Results 1 to 10 of about 51,578 (305)

Effect of Cationic/Anionic Diffusion Dominated Passive Film Growth on Tribocorrosion [PDF]

open access: yesMetals, 2022
Tribocorrosion behaviours of nickel (Ni) and niobium (Nb) in sodium sulfate (Na2SO4) solution under potentiodynamic and potentiostatic conditions were studied.
Renpeng Zhang   +4 more
doaj   +2 more sources

Effect of secondary passivation on corrosion behavior and semiconducting properties of passive film of 2205 duplex stainless steel

open access: yesJournal of Materials Research and Technology, 2021
The effects of secondary passivation on the electrochemical behavior of passive films on the surface of 2205 duplex stainless steel were studied by potentiodynamic polarization, EIS and Mott–Schottky analysis.
Guangming Yang   +4 more
doaj   +3 more sources

Study on corrosion resistance of passive film promoted by natural rosin-based passive sealant [PDF]

open access: yesJournal of Materials Research and Technology
An eco-friendly Rosin-based passive sealant is prepared, which can seal the micropores and repair the passive film in one-step. Sealing performance of sealants and the growth kinetics of the passive film were analyzed by 3D-XRT tomography ...
Guangyu Wang   +5 more
doaj   +2 more sources

Influence of hydrostatic pressure on the passive film of titanium alloy [PDF]

open access: yesJournal of Materials Research and Technology
The effect of hydrostatic pressure on the corrosion behavior and failure mechanism of Ti–6Al–4V in simulated deep-sea environments has been investigated through microstructure analysis and in-situ electrochemical measurements.
Wentao Li   +7 more
doaj   +2 more sources

Effect of hydrogen on semiconductive properties of passive film on ferrite and austenite phases in a duplex stainless steel [PDF]

open access: yesScientific Reports, 2017
Hydrogen effect on semiconductivity and compositions of passive films formed on ferrite and austenite phases in a duplex stainless steel were investigated by current sensing atomic force microscopy and X-ray photoelectron spectroscopy. It is demonstrated
L. Q. Guo   +4 more
doaj   +2 more sources

Growth Regularity and Performance of Steel Reinforcement Passive Film Under Electric Field [PDF]

open access: yesBuildings
Steel reinforcement undergoes passivation in the alkaline environment of concrete, resulting in the spontaneous formation and growth of a protective passive film.
Lianfang Sun   +6 more
doaj   +2 more sources

Corrosion and passivation behavior of FeCoCrNiNbx eutectic high-entropy alloys in H2SO4 solution

open access: yesJournal of Materials Research and Technology, 2023
The bilayer structure passive films were formed on FeCoCrNiNbx alloy surfaces in 0.5 M H2SO4 solution. The inner film was denser and more protective.
Chang Liu   +5 more
doaj   +1 more source

Electrochemical investigations on formation and pitting susceptibility of passive films on iron and iron-based alloys

open access: yesInternational Journal of Electrochemical Science, 2007
This paper reviews recent research results on the formation and the pitting susceptibility of passive films formed on iron and iron-based alloys in neutral solutions, obtained in authors’ groups with electrochemical techniques including linear sweep ...
W. S. Li and J. L. Luo
doaj   +2 more sources

Characterization of the passive film formed on the reinforcement surface in alkali activated fly ash: surface analysis and electrochemical evaluation [PDF]

open access: yes, 2020
Due to different ion types and concentration in pore solution, the passive film on the steel surface possesses different characteristics in alkali-activated fly ash (AAFA).
Wei, Jiangxiong   +7 more
core   +1 more source

Surface characteristics and electrochemical behaviors of passive reinforcing steel in alkali-activated slag [PDF]

open access: yes, 2021
In alkali-activated slag (AAS), the passive film significantly influences the corrosion behavior of the reinforcing steel. The relationship between the surface characteristics and electrochemical performance of the passive reinforcing steel was ...
Wang, Yangyang   +10 more
core   +1 more source

Home - About - Disclaimer - Privacy