.... The skyward face does not show clear corrosion, indicating the washing effect of rainfall. Electrochemical impedance shows that paint degradation is severe in faces that get a direct sea breeze, whereas the opposite faces show good integrity. The degradation also becomes more severe with increasing...

...Y. Chen; Y.Y. Jiang; Z.Y. Ye; Z. Zhang Adsorption behavior of benzotriazole (BTAH) on a copper surface has been investigated using electrochemical impedance spectroscopy (EIS), UV adsorption spectra, and attenuated total reflectance infrared spectroscopy. The formation of BTAH film adsorbed...

... (CH₃COCH₃), and finally dried with air. The polarization curve was carried out using an electrochemical workstation (CHI 660A † , China) with a scanning speed of 1 mV/s in the potential range of open-circuit potential (OCP) ± 200 mV, and always initiated positively. The electrochemical impedance...

...X. Qi; B. Hinderliter; V.J. Gelling Electrochemical impedance spectroscopy (EIS) has been studied extensively as a quantitative technique for evaluating protective coatings, which degrade unavoidably, regardless of their substrate type. However, most EIS studies focus on coatings on metal...

...D. Déforge; F. Huet; R.P. Nogueira; P. Ponthiaux; F. Wenger Tribocorrosion processes of austenitic stainless steel in a medium close to that used in pressurized water reactor nuclear plants have been investigated using electrochemical impedance and noise measurements. The experiments were carried...

.... The thickness of the CrO_x layer is a controlling parameter of adhesion. Electrochemical impedance spectroscopy (EIS), direct current (DC) polarization, and atomic absorption (AA) experiments were conducted at different time periods up to 150 days. EIS, DC, and AA results indicated...

...M.A. Pech-Canul; L.P. Chi-Canul Steady-state current-voltage curves for various disk rotation rates were combined with electrochemical impedance measurements to investigate the corrosion inhibition of carbon steel by N-phosphono-methyl-glycine (NPMG)/Zn²⁺ mixtures with a concentration...

... regions on the sample. However, a few electrochemically active sites also were observed in the shiny band. January 1999 May 1999 1 2010 NACE International 1999 AA5182 aluminum coatings electrochemical impedance micron-scale surface deformation second-phase precipitation...

...D.E. Tallman; Y. Pae; G.P. Bierwagen Polyaniline-coated steel panels were studied by electrochemical impedance spectroscopy (EIS) and electrochemical noise methods (ENM). EIS data for the polyaniline sample was obtained for increasing time of immersion. An increase in charge-transfer resistance...

... of exposure in industrial and marine environments. Electrochemical impedance spectroscopy (EIS) and surface analysis (scanning electron microscopy [SEM] and Auger electron spectroscopy [AES]) were the experimental techniques used. Long-term atmospheric corrosion mechanism of Zn-Ni coatings was discussed...

...J.H. Wang; F.I. Wei; H.C. Shih Protective properties and electrochemical impedance characteristics of four painted steels were investigated after outdoor exposure for 6 years and laboratory-based immersion tests. Results were compared to evaluate performance of the two paint systems for different...

... 2010 NACE International 1996 alloy AZ91D chloride corrosion resistance electrochemical impedance inductance loop ion implantation magnesium nitrogen pitting polarization resistance surface modification Lightweight magnesium alloys are used widely in the automotive...

...J.H. Wang; F.I. Wei; H.C. Shih Electrochemical impedance techniques were used to investigate the corrosion behavior of carbon steel (CS) and weathering steel (WS) in sulfur dioxide (SO₂)-containing environments. Impedance measurements were conducted in a modified three-electrode...

...J.R. Scully; S.T. Hensley Electrochemical impedance studies were conducted on an epoxy polyamide-coated AISI 1010 steel (UNS G10100) and an epoxy/chromate conversion-coated magnesium (Mg) alloy ZE41A-T5 (UNS M16410). Results were compared to evaluate the general applicability of various impedance...

..., the zinc-rich coatings did not. Blistering of metallic coatings is due principally to the formation of zinc corrosion products in the coating. Some precipitation of calcareous deposits was found also at the coating-substrate interface. Electrochemical impedance measurements showed the inorganic zinc...

... for three months. The method indicated that the delamination area increased with increasing the total cross-sectional area of the defects in the coating. April 1990 June 1991 National Association of Corrosion Engineers 1991 electrochemical impedance delamination polymer-coated steels...

... of A_d used here corresponds to that of ASTM D 610. Using certain simplifying assumptions, it can be shown that January 1989 June 1991 National Association of Corrosion Engineers 1991 break-point frequency electrochemical impedance pore resistance delamination...

... Association of Corrosion Engineers 1991 corrosion testing electrochemical impedance polarization scan coupon immersion laboratory in-plant chemical process industries crevice corrosion pitting general corrosion July 1991 Laboratory and in-plant corrosion testing play...

... design require an understanding of the mechanism of wear and degradation of these surfaces. Electrochemical impedance spectroscopy senses chemically and tribologically produced changes on the surface of a planographic plate. A concept for an electrochemical impedance wear monitoring device has been...