A5000239695- Corrosion Behavior and Inhibition
- Magnesium Alloys: Properties and Applications
- Aluminum Alloys Composites Properties
- Metal and Thin Film Mechanics
- Hydrogen embrittlement and corrosion behaviors in metals
- Intermetallics and Advanced Alloy Properties
- Concrete Corrosion and Durability
- MXene and MAX Phase Materials
- Refrigeration and Air Conditioning Technologies
- High-Temperature Coating Behaviors
- ZnO doping and properties
- Non-Destructive Testing Techniques
- Nuclear Materials and Properties
- Industrial Automation and Control Systems
- Cyclone Separators and Fluid Dynamics
- Additive Manufacturing and 3D Printing Technologies
- Modeling, Simulation, and Optimization
- Anodic Oxide Films and Nanostructures
- Hydrogen Storage and Materials
- Manufacturing Process and Optimization
- Nuclear Engineering Thermal-Hydraulics
- Advanced Measurement and Detection Methods
- Aerodynamics and Fluid Dynamics Research
- Electrodeposition and Electroless Coatings
- Microstructure and mechanical properties
Nanchang University
2012-2024
Jinggangshan University
2011-2013
SRI International
1993
Menlo School
1993
The corrosion inhibition behavior of Mg-8Li-3Al alloy in NaCl solution with sodium dodecyl sulfate (SDS) was investigated by hydrogen analysis, scanning electron microscopy (SEM), electrochemical test, Kelvin probe force (SKPFM) and computational methods. Results showed that the resistance effectively improved SDS. SEM SKPFM results confirmed a dense, 200 nm-thick SDS-adsorbed layer had formed on surface. separation energy ∆Egap adsorption Eads SDS Mg surface were calculated density...
Abstract The effects of dissolved oxygen, hydrogen, and hydrogen peroxide on the corrosion (electrochemical) potentials (ECPs) type 304 SS alloy 182 in simulated boiling water reactor (BWR) coolant environments under various chemistry conditions at 288°C are reported. In oxygenated systems, measured ECP fell within range +20 to −600 mV (vs SHE) depending O2 concentration. effect flow rate was also studied as function Increasing constant oxygen concentration increased ECPs 182. (H2O2) pure...
Revealing the localized corrosion process of Mg alloy is considered as one most significant ways for improving its resistance. The reliable monitor should be high distinguishability and real-time in liquid environment. Herein, Mg-9Al-1Fe Mg-9Al-1Fe-1Gd alloys were designed to highlight impact intermetallic on behaviour. In-situ AFM with a special electrolyte circulation system quasi-in-situ SEM observation used alloys. SEM-EDS TEM-SAED applied identify alloys, their volta potentials measured...
Abstract The effect of Sn content on the mechanical properties and corrosion behavior Mg-3Al-xSn alloys was investigated by SEM-EDXS, XRD, electrochemical measurements, scanning Kelvin probe force microscopy (SKPFM). results showed that when 1.4 wt%, dissolved in α -Mg matrix then precipitated as an intermetallic compound (Mg 2 Sn). combined mass loss, hydrogen evolution, measurements indicated Mg-3Al-1Sn had a low rate. SKPFM Volta potential Mg particles, Al-Mn, β 17 Al 12 phases were 100,...
Micro-scale corrosion imaging in conjunction with electrochemical potential noise (EPN) provides a promising, comprehensive monitoring technique that can precisely visualise specific aspects of activity. In this work, rapid, economical, and real-time through self-designed device, captured simultaneously the micrographs, was employed to analyse activity H57 brass an HCl solution using gray-level co-occurrence matrix (GLCM). Conducted time-frequency domain, continuous wavelet transform (CWT)...
The effect of the sodium silicate inhibitor on corrosion protection AZ31 magnesium alloy at room temperature was investigated. results electrochemical measurement and weight loss experiments showed that incorporating significantly enhanced anti-corrosion property alloy. When immersed in corrosive solution with 0.1 M silicate, rate declined to 0.014 mm·y−1, inhibition efficiency reached 99.1%. observation morphology indicated precipitated cover corroded area a thickness 105 μm, while ion...
The effects of the SnO2 passive film and micro-galvanic corrosion on behavior as-extruded Mg-9Li-5Al-xSn (x = 0, 0.5 1.0 wt.%, LA95) alloys were investigated. As Sn content increased from to was first dissolved then precipitated Mg2Sn. SKPFM results indicated that Volta potential difference AlLi/α-Mg, Mg2Sn/α-Mg β-Li/α-Mg 370, 200 120 mV, respectively. electrochemical experiment resistance LA95–0.5 wt.% alloy significantly improved (98.7%), which can be attributed local protective containing...