... The passive film properties and corrosion behavior were comparatively investigated by electrochemical tests in 50 Wt.% concentrated NaOH solution. The chemical compositions of the passive films were analyzed by X-ray photoelectron spectroscopy (XPS) and time-of-flight secondary ion mass spectrometry...

... at 300°C up to five days, and then the surface film was analyzed by scanning electron microscopy (SEM), X-ray photoelectron spectroscopy (XPS), transmission electron microscopy (TEM) and energy dispersive X-ray spectrometers (EDX). Findings Through static immersion experiments in a high-temperature...

... are assigned to N─H and C─N bonds, respectively (Julião, 2013). Figure 1 FTIR spectrum (a), XRD pattern (inset represents the XRD pattern of simulated NH₂-MIL-101) (b), ¹H NMR spectrum (c) and XPS spectrum survey (d) of the NH₂-MIL-101(Cr) The XRD pattern of Cr...

... 08 2022 07 10 2022 08 10 2022 © Emerald Publishing Limited 2022 Emerald Publishing Limited Licensed re-use rights only Q235 steel Passive film EIS Mott–Schottky XPS In this paper, the change process of passive film of Q235 steel in simulated concrete pore...

... and corrosion resistance of Ni-containing HSLA steel in the simulated marine environment was studied by optical microscopy, scanning electron microscopy, X-ray diffraction (XRD), X-ray photoelectron spectroscopy (XPS) and electrochemical techniques. Findings The sample containing 3.55 wt.% of nickel...

... for the protection of a widely used commercial Al alloy. The morphological and structural features of the modified surface is commonly investigated with SEM. In the present work, a more thorough investigation has been carried out with XPS measurements, and it has been shown that the self-assembly of MA molecules...

... prepared by the high frequency induction melting furnace. The scanning electron microscope, X-ray diffraction (XRD), X-ray photoelectron spectroscopy (XPS) and electrochemical impedance spectroscopy were used to analyze the morphology and component of the corrosion product film. Findings The results...

... with ZsimpWin software. All electrochemical tests were carried out at ambient temperature (37 ± 1°C) and tested thrice to ensure the repeatability of results. Kratos axis ultra DLD XPS was used to analyze the passive film composition of TA10 alloy in different oral environment immersion for 3 days...

... appraised using potentiodynamic polarization, electrochemical impedance spectroscopy, galvanostatic polarization and ionic equilibrium methods. In addition, composition of anodes investigated with X-ray photoelectron spectroscopy (XPS) method. The surface composition of samples was studied via X-ray...

... confocal microscopy, electron probe micro-analyzer (EPMA), X-ray photoelectron spectroscopy (XPS) and X-ray diffraction (XRD) were conducted to measure the corrosion morphology and products of zinc. Finally, combining electrochemical impedance spectroscopy and scanning Kelvin probe techniques...

... Publishing Limited 2017 Emerald Publishing Limited Licensed re-use rights only AFM XPS Calcium nitrite Passive films Rebar A PAR2273 Electrochemical Measurement System manufactured by EG&G was used for all electrochemical measurements. In the potentiodynamic polarization measurements...

... with boric acid and lithium hydroxide contaminated with chloride by potentiodynamic polarization, electrochemical impedance spectroscopy (EIS), Mott–Schotty curves and X-ray photoelectron spectroscopy (XPS). Design/methodology/approach The effects of deformation-induced martensite transformation...