Results 1 to 10 of about 3,902,759 (158)

Spatial mapping of the localized corrosion behavior of a magnesium alloy AZ31B tungsten inert gas weld [PDF]

Journal of Magnesium and Alloys
Sections of a magnesium alloy, AZ31B, joined with tungsten inert gas (TIG) welding, were examined with scanning electrochemical microscopy (SECM) and scanning Kelvin probe force microscopy (SKPFM) to investigate corrosion mechanisms by correlating ...
Leslie G. (Bland) Miller, Corey M. Efaw, Rebecca F. Schaller, Kari Higginbotham, Steve D. Johns, Paul H. Davis, Elton Graugnard, John R. Scully, Michael F. Hurley   +8 more
doaj   +2 more sources

Sub-Microscopic Phenomena of Metallic Corrosion Studied by a Combined Photoelectron Spectroscopy in Air (PESA) and Scanning Kelvin Probe Force Microscopy (SKPFM) Approach

International Journal of Electrochemical Science, 2012
The management of metallic corrosion has relied on large-scale, ultra-conservative protection strategies such as the extensive use of anti-corrosion metals and alloys, all-inclusive coating and surface passivation, and substantial use cathodic protection.
Tongyan Pan, Lu Sun
doaj   +2 more sources

The influence of {101¯2} twinning on the corrosion behavior of AZ31B magnesium alloy [PDF]

iScience
Summary: This study investigates the effect of twinning on the corrosion behavior of AZ31B magnesium alloy using solid solution heat treatment (SHT) and laser shock peening (LSP) techniques. The corrosion characteristics are assessed by scanning electron
Xiangyu Li, Baoji Ma, Bin Liu, Jinkui Cao, Liangliang Li, Zhaopeng Xu   +5 more
doaj   +2 more sources

Localized corrosion in selective laser melted SS316L in CO2 and H2S brines at elevated temperatures [PDF]

npj Materials Degradation
In this work, the passivation and localized corrosion of selective laser melted (SLM) stainless steel 316 L when exposed to high pressures of CO2 with the presence of H2S and Cl− at 25 °C and 125 °C were studied.
Deeparekha Narayanan, Alan Martinez, Ulises Martin, Bilal Mansoor, Raymundo Case, Homero Castaneda   +5 more
doaj   +2 more sources

Sodium dodecyl sulfate (SDS) as an effective corrosion inhibitor for Mg-8Li-3Al alloy in aqueous NaCl: A combined experimental and theoretical investigation

Journal of Magnesium and Alloys, 2023
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, scanning Kelvin probe force microscopy (SKPFM) and ...
Honggun Song, Zhidong Xu, Lahouari Benabou, Zheng Yin, Hongyu Guan, Hong Yan, Luo Chao, Zhi Hu, Xudong Wang   +8 more
doaj   +1 more source

Passive Films Formed on Fe- and Ni-Based Alloys in an Alkaline Medium: An Insight into Complementarities between Electrochemical Techniques and Near-Field Microscopies (AFM/SKPFM)

Applied Sciences, 2023
This study investigates the natural passivation process of two types of stainless steels (AISI 316 and AISI 304) and a nickel-based alloy (Inconel 600) as a function of immersion time in an alkaline medium.
N. E. Benaioun, N. Moulayat, N. E. Hakiki, H. Ramdane, E. Denys, A. Florentin, K. D. Khodja, M. M. Heireche, J. L. Bubendorff   +8 more
doaj   +1 more source

Using SKPFM to Determine the Influence of Deformation-Induced Dislocations on the Volta Potential of Copper

Metals, 2021
The variation rule of the Volta potential on deformed copper surfaces with the dislocation density is determined in this study by using electron back-scattered diffraction (EBSD) in conjunction with scanning Kelvin probe force microscopy (SKPFM).
Yang Zhang, Wei Shi, Song Xiang
doaj   +1 more source

Mechanical degradation of magnetic pulse welded Al–Fe joint in neutral salt environment

Journal of Materials Research and Technology, 2021
The urgent need in lightweight of vehicle body promoted the application of multi materials with high specific strength, and this involves the reliable welding of dissimilar materials.
Huihui Geng, Junjia Cui, Guangyao Li, Jingqi Mao, Liang Ye   +4 more
doaj   +1 more source

Analysis of Hydrogen Distribution and Diffusion in Pre-Strained SUS316L through Scanning Kelvin Probe Force Microscopy and Thermal Desorption Spectroscopy

Energies, 2023
Austenitic stainless steels (γ-SS) play an important role in the storage of high-pressure hydrogen. However, hydrogen embrittlement (HE) can significantly degrade the mechanical properties of γ-SS.
Shuanghe Chi, Jinxing Guo, Zhengli Hua, Juan Shang, Baihui Xing   +4 more
doaj   +1 more source

Revealing corrosion behavior of B4C/pure Al composite at different interfaces between B4C particles and Al matrix in NaCl electrolyte

Journal of Materials Research and Technology, 2023
In the present work, the corrosion behavior of the B4C/pure Al composite in a Cl− containing environment is investigated. Thereby, the B4C/pure Al composites have been subjected to the different heat treatments to highlight the impact of the corrosion ...
Huimin Han, Longtao Jiang, Zhenlong Chao, Wei Xue, Ming Zhu, Bingzhuo Han, Runwei Zhang, Shanqi Du, Tian Luo, Yong Mei   +9 more
doaj   +1 more source