鎳氨絡合物 的英文怎麼說
中文拼音 [nièānlàogěwù]
鎳氨絡合物
英文
nickel ammine-
In the fourth chapter of this thesis, the initial stages of electrocrystallization of nickel on vitreous carbon from a leaching solution containing ammonia and chloride were illustrated in terms of cyclic voltammetric and chronoamperometric techniques
在第四章中，通過採用循環伏安法和恆電位階躍法研究了氨絡合物體系中鎳存玻璃碳上電結晶的初期行為。Based on the nickel electrodeposition process, the nickel electrodeposition mechanism, the electrochemical nucleation of nickel on vitreous carbon, the redox process of black nickel formed on anode, the nitrogen evolution on anode and electrocatalytic activity for nitrogen evolution of ti based iro2 anodes were investigated systematically
本文在前期工藝研究的基礎上著重對氨絡合物體系電積金屬鎳的反應機理、鎳在玻璃碳上的電化學成核機理、陽極黑鎳的形成機理、陽極析氮過程及ti基iro _ 2塗層陽極對析氮的電催化活性進行了系統研究。Meanwhile, the kinetics law of nickel electrodeposition was investigated by means of steady - state polarization curves
同時採用穩態技術測定穩態極化曲線，對氨絡合物體系陰極電積鎳的動力學過程進行了研究。Compared with the traditional nickel electrodeposition techniques, nickel electrodeposition carried out in leaching solution containing ammonia and chloride has great priorities and characteristics
與傳統的鎳電積技術相比，氨絡合物體系電積金屬鎳有著眾多的優勢和特點。The electrochemical impedance spectroscopy of nickel electrodeposition indicates that nickel electrodeposition occurs in two steps, the medium frequency inductive loop is ascribed to the relaxation of the electrode coverage by an adsorbed intermediate such as niohads, the low frequency capacitive loop may be due to the inhibition of nickel electrodeposition by adsorbed hydrogen. the mechanism and equivalent circuit of nickel electrodeposition were proposed on the basis of the analysis of electrochemical impedance spectroscopy
不銹鋼電極上電積鎳的電化學阻抗行為表明氨絡合物體系鎳電沉積過程是二次放電過程，中頻感抗弧是由於中間吸附產物nioh _ （ ads ）的弛豫現象引起，低頻容抗弧可能是由於吸附氫原子對鎳結晶的阻滯作用引起，依據實驗結果提出了氨絡合物體系鎳電沉積的反應機理和等效電路模型。In the third chapter of this thesis, the nickel electrodeposition process in leaching solution containing ammonia and chloride was summarized, and the electrochemical behaviour of nickel electrodeposition in ammonia complex bath was investigated by measuring polarization curves. the effects of total nickel, ammonia, ammonium chloride concentrations in the electrolyte as well as its anion species and temperature were studied systematically
在第三章中首先對氨絡合物體系電積金屬鎳的工藝進行了總結，並通過極化曲線測量，對氨絡合物體系中鎳陰極電沉積電化學行為進行了研究，系統探討了溶液中總鎳離子濃度、氨水濃度、氯化銨濃度、陰離子及溫度等工藝條件對鎳陰極還原的影響，而後著重對電積鎳的反應機理進行了研究。In this study, the preparing processes of zro2 - ni nanocrystalline composite powder aremixing the nickel salt, zirconium salt and stabilizer, solvent ( distilled water ) together to prepare the mixing solution according to certain ratio ; commingling the mixing solution, coordination solution of carboxylic ammonia, intrusion aid in accordance with certain rate to form sol, drying the sol and turning it into gel, pre - sintering the gel to get the zro2 - nio powder and gaining zro2 - ni nanocrystalline composite powder by reducing the zro2 - nio powder. xrd, x - ray wide - angle diffractometer, bet, sem, tem, hrtem analyses are used to study the zro2 - ni nanocrystalline composite powder and zro2 - ni cermet. the sintering temperature is determined
本研究的zro _ 2 - ni納米復合粉末的制備方法如下：將鎳鹽、鋯鹽、穩定劑和溶劑（水）按所需成分配成混合溶液，再將混合溶液、外加劑和氨羧絡合劑按比例混合形成溶膠，溶膠經乾燥成為凝膠，凝膠經預燒得到zro _ 2 - nio納米粉，將該氧化物粉還原得到zro _ 2 - ni納米復合粉。In addition, we use spectrophotometric to study the compositions of nickel - iron alloy prepared by electrodeposition, and the main results are as follows : iron ( ) forms a stable deep purple complex with ethylenediaminetetraacetic acid disodium salt ( edta ) and hydrogen peroxide in aqueous solution at ph = 10. 7 - 11. 3 ; nickel ( ) forms a red complex with dlacetyl dioxime in aqueous ammonia when an oxidation ( iodine ) exists ; thus the amount of iron ( ) and nickel ( ) can be determinated by the absorption of their complexes at 519nm and 538nm respectively
利用三價鐵與edta和h2o2形成穩定的深紫色三元絡合物，在氨性溶液中，當有氧化劑存在時，鎳與丁二酮肟形成酒紅色的絡合物，用吸收光度法可分別在519nm和538nm波長處測定鐵、鎳的含量， fe和ni的相對標準偏差分別為0 . 95和1 . 2 ；對實際樣品的測定結果與xps分析一致。分享友人