Ole Bjørn Karlsen

Senior Engineer - Structure Physics
Image of Ole Bjørn Karlsen
Norwegian version of this page
Phone +47 22840669
Room 22:134
Username
Visiting address 0349 Oslo Gaustadalleen 21 Forskningsparken
Postal address Postboks 1048 Blindern 0316 Oslo

Tasks performed

  • Optical microscopy
  • Sample preparation
  • Material synthesis
  • Metallography

Background

Cand. Scient. in inorganic chemistry from the University of Oslo.

Publications

  • Garcia Fernandez, Javier; Kjeldby, Snorre Braathen; Nguyen, Phuong Dan; Karlsen, Ole Bjørn; Vines, Lasse & Prytz, Øystein (2022). Formation of γ-Ga2O3 by ion implantation: Polymorphic phase transformation of β-Ga2O3. Applied Physics Letters. ISSN 0003-6951. doi: 10.1063/5.0120103.
  • Kosinskiy, Andrey; Karlsen, Ole Bjørn; Sørby, Magnus Helgerud & Prytz, Øystein (2016). Ternary Phases (Heusler) in the System Ti-Co-Sn. Metallurgical and Materials Transactions E. ISSN 2196-2936. 3(4), p. 329–336. doi: 10.1007/s40553-016-0098-5. Full text in Research Archive
  • Sottmann, Jonas; Valset, Kjetil; Karlsen, Ole Bjørn & Taftø, Johan (2013). Synthesis and Measurement of the Thermoelectric Properties of Multiphase Composites: ZnSb Matrix with Zn4Sb3, Zn3P2, and Cu5Zn8. Journal of Electronic Materials. ISSN 0361-5235. 42(7), p. 1820–1826. doi: 10.1007/s11664-012-2441-7.
  • Song, Xin; Böttger, Paul Heinrich Michael; Karlsen, Ole Bjørn; Finstad, Terje & Taftø, Johan (2012). Impurity band conduction in the thermoelectric material ZnSb. Physica Scripta. ISSN 0031-8949. T148. doi: 10.1088/0031-8949/2012/T148/014001.
  • Böttger, Paul Heinrich Michael; Flage-Larsen, Espen; Karlsen, Ole Bjørn & Finstad, Terje (2012). High temperature Seebeck coefficient and resistance measurement system for thermoelectric materials in the thin disk geometry. Review of Scientific Instruments. ISSN 0034-6748. 83(2). doi: 10.1063/1.3673474.
  • Prytz, Øystein; Gunnæs, Anette Eleonora; Karlsen, Ole Bjørn; Breivik, Tallak Harald; Toberer, E. S. & Snyder, G. J. (2009). Nanoscale inclusions in the phonon glass thermoelectric material Zn4Sb3. Philosophical Magazine Letters. ISSN 0950-0839. 89(6), p. 362–369. doi: 10.1080/09500830902950464.
  • Karlsen, Ole Bjørn; Kjekshus, Arne; Fjellvåg, Helmer; Ravindran, Ponniah; Vidya, R. & Hauback, BC (2009). Structure and magnetism of the beta-Mn-Co solid-solution phase. Journal of Alloys and Compounds. ISSN 0925-8388. 476(1-2), p. 9–13. doi: 10.1016/j.jallcom.2008.09.011.
  • Diplas, Spyridon; Prytz, Øystein; Karlsen, Ole Bjørn; Watts, JF & Taftø, Johan (2007). A quantitative study of valence electron transfer in the skutterudite compound CoP3 by combining x-ray induced Auger and photoelectron spectroscopy. Journal of Physics: Condensed Matter. ISSN 0953-8984. 19. doi: 10.1088/0953-8984/19/24/246216.
  • Nilsen, Ola; Karlsen, Ole Bjørn; Kjekshus, Arne & Fjellvåg, Helmer (2007). Simulation of growth dynamics in atomic layer deposition. Part I. Amorphous films. Thin Solid Films. ISSN 0040-6090. 515. doi: 10.1016/j.tsf.2006.11.023.
  • Nilsen, Ola; Karlsen, Ole Bjørn; Kjekshus, Arne & Fjellvåg, Helmer (2007). Simulation of growth dynamics in atomic layer deposition. Part II. Polycrystalline films from cubic crystallites. Thin Solid Films. ISSN 0040-6090. 515. doi: 10.1016/j.tsf.2006.11.024.
  • Nilsen, Ola; Karlsen, Ole Bjørn; Kjekshus, Arne & Fjellvåg, Helmer (2007). Simulation of growth dynamics in atomic layer deposition. Part III. Polycrystalline films from tetragonal crystallites. Thin Solid Films. ISSN 0040-6090. 515. doi: 10.1016/j.tsf.2006.11.025.
  • Nilsen, Ola; Karlsen, Ole Bjørn; Kjekshus, Arne & Fjellvåg, Helmer (2007). Simulation of growth dynamics for nearly epitaxial films. Journal of Crystal Growth. ISSN 0022-0248. 308, p. 366–375. doi: 10.1016/j.jcrysgro.2007.08.001.
  • Hansen, Vidar; Karlsen, Ole Bjørn; Langsrud, Yngve & Gjønnes, Jon (2004). Precipitates, zones and transitions during aging of Al-Zn-Mg-Zr7000series alloy. Materials Science and Technology. ISSN 0267-0836. 20, p. 185–193.
  • Hansen, Vidar; Karlsen, Ole Bjørn; Langsrud, Yngve & Gjønnes, Jon (2004). Precipitates, zones and transitions during ageing of Al-Zn-Mg-Zr 7000 series alloy. Materials Science and Technology. ISSN 0267-0836. p. 185–193.
  • Hansen, V; Karlsen, Ole Bjørn; Langsrud, Y & Gjonnes, J (2004). Precipitates, zones and transitions during aging of Al-Zn-Mg-Zr7000series alloy. Materials Science and Technology. ISSN 0267-0836. 20, p. 185–193.
  • Walle, Christin; Torgersen, Alexandra Neumann; Karlsen, Ole Bjørn; Kjekshus, Arne & Klewe, Bernt (2000). The ternary system Au-Cr-Sn and the crystal structure of Au1.15Cr2Sn8.85. Journal of Alloys and Compounds. ISSN 0925-8388. 308, p. 126–133.
  • Karlsen, Ole Bjørn; Kjekshus, Arne & Røst, Erling (1992). The ternary system Au-Cu-Sn. Acta Chemica Scandinavica. ISSN 0904-213X. 46, p. 147–156.
  • Karlsen, Ole Bjørn; Kjekshus, Arne; Rømming, Hans Christian & Røst, Erling (1992). The crystal-structure of the low-temperature Au80-xCuxSn20. Acta Chemica Scandinavica. ISSN 0904-213X. 46, p. 1076–1082.
  • Karlsen, Ole Bjørn; Kjekshus, Arne; Rømming, Hans Christian & Røst, Erling (1992). The crystal-structure of AuCuSn. Acta Chemica Scandinavica. ISSN 0904-213X. 46, p. 442–445.
  • Karlsen, Ole Bjørn; Kjekshus, Arne & Røst, Erling (1990). Ternary phases in the system Au-Cu-Sn. Acta Chemica Scandinavica. ISSN 0904-213X. 44, p. 197–198.

View all works in Cristin

  • Løberg, Monika; Karlsen, Ole Bjørn; Løvvik, Ole Martin; Almeida Carvalho, Patricia & Gunnæs, Anette Eleonora (2019). Characterization of phase transformations within the Cu-Pd-Sn system - a possible shape memory alloy for energy conversion.
  • Løberg, Monika; Pike, Nicholas; Almeida Carvalho, Patricia; Karlsen, Ole Bjørn; Løvvik, Ole Martin & Gunnæs, Anette Eleonora (2019). Martensitic-like phase transformations within the Cu-Pd-Sn system .
  • Løberg, Monika; Løvvik, Ole Martin; Almeida Carvalho, Patricia; Karlsen, Ole Bjørn & Gunnæs, Anette Eleonora (2019). Phase Transformations within the Cu-Pd-Sn system.
  • Løberg, Monika; Pike, Nicholas; Karlsen, Ole Bjørn; Almeida Carvalho, Patricia; Løvvik, Ole Martin & Gunnæs, Anette Eleonora (2019). Characterization of phase transforming, Heusler based (Cu-Pd-Sn), alloys for energy harvesting. .
  • Sunding, Martin Fleissner; Løberg, Monika; S. Azar, Amin; Stange, Marit Synnøve Sæverud; Almeida Carvalho, Patricia & Karlsen, Ole Bjørn [Show all 10 contributors for this article] (2019). The Need for a Multi-Technique Approach in the Search for New Phase-Transforming Materials.
  • Haug, Kristian; Nguyen, Phuong Dan; Karlsen, Ole Bjørn; Aarholt, Thomas; Bazioti, Kalliopi & Prytz, Øystein (2019). Zinc ferrite spinel embedded in ZnO matrix for solar applications.
  • Prytz, Øystein; Karlsen, Ole Bjørn; Nguyen, Phuong Dan; Carvalho, Patricia A. & Lundell, Martin Egge (2018). Illustrert vitenskap. [Journal]. Bilder.
  • Song, Xin; Persson, Clas; Norby, Truls; Flage-Larsen, Espen; Karlsen, Ole Bjørn & Hansen, Vidar [Show all 15 contributors for this article] (2014). Conversion of Heat and Energy: Thermoelectrics.
  • Kosinskiy, Andrey; Prytz, Øystein; Karlsen, Ole Bjørn & Sørby, Magnus Helgerud (2014). X-ray and neutron diffraction study of Co(2-x)TiSn [x < 0.5] solid solution.
  • Løvvik, Ole Martin; Song, Xin; Valset, Kjetil; Flage-Larsen, Espen; Fjeld, Harald & Graff, Joachim Seland [Show all 14 contributors for this article] (2014). Thermoelectric materials from first principles to final applications: Basic and applied thermoelectrics in Oslo.
  • Song, Xin; Valset, Kjetil; Karlsen, Ole Bjørn; Graff, Joachim Seland; Thøgersen, Annett & Luxsacumar, Sivakanesar [Show all 7 contributors for this article] (2013). Characterization methods for nanostructured thermoelectric materials ZnSb.
  • Song, Xin; Karlsen, Ole Bjørn; Valset, Kjetil; Løvvik, Ole Martin & Finstad, Terje (2013). STUDIES ON SULPHUR DOPING OF ZnSb.
  • Qureishy, Thomas; Hansen, Vidar; Karlsen, Ole Bjørn; Gunnæs, Anette Eleonora & Taftø, Johan (2012). Superstructures in Mg2Si1-xSnx.
  • Løvvik, Ole Martin; Valset, Kjetil; Rauwel, Protima; Prytz, Øystein; Flage-Larsen, Espen & Song, Xin [Show all 11 contributors for this article] (2012). Thermoelectricity in Oslo.
  • Song, Xin; Karlsen, Ole Bjørn; Taftø, Johan; Böttger, Paul Heinrich Michael & Finstad, Terje (2011). Electrical and structural characterization of thermoelectric material ZnSb with additions of Mn and Cr.
  • Song, Xin; Valset, Kjetil; Böttger, Paul Heinrich Michael; Karlsen, Ole Bjørn; Finstad, Terje & Taftø, Johan (2011). Structure and Thermoelectric Properties of Cr and Mn Doped ZnSb.
  • Böttger, Paul Heinrich Michael; Valset, Kjetil; Flage-Larsen, Espen; Prytz, Øystein; Bording, Jan Kåre & Karlsen, Ole Bjørn [Show all 9 contributors for this article] (2009). An overview of our basic and applied thermoelectric research activity.
  • Valset, Kjetil; Böttger, Paul Heinrich Michael; Karlsen, Ole Bjørn & Taftø, Johan (2009). Microstructure and thermoelectric property studies of ZnSb with Sb and Zn4Sb3 inclusions.
  • Böttger, Paul Heinrich Michael; Valset, Kjetil; Karlsen, Ole Bjørn; Deledda, Stefano & Finstad, Terje (2009). The Effect of Nanostructuring on the Thermoelectric Properties of ZnSb.
  • Stølen, Svein; Karlsen, Ole Bjørn & Vedde, John Øivind (2008). Mange bidragsytere.
  • Prytz, Øystein; Flage-Larsen, Espen; Karlsen, Ole Bjørn; Diplas, Spyridon; Finstad, Terje & Taftø, Johan [Show all 11 contributors for this article] (2007). Electronic structure of thermoelectric skutterudites; combining spectroscopic techniques, precision electron diffraction and density functional theory.
  • Karlsen, Ole Bjørn (2007). Skutterudite: from a rare mineral to hot thermoelectric materials.
  • Nilsen, Ola; Karlsen, Ole Bjørn & Fjellvåg, Helmer (2007). Simulation of growth dynamics for nearly epitaxial films.
  • Nilsen, Ola; Karlsen, Ole Bjørn; Kjekshus, Arne & Fjellvåg, Helmer (2006). Simulation of ALD growth dynamics.
  • Bergli, Jørgen; Prytz, Øystein; Nguyen, Phuong Dan & Karlsen, Ole Bjørn (2021). Solid state precipitation of spinels in zinc oxide - A microstructure study. Universitetet i Oslo, Det matematisk-naturvitenskapelige fakultet.
  • Wiken Langfeldt, Sindre; Prytz, Øystein; Karlsen, Ole Bjørn & Nguyen, Phuong Dan (2015). Syntese og karakterisering av termoelektriske halv-Heusler materialer av typen (Ti,Zr,Hf)NiSn. Universitetet i Oslo.
  • Kosinskiy, Andrey; Prytz, Øystein; Karlsen, Ole Bjørn & Sørby, Magnus Helgerud (2014). Syntese- og diffraksjonsstudie av faser i systemene Nb–Fe–Sb og Ti–Co–Sn. Universitetet i Oslo.
  • Hansen, Vidar; Karlsen, Ole Bjørn & Gjønnes, Jon (2001). Utbredelse av soner og herdepartikler i 7108.70; transmisjonselektronmikroskopi og differensiell skanning kalorimetri.

View all works in Cristin

Published Nov. 3, 2010 3:46 PM - Last modified Feb. 1, 2011 10:24 AM

Projects

Research groups