電催化劑 的英文怎麼說
中文拼音 [diàncuīhuàjì]
電催化劑
英文
electrokatalyst-
The oxygen reduction catalyst is the key material of air electrode used in the metal - air battery and the electrochemical oxygen generator
氧還原催化劑是金屬空氣電池和電化學制氧空氣電極的核心材料。The factors affecting the properties of air electrode were examined in this article and mno2 / c was prepared. the process parameters of air electrode were optimized, and the aluminum / air battery was also assembled
本文主要針對影響空氣電極性能的因素進行了系統的研究,制備了mno _ 2 / c催化劑,確定了空氣電極的最佳制備工藝,將空氣電極與鋁陽極組裝成電池,並初步考察了電池的性能。Air electrode is one of the most important components in zinc - air cell. the main effect factors on performance of air electrode are catalysts ’ oxidation and deoxidization capability and structure of oxygen electrode
空氣電極是鋅-空氣電池的重要組成部分之一,影響空氣電極性能的主要因素是催化劑的氧化還原性能和空氣電極結構。Presence of vulcan xc - 72 active carbon powder in the pt / moox / gc composite electrode by electrochemical codeposition made peak potential of methanol oxidation a further negative shift of about 50mv and a further promotion of co - tolerant performance for methanol oxidation
催化劑中vulcanxc - 72活性碳粉的引入即共沉積制備的pt moo _ x c gc電極催化劑甲醇氧化峰電位又進一步負移50mv左右,抗co中毒催化性能又進一步提高。In this thesis, in order to reducing the amount of the pt catalyst, improving the electrocatalytic activity of the pt catalysts and utilization ratio of pt, the electrochemical codeposition method by cyclic voltammetry ( cv ) was used to prepare a series pt / moox / glassy carbon ( gc ) composite electrodes with high dispersibility. the composite electrode, pt / moox / gc, was characterized to study its composition and its electro chemical behavior by cv. using the xrd and sem techniques, the size and the dispersion degree of the catalyst particles were studied in presence or absence of moox in the catalyst
為了降低主催化劑pt的用量、提高pt的活性和利用率,本論文利用循環伏安法共沉積制備高分散的pt moo _ x催化劑顆粒,利用循環伏安電化學表徵、 xrd和sem技術研究了引入moo _ x后的催化劑即pt moo _ x顆粒的粒子大小、分散狀態;利用icp - aes定量分析pt moo _ x催化劑顆粒的組成含量;並藉助于電化學方法分別評價了pt moo _ x gc電極催化劑的對甲醇的電催化活性和穩定性、氧還原電催化活性。Ceo22 is used as optical materials, polishing agents, ultraviolet absorption materials, the cleaning catalyst of car ' s waste gases, chemical decolorant of glass, radiation - resisting glass permanent magnet, electronic ceramics etc. if it is processed into nanoparticles, it will exhibit some novel properties led to varied applications. for example, ceo22 nanocrystal is a better promoter of cytochrome c and the stabilizer of zro22 ceramics. because of its high index of refraction and good stability, it is used to produce reduced reflection film
Ceo _ 2是一種廉價而用途極廣的材料,如用於發光材料、拋光劑、紫外吸收材料、汽車尾氣凈化催化劑、玻璃的化學退色劑、耐輻射玻璃、永磁體、電子陶瓷等,其納米化后將出現一些新的性質及應用,如ceoz納米晶是細胞色素c的良好的催進劑,還用作zro :陶瓷的穩定劑,由於ceo :折射率高,穩定性好,常用於制備減反射膜等。With about ten years experiences and a number of patents and how - know technologies in gas purification, the company is dedicated in producing series catalysts and sorbents in gas purification such as deoxidizing - catalysts, deoxidizing - sorbents, carbon - deoxidizers, dehydrogenating - sorbents, the sorbents of carbon monoxide and hydrocarbon, dehydration agents, etc
大連瑞瑪技術產品有限公司所生產的「大瑞牌」系列氣體凈化催化劑和吸附劑已廣泛應用於石油、石化、化工、化纖、電子、食品、醫藥、熱處理、冶金、磁性材料和國防等十多個領域。Each electrode is impregnated with a catalyst to speed the oxidation reduction or half reaction.
每個電極摻入催化劑,以加重電池半氧化或還原反應。Uses : used in ceramic pigments, paint dryer, catalyst, analytical agent, forge and lithopone additives, alkaline battery and tyre adhesive, also used in plating and producing cobaltiferous pigments and other cobalt products
用途:用於陶瓷釉料和油漆催干劑,也用於電鍍、堿性電池、生產含鈷顏料和其他鈷產品,還用於催化劑、分析試劑、飼料添加劑、輪胎膠粘劑、立德粉添加劑等。The oxide and reduce potential and the dopant concentration. the experiments of degradation methyl blue a1so showed that the photocatalytic activity could be greatly improved with vzos - loaded tio2, maybe that loading v2o5 would accelerate the electron captured and charge transferring, change the samp1e surface hydrophilic and absorption
納米tio _ 2 - v _ 2o _ 5復合光催化劑對次甲基藍的降解實驗表明,復合v _ 2o _ 5后tio _ 2可以加速電子捕獲和電荷遷移速率,改變了樣品表面吸附親合力,使降解效率相比純tio _ 2有很大提高。In order to improve the electro - catalytic activity of platinum based catalyst to methanol oxidation, in this thesis, firstly prepare heteropoly acid modified pt / gc electrode with different concentration by cyclic voltammetry method, and then test the cyclic voltammetry curves individually in vitriolic and methanol solution. the study shows the best concentration for both phosphomolybdic acid and phosphotungstic acid is 1 10 ~ ( - 3 ) mol / l. and find the more heteropoly acid modified on electrode, the lower peak - up potential towards methanol because of the existence of oxygenous species
為了改善鉑基催化劑氧化甲醇的催化活性,本論文首先通過循環伏安掃描法制備了不同濃度磷鉬酸和磷鎢酸修飾的pt / gc電極,通過研究pt / gc電極在修飾前後在硫酸溶液中及含甲醇的硫酸溶液中的循環伏安行為發現,磷鉬酸和磷鎢酸均能在ptru / c電極上發生氧化還原反應,而且雜多酸修飾濃度對pt / gc電極氧化甲醇的催化活性有很大影響。Sachem is a global chemical company with over 50 years of experience in the supply of high - purity and precision chemical products and services to the electronics, catalyst, polymer, biotechnology, pharmaceuticals, paper and energy markets
主要經營范圍:電子產品,催化劑,聚合物,藥品生物技術和能源裝置市場提供高純度和精密化工產品及服務。Lead - acid storage batteries ; vent plug with catalyst
鉛酸蓄電池.催化劑通氣塞Thirty - one crystals of polyoxometalates ( 1d, 2d, 3d ) were prepared by means of middle hydrothermal technique, molecular design and self - assembly, and characterized structurally by single crystal x - ray diffraction. the thermal stability, activity of catalysis and magnetism of some compounds were systematically studied. the continuous appearance of p - v - o, p - mo - o, v - mo - o, v - o system with novel structure enrich polyoxometalate chemistry, the reaction characterization and the synthesis law of molybdates, tungstates and vanadates under hydrothermal conditions were explored
由於p - v - o 、 p - mo - o 、 v - mo - o 、 v - o體系新結構不斷出現,豐富了多金屬氧酸鹽化學,探討水熱條件下釩、鉬、鎢物種的反應特性和生成規律,研究原料的選擇、配比、加料順序、濃度、酸度、反應溫度、反應時間等因素對產物的生成及結構的影響,為新的催化劑、導電材料、磁性材料的研製與開發積累經驗。The experimental results demonstrate that the suitable mea hot - pressing temperature and pressure are 120 and 15. 5mpa, respectively. the optimum catalyst loading in anode is 4 mg pt / cm2, and the best contents of nafion ionomer in anode and cathode layer are 45wt % and 35. 3wt %, respectively
實驗結果顯示,制備膜電極時最佳的熱壓溫度和壓力分別為120和15 . 5mpa ;陽極催化劑的適宜載量為4mgpt / cm2 ;陽極和陰極催化劑層的nafion最優含量分別為45 . 0wt %和35 . 3wt % 。Our main products lithium metal catalysts grade, lithium metal battery grade, lithium chloride, lithium fluoride, etc, are widely applied in pharmaceutical, synthetic, battery, chemical and metallurgical industries
主導產品有催化劑專用金屬鋰電池級金屬鋰氯化鋰氟化鋰等,廣泛應用於制藥,有機合成,電池,化工冶金等領域。The research on electrocatalysts for oxygen reduction is of great importance to the development of proton exchange membrane fuel cell
摘要氧電極還原電催化劑對于質子交換膜燃料電池的發展具有重要的意義。The development of high - performance electro - catalyst for organic molecule electro - oxidation is believed the key technology for the treatment of organic wastewater and the commercialization of pemfc
開發高效的電催化劑是實現有機廢水降解、質子交換膜燃料電池產業化的關鍵技術。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。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。分享友人