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   Corrosion protection of mild steel by 6-chloroquinoxaline-2,3(1H,4H)-dione as a new inhibitor in hydrochloric acid solution  
   
نویسنده el janati a. ,rodi y.k. ,elmsellem h. ,chahdi f.o. ,aouniti a. ,el mahi b. ,ouzidan y. ,sebbar n.k. ,essassi e.m.
منبع journal of materials and environmental science - 2016 - دوره : 7 - شماره : 11 - صفحه:4311 -4323
چکیده    In the present study,the effectiveness of 6-chloroquinoxaline-2,3(1h,4h)-dione (p2) on the corrosion inhibition of mild steel in 1 mol l-1 hcl has been analyzed using weight loss measurements,potentiodynamic polarization,electrochemical impedance spectroscopy and quantum chemical study(dft). this organic inhibitor was characterized by ft-ir,and thermodynamic parameters were calculated. the polarization showed that the inhibition efficiency of compound (p2) was increased with increasing the concentration of p2. the electronic properties obtained using quantum chemical approach was correlated with the experimental inhibition efficiencies.
کلیدواژه 6-chloroquinoxaline-2 ,3(1H ,4H)-dione; Corrosion; DFT; EIS; Electrochemical; Mild steel; Weight loss
آدرس laboratoire de chimie organique appliquee,université sidi mohamed ben abdallah,faculté des sciences et techniques,route d'immouzzer,bp 2202 fes, Morocco, laboratoire de chimie organique appliquee,université sidi mohamed ben abdallah,faculté des sciences et techniques,route d'immouzzer,bp 2202 fes, Morocco, laboratoire de chimie analytique appliquée,matériaux et environnement (lc2ame),faculté des sciences,b.p. 717,oujda, Morocco, laboratoire de chimie organique appliquee,université sidi mohamed ben abdallah,faculté des sciences et techniques,route d'immouzzer,bp 2202 fes, Morocco, laboratoire de chimie analytique appliquée,matériaux et environnement (lc2ame),faculté des sciences,b.p. 717,oujda, Morocco, laboratoire de chimie analytique appliquée,matériaux et environnement (lc2ame),faculté des sciences,b.p. 717,oujda, Morocco, laboratoire de chimie organique appliquee,université sidi mohamed ben abdallah,faculté des sciences et techniques,route d'immouzzer,bp 2202 fes, Morocco, laboratoire de chimie organique hétérocyclique,urac 21,pôle de compétences pharmacochimie,mohammed v university in rabat,faculté des sciences,av. ibn battouta,bp 1014,rabat, Morocco, laboratoire de chimie organique hétérocyclique,urac 21,pôle de compétences pharmacochimie,mohammed v university in rabat,faculté des sciences,av. ibn battouta,bp 1014,rabat,morocco,moroccan foundation for advanced science,innovation and research (mascir),rabat design center,rue mohamed al jazouli,madinat el irfane,rabat, Morocco
 
     
   
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