電化反應 的英文怎麼說
中文拼音 [diànhuàfǎnyīng]
電化反應
英文
electrochemical reaction-
In this paper, the deconvolution ( and high - order - deconvolution ) electroanalysis theory totally controlled by electrode reaction rates was modified and its properties of polarographic wave was also discussed in detail
摘要本文提出了完全受電極反應速率控制的去卷積(包括高階去卷積)電化學分析理論,並對波形的性質進行了較詳細的討論。Study on direct electrolytic oxidation of p - xylene
對二甲苯直接電解氧化反應的研究The progress in sensitizer of photosensitized photoisomerization of norbornadiene, including triplet energy transfer photosensitizer, transition metal compounds photosensitizer, electron transfer photosensitizer and semiconductor photosensitizer, is reviewed
論述了光敏化降冰片二烯異構化反應敏化劑的研究進展,包括三重態能量傳遞光敏劑,過渡金屬化合物光敏劑,電子轉移光敏劑,半導體光敏劑等幾種類型。Abstract : the esterification of phthalic acid and ethylene glycol under microwave field was studied. the results showed that it could get high yield of product and need less fime to complete the reaction
文摘:觀測了鄰苯二甲酸及乙二醇在微波輻照下的升溫曲線,並研究了鄰苯二甲酸和乙二醇在微波輻照下的酯化反應,結果表明,微波輻照下的酯化反應行為優于常規條件(電爐加熱)下的酯化反應行為。The effort of manganese removal was studied and the kinetics of manganese removal was tried to establish. the factors of dissolved oxygen concentration, fe2 + concentration, ph, p concentration and closing of the filter were studied to evaluate their effort for biological manganese removal, and the correlation of residual manganese and oxidation - reduction potential was also discussed. as the iron content of water was high, experiment results showed that the reaction was zero order, as the iron content of water was low, the reaction was first order. the time needed for the cultivation of biological manganese removal was 60 70 days. the filter operated at the filtration rate of 8 10m / h, silica sand of effective size 0. 95 1. 25mm filled the filter to a depth of 1200mm
試驗結果表明,成熟后濾砂表面濾膜的x射線衍射圖譜與mno _ x ? 5h _ 2o ( x = 1 . 86 )的x射線衍射圖譜一樣,濾膜成熟后的結構在進水物質不發生變化的情況下不發生變化;合適的碳磷比對生物除錳有明顯的促進作用,試驗條件下的投磷量不會對出水造成二次污染;生物除錳需要亞鐵的參與,亞鐵的存在除了能夠促進微生物分泌胞外酶並刺激其活性外,還通過鐵離子的變價傳遞電子,催化錳離子的氧化反應,從而促進對二價錳的降解。In this paper, high concentration vanadium electrolyte has been prepared by electrolysis, graphite and graphite felt electrode also have been made, moreover, the electeodes have been activated, and based it, a lab - level vanadium battery has been manufactured. cyclic voltammetry, current step and invariable current charge / discharge method have been used to study the reactive mechanism of electrolysis, of vanadium electrode reaction and of electrode activation, also to investigate maiden charge process and electricity performance of vanadium battery. the influence of electrode activation and trace stibium ion, indium ion added into vanadium electrolyte has been discussed
利用循環伏安法、恆電流階躍法、恆電流充放電循環等電化學方法,探討了電解法制備釩液流電解質的反應機理,考察了釩的電極反應、電極表面活化處理對釩的電極反應的影響,結合電極反應分析了活化的機理;還考察了釩電池初次充電活化過程及恆流充/放電循環的電性能;並且考察了添加銻離子、銦離子對釩電池電性能特別是析氫行為的影響。The low solubility of calcium zincate produced from the chemical reaction of zinc oxide and calcium hydroxide in alkaline solution can improve the cycling life the zinc electrode, and the discharge capacity will tend to be stable. furthermore, the effects of la2o3 additives on the electrochemical performances of zinc electrodes were investigated. the results shows that the addition of la2o3, in zinc electrode can improve the area of reduction peak and the hydrogen evolution potential which means the cathodic hydrogen evolution reaction can be hindered
氧化鋅與氫氧化鈣在堿性溶液中化學反應生成的難溶於堿的鋅酸鈣可以使鋅電極的循環壽命得到提高,放電容量也趨于平穩,此外還考察了氧化鑭對鋅酸鈣電極電化學性能的影響,結果表明:添加適量氧化鑭能明顯改善鋅電極的電化學性能,使鋅電極的還原峰電位正移,電極反應可逆性得到改善,同時也可抑制鋅電極析氫反應的發生,提高了鋅電極的陽極電流,對陽極反應有一定的活化作用;同時還可以改善鋅電極的放電特性,增加電極的放電容量。The warranty does not cover damages caused by insufficient, incorrect or forceful operation of the product, by failure to observe the operating instructions, by overloading, by the use of materials, consumables or accessories not manufactured by tipper tie or specifically approved in writing by tipper tie for use with the product, by chemical or electrolytic action, by the use of spare parts from an outside source, or by any event of force majeure
本質量保證不含下列所致之損害:不當的、錯誤的及強制的操作;未遵照操作說明(書) ;設備過載;使用非本公司生產或書面認可的材料、耗材及配件,搭配本公司產品;化學反應或電解反應;使用非本公司的配件;或任何不可抗力。The catalyst prepares hydrogen ( from the fuel ) and oxygen ( from the air ) to take part in an oxidation reaction by assisting both molecules to split, ionize, and release or accept protons and electrons
觸媒同時幫助來自燃料的氫與來自空氣的氧分子分解、解離、釋放或接受質子與電子,而發生氧化反應。Applications of fuel cell reactor in electrocatalyze reactions
燃料電池技術在電催化反應領域的應用Carbon nanotubes ( cnt ) are new promising materials of catalyst supports for pemfcs. previous studies reveal that cnts supported catalysts show enhanced catalytic activity towards oxygen reduction reaction ( orr ) and methanol oxidation
碳納米管( cnt )作為載體的電催化劑在氧還原和甲醇氧化等pemfc電極反應方面表現出良好的催化活性。Saponification slag, which main composition is ca ( oh ) 2, is a by - product of chemical factories when they produce pvc by calcium - carbide - method
皂化渣是化工廠用電石法生產聚氯乙烯(俗稱pvc )時生成的副產品,是電石渣參加皂化反應后產生的一種工業廢渣,其主要成分為ca ( oh ) _ 2等。In order to reduce the membrane ' s cost, we prepared the membrane by simultaneous radiation grafting of styrene onto teflon - polytetrafluorethylene films and subsequent sulfonated by the chlorosulfonic acid introducing the activity sulfonic acid grape into the grafting side chains of the polymer films
在實驗中採用高能輻射技術,先將苯乙烯單體接枝到聚四氟乙烯聚合物基體上,后經氯磺酸磺化反應引入磺酸基團,合成了滿足燃料電池性能要求的質子交換膜。The enzyme electrode has a fast response ( 5 ~ 20s ) for histamine and the reaction is controlled by the enzyme kinetics
該電極對組胺有快速的生物電化學響應(響應時間為5 205 ) ,電極反應受酶動力學控制。It was found that the electrode process was scarcely affected by the pee modification ; but the electrochemical luminescence of luminol was greatly enhanced
結果表明;聚乙烯亞胺修飾層對電極反應的影響相對較小;而對魯米諾分子的電化學發光具有極大的增強效應。Studies on piezoelectric immunosensors based on plasma - polymerized film. ( abstract ) the piezoelectric immunosensors posses high sensitivity of response to mass and high specificity of bio - chemical reaction as well
壓電免疫傳感器具有壓電質量響應的高靈敏性和生化反應的高特異性,在生物傳感器的研究中日益受到重視。It was found that the composite film containing 28. 6 % polyisoprene suited well for biosensor construction. the apparent michaelis constanst and activation energy for the immobilized glucose oxidase are 11. 9 mm and 41. 1 kj - mol " 1, respectively. the biosensor response was influenced by ph value of determined solution, applied potential and operational temperature
研究發現,復合膜中聚異戊二烯含量28 . 6為傳感器製作的最佳條件;固定化葡萄糖氧化酶的表觀米氏常數為11 . 9mm ,酶催化反應的表觀活化能為41 . 1kj ? mol ~ ( - 1 ) ;被測溶液的ph值、工作電位、使用溫度等對葡萄糖傳感器的響應有一定的影響。All vanadium redox flow battery is a new - style and environmentally friendly energy storage battery that has many characteristics such as instant recharge by replacing the spent electrolytes, discharged at large current density, really fully discharged ( 100 % ), increasing storage capacity easily, a theoretically unlimited life, sim - ple operation and maintenance. therefore, it is undergoing a exciting development and commercialization. however, there are still some questions to be solved during its commercialization, such as how to prepare highpurity vanadium electrolyte, to enhance its energy density and efficiency, to improve its charge / discharge performance. so it is very important for improving the perfoemance of vanadium redox flow battery and its commercialization to select adaptive electrode materials, to investigate the mechanism of the electrode reaction and to select some additives
如何制備高純度的釩液流電解質、進一步提高釩電池的能量密度和效率,提高其充放電性能,是釩電池實用化過程中需要解決的問題。因此,選擇合適的電極材料,進一步探討釩離子的電極反應機理,研究釩電池在充放電過程的變化,適當選擇並探討添加劑對釩電池電行為和性能的影響,對進一步改善和提高釩電池的電性能以及釩電池的實用化具有重要的理論意義和實用價值。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。Exhaust gas oxygen sensor ( ego ) which is installed in the exhaust pipe of the engine is a significant component in the electronic fuel injection. it has the ability to probe the concentration of oxygen in the exhaust pipe, and can transfer concentration signal to voltage signal which is passed to electronic control unit ( ecu ). in this way the air - fuel ratio can be controlled to the strait range of stoichiometrical point and the three - way catalytic converter consequently can work better
車用氧傳感器是電噴系統的關鍵部件,安裝在發動機的排氣管上,能夠探測排氣管中的氧氣的濃度,然後將濃度信號轉變成電壓信號並傳送給電控單元ecu ,從而把空燃比控制在理論空燃比附近,配合三元催化反應器進行后處理凈化。分享友人