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Qin, Guojin (author), Zhang, Zhenwei (author), Hou, Xiangqin (author), Lu, Hongfang (author), Huang, Y. (author), Wang, Yihuan (author)In this work, a 3D finite element (FE) based model was developed to assess the condition of an underground hydrogen transmission pipeline containing a corrosion defect under combined internal pressure and soil movement-induced axial compression. The use of mechanical properties of X100 pipeline steel under different hydrogen charging time...journal article 2023
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Winters, Koen (author)The exposure of certain carbon steels to sour environments can result in severe hydrogen induced cracking (HIC) damage in the oil and gas industry. Current mitigation techniques in this field have low reliability or are not able to provide long-term protection against such damage. Recent advancements in thermal spray technology have resulted in...master thesis 2023
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Guijt, Andries (author)The building and construction industry is one of the main polluting sectors contributing to climate change, and is responsible for around 37% of global CO2 emissions. A circular approach is needed to address the global demand for construction materials and resources in a sustainable way. Steel is a commonly used material in construction and...master thesis 2023
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Koster, Jeroen (author)Aluminium alloy AA2024-T3 is a lightweight and damage tolerant material, and is therefore often used in aerospace applications. However, this alloy is difficult to weld using conventional fusion welding techniques due to defects caused by the meld pool.<br/> <br/>Friction stir welding (FSW) was developed by The Welding Institute (TWI) in 1991 in...master thesis 2023
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Alkhateeb, S. (author), Riccioli, F. (author), Morales, Felipe Leon (author), Pahlavan, Lotfollah (author)Offshore support structures and mooring systems are predominantly subject to corrosion and fatigue. These structures are typically covered with marine growth of various types. Conventional inspection methods for assessment of the structural integrity require access to the cleaned surface of these structures; however, the cleaning process is...journal article 2023
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Pillado, B. (author), Mingo, B. (author), del Olmo, R. (author), Matykina, E. (author), Kooijman, A.M. (author), Gonzalez Garcia, Y. (author), Arrabal, R. (author), Mohedano, M. (author)Zinc aluminium (Zn-Al) and lithium aluminium (Li-Al) – layered double hydroxides (LDH) coatings with incorporated inhibitors (Li−, Mo− and W−based) were successfully synthesized on AZ31 Mg alloy. Zn−Al LDH W and Li−Al LDH Li showed the highest corrosion resistance and were selected for further evaluation. SEM cross−section examination...journal article 2023
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Huisman, Luc Hans (author), Ackermann, Regula (author), Claes, Liesbeth (author), van Eijck, L. (author), de Groot, Tessa (author), Joosten, Ineke (author), Kemmers, Fleur (author), Kerkhoven, Nils (author), Ngan-Tillard, D.J.M. (author)We studied the corrosion of Roman copper alloy coins that experienced alternations or progressive changes in their burial environment. We used coins that were still embedded in soil or in a concretion selectedfrom three professional excataved sites - Berlicum and Krommenie in the Netherlands and Kempraten in Switserland. mCT scanning and neutron...journal article 2023
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Santos, Janaina S. (author), Márquez, Victor (author), Buijnsters, J.G. (author), Praserthdam, Supareak (author), Praserthdam, Piyasan (author)This study presents environmentally friendly and low-cost synthetic routes to produce antimicrobial coatings over 5052 Al alloy based on plasma electrolytic oxidation (PEO) technology. Two methodologies were explored: the decoration with copper and anodic doping with copper ions. The porous oxide layers produced in silicate media presented...journal article 2023
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Rochedy, M. (author), Klosek, V. (author), Riglet-Martial, C. (author), Onofri-Marroncle, C. (author), Drouan, D. (author), Reyes, D. (author), Bienvenu, P. (author), Roure, I. (author), Cabié, M. (author)The interactions of iodine and caesium in UO<sub>2</sub> have been investigated. For this purpose, implanted UO<sub>2</sub> samples were thermally treated (4h at 900°C or 1h at 1200°C) under controlled atmosphere (0.03% H<sub>2</sub>O/H<sub>2</sub>) and then characterized by several experimental techniques for their structural and chemical...journal article 2023
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Kar, S. (author), Yilmaz, A. (author), Traka, K. (author), Sietsma, J. (author), Gonzalez Garcia, Y. (author)This work investigates the role of grain size and recrystallization texture in the corrosion behavior of pure iron in 0.1 M sulfuric acid solution. Annealing heat treatment was applied to obtain samples with different average grain sizes (26, 53 and 87 µm). Optical microscopy, X-ray diffraction and electron backscatter diffraction techniques...journal article 2023
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Kortram, J. (author), Barnhoorn, A. (author), Pluymakers, Anne (author)Geothermal energy production often involves use of corrosion inhibitors. We performed rock mechanical experiments (room temperature; confining pressure of 10/20/30 MPa) on typical reservoir rocks (Bentheim sandstone and Treuchtlinger limestone) in contact with two different inhibitor solutions or with demineralized water. The sandstone...journal article 2023
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Liu, Tong (author), Zhang, Dawei (author), Zhang, Rongjun (author), Wang, Jinke (author), Ma, Lingwei (author), Keil, Patrick (author), Mol, J.M.C. (author), Li, Xiaogang (author)Organic coatings are one of the most used and versatile technologies to mitigate corrosion of metals. However, organic coatings are susceptible to defects and damages that may not be easily detected. If not repaired timely, these defects may develop into major coating failures due to corrosion occurring in the damaged region, thereby limiting...journal article 2023
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Aghaeian, S. (author), Norouzi, F. (author), Sloof, W.G. (author), Mol, J.M.C. (author), Bottger, A.J. (author)The parabolic growth rate constant (k<sub>p</sub>) of high-temperature oxidation of steels is predicted via a data analytics approach. Four machine learning models including Artificial Neural Networks, Random Forest, k-Nearest Neighbors, and Support Vector Regression are trained to establish the relations between the input features ...journal article 2023
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Liu, M. (author), Zhu, Jia-Ning (author), Popovich, V. (author), Borisov, E. (author), Mol, J.M.C. (author), Gonzalez Garcia, Y. (author)Electrochemical tests and surface analysis measurements were performed to study the corrosion behavior in a 0.9 wt.% NaCl solution at 37 °C of three NiTi shape memory alloys fabricated by laser-powder bed fusion (L-PBF). The passive film characteristics and corrosion resistance of L-PBF NiTi showed different features as a function of their...journal article 2023
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del Olmo, R. (author), López, E. (author), Matykina, E. (author), Tiringer, U. (author), Mol, J.M.C. (author), Mohedano, M. (author), Arrabal, R. (author)Plasma electrolytic oxidation (PEO) has been targeted as an eco-friendly alternative technology to conventional chromic acid anodizing (CAA) for corrosion protection of aluminium alloys in the aircraft industry. However, conventional PEO technology implies high energy consumption. Flash-PEO coatings (≤10 μm) produced in short treatment times ...journal article 2023
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Ma, Jinbo (author), Dai, Jiaxin (author), Guo, Xin (author), Fu, Dongmei (author), Ma, Lingwei (author), Keil, Patrick (author), Mol, J.M.C. (author), Zhang, Dawei (author)Following the construction of a dataset of cross-category corrosion inhibitors at different concentrations based on 1241 data from 184 research papers, a performance prediction model incorporating 2D–3D molecular graph representation and corrosion inhibitor concentration information was established. This model was shown to effectively predict...journal article 2023
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Rahimi, E. (author), Sanchis-Gual, Roger (author), Chen, Xiangzhong (author), Imani, Amin (author), Gonzalez Garcia, Y. (author), Asselin, Edouard (author), Mol, J.M.C. (author), Fedrizzi, Lorenzo (author), Pané, Salvador (author), Lekka, Maria (author)The last two decades have witnessed the emergence of micro- and nanoswimmers (MNSs). Researchers have invested significant efforts in engineering motile micro- and nanodevices to address current limitations in minimally invasive medicine. MNSs can move through complex fluid media by using chemical fuels or external energy sources such as...review 2023
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Wu, Wentao (author), Chu, Liangyong (author), Garcia, Santiago J. (author), van der Zwaag, S. (author), Li, Ming (author), Shen, Liming (author), Bao, Ningzhong (author)In this paper, graphene oxide (GO) modified microcapsules have been developed for use in self-healing Cardanol-based epoxy anti-corrosion coatings on steel substrates. The microcapsules had a polymethyl methacrylate (PMMA) shell, covered with aminated GO flakes and contained either of the two complementary healing agents mixed with nanosized...journal article 2023
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Liu, M. (author), Zhu, Jia-Ning (author), Popovich, V. (author), Borisov, E. (author), Mol, J.M.C. (author), Gonzalez Garcia, Y. (author)Electrochemical tests and surface analysis were applied to study the corrosion behavior and passive film characteristics of three-dimensional-printed NiTi shape memory alloys fabricated by laser-powder bed fusion (L-PBF) in artificial saliva at 37 °C. The passivity of L-PBF NiTi shows to be influenced by the process parameters and resulting...journal article 2023
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Van Steen, C. (author), Van Beirendonck, T. (author), Vrijdaghs, R. (author), Hendriks, M.A.N. (author), Verstrynge, E. (author)Bond deterioration is one of the major consequences of reinforcement corrosion in reinforced concrete (RC) structures. In this paper, a two-phased numerical modelling approach is presented that aims to determine the constitutive behaviour (bond–slip) at the reinforcement-concrete interface at a certain corrosion level. The novelty of the...journal article 2023