括寡聚糖和纤维二糖这些中间产物

In the presence of cellobiose, CDH can also reduce the products derived from guaiacol oxodation by peroxidases and therefore prevent the polymerization of these products.

在纤维二糖存在的条件下,纤维二糖脱氢酶可以还原过氧化物酶氧化愈创木酚形成的产物,并抑制产物的聚合反应。

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