Results 21 to 30 of about 51,578 (305)

Passivation behavior of Cr-modified rebar in simulated concrete pore solutions with different pH

open access: yesJournal of Materials Research and Technology, 2023
In this study, the enhanced passivation effect of Cr-modified rebar compared with carbon rebar has been explored with regard to the formation process of the passive film, which could provide a theoretical basis for the development and application of ...
Zhihui Zhang   +6 more
doaj   +1 more source

Electrochemical characterization of the passive films formed on niobium surfaces in H2SO4 solutions [PDF]

open access: yesJournal of the Serbian Chemical Society, 2006
The electrochemical formation and characteristics of passive films on niobium surfaces in aqueous H2SO4 solutions were studied using open circuit potential and cyclic voltammetry.
Arsova Irena   +3 more
doaj   +3 more sources

Influence of High Temperature, Stress and Chloride Ions on Protection Mechanism of Passive Film on 304 Stainless Steel

open access: yesInternational Journal of Electrochemical Science, 2018
X-ray photoelectron spectroscopy (XPS), atomic force microscopy (AFM) and electrochemical impedance spectroscopy (EIS) were used to analyze the changes in content of chemical compounds, surface morphology and electrochemical properties of the passive ...
Shanlin He, Daming Jiang
doaj   +1 more source

Photo-electrochemical analysis of the passive film on zircaloy-4 [PDF]

open access: yes, 2001
The structure and composition of passive film formed on Zircaloy-4 in pH 8.5 buffer solution was examined qualitatively through the photo-electrochemical analysis of the film.
Lee, Sung-Joon   +7 more
core   +1 more source

Box-behnken design to enhance the corrosion resistance of plasma sprayed Fe-based amorphous coating

open access: yesResults in Physics, 2019
Fe48Cr15Mo14C15B6Y2 (at. %) amorphous coatings under various spraying parameters were deposited on Q235 steel by atmospheric plasma spraying. Passive film thickness was estimated by power-law formula proposed by Hirschorn to investigate the corrosion ...
Miqi Wang   +5 more
doaj   +1 more source

Stability Analysis of a Turbocharger Rotor System Supported on Floating Ring Bearings [PDF]

open access: yes, 2012
The stability of a turbocharger rotor is governed by the coupling of rotor dynamics and fluid dynamics because the high speed rotor system is supported on a pair of hydrodynamic floating ring bearings which comprise of inner and outer fluid films in ...
Gu, Fengshou   +9 more
core   +1 more source

Thin Film Decoupling Circuits, Making Use of a Three-dimensional Integration of Thin Film Passive Components [PDF]

open access: yes, 1999
In electronic circuits besides active devices a major part of the components are discrete passive components such as capacitors, resistors and inductors. Especially in the telecommunication circuits, miniaturisation is a major issue.
P. van Oppen   +5 more
core   +1 more source

Correlation Between Properties of Passive Film and Stress Corrosion Cracking of α -Ti in Methanol Solution

open access: yesInternational Journal of Electrochemical Science, 2014
There is a close relationship between Stress corrosion cracking (SCC) mechanism and properties of passive film of pure titanium in methanol solution with water.
Zhi Qin, XiaoluPang, Lijie Qiao
doaj   +1 more source

The secondary passive film for type 304 stainless steel in 0.5 M H2SO4 [PDF]

open access: yes, 1997
An examination has been carried out of the secondary passive film on Type 304 stainless steel in 0.5 M H2SO4. The characterization techniques used were electrochemical (potentiodynamic; potentiostatic, and film reduction experiments) and surface ...
Mantel, M, Baroux, B, Atrens, A
core   +1 more source

Passive Films and Blistering of Titanium [PDF]

open access: yesMRS Proceedings, 1999
AbstractCoupons of titanium alloys under consideration as components of the Engineered Barrier System in the proposed repository at Yucca Mountain have been evaluatedfor their passive film composition and stability. Oxide depths and compositions on specimens exposed in long-term corrosion testing for one year were determined with x-ray photoemission ...
Bedrossian, P. J.   +4 more
openaire   +1 more source

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