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Wu, Dequan (author), Ma, Lingwei (author), Liu, Bei (author), Zhang, Dawei (author), Minhas, Badar (author), Qian, Hongchang (author), Terryn, H.A. (author), Mol, J.M.C. (author)This study investigated the deterioration of a lubricant-infused anodic aluminium oxide surface in a 1 M NaCl solution for ∼200 days. Direct observation by cryo-SEM and quantitative analyses by UV spectroscopy and EIS revealed that the long-term deterioration of the lubricant-infused surface was divided into two stages: the surface-adhered...journal article 2021
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Munirathinam, B. (author), van Dam, J.P.B. (author), Herrmann, Annemarie (author), van Driel, W.D. (author), De Buyl, F. (author), Erich, S. J.F. (author), van der Ven, L.G.J. (author), Adan, O. C.G. (author), Mol, J.M.C. (author)In general, packaging materials which encapsulate light emitting diodes (LEDs) and microelectronic devices offer barrier protection against several environmental hazards such as water and ionic contaminants. However, these encapsulants may provide pathways for water and ionic contaminants to reach the metal/polymer interfaces and provoke local...journal article 2021
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Bakhit, Babak (author), Dorri, Samira (author), Kooijman, A.M. (author), Wu, Zhengtao (author), Lu, Jun (author), Rosen, Johanna (author), Mol, J.M.C. (author), Hultman, Lars (author), Petrov, Ivan (author), Greene, J. E. (author), Greczynski, Grzegorz (author)Refractory transition-metal (TM) diborides have high melting points, excellent hardness, and good chemical stability. However, these properties are not sufficient for applications involving extreme environments that require high mechanical strength as well as oxidation and corrosion resistance. Here, we study the effect of Cr addition on the...journal article 2021
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Gilvari, H. (author), Cutz, L. (author), Tiringer, U. (author), Mol, J.M.C. (author), de Jong, W. (author), Schott, D.L. (author)Biomass pellets provide a pivotal opportunity in promising energy transition scenarios as a renewable source of energy. A large share of the current utilization of pellets is facilitated by intensive global trade operations. Considering the long distance between the production site and the end-user locations, pellets may face fluctuating storage...journal article 2020
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Taheri, P. (author), Milošev, Ingrid (author), Meeusen, M. (author), Kapun, Barbara (author), White, Paul (author), Kokalj, Anton (author), Mol, J.M.C. (author)Efficiency of corrosion inhibitors in aqueous solutions depends on several interfacial parameters, which may vary over time. Therefore, reliable electrochemical techniques are demanded for screening the efficiency of corrosion inhibitors and monitoring their performance over time. Here, we evaluate corrosion inhibition efficiency of imidazole...journal article 2020
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Kosari, A. (author), Visser, P. (author), Tichelaar, F.D. (author), Eswara, S. (author), Audinot, J. N. (author), Wirtz, T. (author), Zandbergen, H.W. (author), Terryn, H.A. (author), Mol, J.M.C. (author)This work focuses on the cross-sectional characterization of the protective conversion layer formed on AA2024-T3 by lithium-leaching from a polyurethane coating in a corrosive environment. The layer shows a multi-layered arrangement comprising nanoscopic local phases. Transmission electron microscopy (TEM) and complementary high-resolution...journal article 2020
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Herrmann, A. (author), Erich, S. J.F. (author), van der Ven, L.G.J. (author), Huinink, H.P. (author), van Driel, W.D. (author), van Soestbergen, M (author), Mavinkurve, A (author), De Buyl, Francois (author), Mol, J.M.C. (author), Adan, O. C.G. (author)The reliability of LEDs decreases in moist environments. One potential gateway of moisture ingress, reducing the product lifetime is the lens. In white LEDs, phosphor particles are embedded into the optical silicone of the lens to convert the blue light emitted by the diode down in frequency and achieve a light output that appears white. In this...journal article 2020
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Fockaert, L.I. (author), Würger, T. (author), Unbehau, R. (author), Boelen, B. (author), Meißner, R. H. (author), Lamaka, S. V. (author), Zheludkevich, M. L. (author), Terryn, H.A. (author), Mol, J.M.C. (author)Integrated attenuated total reflection – Fourier transform infrared spectroscopy (ATR-FTIR) – Electrochemical impedance spectroscopy (EIS) measurements were used to simultaneously follow chemisorption mechanisms of organic inhibitors as well as their corrosion inhibition efficiency towards magnesium based substrates. Four carboxylic compounds...journal article 2020
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Fockaert, L.I. (author), Ganzinga-Jurg, Deborah (author), Versluis, Jan (author), Boelen, Berend (author), Bakker, Huib J. (author), Terryn, H.A. (author), Mol, J.M.C. (author)The molecular configuration and chemistry at the zinc/zinc oxide-polyester interface were studied by using two complementary spectroscopic techniques: attenuated total reflection-Fourier transform infrared spectroscopy (ATR-FTIR) and sum-frequency generation (SFG) spectroscopy. It was shown that ATR-FTIR should be considered as a (3D)...journal article 2020
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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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Nakhaie, D. (author), Kosari, A. (author), Mol, J.M.C. (author), Asselin, E. (author)The soil corrosion of widely applied galvanized steel structures, such as power transmission towers, must be considered to prevent harm to their structural integrity and to mitigate the high costs associated with early failure. A full two-level factorial design was used to evaluate the relative significance of various influencing factors on the...journal article 2020
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Kosari, A. (author), Zandbergen, H.W. (author), Tichelaar, F.D. (author), Visser, P. (author), Terryn, H.A. (author), Mol, J.M.C. (author)Identifying corrosion initiation events in metals and alloys demands techniques that can provide temporal and spatial resolution simultaneously. Transmission electron microscopy (TEM) enables one to obtain microstructural and chemical descriptors of materials at atomic/nanoscopic level and has been used in corrosion studies of many metal...review 2020
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Stepniowski, W.J. (author), Paliwoda, Damian (author), Abrahami, S.T. (author), Michalska-Domańska, M.E. (author), Landskron, Kai (author), Buijnsters, J.G. (author), Mol, J.M.C. (author), Terryn, H.A. (author), Misiolek, Wojciech Z. (author)Self-organized anodization of copper in 0.1 M Na2CO3 electrolyte was studied in order to obtain nanostructured oxide surface on the metal substrate. Linear sweep voltammetry (LSV) revealed that the most suitable voltage range for anodic film formation is from 3 to 31 V. In this range (except between 3 and 7 V), the oxide is formed as nanorods,...journal article 2020
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Meeusen, M. (author), Zardet, L. (author), Homborg, A.M. (author), Lekka, M. (author), Andreatta, F (author), Fedrizzi, L. (author), Boelen, B (author), Mol, J.M.C. (author), Terryn, H.A. (author)In previous work, the importance of taking the time-domain into account when studying corrosion inhibitor-containing electrochemical systems was highlighted. In this work, odd random phase electrochemical impedance spectroscopy (ORP-EIS) is applied as the electrochemical tool to study the time-effect by the evaluation of the non...journal article 2020
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Fockaert, L.I. (author), Ankora, M.V.E. (author), van Dam, J.P.B. (author), Pletincx, S. (author), Yilmaz, A. (author), Boelen, B. (author), Hauffman, T. (author), Gonzalez Garcia, Y. (author), Terryn, H.A. (author), Mol, J.M.C. (author)The bonding properties of zirconium- and titanium-based conversion coatings were evaluated using model conversion solutions of H<sub>2</sub>ZrF<sub>6</sub> and H<sub>2</sub>TiF<sub>6</sub> with addition of various organic additives (PAA, PVA, PVP). Macroscopic testing techniques such as contact angle and pull-off adhesion measurements were...journal article 2020
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Pei, Zibo (author), Zhang, D. (author), Zhi, Yuanjie (author), Yang, Tao (author), Jin, Lulu (author), Fu, Dongmei (author), Cheng, Xuequn (author), Terryn, H.A. (author), Mol, J.M.C. (author), Li, Xiaogang (author)The atmospheric corrosion of carbon steel was monitored by a Fe/Cu type galvanic corrosion sensor for 34 days. Using a random forest (RF)-based machine learning approach, the impacts of relative humidity, temperature and rainfall were identified to be higher than those of airborne particles, sulfur dioxide, nitrogen dioxide, carbon monoxide...journal article 2020
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Li, Y. (author), Pavanram, P. (author), Zhou, J. (author), Lietaert, K. (author), Taheri, P. (author), Li, W. (author), San, H. (author), Leeflang, M.A. (author), Mol, J.M.C. (author), Jahr, H. (author), Zadpoor, A.A. (author)Additively manufacturing (AM) opens up the possibility for biodegradable metals to possess uniquely combined characteristics that are desired for bone substitution, including bone-mimicking mechanical properties, topologically ordered porous structure, pore interconnectivity and biodegradability. Zinc is considered to be one of the promising...journal article 2020
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van Dam, J.P.B. (author), Abrahami, S.T. (author), Yilmaz, A. (author), Gonzalez Garcia, Y. (author), Terryn, H.A. (author), Mol, J.M.C. (author)This work focuses on the effect of surface roughness and surface chemistry on the initial adhesion strength and corrosive de-adhesion properties of adhesive bonds. The adherend used in this study is a S690 low-alloy steel whereas the adhesive is a 2-component epoxy-amine adhesive (Araldite 2015). The steel surface is subjected to different...journal article 2020
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Fockaert, L.I. (author), Pletincx, S. (author), Ganzinga-Jurg, D. (author), Boelen, B. (author), Hauffman, T. (author), Terryn, H.A. (author), Mol, J.M.C. (author)In this work, in-situ ATR-FTIR in the Kretschmann configuration is proposed as an interfacial sensitive technique able to probe molecular processes at the buried interface of an industrial relevant polyester primer. Zinc, aluminium and magnesium oxide were used to represent oxides present at galvanized steel sheets used in coil coating. Two...journal article 2020
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Kosari, A. (author), Zandbergen, H.W. (author), Tichelaar, F.D. (author), Visser, P. (author), Taheri, P. (author), Terryn, H.A. (author), Mol, J.M.C. (author)Dealloying is involved in materials science responsible for fabrication of nanoscale structures beneficially but for corrosion degradations detrimentally. Detailed understanding related to the latter is critical for designing corrosion-resistance alloys and dedicated inhibition systems. Thus, direct nanoscopic observations of nano-structural...journal article 2020