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Albumin Protein Impact on Early-Stage In Vitro Biodegradation of Magnesium Alloy (WE43)

Imani, Amin (author), Rahimi, E. (author), Lekka, Maria (author), Andreatta, Francesco (author), Magnan, Michele (author), Gonzalez Garcia, Y. (author), Mol, J.M.C. (author), Raman, R. K. Singh (author), Fedrizzi, Lorenzo (author), Asselin, Edouard (author)

Mg and its alloys are promising biodegradable materials for orthopedic implants and cardiovascular stents. The first interactions of protein molecules with Mg alloy surfaces have a substantial impact on their biocompatibility and biodegradation. We investigate the early-stage electrochemical, chemical, morphological, and electrical surface...

journal article 2024

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Non-Contact Acoustic Emission Monitoring of Corrosion under Marine Growth

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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Role of Grain Size and Recrystallization Texture in the Corrosion Behavior of Pure Iron in Acidic Medium

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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Safety Analysis and Condition Assessment of Corroded Energy Pipelines under Landslide Disasters

Zhang, Peng (author), Liu, Wei (author), Liu, Siming (author), Tian, Xu (author), Li, Yimiao (author), Huang, Y. (author)

Corrosion poses a significant risk to the safety of energy pipelines, while landslide disasters emerge as the primary threat responsible for triggering pipeline failures across mountainous areas. To date, there is limited research focused on the safety of energy pipelines considering the synergistic effect of corrosion and landslides. The...

journal article 2023

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Corrosion challenges towards a sustainable society

Bender, Roman (author), Féron, Damien (author), Mills, Douglas (author), Ritter, Stefan (author), Bäßler, Ralph (author), Bettge, Dirk (author), Mol, J.M.C. (author), Terryn, H.A. (author), Wilms, M.E. (author)

A global transition towards more sustainable, affordable and reliable energy systems is being stimulated by the Paris Agreement and the United Nation's 2030 Agenda for Sustainable Development. This poses a challenge for the corrosion industry, as building climate-resilient energy systems and infrastructures brings with it a long-term...

journal article 2022

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Reactive Transport Modelling of Chloride Ingress in Saturated Coral Aggregate Concrete

Guo, Bingbing (author), Li, Z. (author), Fu, Qiang (author), Wang, Yan (author), Huang, Daguan (author), Niu, Ditao (author)

Utilizing coral aggregate concrete (CAC) for construction on remote islands can significantly reduce construction cost and period, CO₂ emission, and consumption of non-renewable energy. The durability of reinforced CAC structures is critically influenced by their resistance to chloride attack. In this study, a reactive transport...

journal article 2021

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Seemingly trivial secondary factors may determine microbial competition: a cautionary tale on the impact of iron supplementation through corrosion

Stouten, G.R. (author), Hamers, Kelly (author), van Tatenhove-Pel, R.J. (author), van der Knaap, E.D. (author), Kleerebezem, R. (author)

Microbial community engineering aims for enrichment of a specific microbial trait by imposing specific cultivation conditions. This work demonstrates that things may be more complicated than typically presumed and that microbial competition can be affected by seemingly insignificant variables, like in this case the type of acid used for pH...

journal article 2021

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Thermodynamic Assessment of the AF–CrF3 (A = Li, Na, K) and CrF2–CrF3 Systems

Dumaire, T. (author), Konings, R. (author), Smith, A.L. (author)

Understanding the corrosion mechanisms and the effect of corrosion products on the basic properties of the salt (e.g., melting point, heat capacity) is fundamental for the safety assessment and durability of molten salt reactor technology. This work focused on the thermodynamic assessment of the CrF2−CrF3 system and the binary systems of...

journal article 2021

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Effect of simulated brazing on the microstructure and corrosion behavior of twin roll cast AA3003

Verkens, Donovan (author), Revilla, Reynier I. (author), Kosari, A. (author), Günyüz, Mert (author), Işıksaçan, Cemil (author), Mol, J.M.C. (author), De Graeve, Iris (author), Terryn, H.A. (author)

Aluminum alloy (AA) 3003 is widely used as fin and tube material in heat exchangers. In these heat exchangers, the tube and fin material are brazed together by means of an AA4xxx alloy. In this study, the effect of a simulated brazing step on the microstructure and corrosion behavior of a twin roll casted (TRC) AA3003 was studied. In particular,...

journal article 2020

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Target reliability indices for existing quay walls derived on the basis of economic optimisation and human safety requirements

Roubos, A.A. (author), Allaix, Diego (author), Fischer, Katherina (author), Steenbergen, Raphael (author), Jonkman, Sebastiaan N. (author)

General frameworks for reliability differentiation have evolved over time and are mainly developed for buildings. However, recommendations for the safety of existing quay walls are lacking. In this study, target reliability indices for assessing existing quay walls were derived by economic optimisation and by evaluating the requirements...

journal article 2019

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Durability of pretensioned concrete girders in coastal climate bridges: Basis for better maintenance and future design

Osmolska, Magdalena J. (author), Kanstad, Terje (author), Hendriks, M.A.N. (author), Hornbostel, Karla (author), Markeset, Gro (author)

This study was based on findings from the Norwegian Public Roads Administration's Bridge Management System and field investigations on corrosion damage in pretensioned Norwegian standard I-beam (NIB) girders in 227 coastal climate bridges. The main durability design parameters are summarized and related to regulations over the last 80 years....

journal article 2019

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Triple-action self-healing protective coatings based on shape memory polymers containing dual-function microspheres

Huang, Yao (author), Deng, Leping (author), Ju, Pengfei (author), Huang, Luyao (author), Qian, H. (author), Zhang, Dawei (author), Li, Xiaogang (author), Terryn, H.A. (author), Mol, J.M.C. (author)

In this study, a new self-healing shape memory polymer (SMP) coating was prepared to protect the aluminum alloy 2024-T3 from corrosion by the incorporation of dual-function microspheres containing polycaprolactone and the corrosion inhibitor 8-hydroxyquinoline (8HQ). The self-healing properties of the coatings were investigated via scanning...

journal article 2018

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Development of efficient formulation for the removal of iron sulphide scale in sour production wells

Mahmoud, Mohamed (author), Hussein, Ibnelwaleed A. (author), Sultan, Abdullah (author), Saad, Mohammed A. (author), Buijs, W. (author), Vlugt, T.J.H. (author)

Iron sulphide scale, which exists in different forms, is common in sour oil and gas production wells. Iron sulphide hard scales are difficult to remove with acids, requiring mechanical intervention or the replacement of the production tubing. An environmentally friendly formulation with a high pH is proposed for the removal of both soft and...

journal article 2018

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Electrochemical evaluation of corrosion inhibiting layers formed in a defect from lithium-leaching organic coatings

Visser, P. (author), Meeusen, M. (author), Gonzalez Garcia, Y. (author), Terryn, H.A. (author), Mol, J.M.C. (author)

This work presents the electrochemical evaluation of protective layers generated in a coating defect from lithium-leaching organic coatings on AA2024-T3 aluminum alloys as a function of neutral salt spray exposure time. Electrochemical impedance spectroscopy was used to study the electrochemical properties on a macroscopic scale. An...

journal article 2017

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Impact wear of structural steel with yield strength of 235 MPa in various liquids

Liu, Y. (author), Janssen, G.C.A.M. (author)

The wear of pipelines, used in slurry transport, results in high costs for maintenance and replacement. The wear mechanism involves abrasion, corrosion, impact, and the interaction among them. In this work, we study the effect of impact on the wear mechanism and wear rate. Results show that when the effect of impact is small, the wear mechanism...

journal article 2017

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Combined Corrosion and Wear of Aluminium Alloy 7075-T6

Liu, Y. (author), Mol, J.M.C. (author), Janssen, G.C.A.M. (author)

The aluminium alloy 7075-T6 is widely used in engineering. In some applications, like slurry transport, corrosion and abrasion occur simultaneously, resulting in early material failure. In the present work, we investigated the combined effect of corrosion and wear on the aluminium alloy 7075-T6. We performed two series of wear experiments to...

journal article 2016

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Curly malachite on archaeological bronze: A systematic study of the shape and phenomenological approach of its formation mechanism

van der Stok-Nienhuis, J. (author), Robbiola, Luc (author), Giuliani, Roberta (author), Joosten, Ineke (author), Huisman, Hans (author), van Os, Bertil (author), Sietsma, J. (author)

Curly malachite (CM) is found as a green cupric carbonate hydroxide corrosion product on archaeological bronze, mostly on artefacts retrieved from graves. In this paper, a morphological characterization approach is proposed, enabling the investigation of the formation process of CM. It is suggested that curly malachite precipitates from an...

journal article 2016

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Relating the structural strength of concrete sewer pipes and material properties retrieved from core samples

Stanic, N. (author), Langeveld, J.G. (author), Salet, Theo (author), Clemens, F.H.L.R. (author)

Drill core samples are taken in practice for an analysis of the material characteristics of concrete pipes in order to improve the quality of the decision-making on rehabilitation actions. Earlier research has demonstrated that core sampling is associated with a significant uncertainty. In this paper, the results of core samples are compared...

journal article 2016

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Protective film formation on AA2024-T3 aluminum alloy by leaching of lithium carbonate from an organic coating

Liu, Y. (author), Visser, P. (author), Zhou, X. (author), Lyon, S.B. (author), Hashimoto, T. (author), Curioni, M. (author), Gholinia, A. (author), Thompson, G.E. (author), Smyth, G. (author), Gibbon, S.R. (author), Graham, D. (author), Mol, J.M.C. (author), Terryn, H.A. (author)

An investigation into corrosion inhibition properties of a primer coating containing lithium carbonate as corrosion inhibitive pigment for AA2024 aluminum alloy was conducted. It was found that, during neutral salt spray exposure, a protective film of about 0.2 to 1.5 ?m thickness formed within the area where an artificial defect was introduced...

journal article 2015

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Effects of slag and fly ash on reinforcement corrosion in concrete in chloride environment: Research from the Netherlands

Polder, R.B. (author)

A review is given of research on the durability performance of concrete made with blast furnace slag and fly ash related to chloride induced reinforcement corrosion, carried out in the Netherlands, where slag has been used in cement for almost a century. Results are presented from field studies on concrete in marine environment and laboratory...

journal article 2012