Results 1 to 10 of about 113,973 (266)

Effect of Local Fluid Disturbance Induced by Weld Reinforcement Height on the Corrosion of a Low Alloy Steel Weld

open access: yesMetals, 2023
Weld corrosion exists widely in the petrochemical industry and attracts great attention. Most research proves that weld corrosion originates from the material factors introduced during the welding process. However, it is noted that local fluid turbulence
Kexin Zheng   +5 more
doaj   +1 more source

A detailed DOE study on temperature, concentration and their interactions on corrosion protection of carbon steel [PDF]

open access: yesمواد نوین, 2021
An imidazoline based inhibitor was synthesized using oleic acid and diethylenetriamine (DETA). The characteristic properties of the synthesized inhibitor were investigated by FTIR and HNMR tests. Tafel polarization technique and electrochemical impedance
Sirus Javadpour   +2 more
doaj   +1 more source

Application of Ni(II)-alumina composites for electrocatalytic reduction of 4-nitrophenol [PDF]

open access: yesScience of Sintering, 2020
Nickel-alumina composites with various content of nickel were synthetized by sol-gel method. The characterization of samples was performed by diffuse reflectance spectroscopy and electrochemical impedance spectroscopy using the Mott-Schottky ...
Novaković Tatjana   +4 more
doaj   +1 more source

Functionalization of MWCNTs for Bioelectrocatalysis by Bacterial Two-Domain Laccase from Catenuloplanes japonicus

open access: yesNanomaterials, 2023
This study was carried out in order to assess several modifications of carbon nanotube-based nanomaterials for their applications in laccase electrodes and model biofuel cells. The modified MWCNTs served as adapters for the immobilization of laccase from
Azat Abdullatypov   +9 more
doaj   +1 more source

Cr3C2-NiCr Coating for the Protection of API Steel Corrosion in Concentrated Sodium Chloride Solution

open access: yesCrystals, 2020
In the present work, a layer of 75%Cr3C2−25%NiCr with thickness of 260 ± 15 µm was coated onto the API-2H pipeline steel surface using high-velocity oxy-fuel deposition.
El-Sayed M. Sherif   +2 more
doaj   +1 more source

Corrosion Protection by Octadecylphosphonic Acid in Flow Conditions [PDF]

open access: yesChemical and Biochemical Engineering Quarterly, 2019
The aim of this work was to examine the influence of the flow rate of corrosive media on the stability of self-assembled films of octadecylphosphonic acid on copper- nickel alloy and stainless steel. The studies were conducted in river and seawater in a
E. Kristan Mioč   +1 more
doaj   +1 more source

Experimental and Computational Study on Inhibitory Effect and Adsorption Properties of N-Acetylcysteine Amino Acid in Acid Environment

open access: yesMolecules, 2023
Potentiodynamic polarization (PDP) and electrochemical impedance spectroscopy (EIS) were applied to study the inhibitory effect of N-acetylcysteine (NAC) on corrosion inhibition of carbon steel in hydrochloric acid solution.
Adriana Samide   +4 more
doaj   +1 more source

Dynamic Electrochemical Measurement of Chloride Ions [PDF]

open access: yesJournal of Visualized Experiments, 2016
This protocol describes the dynamic measurement of chloride ions using the transition time of a silver silver chloride (Ag/AgCl) electrode. Silver silver chloride electrode is used extensively for potentiometric measurement of chloride ions concentration in electrolyte.
Abbas, Yawar   +3 more
openaire   +3 more sources

System for electrochemical investigations based on a PC and the Lab VIEW package [PDF]

open access: yesHemijska Industrija, 2007
This paper describes an electrochemical research system based on the Lab VIEW computer software package. An overview of well known electrochemical methods, such as potential measurements, chronopotentiometry, chronoamperometry, cyclic voltammetry and EIS
Stević Zoran   +1 more
doaj   +1 more source

Electrochemical Mechanism for FeS2/C Composite in Lithium Ion Batteries with Enhanced Reversible Capacity

open access: yesEnergies, 2016
Nanoscale FeS2 was synthesized via a simple hydrothermal method and was decorated by hydrothermal carbonization (FeS2@C). The structural properties of the synthesized materials detected by X-ray diffraction (XRD), together with the morphologies ...
Shengping Wang, Jingxian Yu
doaj   +1 more source

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