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![Harald Wallander](https://idservice.mau.se/Photos/ak4769.jpg)
Harald
Wallander
Doctoral student
harald.wallander@mau.se
+46 40 665 85 98
orcid.org/0000-0002-4691-1606
Presentation
My PhD work is focused on what happens with the surface of a catalytic material, while a chemical reaction takes place on the surface. In more technical terms, surface science applied to heterogeneous catalysis. Specifically, our group studies ultra-thin (atomically thin) oxide films on top of metal surfaces, their properties, and how they might affect the catalytic reaction. I focus on using operando spectroscopy techniques to study these films, such as near ambient pressure xray photoelectron spectroscopy (NAP-XPS) and xray absorption near edge structure (XANES). With those techniques we can study the surfaces in action, while the reactions are taking place, which is challenging but very helpful for understanding the material system under realistic conditions. My work is done in the group led by Lindsay Merte.
Publications
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2023 | Article in journal
Dynamic Behavior of Tin at Platinum Surfaces during Catalytic CO Oxidation
Harald J. Wallander, Dorotea Gajdek, Stefano Albertin, Gary S. Harlow, Nicolas Braud, Lars Buß, Jon-Olaf Krisponeit, Jan Ingo Flege, Jens Falta, Edvin Lundgren, Lindsay R. Merte
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2023 | Article in journal
Cleaning and tailoring the Pt3Sn(111) surface for surface experiments
N. Braud, L. Buss, E. Lundgren, L. R. Merte, H. Wallander, J. -O Krisponeit, A. Locatelli, T. O. Mentes, M. Jugovac, J. I. Flege, J. Falta
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2023 | Article in journal
Oxygen Storage by Tin Oxide Monolayers on Pt 3 Sn(111)
Lindsay R. Merte, Nicolas Braud, Lars Buß, Malthe Kjær Bisbo, Harald J. Wallander, Jon-Olaf Krisponeit, Jan Ingo Flege, Bjørk Hammer, Jens Falta, Edvin Lundgren
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2022 | Article in journal
In Situ H 2 Reduction of Al 2 O 3 -Supported Ni- and Mo-Based Catalysts
Sabrina Maria Gericke, Jenny Rissler, Marie Bermeo, Harald J. Wallander, Hanna Karlsson, Linnéa Kollberg, Mattia Scardamaglia, Robert Temperton, Suyun Zhu, Kajsa G. V. Sigfridsson Clauss, Christian Hulteberg, Andrey Shavorskiy, Lindsay Richard Merte, Maria Elise Messing, Johan Zetterberg, Sara Blomberg
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2022 | Article in journal
Oxidation of a Platinum–Tin Alloy Surface during Catalytic CO Oxidation
Harald J. Wallander, Freddy E. Oropeza, Benjamin Hagman, Jan Knudsen, Edvin Lundgren, Lindsay R. Merte