Blar i NTNU Open på forfatter "Erbe, Andreas"
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The effect of bird droppings on the corrosion of steel and aluminum used in offshore applications
Forr, Fredrik; Mysliu, Erlind; Nordlien, Jan Halvor; Erbe, Andreas (Peer reviewed; Journal article, 2022)Engineering materials in service are frequently exposed to bird droppings (BDs). In this study, the interaction has been studied of BDs from chicken with a carbon steel, AISI 316, 22% Cr duplex stainless steel (DSS), 25% ... -
Effect of Cu2+ on deposition mechanism and structure of ZrO2-based conversion coatings on AA6060 aluminium alloys and their susceptibility to filiform corrosion
Mysliu, Erlind; Storli, Kathrine Sletteberg; Skogøy, Hanna Marie; Kubowicz, Stephan; Svenum, Ingeborg-Helene; Lunder, Otto; Erbe, Andreas (Peer reviewed; Journal article, 2024)Zirconium oxide-based conversion coatings (CCs) were prepared from hexafluorozirconic acid, H2ZrF6, with and without CuII as an additive. The CCs were prepared on primary and recycled AA6060. The deposition mechanism, ... -
Effect of order and disorder on degradation processes of copper phthalocyanine nanolayers
Grzadziel, Lucyna; Krzywiecki, Maciej; Genchev, Georgi; Erbe, Andreas (Journal article; Peer reviewed, 2017)The impact was examined of surface ordering of 50 nm-thick copper phthalocyanine (CuPc) layers on the layer's susceptibility to ambience-induced degradation processes. The surface morphology of CuPc layers obtained by ... -
Electrochemical analysis of aluminium alloy 5182 and 6016 with different surface treatments in 0.1 M NaCl electrolyte
Warloe, Sarah (Master thesis, 2018)Replacing steel parts in cars with aluminium (Al) can reduce the weight by up to 50 % and contribute to decreased CO2 emissions. Aluminium is also easily and inexpensively recyclable. A lot of research is therefore conducted ... -
Electrochemical behaviour of Mn-containing Al-alloys after different heat treatment
Willumsen, Halvor Frøhaug (Master thesis, 2022)Aluminium brukes ofte i varmevekslere i biler på grunn av lav vekt og god varmeledningsevne. Når varmevekslerne monteres blir de ulike delene loddet sammen. Varme fra denne loddeprosessen aktiverer metallet for anodiske ... -
Electrochemical contrast switching between black and white appearance of gelatin-covered zinc
Ksiazkiewicz, Agnieszka Natalia; Fernandez-Solis, Christian; Erbe, Andreas (Peer reviewed; Journal article, 2020)Zinc and its alloys are widely used in the surface protection of metallic structural materials. Thus, zinc is an interesting and relevant candidate material for preparing stimuli-responsive surfaces. In this work, the ... -
Electrode potential dependent desolvation and resolvation of germanium(100) in contact with aqueous perchlorate electrolytes
Niu, Fang; Schulz, Rainer; Castañeda Medina, Arcesio; Schmid, Rochus; Erbe, Andreas (Journal article; Peer reviewed, 2017)The electrode potential dependence of the hydration layer on an n-Ge(100) surface was studied by a combination of in situ and operando electrochemical attenuated total reflection infrared (ATR-IR) spectroscopy and real ... -
Engineering gold-platinum core-shell nanoparticles by self-limitation in solution
Ledendecker, Marc; Paciok, Paul; Osowiecki, Wojciech T.; Pander, Marc; Heggen, Marc; Göhl, Daniel; Kamat, Gaurav A.; Erbe, Andreas; Mayrhofer, Karl J.J.; Alivisatos, A. Paul (Peer reviewed; Journal article, 2022)Core-shell particles with thin noble metal shells represent an attractive material class with potential for various applications ranging from catalysis to biomedical and pharmaceutical applications to optical crystals. The ... -
Fluorescent Nanocomposites: Hollow Silica Microspheres with Embedded Carbon Dots
Delic, Asmira; Mariussen, Espen; Roede, Erik Dobloug; Krivokapic, Alexander; Erbe, Andreas; Lindgren, Mikael; Benelmekki, Maria; Einarsrud, Mari-Ann (Journal article; Peer reviewed, 2021)Intrinsically fluorescent carbon dots may form the basis for a safer and more accurate sensor technology for digital counting in bioanalytical assays. This work presents a simple and inexpensive synthesis method for producing ... -
Gradient in defect density of ZnO nanorods grown by cathodic delamination, a corrosion process, leads to end-specific luminescence
Iqbal, Danish; Sarfraz, Adnan; Erbe, Andreas (Journal article; Peer reviewed, 2018)ZnO nanorods were grown on a zinc substrate via cathodic delamination of a polymer coating, a tailored corrosion process, at room temperature. A comparison between in situ Raman spectra and post mortem cross sectional ... -
High interfacial charge storage capability of carbonaceous cathodes for Mg batteries
Wang, Lu; Jiang, Bo; Vullum, Per Erik; Svensson, Ann Mari; Erbe, Andreas; Selbach, Sverre Magnus; Xu, Huailiang; Vullum-Bruer, Fride (Journal article; Peer reviewed, 2018)A rechargeable Mg battery where the capacity mainly originates from reversible reactions occurring at the electrode/electrolyte interface efficiently avoids the challenge of sluggish Mg intercalation encountered in ... -
Hole annihilation vs. induced convection: Breakdown of different contributions to the photocorrosion mechanism of oxide-covered iron
Wilson, Håvard; Sunde, Svein; Erbe, Andreas (Peer reviewed; Journal article, 2021)The mechanism behind corrosion rate increase of anodised iron under illumination has been studied by comparing photocurrents with corrosion currents from polarisation curves under controlled convection. Under illumination ... -
How to probe structure, kinetics and dynamics at complex interfaces in situ and operando by optical spectroscopy
Erbe, Andreas; Nayak, Simantini; Chen, Ying-Hsuan; Niu, Fang; Pander, Marc; Tecklenburg, Stefanie; Toparli, Cigdem (Chapter, 2017)Techniques using light in a large spectral range are well suited to study interfaces. Photon-based techniques have a special strength when it comes to application in situ and operando. This article introduces some of the ... -
Hydrogen permeation in different microstructures of 66SiMnCrMo6-6-4 steel
Vågenes, Christian (Master thesis, 2023)Diffusiviteten til hydrogen i stål er bestemmes av ulike mekanismer som forårsaker sprøhet. Avhengig av mikrostrukturen kan hydrogensprøhet være forårsaket av mange typer mekanismer, som derfor gjør det utfordrende å forutsi ... -
In situ and operando observation of surface oxides during oxygen evolution reaction on copper
Toparli, Cigdem; Sarfraz, Adnan; Wieck, Andreas D.; Rohwerder, Michael; Erbe, Andreas (Journal article; Peer reviewed, 2017)Formation and dissolution of oxide on copper under transpassive conditions, i.e. during OER and transpassive dissolution, in alkaline electrolyte was investigated by a combination of electrochemical techniques and in situ ... -
In situ high temperature spectroscopic study of liquid inclusions and hydroxyl groups in high purity natural quartz
Gawel, Bartlomiej; Ulvensøen, Anna; Lukaszuk, Katarzyna Anna; Muggerud, Astrid Marie Flattum; Erbe, Andreas (Peer reviewed; Journal article, 2021)High purity natural based quartz is used as raw material for production of crucibles for solar-grade silicon production. The crucible properties are strongly related to presence of water and hydroxyl groups in the raw ... -
Influence of test parameters on high temperature cathodic disbonding testing of fusion bonded epoxy coatings
Hillestad, Andrea (Master thesis, 2020)Fusjonsbundet epoksybelegg brukes sammen med katodisk beskyttelse for å beskytte stålrør i sjøvann mot korrosjon. Belegg i kombinasjon med katodisk beskyttelse kan føre til katodisk avbinding hvis belegget er ødelagt. ... -
Interaction of water with quartz sand surfaces studied by in situ temperature dependent diffuse reflectance IR spectroscopy
Ulvensøen, Anna (Master thesis, 2019)Kvartssand med høy renhet brukes som materiale for digler i produksjonen av monokrystallinske silisiumstøpeblokker. Støpeblokkene blir videre produsert til solceller i Czochralski (CZ)-prosessen. Hydroksyl- og vanninnholdet ... -
Limiting Current Density of Oxygen Reduction under Ultrathin Electrolyte Layers: From the Micrometer Range to Monolayers
Zhong, Xiankang; Schulz, Matthias; Wu, Chun-Hung; Rabe, Martin; Erbe, Andreas; Rohwerder, Michael (Peer reviewed; Journal article, 2021)The oxygen reduction reaction (ORR) under ultrathin electrolyte layers is a key reaction in many processes, from atmospheric corrosion to energy conversion in fuel cells. However, the ORR current under ultrathin electrolyte ... -
Luminescent silica-based nanocomposites for detection of liquid organic compounds
Delic, Asmira (Doctoral theses at NTNU;2021:307, Doctoral thesis, 2021)The main aim of this thesis is to prove a concept of a novel detection method for liquid organic compounds (LOCs) based on luminescent nanoparticles (NPs) that can be used in oil-field applications. Before starting an ...