熱還原法 的英文怎麼說
中文拼音 [rèháiyuánfǎ]
熱還原法
英文
thermal reduction process- 還 : 還副詞1 (表示現象繼續存在或動作繼續進行; 仍舊) still; yet 2 (表示在某種程度之上有所增加) even...
- 原 : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 還原 : 1 (恢復原狀) return to the original condition or shape; restore2 [化學] (還原作用) reduction;...
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This thesis reports some results on the hot press sintering of nano - composite wc - co powder, which is prepared by spray pyrogenation & continuous deoxidization and carbonization process
本課題採用熱壓燒結技術對以噴霧熱解?連續還原碳化法制備的納米復合wc - co粉末進行了熱壓燒結研究。It is based on the exothermic reaction of the corresponding metal nitrates with a reducing agent and yields extremely fine - grained ashes that readily convert into pure znfe2o4 when treated thermally
該法是在還原條件下,以相應的金屬硝酸鹽的放熱反應為基礎從而產生了超細粉末,然後通過加熱使其轉化為純的znfe _ 2o _ 4相。Copper - nanosized tibi composites were prepared by in - situ process. the microstructure, mechanical and electrical properties, and dry sliding wear behavior and electric sliding wear of cu - nanosized tib _ 2 in - situ composites was investigated ; mostly task as follows : the thermodynamic data for the reactions between b and ti in the molten liquid of copper were analyzed, the copper matrix composites reinforced by in - situ tibi nanoparticles were prepared by reactions of 8263, carbon and titanium in copper - titanium melt, and copper - titanium, copper - boron in alloy melt, respectively, which controlled the reaction temperature, reaction time and solidification process. the rnicrostructure and mechanical and electrical properties of the in - situ composites were investigated by using optics microscope, tem and xrd
本文採用原位反應法制備了cu -納米tib _ 2原位復合材料,在此基礎上分析了原位復合材料的微結構,進行了干滑動摩擦磨損和電接觸滑動磨損實驗,完成的主要工作如下:從熱力學的角度出發,分析了陶瓷tib _ 2顆粒在銅基體中原位生成的熱力學條件,並用電解銅、工業純鈦、 b _ 2o _ 3 、 c (還原劑)以及cu - ti 、 cu - b等合金為原料,通過控制適當的反應溫度、反應時間和快速凝固等工藝手段,制備了cu -納米tib2原位復合材料。The main point can be summarized as follows : a low - temperature elemental - direct - reaction route to nanocrystalline cdse and znse, and further more, by using the newly produced se with high reactivity as reactant, a controllable synthetic route named " selenite reduction hydrothermal method " have been developed
在合成新途徑的探索方面,從發現了水熱元素直接反應法,發展到亞硒酸鹽水熱還原法,提出了化學調控合成的新概念,為液相中金屬硒碲化合物的合成提供了可能的動力學調控手段和方法。Test methods for the determination of total oxygen in gasoline and methanol fuels by reductive pyrolysis
熱解還原作用對甲醇燃料和汽油完全氧化測定的試驗方法Nano - mno2 whiskers were sucessfully synthesized by low heating solid redox reaction using potassium permanganate and manganese chloride, and offered one usful referenced method for synthesize whiskers
首次利用高錳酸鉀和氯化錳之間的低熱固相氧化還原反應成功地合成出了納米二氧化錳晶須,為合成同類物質提供了一種行之有效的參考方法。Factors affecting the reduction process in smelting magnesium with pidgeon process
金屬鎂皮江法還原工藝中的熱過程模擬Abstract : in this paper, the methods including the reduction ball - milling, the optical induction, the chemical reduction, the liquid phase reduction, the liquid - solid phase reduction, the spray pyrolysis, the evaporation and condensation, and the atomization et al. which have been used for preparation of nanometer silver flakes and nanometer spherical silver powders in china since the 1990s were summarized under categories, the features of each method were compared, the development of preparation technology was looked forward to, in the meantime, the present application and potential application of nanometer silver powders were expounded
摘要:本文分類總結了20世紀90年代以來國內納米片狀銀粉和球形銀粉的制備方法,包括還原球磨法、光誘導法、化學還原法、液相還原法、液-固相還原法、噴霧熱分解法、蒸發冷凝法及霧化法等,比較了各種方法的優缺點,展望了納米銀粉制備技術的發展,同時,論述了納米銀粉現有的和潛在的用途。The formation mechanism of titanium nitride powders by reduction of carbon and nitridation was researched by method of continuous weighing. the possibility to obtain the titanium nitride from this process was asserted by thermodynamical analysis and by the means of x - ray diffraction and sem
用連續稱重法研究了鈦白粉被活性碳還原氮化合成氮化鈦粉末的還原氮化反應機理,並進行了反應的熱力學、反應產物的顯微結構以及x - ray衍射分析。Synthesis of carbon nanotubes via ethylenediamine - thermal reduction route
乙二胺溶劑熱還原法制備碳納米管Abstract : in this paper the synthesis methods of silver nanostructure materials, such as nanocubes, triangular nanoprisms, nanorods, nanowires, nanotubes, dentrites, flake, nanodisks, nanobelts, and so on, were introduced, the methods include reducing precipitation, photoinduced conversion, irradiation reduction, electrodeposition, template, microwave - assisted, ultrasonic - assisted, hydrothermal assemble, microemulsion, and so on
摘要:介紹了納米立方體、三角形納米稜柱、納米棒、納米線、納米管、樹枝狀、片狀、納米盤、納米帶等納米結構銀的制備方法,包括溶液還原沉澱法、光誘導轉化法、輻射還原法、電化學沉積法、模板法、微波或超聲波輔助法、水熱法、微乳液法等。The results show that the chemical composition of substrate surface and the heat - treatment regime are the major influencing factors on the formation of silver nanoparticles. during the heat - treatment, sn2 + in the bottom face of the float glasses reduce ag + to ag ? which is the key to form silver nanoparticles
結果表明,在樣品的熱處理過程中,浮法玻璃下表面的sn ~ ( 2 + )將ag ~ +還原成ag ~ 0 ,這是銀粒子形成的關鍵;基片中的na ~ +與復合膜中的ag ~ +互擴散促進了銀納米子的形成。Catalysts were prepared by impregnation reduction, thermal reduction, advanced thermal reduction and sol - gel methods from these metals. electrochemistry measurements, xrd, tem were used to test these catalysts. the results showed that these metals have some electrocatalysis activities towards hydrogen oxidation reaction
本文選擇了w 、 mo 、 co等金屬,採用浸漬還原法、熱還原法、改進的熱還原法以及溶膠凝膠法分別制備了這幾種金屬的碳載催化劑,對制備出的非貴金屬催化劑進行了電化學測試、 x -射線衍射( x - raydiffraction , xrd ) 、透射電子顯微鏡( transmissionelectronmicroscopy , tem )等測試,研究結果表明:這些非貴金屬在硫酸體系中對氫氣的氧化反應均有一定的催化活性。The contrast experiment of chemistry reducing process and hydrothermal treatment were studied. the results showed that the crystallinity of copper powders prepared by hydrothermal method clearly increased, and the grain size distribution became narrow comparing with the copper powder prepared by reducing process
通過化學還原法與水熱法制備銅粉的初步對比試驗,證明水熱處理過的銅粉粒度分佈變窄,結晶度提高,從而具備了還原法所不能比擬的優良性能。Gas flow in a magnesium reduction furnace was numerically simulated with the comprehensive cfx software, and the effect of the gas flow on heat transfer process in the magnesium reduction furnace was studied
摘要採用cfx軟體對皮江法鎂還原爐內的煙氣流動進行數學建模和模擬計算,研究鎂還原爐內的煙氣流動對爐子傳熱過程的影響情況。Some methods for synthesizing magnetic cobalt nanoparticles are introduced, especially the high temperature liquid phase method including the method of high temperature solution phase reduction, metal salt diol reduction and pyrolysis of cobalt carbonyl is elucidated in this paper. meanwhile, the mechanism controlled the nanoparticles dimension by the two kinds of surfactants is explained theoretically
摘要介紹了制備磁性鈷納米粒子的方法,尤其是介紹了近年發展起來的高溫液相法,即高溫液相還原法,金屬鹽醇解法和金屬有機化合物熱分解法;同時就制備顆粒尺寸小、粒度分佈均勻的鈷納米粒子所採用的兩種表面活性劑從理論上給予了說明。Co contents will exist as zero - valent when it was prepared by thermal reduction. but it was not able to resist corrosion, either
用氫氣在800高溫下熱還原的方法制備的co催化劑能夠得到單質的co ,但是此催化劑的抗腐蝕性能也很差。But the preparation of high performance anode coating containing pt ? has not been completely researched yet. thermal decomposition and electrochemical reduction mechanism is discussed in this dissertation using thermodynamics balance and e - ph figures. an improved thermal decomposition technique has also been developed for preparing titanium - based electro - catalytic layers
本文結合熱力學平衡和電位? ph圖,討論了熱分解-電化學還原法制備鈦基含鉑塗層的原理,並採用一種改進的間換法工藝,制備了高活性的鈦基含鉑( pt ~ 0 )電催化塗層。The first chapter is to present the fundamental principles, characterizations and applications of supercapacitors, especially the recent progress of researches on supercapacitors using carbon, transition metal oxide and its composites as electrode materials
採用水熱合成法制備了tio2納米管,並且採用氧化還原法使ru1 - ycryo2沉積在tio2納米管上,形成ru1 - ycryo2 / tio2納米管復合材料。Preparation of silver nanoparticles by hydrothermal reduction of ethylene glycol
乙二醇水熱還原法制備納米銀分享友人