Browsing Fysisk institutt by Author "Aarholt, Thomas"
Now showing items 1-13 of 13
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3D-characterization of deuterium distributions in zirconium oxide scale using high-resolution SIMS Kexue, Li; Aarholt, Thomas; Liu, Junliang; Hulme, Helen; Garner, Alistair; Preuss, Michael; Lozano-Perez, Sergio; Grovenor, Chris R.M. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2019)In pressurised water reactors (PWRs), fuel rods are clad with zirconium alloy tubes chosen for their low neutron capture cross section and good oxidation resistance. Understanding cladding-water corrosion reactions at ...
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Zhan, Wei; Venkatachalapathy, Vishnukanthan; Aarholt, Thomas; Kuznetsov, Andrej; Prytz, Øystein (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)Recent progresses in nanoscale semiconductor technology have heightened the need for measurements of band gaps with high spatial resolution. Band gap mapping can be performed through a combination of probe-corrected scanning ...
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Liu, Junliang; Li, Kexue; Sayers, James; Aarholt, Thomas; He, Guanze; Hulme, Helen; Garner, Alistair; Preuss, Michael; Nordin, Heidi M; Partezana, Jonna; Limbäck, Magnus; Lozano-Perez, Sergio; Ortner, Susan; Grovenor, Chris R.M. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2020)Hydrogen diffusion through the oxide grown on Zr alloys by aqueous corrosion processes plays a critical role in determining the rate of hydrogen pickup (HPU) which can result in embrittlement of fuel cladding and limit the ...
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Sky, Thomas Neset; Johansen, Klaus Magnus H; Frodason, Ymir Kalmann; Aarholt, Thomas; Riise, Heine Nygard; Prytz, Øystein; Svensson, Bengt Gunnar; Vines, Lasse (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
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Granerød, Cecilie Skjold; Bilden, Sindre Rannem; Aarholt, Thomas; Yao, Yu-Feng; Yang, C. C.; Look, David C.; Vines, Lasse; Johansen, Klaus Magnus H; Prytz, Øystein (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)The combination of high optical transparency and low electrical resistivity has made transparent conductive oxides (TCOs) a key technology in many optoelectronic applications. Furthermore, the study of TCOs yields insight ...
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Zhu, Junjie; Guðjónsdóttir, Jónína; Strandbakke, Ragnar; Both, Kevin Gregor; Aarholt, Thomas; Almeida Carvalho, Patricia; Sørby, Magnus Helgerud; Jensen, Ingvild Julie Thue; Guzik, Matylda N.; Norby, Truls Eivind; Haug, Halvard; Chatzitakis, Athanasios Eleftherios (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)Water photoelectrolysis has the potential to produce renewable hydrogen fuel, therefore addressing the intermittent nature of sunlight. Herein, a monolithic, photovoltaic (PV)-assisted water electrolysis device of minimal ...
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Bonkerud, Julie; Zimmermann, Christian; Weiser, Philip Michael; Aarholt, Thomas; Verhoeven, Espen Førdestrøm; Vines, Lasse; Monakhov, Eduard; Herklotz, Frank (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
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Kang, Xiaolan; Chatzitakis, Athanasios; Aarholt, Thomas; Sun, Xinwei; Negri, Chiara; Norby, Truls (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)Water adsorption and surface protonic conduction have been investigated at 25–400 °C in wet (H2O and D2O) atmospheres on nanocrystalline TiO2 hydrothermally grown to a predominance of different crystal facets. In situ ...
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Kang, Xiaolan; Reinertsen, Vilde Mari; Both, Kevin Gregor; Galeckas, Augustinas; Aarholt, Thomas; Prytz, Øystein; Norby, Truls; Neagu, Dragos; Chatzitakis, Athanasios (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)There is a growing need to control and tune nanoparticles (NPs) to increase their stability and effectiveness, especially for photo- and electrochemical energy conversion applications. Exsolved particles are well anchored ...
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Aarholt, Thomas; Frodason, Ymir Kalmann; Prytz, Øystein (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
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Both, Kevin Gregor; Reinertsen, Vilde Mari; Aarholt, Thomas; Jensen, Ingvild Julie Thue; Neagu, Dragos; Prytz, Øystein; Norby, Truls; Chatzitakis, Athanasios (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)Plasmonically active nanoparticles offer a promising pathway to extend the absorption range of photocatalysts. While not necessarily catalytically active themselves, these particles allow the absorption of lower energy ...
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Pedrazzini, S; Child, DJ; Aarholt, Thomas; Ball, C; Dowd, M; Girling, A; Cockings, H; Perkins, K; Hardy, MC; Stone, HJ; Bagot, PAJ (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)The influence of sulfur contamination on the corrosion-fatigue behavior of a polycrystalline superalloy used in aero-engines is considered. Samples tested under a variety of environmental conditions (including exposures ...
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Hansen, Per-Anders Stensby; Zikmund, Tomas; Yu, Ting; Kvalvik, Julie Nitsche; Aarholt, Thomas; Prytz, Øystein; Meijerink, Andries; Nilsen, Ola (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)Abstract Luminescent materials enable warm white LEDs, molecular tagging, enhanced optoelectronics and can improve energy harvesting. With the recent development of multi-step processes like down- and upconversion ...