... and after chromization are discussed in detail. chromization electrodepositon oxidation reactive element effect x-ray diffraction Figure  4 shows the cross section and the corresponding linear element distribution of samples S3 and S4. Both samples are composed of two layers: the gray outer...

... impedance spectroscopy sacrificial anode x-ray diffraction A ircraft aluminum alloys range widely in composition due to a large range in the demand for optimal material properties and performance. The wing-spar of commercial aircraft structures is largely comprised of 7XXX-series aluminum alloys...

... the electrochemical behavior of CO₂ corrosion at various temperatures. Furthermore, detailed analysis of the microstructure of the corrosion product film was performed using scanning electron microscopy (SEM), x-ray diffraction (XRD), and synchrotron-based computed laminography (SRCL) for 3D imaging...

... the exposure period. MRP crystalline composition and corrosion product identity were analyzed using x-ray diffraction (XRD), which measured the intensity of the pigment content before and after cyclic testing. A Cu-Ka source (1.54 nm) was used on an Empyrean diffractometer with a 40-mA beam accelerated at 45...

... pitting corrosion scanning electron microscopy x-ray diffraction I n recent years, world countries have been setting new records for their highest temperatures. Consequently, there is an anticipated increase in demand for air conditioners in India, the United Kingdom, and South America. However...

... March 2023 21 March 2023 © 2023, AMPP 2023 aluminum alloy aluminum primer cathodic prevention electrochemical impedance spectroscopy hybrid Al-Mg primer magnesium primer sacrificial protection x-ray diffraction A A5xxx-series alloys are often used in marine structures...

... behavior will be discussed with reference to x-ray diffraction (XRD) and microstructural differences between CS and wrought counterparts. In addition to potentiodynamic polarization, an initial examination of pitting after immersion in artificial seawater will be described. For CS samples...

... © 2021, AMPP 2021 hot corrosion nickel-based super alloys oxidation scanning electron microscopy x-ray diffraction Table 1. Chemical Composition of Two Ni-Based Superalloys (wt%) N ickel-based superalloys (Ni content > 50 wt%) consisting of a continuous disordered γ...

... potentiodynamic scanning electron microscopy scanning vibrating electrode technique temperature x-ray diffraction A key aspect to the safe cleanup and decommissioning of the Magnox Swarf Storage Silo (MSSS), located at Sellafield in the United Kingdom, is the retrieval, sorting, and repackaging...

... 11 months are in agreement with the literature with 143 mA/m² and 124 mA/m² at 1,020 m and 2,020 m depth. Calcareous deposits formed, characterized by Raman spectroscopy, x-ray diffraction, and scanning electron microscopy/electron dispersive x-ray spectroscopy, highlight (i...

... characterization techniques. The extent of protection afforded by Mg-converted and MgO pigments to exposed AA2024-T351 in the underlying substrate and within scribed coating defects was investigated. X-ray diffraction results showed that elemental Mg pigment was not entirely depleted after 4.25 y of exposure...

...-Cooling Processes 23 November 2017 29 January 2018 29 January 2018 © 2018, NACE International 2018 anodic polarization electrochemical impedance spectroscopy (EIS) microstructure stainless steel x-ray diffraction Biomaterials are an important research area...

... protection x-ray diffraction Aluminum alloy 2024-T351 (UNS A92024 ⁽¹⁾ ) is a naturally-aged precipitation-hardened Al-Cu-Mg alloy which derives its metallurgical strength from the precipitation of a secondary Cu-rich GP zone precipitate within the Al-rich matrix, resulting in a high...

... to form a pyrrhotite layer on the surface using high-temperature sulfidation in oil. The pretreated specimens were then exposed to a range of aqueous CO₂ and H₂S corrosion environments at 30°C and 60°C. X-ray diffraction data showed that the pyrrhotite layer changed during exposure...

... sacrificial protection x-ray diffraction Aluminum alloys are commonly used in the design of aircraft airframes for commercial and military application because of their high strength-to-weight ratios. The heterogeneous nature of aluminum alloy microstructures, such as is shown in Figure  1...

... Polarization Curves and EIS Equivalent Circuit of the Ni-Ti Coatings in 3.5 wt% NaCl Solution composites electrochemical impedance spectroscopy electrodeposition localized corrosion passivation x-ray diffraction Possessing the improved resistance to corrosion, wear, and oxidation, the Ni...

... elements on the oxidation process is discussed based on the kinetics and morphology results. 14 7 2016 10 11 2016 10 11 2016 alloying addition Ni alloys oxidation kinetics scanning electron microscopy thermogravity x-ray diffraction The corrosion issue of metallic...

..., Raman spectroscopy, and x-ray diffraction, while critical interactions of dissolved species with developed surface layers are quantified with electrochemical impedance spectroscopy. ^‡ Corresponding author. E-mail: [email protected] . 29 2 2016 25 10 2016 25 10 2016...

... spectroscopy and x-ray diffraction. Based on the zinc content, three mechanisms of corrosion protection were identified. The CNT-ZRP with 60 wt% Zn exhibited good barrier protection during the entire immersion period as a result of the highly cross-linked character of the epoxy binder. In contrast, the CNT-ZRP...

...A.A. Javidparvar; B. Ramezanzadeh; E. Ghasemi A series of ferrite spinel nanopigments doped with various elements were synthesized via a surfactant-assisted solvothermal method. Then, they were modified with 3-amino propyl trimethoxy silane (APTMS) and characterized by x-ray diffraction analysis...