..., conservative electrochemical techniques, and a range of surface analytical tools have been utilized. 15 7 2016 15 8 2016 15 8 2016 © 2017, NACE International 2017 auger electron spectroscopy crevice corrosion hydrochloric acid nickel alloys potentiodynamic scanning electron...

... the reliability of the testing data. ^‡ Corresponding author. E-mail: [email protected] (Zhong Wu), [email protected] (Lei Liu). 29 March 2016 13 June 2016 13 June 2016 © 2016, NACE International 2016 auger electron spectroscopy electrochemical impedance...

... the mechanism by which TiO₂ (inhibitor) affects the repassivation kinetics and stability of the passive film (Mott-Schottky analysis and Auger electron spectroscopy/x-ray photoelectron spectroscopy [AES/XPS] measurements). Alloy 600 (0.0034 C, 0.27 Si, 0.22 Mn, 0.008 S, 15.36 Cr, 0.28 Cu, 7.52...

... and in a saline solution of 0.15 M NaCl were investigated using potentiodynamic polarization. Surface analytical techniques such as scanning electron microscopy (SEM) and Auger electron spectroscopy (AES) were used to characterize the morphology and chemistry of the surface before and after HE...

.../cm²), and H is the immersion time (h). After the 24-h immersion of the experimental specimens at 80°C, the released ions in the solution were analyzed to the ppm unit by inductively coupled plasma-mass spectrometry (ICP-MS). Auger electron spectroscopy austenitic stainless steel copper...

...D.H. Hur; J.H. Han; U.C. Lee; Y.S. Park The microchemistry of Ti-carbonitrides in Alloy 600 (UNS N06600) was analyzed using transmission electron microscopy and scanning Auger electron spectroscopy. Pit initiation testing was conducted to clarify the preferential pitting sites of Alloy 600...

... the enhanced dissolution of iron and nickel associated with the addition of molybdenum, said to result in an enrichment of chromium oxide in the film. Finally, Auger electron spectroscopy (AES) depth profile data indicated an enrichment of molybdenum at the metal/oxide interface. The authors applied...

...D.H. Hur The capacitance and chemical composition of the anodic films formed on Alloy 600 (UNS N06600) and Alloy 690 (UNS N06690) in 10% sodium hydroxide (NaOH) solution at 315°C were measured by electrochemical impedance spectroscopy and Auger electron spectroscopy. The stress corrosion cracking...

... in the secondary circuit of pressurized water nuclear reactors, were examined by scanning electron microscopy (SEM), capacitance measurements, and Auger electron spectroscopy (AES). The chemical composition of the films was strongly pH-dependent, with a marked enrichment in chromium in the films formed at pH 5...

... specimens were analyzed using scanning Auger electron spectroscopy. Cerium boride, which was the most effective, was observed to decrease the crack propagation rate by more than a factor of 3 compared with that obtained with no inhibitor. It was found that changes of the active-passive transition potentials...

...) and a takeoff angle of 90° were used for analysis with XPS. Alloy 600 Alloy 690 Auger electron spectroscopy electrochemistry lead polarization steam generator stress corrosion cracking x-ray photoelectron spectroscopy Critical current and passive current densities of Alloy 600 and Alloy...

... films played an important role in the local corrosion of Type 316L SS. atomic force microscopy Auger electron spectroscopy nitric acid passive film stainless steel x-ray photoelectron microscopy April 2000 February 2001 1 2010 NACE International 2001 Samples used...

... of aluminum alloys before painting. Flexibility in controlling the steps in the standard has lead to a high number of pretreatments, many of which have not been studied fundamentally to understand their effects on corrosion protection. X-ray photoelectron spectroscopy (XPS), Auger electron spectroscopy (AES...

... 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...

... differences were noted between the curves obtained in silicon compounds solutions, only the anodic peak current density was slightly lower with SiO₂ than in Na₂SiO₃. In addition, the surface of the specimens was analyzed by means of Auger electron spectroscopy (AES...

... the top of the sludge. Therefore, the deepest crack in each tube was located in the region near the top of hard sludge with the shallower cracks above and below. alloy 600 Auger electron spectroscopy corrosion potential crevice energy disperse x-ray spectroscopy inductively coupled plasma...

...Y.-J. Kim The oxide film formed on type 304 stainless steel (SS, UNS S30400) in high-temperature, high-purity water containing oxygen (O₂), hydrogen (H₂), and hydrogen peroxide (H₂O₂) was analyzed by Auger electron spectroscopy (AES), scanning electron...

... the tested compounds as a result of the synergistic effect. Potentiodynamic polarization results revealed that macrocyclic compounds acted as mixed inhibitors in 1 M HCl to 5 M HCl. Adsorption on the metal surface obeyed Temkin’s adsorption isotherm. Auger electron spectroscopy (AES) of the polished MS...

... of the corrosion layer. Adsorption was reversible only in slightly acidic or alkaline solutions. Below pH 2.0, passive film formation enhanced sulfate adsorption irreversibility. Auger electron spectroscopy (AES) and XPS analyses provided evidence about the presence of sulfate in the outer part of the oxide film...

...M.F. Montemor; A.M.P. Simões; M.G.S. Ferreira Auger electron spectroscopy (AES) and x-ray photoelectron spectroscopy (XPS) were used to study the effect of chloride (Cl⁻) and fly ash on behavior of the passive film formed on steel in solutions simulating the concrete interstitial...