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Conditional generative adversarial network-based predictive method for crack initiation in a dual-phase austenite stainless weld 基于条件生成对抗网络的双相奥氏体不锈钢焊缝裂纹萌生预测方法
IF 7.4 1区 材料科学
Corrosion Science Pub Date : 2024-10-04 DOI: 10.1016/j.corsci.2024.112494
Yule Wu, Jiamei Wang, Xianglong Guo, Lefu Zhang
{"title":"Conditional generative adversarial network-based predictive method for crack initiation in a dual-phase austenite stainless weld","authors":"Yule Wu,&nbsp;Jiamei Wang,&nbsp;Xianglong Guo,&nbsp;Lefu Zhang","doi":"10.1016/j.corsci.2024.112494","DOIUrl":"10.1016/j.corsci.2024.112494","url":null,"abstract":"<div><div>A novel integration approach of a conditional generative adversarial network (cGAN) with an improved electro-chemo-mechanical (E−C−M) model was developed to calculate the localised electrochemistry and evaluate the stress corrosion cracking (SCC) crack initiation properties in high-temperature water. The results demonstrate the superior accuracy, computational efficiency and robust generalisation capabilities of the hybrid method. High-temperature electrochemical tests were conducted to validate and optimize the E−C−M model for calculating the stress induced corrosion behavior of austenite stainless steel (ASS) in high-temperature water. The SCC initiation test results corroborate the predicted corrosion current distribution on ASS with a dual-phase structure.</div></div>","PeriodicalId":290,"journal":{"name":"Corrosion Science","volume":"240 ","pages":"Article 112494"},"PeriodicalIF":7.4,"publicationDate":"2024-10-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142421241","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhanced corrosion resistance of NbTaMoW medium entropy alloy coatings in simulated PEMFC environments: Experimental and computational insights 增强 NbTaMoW 中熵合金涂层在模拟 PEMFC 环境中的耐腐蚀性：实验和计算见解
IF 7.4 1区 材料科学
Corrosion Science Pub Date : 2024-10-03 DOI: 10.1016/j.corsci.2024.112499
Minming Jiang , Jiang Xu , Chaowei Liu , Zong-Han Xie , Paul R. Munroe
{"title":"Enhanced corrosion resistance of NbTaMoW medium entropy alloy coatings in simulated PEMFC environments: Experimental and computational insights","authors":"Minming Jiang ,&nbsp;Jiang Xu ,&nbsp;Chaowei Liu ,&nbsp;Zong-Han Xie ,&nbsp;Paul R. Munroe","doi":"10.1016/j.corsci.2024.112499","DOIUrl":"10.1016/j.corsci.2024.112499","url":null,"abstract":"<div><div>An anti-corrosive and conductive NbTaMoW medium entropy alloy (MEA) coating was deposited on 304 stainless steel using a dual-cathode glow discharge technology. This MEA coating exhibits a single body-centered cubic phase with about 10 nm grains, and forms a passivation film with significantly enhanced corrosion resistance at any given HF concentration. The lower adsorption energy of Nb atoms for oxygen atoms leads to the enrichment of Nb oxides in the passivation film, which is beneficial for hindering the rapid diffusion of F<sup>−</sup> ions. These findings underscore the potential of NbTaMoW MEA coatings to improve the durability and efficiency of PEMFCs.</div></div>","PeriodicalId":290,"journal":{"name":"Corrosion Science","volume":"240 ","pages":"Article 112499"},"PeriodicalIF":7.4,"publicationDate":"2024-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142421003","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
In situ growth of large-scale and ultrathin carbon nitride films shield common metal substrates from corrosion and oxidation 原位生长大规模超薄氮化碳薄膜，保护普通金属基底免受腐蚀和氧化
IF 7.4 1区 材料科学
Corrosion Science Pub Date : 2024-10-03 DOI: 10.1016/j.corsci.2024.112501
Liangliang Xiong , Huaning Jiang , Mengxue Wu , Yongji Gong , Xiaoqiang Fan , Minhao Zhu
{"title":"In situ growth of large-scale and ultrathin carbon nitride films shield common metal substrates from corrosion and oxidation","authors":"Liangliang Xiong ,&nbsp;Huaning Jiang ,&nbsp;Mengxue Wu ,&nbsp;Yongji Gong ,&nbsp;Xiaoqiang Fan ,&nbsp;Minhao Zhu","doi":"10.1016/j.corsci.2024.112501","DOIUrl":"10.1016/j.corsci.2024.112501","url":null,"abstract":"<div><div>A centimeter-size carbon nitride (CN) film, with nanoscale thickness, is in situ deposited on various metals through the thermal condensation of melamine, achieving broad and uniform coverage, without any pre- and post-treatments. As the temperature rises, the nitrogen content in the film increases, leading to the part of CN to transform into g-C<sub>3</sub>N<sub>4</sub>. Benefit from higher Gibbs adsorption free energies of g-C<sub>3</sub>N<sub>4</sub> with Cl<sup>-</sup> and O<sub>2</sub> in aqueous environment, a 30 nm CN film deposited at 475 ℃ with large g-C<sub>3</sub>N<sub>4</sub> network, minimal segregation and low internal stress enables pure metals and alloys to achieve over 90 % protection efficiency.</div></div>","PeriodicalId":290,"journal":{"name":"Corrosion Science","volume":"240 ","pages":"Article 112501"},"PeriodicalIF":7.4,"publicationDate":"2024-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142421009","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Corrosion behavior of Laves precipitates in FeCrAl-1Nb alloy at 290 °C and 7 MPa: The size effect and critical role of pH FeCrAl-1Nb 合金中的 Laves 沉淀在 290 °C 和 7 MPa 下的腐蚀行为：尺寸效应和 pH 值的关键作用
IF 7.4 1区 材料科学
Corrosion Science Pub Date : 2024-10-03 DOI: 10.1016/j.corsci.2024.112498
Yunhan Hu, Yunhan Ling, Weipeng Wang, Fan Zhao, Zhengjun Zhang
{"title":"Corrosion behavior of Laves precipitates in FeCrAl-1Nb alloy at 290 °C and 7 MPa: The size effect and critical role of pH","authors":"Yunhan Hu,&nbsp;Yunhan Ling,&nbsp;Weipeng Wang,&nbsp;Fan Zhao,&nbsp;Zhengjun Zhang","doi":"10.1016/j.corsci.2024.112498","DOIUrl":"10.1016/j.corsci.2024.112498","url":null,"abstract":"<div><div>The corrosion behavior of Laves precipitates in FeCrAl-1Nb alloy was investigated in four different deoxygenated solutions at 290 °C and 7 MPa. The Laves precipitates exhibit potential size effect during corrosion in a weak alkaline solution: the microscale precipitates undergo oxidation with amorphization and element dissolution, and these phenomena are not observed in nanoscale precipitates. The corrosion of nanoscale precipitates is less insensitive to slight changes in pH; however, micro-galvanic corrosion was observed between some nanoscale precipitates and the ferrite phase. Deuterium isotope labeling experiments observed hydrogen enrichment in some oxidized precipitates.</div></div>","PeriodicalId":290,"journal":{"name":"Corrosion Science","volume":"240 ","pages":"Article 112498"},"PeriodicalIF":7.4,"publicationDate":"2024-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142421238","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Agricultural by-product of rapeseed meal extract as a highly efficient inhibitor for aluminum corrosion in HCl media: Experimental and theoretical studies 农副产品菜籽粕提取物作为盐酸介质中铝腐蚀的高效抑制剂：实验和理论研究
IF 7.4 1区 材料科学
Corrosion Science Pub Date : 2024-10-03 DOI: 10.1016/j.corsci.2024.112500
Simei Yang , Shuduan Deng , Gaofei Wei , Yujie Qiang , Bokai Liao , Dake Xu , Min Tang , Juan Xu , Xianghong Li
{"title":"Agricultural by-product of rapeseed meal extract as a highly efficient inhibitor for aluminum corrosion in HCl media: Experimental and theoretical studies","authors":"Simei Yang ,&nbsp;Shuduan Deng ,&nbsp;Gaofei Wei ,&nbsp;Yujie Qiang ,&nbsp;Bokai Liao ,&nbsp;Dake Xu ,&nbsp;Min Tang ,&nbsp;Juan Xu ,&nbsp;Xianghong Li","doi":"10.1016/j.corsci.2024.112500","DOIUrl":"10.1016/j.corsci.2024.112500","url":null,"abstract":"<div><div>The inhibition performance of rapeseed meal extract (RME) on aluminum corrosion in HCl media was evaluated using weight loss method, electrochemical measurements, and surface characterizations. It is found that RME dramatically enlarges the charge transfer resistance of electrochemical reaction by inhibiting the cathodic reaction. RME can spontaneously adsorb on the aluminum surface to form a protective film, and this adsorptive behavior is consistent with Langmuir adsorption isotherm model. In addition, this adsorptive film with low fraction free volume (FFV) and self-diffusion coefficient (self-<em>D</em>) can strongly retard aluminum corrosion in HCl media with the highest inhibition efficiency of 99.0 %.</div></div>","PeriodicalId":290,"journal":{"name":"Corrosion Science","volume":"240 ","pages":"Article 112500"},"PeriodicalIF":7.4,"publicationDate":"2024-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142421004","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
In vitro corrosion mechanism of biodegradable Mg-Zn-Gd alloy 可生物降解镁锌钆合金的体外腐蚀机理
IF 7.4 1区 材料科学
Corrosion Science Pub Date : 2024-10-02 DOI: 10.1016/j.corsci.2024.112495
Baoxue Zhou , Hua Huang , Hongwei Miao , Jun Wang , Zhongchang Wang , Deli Wang , Hui Zeng , Guangyin Yuan
{"title":"In vitro corrosion mechanism of biodegradable Mg-Zn-Gd alloy","authors":"Baoxue Zhou ,&nbsp;Hua Huang ,&nbsp;Hongwei Miao ,&nbsp;Jun Wang ,&nbsp;Zhongchang Wang ,&nbsp;Deli Wang ,&nbsp;Hui Zeng ,&nbsp;Guangyin Yuan","doi":"10.1016/j.corsci.2024.112495","DOIUrl":"10.1016/j.corsci.2024.112495","url":null,"abstract":"<div><div>The corrosion mechanisms of a high-anticorrosive Mg-Zn-Gd alloy have been unveiled. Numerous particles were observed and identified as anodic W phase. Nevertheless, due to a small potential difference between the secondary phase and Mg matrix, and the nanoscale size and dispersed distribution of the particles, no serious pitting would occur. The segregation of Zn in the MgO layer was found to be favorable for the compactness of the whole corrosion layer. The preferential corrosion of W phase should be partly responsible for this segregation. A new method has been presented to develop Mg alloys with high corrosion resistance by alloying.</div></div>","PeriodicalId":290,"journal":{"name":"Corrosion Science","volume":"240 ","pages":"Article 112495"},"PeriodicalIF":7.4,"publicationDate":"2024-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142421005","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of the evolution process of corrosion products of pure magnesium based on the phase angle 基于相角的纯镁腐蚀产物演变过程分析
IF 7.4 1区 材料科学
Corrosion Science Pub Date : 2024-10-02 DOI: 10.1016/j.corsci.2024.112492
Yuantai He , Liang Wu , Wenhui Yao , Yuan Yuan , Rongqian Wu , Guozhi Wu , Jingfeng Wang , Fusheng Pan
{"title":"Analysis of the evolution process of corrosion products of pure magnesium based on the phase angle","authors":"Yuantai He ,&nbsp;Liang Wu ,&nbsp;Wenhui Yao ,&nbsp;Yuan Yuan ,&nbsp;Rongqian Wu ,&nbsp;Guozhi Wu ,&nbsp;Jingfeng Wang ,&nbsp;Fusheng Pan","doi":"10.1016/j.corsci.2024.112492","DOIUrl":"10.1016/j.corsci.2024.112492","url":null,"abstract":"<div><div>The process of immersion corrosion on pure magnesium in 0.1 M NaCl solution was investigated by the phase angle. Results show that the peak value of phase angle and responding frequency of peak can be used to characterize the evolution process of corrosion products. It is before 80 min that corrosion products increase on the surface until film layers formed. The theoretical relation between the phase angle and corrosion products was established and the simulated results had a good agreement with the validation experiment data. Moreover, the evolution mechanism of corrosion products was studied by Scanning Vibrating Electrode Technique.</div></div>","PeriodicalId":290,"journal":{"name":"Corrosion Science","volume":"240 ","pages":"Article 112492"},"PeriodicalIF":7.4,"publicationDate":"2024-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142421006","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Molecular modeling of the diffusion of ammonia through corrosion inhibitor films on copper 氨通过铜上缓蚀剂薄膜扩散的分子建模
IF 7.4 1区 材料科学
Corrosion Science Pub Date : 2024-10-01 DOI: 10.1016/j.corsci.2024.112491
Agustin Salcedo , Stefano Caputo , Sophie Loehlé , Stephan N. Steinmann , Carine Michel
{"title":"Molecular modeling of the diffusion of ammonia through corrosion inhibitor films on copper","authors":"Agustin Salcedo ,&nbsp;Stefano Caputo ,&nbsp;Sophie Loehlé ,&nbsp;Stephan N. Steinmann ,&nbsp;Carine Michel","doi":"10.1016/j.corsci.2024.112491","DOIUrl":"10.1016/j.corsci.2024.112491","url":null,"abstract":"<div><div>Ammonia is emerging as a carbon-free fuel but its corrosive effect on metal engine components, particularly those made of copper and copper alloys, is a major concern to be addressed. Herein, typical corrosion inhibitors are investigated in the presence of NH<sub>3</sub>. They have been ranked experimentally based on their corrosion initiation time while the NH<sub>3</sub> diffusion barrier through inhibitor films has been evaluated using molecular dynamics simulations using a classical force field that was tuned to improve the Cu/inhibitor interactions. The excellent agreement with experiments indicates that this simulation approach could allow for the screening of new corrosion inhibitors.</div></div>","PeriodicalId":290,"journal":{"name":"Corrosion Science","volume":"240 ","pages":"Article 112491"},"PeriodicalIF":7.4,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142421240","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Understanding preferential intergranular oxidation in alloy X-750 in 480 °C CO-CO2 environments at the nanoscale 从纳米尺度了解合金 X-750 在 480 °C CO-CO2 环境中的优先晶间氧化作用
IF 7.4 1区 材料科学
Corrosion Science Pub Date : 2024-10-01 DOI: 10.1016/j.corsci.2024.112496
A.E. Yaedu , L. Volpe , A. Shaik , F. Long , K. Daub , F. Scenini , S.Y. Persaud
{"title":"Understanding preferential intergranular oxidation in alloy X-750 in 480 °C CO-CO2 environments at the nanoscale","authors":"A.E. Yaedu ,&nbsp;L. Volpe ,&nbsp;A. Shaik ,&nbsp;F. Long ,&nbsp;K. Daub ,&nbsp;F. Scenini ,&nbsp;S.Y. Persaud","doi":"10.1016/j.corsci.2024.112496","DOIUrl":"10.1016/j.corsci.2024.112496","url":null,"abstract":"<div><div>Alloy X-750 was exposed to a 480 °C CO-CO<sub>2</sub> reducing gas mixture at an oxygen partial pressure below the NiO dissociation pressure. Post-exposure analytical transmission electron microscopy (ATEM) analysis confirmed the occurrence of preferential intergranular oxidation (PIO) and internal oxidation which resulted in the formation of Ni nodules. Thus, reducing CO-CO<sub>2</sub> mixtures can promote PIO in Alloy X-750, similar to Alloy 600 exposed to similar oxygen partial pressure but in H<sub>2</sub>-steam environment. In Alloy X-750, intergranular oxidation of Ti and Al were observed to occur prior to Cr oxidation, while the presence of intergranular Cr carbides hinders PIO penetration depth.</div></div>","PeriodicalId":290,"journal":{"name":"Corrosion Science","volume":"240 ","pages":"Article 112496"},"PeriodicalIF":7.4,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142421114","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Investigation of the corrosion-wear failure mechanism of multilayer Cr/GLC coatings under hydrostatic pressure-tribocorrosion alternation 静水压力-摩擦腐蚀交替作用下多层 Cr/GLC 涂层的腐蚀-磨损失效机理研究
IF 7.4 1区 材料科学
Corrosion Science Pub Date : 2024-09-30 DOI: 10.1016/j.corsci.2024.112493
Hongyu Ma , Yu Cui , Rui Liu , Peiling Ke , Fuhui Wang , Li Liu
{"title":"Investigation of the corrosion-wear failure mechanism of multilayer Cr/GLC coatings under hydrostatic pressure-tribocorrosion alternation","authors":"Hongyu Ma ,&nbsp;Yu Cui ,&nbsp;Rui Liu ,&nbsp;Peiling Ke ,&nbsp;Fuhui Wang ,&nbsp;Li Liu","doi":"10.1016/j.corsci.2024.112493","DOIUrl":"10.1016/j.corsci.2024.112493","url":null,"abstract":"<div><div>Graphite-like carbon (GLC) coating is a candidate protection coating for corrosion-wear resistance of materials surface in deep-sea environments. The mechanics-electrochemistry coupling failure mechanism and the corrosion-wear interaction failure of coatings have been an urgent problem that needs to be solved. In this paper, the corrosion-wear failure behaviour of multilayer Cr/GLC coating during static corrosion-tribocorrosion alternating cycles at 0.1 MPa and 15 MPa was investigated by electrochemical impedance spectroscopy (EIS), polarization curves and scanning electron microscope (SEM). The results show that the corrosion-wear morphology of multilayer Cr/GLC coating under high pressure and tribocorrosion coupling is more severe than that at atmospheric pressure, and the coating's corrosion resistance and wear resistance significantly decreased. High hydrostatic pressure amplifies the corrosive effect in the corrosion-wear interaction, accelerating purely mechanical wear and corrosion-accelerated wear processes of coatings. The action mechanism of complex mechanics and complex electrochemistry on the corrosion-wear failure of multilayer Cr/GLC coating is discussed.</div></div>","PeriodicalId":290,"journal":{"name":"Corrosion Science","volume":"240 ","pages":"Article 112493"},"PeriodicalIF":7.4,"publicationDate":"2024-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142421008","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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