Results 21 to 30 of about 800,402 (181)

An Investigation of Two Novel Pyridazine Derivatives as Corrosion Inhibitor for C38 Steel in 1.0 M HCl

International Journal of Electrochemical Science, 2013
Corrosion inhibition of two pyridazine derivatives, namely ethyl (6-oxo-3-phenylpyridazin-1(6H)-yl) acetate (GP2) and ethyl (3-phenyl-6-thioxopyridazin-1(6H)-yl) acetate (GP3) on C38 steel was investigated by gravimetric measurements, polarisation and ...
A. Ghazoui, N. Bencaht, S.S. Al-Deyab, A. Zarrouk, B. Hammouti, M. Ramdani, M. Guenbour   +6 more
doaj   +2 more sources

Thermodynamic Characterisation and Density Functional Theory Investigation of 1, 1', 5,5'-Tetramethyl-1H, 1'H-3, 3'-Bipyrazole as Corrosion Inhibitor of C38 Steel Corrosion in HCl

International Journal of Electrochemical Science, 2012
The corrosion inhibition by a 1, 1', 5 ,5'-tetramethyl-1H, 1'H-3, 3'-bipyrazole (Bip) on C38 steel in hydrochloric acid (HCl) solution has been investigated by weight loss at 308-343K.
Belkheir Hammouti, Abdelkader Zarrouk, Mohammed Bouachrine   +2 more
exaly   +3 more sources

6-phenylpyridazin-3(2H)one as New Corrosion Inhibitor for C38 Steel in 1 M HCl.

International Journal of Electrochemical Science, 2017
The corrosion behavior of C38 steel in HCl solutions and its inhibition by 6-phenylpyridazin-3(2H)one (PPO) has been studied in different temperature using polarization and electrochemical impedance spectroscopy (EIS) techniques as well as weight loss ...
R. Salghi, S. Jodeh, Eno E. Ebenso, H. Lgaz, D. Ben Hmamou, I.H. Ali, M. Messali, B. Hammouti, N. Benchat   +8 more
doaj   +3 more sources

Electrochemical and Theoretical Studies of Adsorption of Some Indole Derivates at C38 Steel/Sulfuric Acid Interface as Corrosion Inhibitors

International Journal of Electrochemical Science, 2011
The inhibitive action of 9H-pyrido[3,4-b]indole (norharmane) and 1-Methyl-9H-pyrido[3,4-b]indole (harmane) on corrosion of C38 steel in 0.5 M H2SO4 solution was investigated through electrochemical techniques.
M. Lebrini, C. Roos, H. Vezin, F. Robert
doaj   +3 more sources

Investigation of Corrosion Inhibition Efficiency of Amazonian Tree Alkaloids Extract for C38 steel in 1M Hydrochloric Media

International Journal of Electrochemical Science, 2019
The present study investigated the potential of the alkaloidic extract of Xylopia cayennensis used as C38 steel corrosion inhibitor in 1M HCl by electrochemical impedance spectroscopy and potentiodynamic polarization.
Maxime Chevalier, Mounm Lebrini, Florent Robert, Sylvain Sutour, Felix Tomi, Charafeddine Jama, Fouad Bentiss, Christophe Roos   +7 more
doaj   +5 more sources

Thermal effects of magnetic field application during machining of C38 steel: Taguchi and regression modeling

Journal of Engineering and Applied Science
Excessive heat generation during machining processes such as turning leads to dimensional inaccuracies, accelerated tool wear, and degradation of workpiece material properties.
Nada Rihane Mechehat, Djilani Necib, Mondir Soualah, Imane Rezgui   +3 more
doaj   +2 more sources

Quantum Chemical Studies on the Inhibiting Effect of New Synthesized Bipyrazols of C38 Steel Corrosion in 1M HCl

International Journal of Electrochemical Science, 2013
The inhibitory activity of new synthesized and characterised bipyrazol derivatives: methyl 2- (bis[(3,5-dimethyl-1H-pyrazol-1-yl)methyl]amino)-4-methylpentanoate (BT39), methyl 2- (bis[(3,5-dimethyl-1H-pyrazol-1-yl)methyl]amino)-3-meyhylbutanoate (BT40 ...
A. Guendouz, N. Missoum, A. Chetouani, S.S. Al-Deyab, B. Ben Cheikhe, N. Boussalah, B. Hammouti, M. Taleb, A. Aouniti   +8 more
doaj   +2 more sources

Chemical Constituents and Biological Activities of Oxandra (Annonaceae): A Review. [PDF]

Chem Biodivers
ABSTRACT Oxandra (Annonaceae) comprises 29 species distributed across South and Central America. Despite this diversity, the genus remains under‐investigated. This study presents the first comprehensive review of the chemical composition and biological activities of Oxandra species, utilizing databases such as SciFinder, ScienceDirect, PubMed, and ...
Lopes RC, Machado FP, Brito MF, de Souza TA, Abreu LS.   +4 more
europepmc   +2 more sources

Inhibition performances of new pyrazole derivatives against the corrosion of C38 steel in acidic medium: Computational study

Results in Surfaces and Interfaces
Corrosion inhibition performances of two new pyrazole derivatives, namely 5-(4-dimethylamino)phenyl)-3-(4-dimethylamino)styryl)-4,5-dihydro-1H-pyrazole-1-carbothio amide (P1) and 5-(4-dimethylamino)phenyl)-3-phenyl-4,5-dihydro-1H-pyrazole-1-carbothio ...
Savaş Kaya, Farhan Siddique, Dilara Ozbakir Isin, Konstantin P. Katin, Vivek Asati, Avni Berisha   +5 more
doaj   +3 more sources

Anticorrosive properties of novel green inhibitor based on Euphorbia resinifera latex for C38 steel in acid environment

Next Materials
Steel corrosion is a major challenge in industrial applications, requiring effective and sustainable solutions. This study investigates the potential of an aqueous extract from Euphorbia resinifera latex (ERLE) as a green corrosion inhibitor for C38 ...
Mariem Ben Tourtit, Hamid Saufi, Adil El Yadini, Badr Aouan, Aicha Iqajtaoune, Ibtissam Fourar   +5 more
doaj   +2 more sources