溶劑化電子 的英文怎麼說
中文拼音 [róngjìhuàdiànzi]
溶劑化電子
英文
solvated electron- 溶 : 動詞(溶化; 溶解) dissolve
- 劑 : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 溶劑 : dissolvant; solvent; resolvent; solventia; menstruum
- 電子 : [物理學] [電學] electron
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In this paper, in order to study the influence of electrolyte to the lithium - ion battery performance, we assembled the lithium - ion battery using the different electrode material ( limn _ 2o _ 4, licoo _ 2 and natural graphite ) and the electrolytes which were mainly composed of lipf _ 6 as the electrolyte lithium salt and the different solvents ( including additives ) which were mixed according to the certain proportion
本論文主要以lipf _ 6為電解質鋰鹽,採用不同溶劑(添加劑)按一定比例混合,對有機電解液進行優化,與不同的電極材料( limn _ 2o _ 4 、 licoo _ 2或天然石墨)組裝成電池,研究電解液對鋰離子電池性能的影響。The mass specific capacitance of anthracite - based hsaac is smaller in organic electrolyte than that in aqueous electrolyte, because the diameter of solvated ions in the former is bigger and its electrical conductance smaller
量比電容。這一現象的產生與有機電解質溶液中溶劑化離子的直徑較大、電導率;較低有關。The chemical compositions of sei films formed on the interfaces of a3000 samples in different electrolytes during the first charging process are mainly li2co3 and lioco2r, but their textures are different. the sei films formed in ec - based electrolytes are thin and compact, which can prevent the solvated lithium ions from cointercalating between two graphene layers of the graphite crystallites effectively, therefore samples a3000 have small irreversible capacities and good compatibilities with this kinds of electrolytes. however, the sei films formed in pc - based electrolytes are thick but defective, which could not effectively prevent solvated lithium ions from intercalation, therefore sample a3000 shows large irreversible capacities in pc - based electrolytes and bad compatibilities with this kind of electrolytes
A _ ( 3000 )試樣在六種不同的電解液中,首次充電過程中所形成的sei膜,其化學組分均為碳酸鋰和烷基碳酸鋰,但在ec基電解液中形成的sei膜薄而緻密,可以有效地阻止溶劑化鋰離子插入石墨層間,不可逆容量少,表現出與a _ ( 3000 )試樣有良好的相容性;在pc基電解液中形成的sei膜厚,且有缺陷,不能有效地阻止溶劑化鋰離子嵌入試樣中石墨微晶的層間,不可逆容量大,與a _ ( 3000 )試樣的相容性極差。In this article, the bellcore method was used to prepare polymer electrolyte membrane based on pvdf - hfp, and polymer electrolyte membranes under different conditions were prepared by changing sorts of solvents 、 ratio of dbp and solvent. effects of ratio of plasticizer and solvent on the liquid uptake 、 sem 、 mechanism capability 、 ionic conductivity 、 electrochemical stability window of polymer electrolyte membrane were also studied. through optimizing the preparation technics, the integrated effects of additives such as pc 、 ec 、 dbp and nanophase al2o3 on the ionic conductivity 、 liquid uptake were studied
本文以聚偏氟乙烯-六氟丙烯共聚物pvdf - hfp為基質,採用bellcore制膜法制備了pvdf - hfp聚合物電解質膜,通過改變增塑劑dbp的含量、溶劑的種類及溶劑的含量制備了不同條件下的聚合物電解質膜,分別研究了增塑劑含量、溶劑含量等對聚合物電解質膜的吸液率、表面形貌、機械性能、離子電導率、電化學穩定窗口等的影響;對制備工藝進行了優化,研究了各種添加劑如pc 、 ec 、 dbp及納米al2o3對聚合物電解質膜的離子電導率、吸液率等性能的綜合影響。The hybrid density functional theory at ab initio level was applied to study solvent effects on geometrical structures, charge distribution, and solvatochromic shifts of 4 - nitro - buta - 1, 3 - dienylamine molecule
摘要在從頭計算的水平上,利用雜化密度泛函理論研究了溶劑對4 -硝基1 , 3 -丁二烯基胺分子的幾何結構、分子內的電荷分佈和電荷轉移態的能量漂移的影響。Synthetic cryolites is mainly used as the flux in the aluminium electrolysing and the fillers of rubber, grinding wheel, the milk whiter agent of enamel glass - shaded and the flux of the non - iron metal, etc. its merits are adjustable molecular ratio, lower cost and good fluidity
人造冰晶石可作電解氧化鋁的助熔劑,橡膠,砂輪的填充劑,搪瓷玻璃罩的增白劑及非鐵金屬的助溶劑等,它具有可調整的克分子傳導率,成本低,流動性好等優點Poly - o - toluidine ( pot ) is selected as the electro - catalyst of 2, 5 - dimercaptan - 1, 3, 4 - thiadiazole ( dmct ) because the solubility of pot in organic solvents is much higher than that of pan. therefore, dmct can contact with pot at molecular level. it suggests that the oxidative reaction order is 2 and the reduced reaction order is 1 by testing its electrode kinetics
聚苯胺難以溶於有機溶劑,因此選用易溶於有機溶劑的聚苯胺衍生物聚鄰甲基苯胺( pot )作有機硫化合物2 , 5 -二巰基- 1 , 3 , 4 -噻二唑( dmct )的電催化劑,兩者可以達到分子水平的復合。The liquid uptake of polymer electrolyte membrane first increase, then remaining the same as the increasing of ratio of solvents. mechanism capability and ionic conductivity fist increase then decrease during the process, but it changed not much in total. through the test of sem it can be found that the structure of membrane changed little during the process
在增塑劑含量及聚合物基質含量一定的條件下,隨溶劑含量的增大,聚合物膜的吸液率先增大后基本保持不變,機械強度及離子電導率則先增大后減小,通過sem測試可知,膜的表面形貌無明顯變化。Suitable for the domestic water, food processing water, cool the circulating water, the boiler supplies water, exceed the filtration in advance of the pure water, steam condensation water, build well liquid and water flooding in the oil field, chemical liquid medicine, electroplate the filtration that the liquid, much kinds of acid or alkaline solution, emulsifier wash helping, cleaning solution, medical products, ink and water treatment of the semiconductor, electron trade
水過濾器適用於生活用水食品加工用水冷卻循環水鍋爐供水超純水的預過濾蒸汽冷凝水油田修井液及注水化學藥液電鍍液多種酸性或堿性溶液乳化劑洗滌濟洗滌液醫藥製品墨水的過濾及半導體電子行業的水處理。It has developed products such as the solvent - dilution type anti - corrosion oil, n - 260 ethylene ultra - high pressure compressor - purpose oil, chemical fiber finish, alkane - purpose chemical reagent, petroleum sulfonate and metal machining - purpose oil are widely used in many fields, such as national defense, electronics, information industry, textiles, chemicals and machine building. they successively won state - level, provincial - level and municipal - level science and technology achievement prizes and excellent new product prizes
研製開發的溶劑稀釋型防銹油、 n260乙烯超高壓壓縮機油、化纖油、烷烴化學試劑、石油磺酸鹽、金屬加工用油等一大批產品,被廣泛應用於國防、電子、信息、紡織、化工、機械等行業,先後獲國家、省、市科技成果獎和優秀新產品獎。Nonpolar solvent with little dielectric constant has good effect to the rate of the reaction, while larger polar solvent without h ( superscript + ) also can increase the rate of the reaction
可以知道對甲醇羰基化這一反應,在極性溶劑中,極性較大且為非質子型的溶濟能顯著提高反應的速率;非極性溶劑中,介電常數較小的溶劑能增加反應速率。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。In the experiments, two series of catalysts were synthesized by co - deposition and sol - gel methods each. the composition of both waterproof and gas diffusion layer and catalysis layer were optimized by the orthogonal test. meanwhile, quasi - steady cathode polarization curves, x - ray diffraction ( xrd ), scanning electronic microscope ( sem ) were used to analyst the relationship between the microstructure and the performance of air electrode
實驗採用共沉澱法和溶膠凝膠法合成了兩類催化劑;對防水透氣層和催化層進行了正交試驗優化;同時,還採用測準穩態極化曲線, x射線衍射( xrd ) 、掃描電子顯微鏡( sem )等分析測試手段,對空氣擴散電極催化材料、空氣擴散電極界面結構與性能的關系等作了較深入的研究。Transformer and coil usage : high temperature, oil, voltage resistance, excellent weather reistant property, special - lized in transfomer and coil. with assorted colors
變壓器線圈用:耐高溫、耐溶劑、耐電壓、抗老化性佳,特別適用於電子工業方面之變壓器及線圈,絕緣電阻> 1 1012歐姆,顏色齊全。The synthesis process of single - wall carbon nanotubes ( swnts ) by catalytically chemical vapor deposition ( ccvd ) was investigated and the product was characterized with transmission electron microscopy ( tem ), electron diffraction ( ed ), electron dispersive spectra ( eds ) and raman scattering spectra etc. pyrolysis of methane over solid catalysts prepared with impregnation, ion - adsorption precipitation, and sol - gel technique can all lead to the growth of swnts
本文研究了單壁納米碳管的化學氣相沉積法( cvd )制備工藝,並運用透射電子顯微鏡( tem ) 、 x - ray能譜( eds )與喇曼( raman )光譜等分析手段,對產物及催化劑進行了表徵。採用浸漬法、吸附沉澱法與溶膠凝膠法等制備了催化劑,併合成了單壁納米碳管。Because the single solvent often cannot meet the requirement in the performance, seeking new outstanding performance solvents ( including additives ), or obtaining the multi - components solvent mixing the different solvent at the certain proportion together can optimize the solvent physical chemistry performance, the performance of these solvents is better than the single solvent ’ s
由於單一溶劑在性能上往往不能達到實際要求,因此,尋找新的性能優異的溶劑(添加劑) ,或者將不同溶劑按一定比例混合后得到多組分混合溶劑,優化組合其物理化學性能,則易於滿足鋰離子電解液的要求,性能往往優于單一溶劑。The study on solvation effect is the focus of the international scientific research fields. the electrostatic interaction is the most important part hi the solvation effect, especially when the solute is charged or highly polarized
而靜電相互作用是溶劑北京工業大學工學碩士學位論文一化效應中最主要的貢獻,尤其當溶質分子帶電荷或高度極化時更是如此。Cyclic voltammetry ( cv ) in sulphuric acid solution and dimethyl ether solution is employed to characterize the catalytic activity of the electrocatalysts ; transmission electron microscopy ( tem ) and x - ray diffraction are employed to characterize the microstructure of the electrocatalysts ; the electrochemical characteristics of the direct dimethyl ether fuel cells ( ddfc ) made from the electrocatalysts are tested by arbin fuel cell test systems
在h2so4溶液中採用循環伏安對催化劑的電化學行為進行了評價;在飽和二甲醚溶液中採用循環伏安研究了pt / c催化劑對二甲醚氧化性能;通過透射電子顯微鏡( tem )和x射線衍射儀( xrd )分析了催化劑的表面物理特徵;通過arbin燃料電池系統對催化劑制備二甲醚燃料電池進行評價。This molecular mouthful has the rare ability among solvents of being able both to dissolve cellulose and to act as an electrolyte ? that is, a chemical that can carry current between the electrodes of a battery in the form of charged molecules, or ions
它的本領遠大於其它溶劑,在溶解纖維素的同時還能夠充當電解液,即一種能夠在電池的電極間以充電的分子或離子的形式傳遞電流的化學物質。The analytic results of the effects on the micromorphological structure of the film by the electrochemical condition ' s showed that the carbon is apt to improve the boundary combination between the scfs and the surface of the cathode and the seperation of the films, and that the micromorphological structure of the mpgcfs is greatly affected by the dring and the power voltage, which remarkably affluence ion move in swelling cathode film, and that higher temperature and concentration of cu2 + in the medium solution are also advanagable to the deposition of cu in scfs. the plot of deformation behavior of mpgcfs showed that the maximum strench ratio decreases and the brittleness increases due to the existence of the metal phase, and that the strengh trend of the composite films is fistly up and down followed with the content of metal phase because of the change of the role of the metal phase from acting as the physical cross - linking to weakening the films due to destroying the whole structure of the polymer
另外它作為基體的另一個突出的優點是制備的溶脹復合膜( scf )中的溶劑與電解液中的溶劑相同都是水,克服了以前膜內外不同溶劑之間擴散的問題,結果使得電流最終趨於一種穩態,因此可以更好實現用電化學條件來控制mpgcf的形態結構;硬質石墨材料的多孔的結構和石墨本身的結構性能特點使得碳作為陰極材料時有利於溶漲復合膜( scf )與電極表面的結合以及膜的剝離,因此是作為陰極的理想材料;電化學條件中的乾燥程度和電壓能夠明顯的影響離子在膜內的遷移,從而對mpgcf的形態結構造成較大的影響;而提高反應溫度和增大電解液中銅離子的濃度也有利於銅在膜中的沉積生長。分享友人