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Per Erik Vullum

Per Erik Vullum

Associate Professor
Department of Physics

per.vullum@ntnu.no
+4773593486 +4793016522 Realfagbygget, D4-106, Gløshaugen, Høgskoleringen 5
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Publications

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2023

  • Fagerli, Frode Håskjold; Vullum, Per Erik; Grande, Tor; Wang, Zhaohui; Selbach, Sverre Magnus; Wiik, Kjell; Wagner, Nils Peter. (2023) Bulk substitution of F-terminations from Ti3C2Tx MXene by cation pillaring and gas hydrolysation. FlatChem. volum 38.
    Academic article

2022

  • Asheim, Karina; Vullum, Per Erik; Wagner, Nils Peter; Andersen, Hanne Flåten; Mæhlen, Jan Petter; Svensson, Ann Mari. (2022) Improved electrochemical performance and solid electrolyte interphase properties of electrolytes based on lithium bis(fluorosulfonyl)imide for high content silicon anodes. RSC Advances. volum 12 (20).
    Academic article
  • Bisht, Prashant; Kumar, Arvind; Ghosh, Abhishek; Vullum, Per Erik; Sunding, Martin Fleissner; Belle, Branson; Mehta, Bodh R.. (2022) Tailoring the Vertical and Planar Growth of 2D WS<inf>2</inf>Thin Films Using Pulsed Laser Deposition for Enhanced Gas Sensing Properties. ACS Applied Materials & Interfaces. volum 14 (32).
    Academic article
  • Dehghan-Niri, Roya; Tsakoumis, Nikolaos; Voronov, Alexey; Holmen, Anders; Holmestad, Randi; Vullum, Per Erik; Borg, Øyvind; Rytter, Erling; Rønning, Magnus; Walmsley, John. (2022) Nanostructural Analysis of Co-Re/γ-Al<inf>2</inf>O<inf>3</inf> Fischer-Tropsch Catalyst by TEM and XRD. ChemCatChem. volum 14 (11).
    Academic article
  • Dull, Samuel M.; Vinogradova, Olga; Xu, Shicheng; Koshy, David M.; Vullum, Per Erik; Torgersen, Jan; Kirsch, Sebastian; Viswanathan, Venkatasubramanian; Jaramillo, Thomas F.; Prinz, Fritz B.. (2022) Alloyed Pt-Zn Oxygen Reduction Catalysts for Proton Exchange Membrane Fuel Cells. ACS Applied Energy Materials. volum 5 (7).
    Academic article
  • Hunnestad, Kasper Aas; Hatzoglou, Constantinos; Zeeshan, Muhammad; Vullum, Per Erik; Yan, Zewu; Bourret, Edith; Van Helvoort, Antonius; Selbach, Sverre Magnus; Meier, Dennis. (2022) Atomic-scale 3D imaging of individual dopant atoms in an oxide semiconductor. Nature Communications. volum 13 (1).
    Academic article
  • Knies, Jochen Manfred; Schönenberger, Jasmin; Zwingmann, Horst; van der Lelij, Roelant; Smelror, Morten; Vullum, Per Erik; Brönner, Marco; Vogt, Christoph; Fredin, Ola; Müller, Axel; Grasby, Stephen E.; Beauchamp, Benoit; Viola, Giulio. (2022) Continental weathering and recovery from ocean nutrient stress during the Early Triassic Biotic Crisis. Communications Earth & Environment. volum 3 (1).
    Academic article
  • Mazumder, Julaiba Tahsina; Lenka, T.R.; Tripathy, S.K.; Vullum, Per Erik; Menon, P.S.; Lin, F.; Aberle, A.G.. (2022) Investigation of structural, morphological, and optoelectronic properties of Ga-doped TiO2 nanoparticles for electron transport layer in solar cell applications: An experimental and theoretical study. Journal of Physics and Chemistry of Solids. volum 161.
    Academic article
  • Nylund, Inger-Emma; Løndal, Nora Statle; Walker, Julian; Vullum, Per Erik; Einarsrud, Mari-Ann; Grande, Tor. (2022) Cation Disorder in Ferroelectric Ba4M2Nb10O30 (M = Na, K, and Rb)Tetragonal Tungsten Bronzes. Inorganic Chemistry. volum 61 (39).
    Academic article
  • Nylund, Inger-Emma; Zeiger, Caren Regine; Peng, Ding; Vullum, Per Erik; Walker, Julian; Einarsrud, Mari-Ann; Grande, Tor. (2022) Centrosymmetric Tetragonal Tungsten Bronzes A4Bi2Nb10O30 (A = 2 Na, K, Rb) with a Bi 6s Lone Pair. Chemistry of Materials. volum 35 (1).
    Academic article
  • Pacáková, Barbara; Vullum, Per Erik; Kirch, Alexsandro; Breu, Josef; Miranda, Caetano Rodrigues; Fossum, Jon Otto. (2022) Large bandgap insulating superior clay nanosheets. MRS bulletin. volum 47.
    Academic article
  • Sarasini, Fabrizio; Tirillò, Jacopo; Lilli, Matteo; Bracciale, Maria Paola; Vullum, Per Erik; Berto, Filippo; De Bellis, Giovanni; Tamburrano, Alessio; Cavoto, Gianluca; Pandolfi, Francesco; Rago, Ilaria. (2022) Highly aligned growth of carbon nanotube forests with in-situ catalyst generation: A route to multifunctional basalt fibres. Composites Part B: Engineering. volum 243.
    Academic article
  • Solem, Cathrine Kyung Won; Vullum, Per Erik; Ebadi, Mahsa; Tranell, Gabriella; Aune, Ragnhild Elizabeth. (2022) The Role of CO2 in the Oxidation-Protection of Mg-Containing Aluminum Alloys. Metallurgical and Materials Transactions B.
    Short communication
  • Solem, Cathrine Kyung Won; Vullum, Per Erik; Tranell, Gabriella; Aune, Ragnhild Elizabeth. (2022) Heat Treatment of Mg-Containing Aluminum Alloys 5182 and 6016 in an Oxidizing Atmosphere with 4% CO2. Light Metals.
    Academic article

2021

  • Behera, Aroop; Harris, Charles; Pete, Douglas; Delker, Collin; Vullum, Per Erik; Benthem, Marta; Koybasi, Ozhan; Taniguchi, Takashi; Watanabe, Kenji; Belle, Branson; Das, Suprem. (2021) High-Performance and Ultralow-Noise Two-Dimensional Heterostructure Field-Effect Transistors with One-Dimensional Electrical Contacts. ACS Applied Electronic Materials. volum 3 (9).
    Academic article
  • Bergh, Tina; Arbo, Siri Marthe; Hagen, Anette Brocks; Blindheim, Jørgen; Friis, Jesper; Khalid, Muhammad Zeeshan; Ringdalen, Inga Gudem; Holmestad, Randi; Westermann, Ida; Vullum, Per Erik. (2021) On intermetallic phases formed during interdiffusion between aluminium alloys and stainless steel. Intermetallics (Barking). volum 142.
    Academic article
  • Bjørkedal, Ole Håvik; Regli, Samuel K.; Nuguid, Rob Jeremiah G.; Vullum, Per Erik; Kröcher, Oliver; Ferri, Davide; Rønning, Magnus. (2021) One-pot synthesis of highly dispersed mesoporous Cu/ZrO2 catalysts for NH3-SCR. Catalysis Today. volum 384-386.
    Academic article
  • Celotto, Ambra; Grong, Øystein; Holmestad, Randi; Sørhaug, Jørgen A; Torgersen, Jan; Vullum, Per Erik; Berto, Filippo. (2021) Preliminary in-situ study of FIB-assisted method for aluminium solid-state welding at the microscale. Procedia Structural Integrity. volum 33.
    Academic article
  • Dull, Sam; Xu, Shicheng; Goh, Timothy; Lee, Dong Un; Higgins, Drew; Orazov, Marat; Koshy, David; Vullum, Per Erik; Kirsch, Sebastian; Huebner, Gerold; Torgersen, Jan; Jaramillo, Thomas F; Prinz, Friedrich. (2021) Bottom-Up Fabrication of Oxygen Reduction Electrodes with Atomic Layer Deposition for High-Power-Density PEMFCs. Cell Reports Physical Science. volum 2 (1).
    Academic article
  • Evans, Donald M.; Holstad, Theodor Secanell; Mosberg, Aleksander B.; Småbråten, Didrik R.; Vullum, Per Erik; Dadlani, Anup; Shapovalov, Konstantin; Yan, Zewu; Bourret, Edith; Gao, David; Akola, Jaakko; Torgersen, Jan; van Helvoort, Antonius T. J.; Selbach, Sverre Magnus; Meier, Dennis. (2021) Publisher Correction: Conductivity control via minimally invasive anti-Frenkel defects in a functional oxide (Nature Materials, (2020), 19, 11, (1195-1200), 10.1038/s41563-020-0765-x). Nature Materials. volum 20 (5).
    Errata
  • Evans, Donald; Småbråten, Didrik Rene; Holstad, Theodor Secanell; Vullum, Per Erik; Mosberg, Aleksander Buseth; Yan, Zewu; Bourret, Edith; Van Helvoort, Antonius; Selbach, Sverre Magnus; Meier, Dennis. (2021) Observation of Electric-Field-Induced Structural Dislocations in a Ferroelectric Oxide. Nano Letters. volum 21 (8).
    Academic article
  • Guo, Xiaoyang; Vullum, Per Erik; Venvik, Hilde Johnsen. (2021) Inhibition of metal dusting corrosion on Fe-based alloy by combined near surface severe plastic deformation (NS-SPD) and thermochemical treatment. Corrosion Science. volum 190.
    Academic article
  • Jensen, Ingvild Julie Thue; Ali, Ayaz; Zeller, Patrick; Amati, Matteo; Schrade, Matthias; Vullum, Per Erik; Benthem, Marta; Bisht, Prashant; Taniguchi, Takashi; Watanabe, Kenji; Mehta, Bodh R.; Gregoratti, Luca; Belle, Branson. (2021) Direct Observation of Charge Transfer between NOx and Monolayer MoS2 by Operando Scanning Photoelectron Microscopy. ACS Applied Nano Materials. volum 4 (4).
    Academic article
  • Liudi Mulyo, Andreas; Mukherjee, Anjan; Høiaas, Ida Marie; Ahtapodov, Lyubomir; Nilsen, Tron Arne; Toftevaag, Håvard Hem; Vullum, Per Erik; Kishino, Katsumi; Weman, Helge; Fimland, Bjørn-Ove. (2021) Graphene-Based Transparent Conducting Substrates for GaN/AlGaN Nanocolumn Flip-Chip Ultraviolet Light-Emitting Diodes. ACS Applied Nano Materials. volum 4 (9).
    Academic article
  • Mukherjee, Anjan; Ren, Dingding; Vullum, Per Erik; Huh, Junghwan; Fimland, Bjørn-Ove; Weman, Helge. (2021) GaAs/AlGaAs Nanowire Array Solar Cell Grown on Si with Ultrahigh Power-per-Weight Ratio. ACS Photonics. volum 8 (8).
    Academic article
  • Nylund, Inger-Emma; Ræder, Trygve Magnus; Vullum, Per Erik; Grande, Tor. (2021) Epitaxial (100), (110), and (111) BaTiO3 films on SrTiO3 substrates — A transmission electron microscopy study. Journal of Applied Physics. volum 129 (9).
    Academic article
  • Polfus, Jonathan M.; Benthem, Marta; Ali, Ayaz; Barragan-Yani, Daniel; Vullum, Per Erik; Sunding, Martin Fleissner; Taniguchi, Takashi; Watanabe, Kenji; Belle, Branson. (2021) Temperature-Dependent Adhesion in van der Waals Heterostructures. Advanced Materials Interfaces. volum 8 (20).
    Academic article
  • Sandnes, Lise; Bergh, Tina; Grong, Øystein; Holmestad, Randi; Vullum, Per Erik; Berto, Filippo. (2021) Interface Microstructure and Tensile Properties of a Third Generation Aluminium-Steel Butt Weld Produced Using the Hybrid Metal Extrusion & Bonding (HYB) Process. Materials Science & Engineering: A. volum 809.
    Academic article
  • Tsoutsouva, Maria; Regula, G.; Ryningen, B.; Vullum, Per Erik; Mangelinck-Noël, N.; Stokkan, Gaute. (2021) Dynamic observation of dislocation evolution and interaction with twin boundaries in silicon crystal growth using in – situ synchrotron X-ray diffraction imaging. Acta Materialia. volum 210.
    Academic article
  • Vatanparast, Maryam; Shao, Yu-Tsun; Rajpalke, Mohana; Fimland, Bjørn-Ove; Reenaas, Turid Dory; Holmestad, Randi; Vullum, Per Erik; Zuo, Jian Min. (2021) Detecting minute amounts of nitrogen in GaNAs thin films using STEM and CBED. Ultramicroscopy.
    Academic article
  • Xu, Shicheng; Wang, Zhaoxuan; Dull, Sam; Liu, Yunzhi; Lee, Dong Un; Pacheco, Lezama; Orazov, Marat; Vullum, Per Erik; Dadlani, Anup; Vinogradova, Olga; Schindler, Peter; Tam, Qizhan; Schladt, Thomas; Mueller, Jonathan E.; Kirsch, Sebastian; Huebner, Gerold; Higgins, Drew; Torgersen, Jan; Viswanathan, Venkatasubramanian; Jaramillo, Thomas F; Prinz, Friedrich. (2021) Direct Integration of Strained-Pt Catalysts into Proton-Exchange-Membrane Fuel Cells with Atomic Layer Deposition. Advanced Materials. volum 33 (30).
    Academic article

2020

  • Bergh, Tina; Sandnes, Lise; Johnstone, Duncan Neil; Grong, Øystein; Berto, Filippo; Holmestad, Randi; Midgley, Paul Anthony; Vullum, Per Erik. (2020) Microstructural and mechanical characterisation of a second generation hybrid metal extrusion & bonding aluminium-steel butt joint. Materials Characterization.
    Academic article
  • Evans, Donald M.; Holstad, Theodor Secanell; Mosberg, Aleksander B.; Småbråten, Didrik Rene; Vullum, Per Erik; Dadlani, Anup L.; Shapovalov, Konstantin; Yan, Zewu; Bourret, Edith; Gao, David Zhe; Akola, Jaakko; Torgersen, Jan; Van Helvoort, Antonius; Selbach, Sverre Magnus; Meier, Dennis. (2020) Publisher Correction: Conductivity control via minimally invasive anti-Frenkel defects in a functional oxide (Nature Materials, (2020), 19, 11, (1195-1200), 10.1038/s41563-020-0765-x). Nature Materials. volum 19 (11).
    Errata
  • Evans, Donald; Holstad, Theodor Secanell; Mosberg, Aleksander Buseth; Småbråten, Didrik Rene; Vullum, Per Erik; Dadlani, Anup; Shapovalov, Konstantin; Yan, Zewu; Bourret, Edith; Gao, David Zhe; Akola, Jaakko; Torgersen, Jan; Van Helvoort, Antonius; Selbach, Sverre Magnus; Meier, Dennis. (2020) Conductivity control via minimally invasive anti-Frenkel defects in a functional oxide. Nature Materials. volum 19.
    Academic article
  • Guo, Xiaoyang; Vanhaecke, Estelle Marie M.; Vullum, Per Erik; Ma, Jianyu; Panditha Vidana, Daham Sanjaya Gunawardana; Walmsley, John; Chen, De; Venvik, Hilde Johnsen. (2020) Effects of metal dusting relevant exposures of alloy 601 surfaces on carbon formation and oxide development. Catalysis Today.
    Academic article
  • Jayakumari, Sethulakshmy; Vullum, Per Erik; Van Helvoort, Antonius; Tangstad, Merete. (2020) SiC crystalline micro bullets on bio-carbon based charcoal substrate. Journal of Crystal Growth. volum 545.
    Academic article
  • Liudi Mulyo, Andreas; Rajpalke, Mohana; Vullum, Per Erik; Weman, Helge; Kishino, Katsumi; Fimland, Bjørn-Ove. (2020) The influence of AlN buffer layer on the growth of self-assembled GaN nanocolumns on graphene. Scientific Reports. volum 10 (853).
    Academic article
  • Sørgård, Trygve; Song, Seunghan; Vullum, Per Erik; Kores, Cristine; Mølster, Kjell Martin; Laurell, Fredrik; Hawkins, Thomas A.; Ballato, John; Österberg, Ulf Lennart; Gibson, Ursula. (2020) Broadband infrared and THz transmitting silicon core optical fiber. Optical Materials Express. volum 10 (10).
    Academic article
  • Tsoutsouva, Maria; Vullum, Per Erik; Adamczyk, Krzysztof Jan; Di Sabatino Lundberg, Marisa; Stokkan, Gaute. (2020) Interfacial atomic structure and electrical activity of nano-facetted CSL grain boundaries in high-performance multi-crystalline silicon. Journal of Applied Physics. volum 127 (12).
    Academic article
  • Wagner, Nils Peter; Tolchard, Julian R; Tron, Artur; Pollen, Harald Norrud; Gaertner, Heiko; Vullum, Per Erik. (2020) Improved cyclability of Nickel-rich layered oxides. MRS Advances. volum 5 (27/28).
    Academic article

2019

  • Andersen, Hanne Flåten; Foss, Carl Erik Lie; Voje, Jorunn; Tronstad, Ragnar; Mokkelbost, Tommy; Vullum, Per Erik; Ulvestad, Asbjørn; Kirkengen, Martin; Mæhlen, Jan Petter. (2019) Silicon-carbon composite anodes from industrial battery grade silicon. Scientific Reports. volum 9.
    Academic article
  • Arbo, Siri Marthe; Bergh, Tina; Holmedal, Bjørn; Vullum, Per Erik; Westermann, Ida. (2019) Relationship between Al-Ni intermetallic Phases and Bond Strength in Roll Bonded Steel-Aluminum Composites with Nickel Interlayers. Metals. volum 9 (8).
    Academic article
  • Augustin, Matthias; Vullum, Per Erik; Vullum-Bruer, Fride; Svensson, Ann Mari. (2019) Inside the electrode: Looking at cycling products in Li/O2 batteries. Journal of Power Sources. volum 414.
    Academic article
  • Becker, Hanka; Bergh, Tina; Vullum, Per Erik; Leineweber, Andreas; Li, Yanjun. (2019) Effect of Mn and cooling rates on α-, β- and δ-Al–Fe–Si intermetallic phase formation in a secondary Al–Si alloy. Materialia. volum 5.
    Academic article
  • Becker, Hanka; Bergh, Tina; Vullum, Per Erik; Leineweber, Andreas; Li, Yanjun. (2019) β- and δ-Al-Fe-Si intermetallic phase, their intergrowth and polytype formation. Journal of Alloys and Compounds. volum 780.
    Academic article
  • Bergh, Tina; Johnstone, Duncan N.; Crout, Phillip; Høgås, Simon; Midgley, Paul Anthony; Holmestad, Randi; Vullum, Per Erik; Van Helvoort, Antonius. (2019) Nanocrystal segmentation in scanning precession electron diffraction data. Journal of Microscopy.
    Academic article
  • Grong, Øystein; Sandnes, Lise; Bergh, Tina; Vullum, Per Erik; Holmestad, Randi; Berto, Filippo. (2019) An analytical framework for modelling intermetallic compound (IMC) formation and optimising bond strength in aluminium‐steel welds. Material Design & Processing Communications (MDPC). volum 1 (3).
    Academic article
  • Haugland, Ingrid Bokn; Kjos, Ole Sigmund; Røyset, Arne Karstein; Vullum, Per Erik; Aarhaug, Thor Anders; Halstensen, Maths. (2019) Alumina scale composition and growth rate in distribution pipes. The Minerals, Metals & Materials Series.
    Academic article
  • Høiaas, Ida Marie; Liudi Mulyo, Andreas; Vullum, Per Erik; Kim, Dong Chul; Ahtapodov, Lyubomir; Fimland, Bjørn-Ove; Kishino, Katsumi; Weman, Helge. (2019) GaN/AlGaN nanocolumn ultraviolet light-emitting diode using double-Layer graphene as substrate and transparent electrode. Nano Letters. volum 19 (3).
    Academic article
  • Johannessen, Karen Cecilie; McLoughlin, Nicola; Vullum, Per Erik; Thorseth, Ingunn Hindenes. (2019) On the biogenicity of Fe-oxyhydroxide filaments in silicified low-temperature hydrothermal deposits: Implications for the identification of Fe-oxidizing bacteria in the rock record. Geobiology. volum 18 (1).
    Academic article
  • Liudi Mulyo, Andreas; Rajpalke, Mohana; Kuroe, Haruhiko; Vullum, Per Erik; Weman, Helge; Fimland, Bjørn-Ove; Kishino, Katsumi. (2019) Erratum: Vertical GaN nanocolumns grown on graphene intermediated with a thin AlN buffer layer (Nanotechnology 30 015604). Nanotechnology. volum 30 (4).
    Errata
  • McLoughlin, Nicola; Grosch, Eugene Gerald; Vullum, Per Erik; Guagliardo, Paul; Saunders, Martin; Wacey, David. (2019) Critically testing olivine-hosted putative martian biosignatures in the Yamato 000593 meteorite - Geobiological implications. Geobiology. volum 17 (6).
    Academic article
  • Pham, Ky Nam; Gaukås, Nikolai Helth; Morozov, Maxim; Tybell, Per Thomas Martin; Vullum, Per Erik; Grande, Tor; Einarsrud, Mari-Ann. (2019) Epitaxial K0.5Na0.5NbO3 thin films by aqueous chemical solution deposition. Royal Society Open Science. volum 6 (1).
    Academic article

2018

  • El-Kharbachi, Abdelouahab; Hu, Yang; Sørby, Magnus Helgerud; Mæhlen, Jan Petter; Vullum, Per Erik; Fjellvåg, Helmer; Hauback, Bjørn. (2018) Reversibility of metal-hydride anodes in all-solid-state lithium secondary battery operating at room temperature. Solid State Ionics. volum 317.
    Academic article
  • El-Kharbachi, Abdelouahab; Hu, Yang; Sørby, Magnus Helgerud; Vullum, Per Erik; Mæhlen, Jan Petter; Fjellvåg, Helmer; Hauback, Bjørn. (2018) Understanding Capacity Fading of MgH2 Conversion-Type Anodes via Structural Morphology Changes and Electrochemical Impedance. Journal of Physical Chemistry C. volum 122 (16).
    Academic article
  • Liudi Mulyo, Andreas; Rajpalke, Mohana; Kuroe, Haruhiko; Vullum, Per Erik; Weman, Helge; Fimland, Bjørn-Ove; Kishino, Katsumi. (2018) Vertical GaN nanocolumns grown on graphene intermediated with a thin AlN buffer layer. Nanotechnology. volum 30:049601.
    Academic article
  • Munshi, A Mazid; Kim, Dong-Chul; Heimdal, Carl Philip J; Heilmann, Martin; Christiansen, Silke; Vullum, Per Erik; Van Helvoort, Antonius; Weman, Helge. (2018) Selective area growth of AlGaN nanopyramid arrays on graphene by metal-organic vapor phase epitaxy. Applied Physics Letters. volum 133 (26).
    Academic article
  • Polyakov, Stanislav; Karhu, Eric Andrew; Zamiri, Reza; Moisset, Charles; Iliopoulos, Konstantinos; Vullum, Per Erik; Østerberg, Ulf Lennart; Gibson, Ursula. (2018) Nonlinear optical response and structural properties of MBE-grown Fe:ZnS films. Optical Materials Express. volum 8 (2).
    Academic article
  • Saai, Afaf; Wang, Zhaohui; Pezzotta, Micol; Friis, Jesper; Ratvik, Arne Petter; Vullum, Per Erik. (2018) Multi-scale modelling of titanium diboride degradation using crystal elasticity model and density functional theory. The Minerals, Metals & Materials Series.
    Academic article
  • Undheim, Espen; Vullum, Per Erik; Holmestad, Randi; Arnberg, Lars; Di Sabatino Lundberg, Marisa. (2018) Orientation relationship between b-Si3N4 and Si in multicrystalline silicon ingots for PV applications. Journal of Crystal Growth. volum 495.
    Academic article
  • Wang, Lu; Jiang, Bo; Vullum, Per Erik; Svensson, Ann Mari; Erbe, Andreas; Selbach, Sverre Magnus; Xu, Huailiang; Vullum-Bruer, Fride. (2018) High interfacial charge storage capability of carbonaceous cathodes for Mg batteries. ACS Nano. volum 12 (3).
    Academic article
  • Wang, Lu; Vullum, Per Erik; Asheim, Karina; Wang, Xuehang; Svensson, Ann Mari; Vullum-Bruer, Fride. (2018) High capacity Mg batteries based on surface-controlled electrochemical reactions. Nano Energy. volum 48.
    Academic article

2017

  • Dahl, Paul Inge; Rausseo, Luis César Colmenares; Barnett, Alejandro; Lomas, Scott; Vullum, Per Erik; Kvello, Jannicke Hatlø; Tolchard, Julian R; Hanetho, Sidsel Meli; Mokkelbost, Tommy. (2017) Flame spray pyrolysis of tin oxide-based Pt catalysts for PEM fuel cell applications. MRS Advances. volum 2 (28).
    Academic article
  • El-Kharbachi, Abdelouahab; Andersen, Hanne Flåten; Sørby, Magnus Helgerud; Vullum, Per Erik; Mæhlen, Jan Petter; Hauback, Bjørn. (2017) Morphology effects in MgH2 anode for lithium ion batteries. International Journal of Hydrogen Energy. volum 42 (35).
    Academic article
  • Hallsteinsen, Ingrid; Moreau, Magnus; Chopdekar, R.V.; Christiansen, Emil; Nord, Magnus Kristofer; Vullum, Per Erik; Grepstad, Jostein; Holmestad, Randi; Selbach, Sverre Magnus; Scholl, A; Arenholz, E; Folven, Erik; Tybell, Per Thomas Martin. (2017) Magnetic domain configuration of (111)-oriented LaFeO3 epitaxial thin films. APL Materials. volum 5 (8).
    Academic article
  • Nord, Magnus Kristofer; Vullum, Per Erik; MacLaren, I; Tybell, Per Thomas Martin; Holmestad, Randi. (2017) Atomap - Automated Analysis of Atomic Resolution STEM Images. Microscopy and Microanalysis. volum 23.
    Academic article
  • Nord, Magnus Kristofer; Vullum, Per Erik; MacLaren, Ian; Tybell, Per Thomas Martin; Holmestad, Randi. (2017) Atomap: a new software tool for the automated analysis of atomic resolution images using two-dimensional Gaussian fitting. Advanced Structural and Chemical Imaging. volum 3 (9).
    Academic article
  • Vatanparast, Maryam; Egoavil, Ricardo; Reenaas, Turid Worren; Verbeeck, Johan; Holmestad, Randi; Vullum, Per Erik. (2017) Bandgap measurement of high refractive index materials by off-axis EELS. Ultramicroscopy. volum 182.
    Academic article
  • Vatanparast, Maryam; Vullum, Per Erik; Nord, Magnus Kristofer; Zuo, Jian Min; Reenaas, Turid Worren; Holmestad, Randi. (2017) Strategy for reliable strain measurement in InAs/GaAs materials from high-resolution Z-contrast STEM images. Journal of Physics: Conference Series (JPCS). volum 902.
    Academic article
  • Vatanparast, Maryam; Vullum, Per Erik; Reenaas, Turid Worren; Holmestad, Randi; Nord, Magnus Kristofer. (2017) Methodology to Improve Strain Measurement in III–V Semiconductors Materials. Microscopy and Microanalysis. volum 23 (S1).
    Academic article
  • Vullum, Per Erik; Nord, Magnus Kristofer; Vatanparast, Maryam; Thomassen, Sedsel Fretheim; Boothroyd, Chris; Holmestad, Randi; Fimland, Bjørn-Ove; Reenaas, Turid Worren. (2017) Quantitative strain analysis of InAs/GaAs quantum dot materials. Scientific Reports. volum 7.
    Academic article
  • Vullum-Bruer, Fride; Vullum, Per Erik; Feilberg, Pernille. (2017) Supermikroskoper bidrar til grønt batteriskifte. Gemini.
    Popular scientific article
  • Wang, Lu; Wang, Zhaohui; Vullum, Per Erik; Selbach, Sverre Magnus; Svensson, Ann Mari; Vullum-Bruer, Fride. (2017) Solvent-Controlled Charge Storage Mechanisms of Spinel Oxide Electrodes in Mg Organohaloaluminate Electrolytes. Nano Letters. volum 18 (2).
    Academic article

2016

  • Hallsteinsen, Ingrid; Moreau, Magnus; Grutter, A; Nord, Martin; Vullum, Per Erik; Gilbert, DA; Bolstad, Torstein; Grepstad, Jostein; Holmestad, Randi; Selbach, Sverre Magnus; N'Diaye, AT; Kirby, BJ; Arenholz, E; Tybell, Per Thomas Martin. (2016) Concurrent magnetic and structural reconstructions at the interface of (111)-oriented L a0.7 S r0.3Mn O3/LaFe O3. Physical Review B. Condensed Matter and Materials Physics. volum 94 (20).
    Academic article
  • Hallsteinsen, Ingrid; Nord, Magnus Kristofer; Bolstad, Torstein; Vullum, Per Erik; Boschker, Jos Emiel; Longo, Paulo; Takahashi, Ryota; Holmestad, Randi; Lippmaa, Mikk; Tybell, Per Thomas Martin. (2016) Effect of polar (111)-oriented SrTiO3 on initial perovskite growth. Crystal Growth & Design. volum 16.
    Academic article
  • Nematollahi, Mohammadreza; Yang, Xiaodong; Seim, Eivind; Vullum, Per Erik; Holmestad, Randi; Gibson, Ursula; Reenaas, Turid Worren. (2016) Compositional and structural properties of pulsed laser-deposited ZnS:Cr films. Applied Physics A: Materials Science & Processing. volum 122 (84).
    Academic article
  • Nord, Magnus Kristofer; Vullum, Per Erik; Hallsteinsen, Ingrid; Tybell, Per Thomas Martin; Holmestad, Randi. (2016) Assessing electron beam sensitivity for SrTiO3 and La0.7Sr0.3MnO3 using electron energy loss spectroscopy. Ultramicroscopy. volum 169.
    Academic article
  • Valluvar Oli, Arivazhagan; Schmitz, F.D.; Vullum, Per Erik; Van Helvoort, Antonius; Holst, Bodil. (2016) Atomic resolution imaging of beryl: an investigation of the nano-channel occupation. Journal of Microscopy. volum 265 (2).
    Academic article
  • Wagner, Nils Peter; Vullum, Per Erik; Nord, Magnus Kristofer; Svensson, Ann Mari; Vullum-Bruer, Fride. (2016) On Vanadium Substitution in Li2MnSiO4/C as Positive Electrode for Li-ion Batteries. Journal of Physical Chemistry C. volum 120 (21).
    Academic article
  • Wang, Lu; Asheim, Karina; Vullum, Per Erik; Svensson, Ann Mari; Vullum-Bruer, Fride. (2016) Sponge-like porous manganese(II,III) oxide as a highly efficient cathode material for rechargeable magnesium ion batteries. Chemistry of Materials. volum 28 (18).
    Academic article

2015

  • Cabrera, Enrique; Olibet, Sara; Rudolph, Dominik; Vullum, Per Erik; Kopecek, Radovan; Reinke, Daniel; Herzog, Carmen; Schwaderer, Daniel; Schubert, Gunnar. (2015) Impact of excess phosphorus doping and Si crystalline defects on Ag crystallite nucleation and growth in silver screen-printed Si solar cells. Progress in Photovoltaics. volum 23 (3).
    Academic article
  • Chauton, Matilde Skogen; Skolem, Lotte Maria Beate; Olsen, Lasse Mork; Vullum, Per Erik; Walmsley, John; Vadstein, Olav. (2015) Titanium uptake and incorporation into silica nanostructures by the diatom Pinnularia sp. (Bacillariophyceae). Journal of Applied Phycology. volum 27 (2).
    Academic article
  • Christiansen, Emil; Nord, Magnus Kristofer; Hallsteinsen, Ingrid; Vullum, Per Erik; Tybell, Per Thomas Martin; Holmestad, Randi. (2015) Structural investigation of epitaxial LaFeO_3 thin films on (111) oriented SrTiO_3 by transmission electron microscopy. Journal of Physics: Conference Series (JPCS). volum 644:012002.
    Academic article
  • Dahl, Paul Inge; Thomassen, Magnus Skinlo; Rausseo, Luis César Colmenares; Barnet, Alejandro; Lomas, Scott; Vullum, Per Erik; Hanetho, Sidsel Meli; Mokkelbost, Tommy. (2015) Flame spray pyrolysis of electrode materials for energy applications. Materials Research Society Symposium Proceedings. volum 1747.
    Academic article
  • Fu, Qiang; Rausseo, Luis César Colmenares; Martinez, Umberto; Dahl, Paul Inge; Lastra, Juan Maria García; Vullum, Per Erik; Svenum, Ingeborg-Helene; Vegge, Tejs. (2015) Effect of Sb Segregation on Conductance and Catalytic Activity at Pt/Sb-Doped SnO2 Interface: A Synergetic Computational and Experimental Study. ACS Applied Materials & Interfaces. volum 7 (50).
    Academic article
  • Loland, Thomas Emdal; Sele, Jaran; Einarsrud, Mari-Ann; Vullum, Per Erik; Johnsson, Mats; Wiik, Kjell. (2015) Thermal Conductivity of A-site Cation-Deficient La-Substituted SrTiO3 Produced by Spark Plasma Sintering. Energy Harvesting and Systems. volum 2 (1-2).
    Academic article
  • Nord, Magnus Kristofer; Vullum, Per Erik; Moreau, Magnus; Boschker, Jos Emiel; Selbach, Sverre Magnus; Holmestad, Randi; Tybell, Per Thomas Martin. (2015) Structural phases driven by oxygen vacancies at the La0.7Sr0.3MnO3/SrTiO3 hetero-interface. Applied Physics Letters. volum 106 (4).
    Academic article
  • Pedersen, Leif-Erik Rydland; McLoughlin, Nicola; Vullum, Per Erik; Thorseth, Ingunn Hindenes. (2015) Abiotic and candidate biotic micro-alteration textures in subseafloor basaltic glass: A high-resolution in-situ textural and geochemical investigation. Chemical Geology. volum 410.
    Academic article

2014

  • Lamers, Machteld; Hintzsche, Leif E.; Butler, Keith T.; Vullum, Per Erik; Fang, Chang-Ming; Marsman, Martijn; Jordan, Gerald; Harding, John H.; Kresse, Georg; Weeber, Arthur. (2014) The interface of a-SiNx:H and Si: Linking the nano-scale structure to passivation quality. Solar Energy Materials and Solar Cells. volum 120.
    Academic article

2013

  • Granlund, Håvard; Fløystad, Jostein Bø; Esmaeili, Morteza; Bakken, Eirik Torbjørn; Bech, Martin; Vullum, Per Erik; Andreassen, Erik; Breiby, Dag Werner. (2013) Mapping structural gradients in isotactic polypropylene using scanning wide-angle X-ray scattering. Polymer. volum 54 (7).
    Academic article
  • Hallsteinsen, Ingrid; Boschker, Jos Emiel; Nord, Magnus Kristofer; Lee, S; Rzchowski, M; Vullum, Per Erik; Grepstad, Jostein; Holmestad, Randi; Eom, CB; Tybell, Thomas. (2013) Surface stability of epitaxial La0.7Sr0.3MnO3 thin films on (111)-oriented SrTiO3. Journal of Applied Physics. volum 113 (18).
    Academic article
  • Josefsson, Gabriella; Tanem, Bjørn Steinar; Li, Yanjun; Vullum, Per Erik; Gamstedt, E. Kristofer. (2013) Prediction of elastic properties of nanofibrillated cellulose from micromechanical modeling and nano-structure characterization by transmission electron microscopy. Cellulose. volum 20 (2).
    Academic article
  • Lamers, Machteld; Butler, Keith T; Vullum, Per Erik; Harding, John; Weeber, Arthur. (2013) Characterization of a-SiNx:H layer: Bulk properties, interface with Si and solar cell efficiency. Physica status solidi. A, Applied research. volum 210 (4).
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Emerich, H.; Paskevicius, M.; Buckley, C. E.; Gray, E. MacA.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2013) Crystalline Al1-xTix phases in the hydrogen cycled NaAlH4+0.02TiCl(3) system. Philosophical Magazine. volum 93 (9).
    Academic article
  • Torsæter, Malin; Opedal, Nils van der Tuuk; Vrålstad, Torbjørn; Vullum, Per Erik. (2013) A Visual Journey into the 3D Chemical Nanostructure of Oilwell Cement. 2013 SPE International Symposium on Oilfield Chemistry, The Woodlands, Texas, 8 -10 April 2013.
    Academic chapter/article
  • Zhou, Haitao; Lou, Fengliu; Vullum, Per Erik; Einarsrud, Mari-Ann; Chen, De; Vullum-Bruer, Fride. (2013) 3D aligned-carbon-nanotubes@Li2FeSiO4 arrays as high rate capability cathodes for Li-ion batteries. Nanotechnology. volum 24 (43:435703).
    Academic article

2012

  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Blanchard, Didier; Sulic, M.P.; Emerich, H.; Paskevicius, Mark; Buckley, Craig E.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) The location of Ti containing phases after the completion of the NaAlH4 + xTiCl(3) milling process. Journal of Alloys and Compounds. volum 513.
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Emerich, H.; Paskevicius, Mark; Buckley, Craig E.; Gray, Evan MacA.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) Amorphous Al1-xTix, Al1-xVx, and Al1-xFex phases in the hydrogen cycled TiCl3, VCl3 and FeCl3 enhanced NaAlH4 systems. Journal of Alloys and Compounds. volum 521.
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Emerich, Herman; Paskevicius, Mark; Webb, Colin J.; Gray, Evan MacA.; Buckley, Craig E.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) Hydrogen absorption kinetics and structural features of NaAlH4 enhanced with transition-metal and Ti-based nanoparticles. International Journal of Hydrogen Energy. volum 37 (20).
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Emerich, Hermann; Paskevicius, M.; Buckley, C. E.; Gray, E. MacA.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) A structural review of nanoscopic Al1-xTMx phase formation in the TMCln enhanced NaAlH4 system. Journal of Alloys and Compounds. volum 527.
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Emerich, Hermann; Paskevicius, Mark; Buckley, Craig E.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) Hydrogen Absorption Kinetics of the Transition-Metal-Chloride-Enhanced NaAlH4 System. Journal of Physical Chemistry C. volum 116 (27).
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Sulic, M.P.; Emerich, H.; Paskevicius, Mark; Buckley, Craig E.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) Functionality of the nanoscopic crystalline Al/amorphous Al50Ti50 surface embedded composite observed in the NaAlH4 + xTiCl(3) system after milling. Journal of Alloys and Compounds. volum 514.
    Academic article

2011

  • Butler, Keith T; Vullum, Per Erik; Muggerud, Astrid Marie F; Cabrera, E.; Harding, JH. (2011) Structural and electronic properties of silver/silicon interfaces and implicationsfor solar cell performance. Physical Review B. Condensed Matter and Materials Physics. volum 83 (23).
    Academic article
  • Mokkelbost, Tommy; Fossdal, Anita; Dahl, Øystein; Martinez, Ana Maria Cuellar; Sheridan, Edel; Thomassen, Magnus Skinlo; Vullum, Per Erik; Rodahl, Silje; Svensson, Ann Mari. (2011) Preparation of Silicon Nanostructures for Lithium Ion Battery Anodes. ECS Transactions. volum 35 (34).
    Academic article
  • Vullum, Per Erik; Pitt, Mark P.; Walmsley, John C.; Hauback, Bjørn C.; Holmestad, Randi. (2011) TEM characterization of pure and transition metal enhanced NaAlH4. Journal of Alloys and Compounds. volum 509 (2).
    Academic article
  • Weigand, Christian Carl; Bergren, M.R.; Ladam, Cecile; Tveit, Johannes; Holmestad, Randi; Vullum, Per Erik; Walmsley, John; Dahl, Øystein; Furtak, T.E.; Collins, R.T.; Grepstad, Jostein; Weman, Helge. (2011) Formation of ZnO Nanosheets Grown by Catalyst-Assisted Pulsed Laser Deposition. Crystal Growth & Design. volum 11 (12).
    Academic article

2010

  • Zhou, Dayong; Vullum, Per Erik; Sharma, Gaurav; Thomassen, Sedsel Fretheim; Holmestad, Randi; Reenaas, Turid Worren; Fimland, Bjørn-Ove. (2010) Positioning effects on quantum dot solar cells grown by molecular beam epitaxy. Applied Physics Letters. volum 96 (8).
    Academic article

2009

  • Karlsen, Morten; Einarsrud, Mari-Ann; Lein, Hilde Lea; Grande, Tor; Hjelen, Jarle; Vullum, Per Erik. (2009) Backscatter electron imaging and electron backscatter diffraction characterization of LaCoO3 during in situ compression. Journal of The American Ceramic Society. volum 92 (3).
    Academic article
  • Mokkelbost, Tommy; Lein, Hilde Lea; Vullum, Per Erik; Holmestad, Randi; Grande, Tor; Einarsrud, Mari-Ann. (2009) Thermal and mechanical properties of LaNbO4-based ceramics. Ceramics International. volum 35 (7).
    Academic article
  • Vullum, Per Erik; Pitt, M; Walmsley, John C; Hauback, Bjørn-Christian; Holmestad, Randi. (2009) Observations of nanoscopic, face centered cubic Ti and TiH (x). Applied Physics A: Materials Science & Processing. volum 94 (4).
    Academic article
  • Weigand, Christian Carl; Bergren, Matt; Ladam, Cecile; Vullum, Per Erik; Walmsley, John C; Fagerberg, Ragnar; Furtak, Tom; Collins, Reuben; Grepstad, Jostein; Weman, Helge. (2009) Characterization of ZnO Nanostructures Grown by Pulsed Laser Deposition. Materials Research Society Symposium Proceedings. volum 1174 (V07).
    Academic article

2008

  • Pitt, Mark; Vullum, Per Erik; sørby, M.H.; sulic, M.P.; Jensen, CM; Walmsley, John C; Holmestad, Randi; Hauback, BC. (2008) Structural properties of the nanoscopic Al85Ti15 solid solution observed in the hydrogen-cycled NaAlH4 + 0.1TiCl3 system. Acta Materialia. volum 56 (17).
    Academic article
  • Vullum, Per Erik; Lein, Hilde Lea; Einarsrud, Mari-Ann; Grande, Tor; Holmestad, Randi. (2008) TEM observations of rhombohedral and monoclinic domains in LaCoO3-based ceramics. Philosophical Magazine. volum 88 (8).
    Academic article
  • Vullum, Per Erik; Pitt, Mark; Walmsley, John C; Hauback, Bjørn; Holmestad, Randi. (2008) Transmission electron microscopy characterization of NaAlH4. Journal of Physics: Conference Series (JPCS). volum 126.
    Academic article

2007

  • Vullum, Per Erik; Holmestad, Randi; Lein, Hilde Lea; Mastin, Johann Roland M; Einarsrud, Mari-Ann; Grande, Tor. (2007) Monoclinic ferroelastic domains in LaCoO3-based perovskites. Advanced Materials. volum 19 (24).
    Academic article
  • Vullum, Per Erik; Van Helvoort, Antonius; Holmestad, Randi; Mastin, Johann Roland M; Andersen, Øystein Skottun; Einarsrud, Mari-Ann; Grande, Tor. (2007) Grain boundary analysis and secondary phases in LaCoO3-based perovskites. Journal of Materials Science. volum 42.
    Academic article

2006

  • Lein, Hilde Lea; Andersen, Øystein Skottun; Vullum, Per Erik; Lara-Curzio, E; Holmestad, Randi; Einarsrud, Mari-Ann; Grande, Tor. (2006) Mechanical properties of mixed conducting La0.5Sr0.5Fe1-xCoxO3-delta (0 &lt;= x &lt;= 1) materials. Journal of Solid State Electrochemistry. volum 10 (8).
    Academic article
  • Vullum, Per Erik; Mastin, Johann Roland M; Wright, J; Einarsrud, Mari-Ann; Holmestad, Randi; Grande, Tor. (2006) In situ synchrotron X-ray diffraction of ferroelastic La0.8Ca0.2CoO3 ceramics during uniaxial compression. Acta Materialia. volum 54.
    Academic article

2005

  • Wærnhus, Ivar; Vullum, Per Erik; Holmestad, Randi; Grande, Tor; Wiik, Kjell. (2005) Electronic properties of polycrystalline LaFeO3. Part I: Experimental results and the qualitative role of Schottky defects. Solid State Ionics. volum 176 (37-38).
    Academic article
  • Faaland, Sonia; Grande, Tor; Einarsrud, Mari-Ann; Vullum, Per Erik; Holmestad, Randi. (2005) Stress-strain behavior during compression of polycrystalline La1-xCaCoO3 ceramics. Journal of The American Ceramic Society. volum 88.
    Academic article

Scientific articles

  • Fagerli, Frode Håskjold; Vullum, Per Erik; Grande, Tor; Wang, Zhaohui; Selbach, Sverre Magnus; Wiik, Kjell; Wagner, Nils Peter. (2023) Bulk substitution of F-terminations from Ti3C2Tx MXene by cation pillaring and gas hydrolysation. FlatChem. volum 38.
    Academic article
  • Asheim, Karina; Vullum, Per Erik; Wagner, Nils Peter; Andersen, Hanne Flåten; Mæhlen, Jan Petter; Svensson, Ann Mari. (2022) Improved electrochemical performance and solid electrolyte interphase properties of electrolytes based on lithium bis(fluorosulfonyl)imide for high content silicon anodes. RSC Advances. volum 12 (20).
    Academic article
  • Bisht, Prashant; Kumar, Arvind; Ghosh, Abhishek; Vullum, Per Erik; Sunding, Martin Fleissner; Belle, Branson; Mehta, Bodh R.. (2022) Tailoring the Vertical and Planar Growth of 2D WS<inf>2</inf>Thin Films Using Pulsed Laser Deposition for Enhanced Gas Sensing Properties. ACS Applied Materials & Interfaces. volum 14 (32).
    Academic article
  • Dehghan-Niri, Roya; Tsakoumis, Nikolaos; Voronov, Alexey; Holmen, Anders; Holmestad, Randi; Vullum, Per Erik; Borg, Øyvind; Rytter, Erling; Rønning, Magnus; Walmsley, John. (2022) Nanostructural Analysis of Co-Re/γ-Al<inf>2</inf>O<inf>3</inf> Fischer-Tropsch Catalyst by TEM and XRD. ChemCatChem. volum 14 (11).
    Academic article
  • Dull, Samuel M.; Vinogradova, Olga; Xu, Shicheng; Koshy, David M.; Vullum, Per Erik; Torgersen, Jan; Kirsch, Sebastian; Viswanathan, Venkatasubramanian; Jaramillo, Thomas F.; Prinz, Fritz B.. (2022) Alloyed Pt-Zn Oxygen Reduction Catalysts for Proton Exchange Membrane Fuel Cells. ACS Applied Energy Materials. volum 5 (7).
    Academic article
  • Hunnestad, Kasper Aas; Hatzoglou, Constantinos; Zeeshan, Muhammad; Vullum, Per Erik; Yan, Zewu; Bourret, Edith; Van Helvoort, Antonius; Selbach, Sverre Magnus; Meier, Dennis. (2022) Atomic-scale 3D imaging of individual dopant atoms in an oxide semiconductor. Nature Communications. volum 13 (1).
    Academic article
  • Knies, Jochen Manfred; Schönenberger, Jasmin; Zwingmann, Horst; van der Lelij, Roelant; Smelror, Morten; Vullum, Per Erik; Brönner, Marco; Vogt, Christoph; Fredin, Ola; Müller, Axel; Grasby, Stephen E.; Beauchamp, Benoit; Viola, Giulio. (2022) Continental weathering and recovery from ocean nutrient stress during the Early Triassic Biotic Crisis. Communications Earth & Environment. volum 3 (1).
    Academic article
  • Mazumder, Julaiba Tahsina; Lenka, T.R.; Tripathy, S.K.; Vullum, Per Erik; Menon, P.S.; Lin, F.; Aberle, A.G.. (2022) Investigation of structural, morphological, and optoelectronic properties of Ga-doped TiO2 nanoparticles for electron transport layer in solar cell applications: An experimental and theoretical study. Journal of Physics and Chemistry of Solids. volum 161.
    Academic article
  • Nylund, Inger-Emma; Løndal, Nora Statle; Walker, Julian; Vullum, Per Erik; Einarsrud, Mari-Ann; Grande, Tor. (2022) Cation Disorder in Ferroelectric Ba4M2Nb10O30 (M = Na, K, and Rb)Tetragonal Tungsten Bronzes. Inorganic Chemistry. volum 61 (39).
    Academic article
  • Nylund, Inger-Emma; Zeiger, Caren Regine; Peng, Ding; Vullum, Per Erik; Walker, Julian; Einarsrud, Mari-Ann; Grande, Tor. (2022) Centrosymmetric Tetragonal Tungsten Bronzes A4Bi2Nb10O30 (A = 2 Na, K, Rb) with a Bi 6s Lone Pair. Chemistry of Materials. volum 35 (1).
    Academic article
  • Pacáková, Barbara; Vullum, Per Erik; Kirch, Alexsandro; Breu, Josef; Miranda, Caetano Rodrigues; Fossum, Jon Otto. (2022) Large bandgap insulating superior clay nanosheets. MRS bulletin. volum 47.
    Academic article
  • Sarasini, Fabrizio; Tirillò, Jacopo; Lilli, Matteo; Bracciale, Maria Paola; Vullum, Per Erik; Berto, Filippo; De Bellis, Giovanni; Tamburrano, Alessio; Cavoto, Gianluca; Pandolfi, Francesco; Rago, Ilaria. (2022) Highly aligned growth of carbon nanotube forests with in-situ catalyst generation: A route to multifunctional basalt fibres. Composites Part B: Engineering. volum 243.
    Academic article
  • Solem, Cathrine Kyung Won; Vullum, Per Erik; Tranell, Gabriella; Aune, Ragnhild Elizabeth. (2022) Heat Treatment of Mg-Containing Aluminum Alloys 5182 and 6016 in an Oxidizing Atmosphere with 4% CO2. Light Metals.
    Academic article
  • Behera, Aroop; Harris, Charles; Pete, Douglas; Delker, Collin; Vullum, Per Erik; Benthem, Marta; Koybasi, Ozhan; Taniguchi, Takashi; Watanabe, Kenji; Belle, Branson; Das, Suprem. (2021) High-Performance and Ultralow-Noise Two-Dimensional Heterostructure Field-Effect Transistors with One-Dimensional Electrical Contacts. ACS Applied Electronic Materials. volum 3 (9).
    Academic article
  • Bergh, Tina; Arbo, Siri Marthe; Hagen, Anette Brocks; Blindheim, Jørgen; Friis, Jesper; Khalid, Muhammad Zeeshan; Ringdalen, Inga Gudem; Holmestad, Randi; Westermann, Ida; Vullum, Per Erik. (2021) On intermetallic phases formed during interdiffusion between aluminium alloys and stainless steel. Intermetallics (Barking). volum 142.
    Academic article
  • Bjørkedal, Ole Håvik; Regli, Samuel K.; Nuguid, Rob Jeremiah G.; Vullum, Per Erik; Kröcher, Oliver; Ferri, Davide; Rønning, Magnus. (2021) One-pot synthesis of highly dispersed mesoporous Cu/ZrO2 catalysts for NH3-SCR. Catalysis Today. volum 384-386.
    Academic article
  • Celotto, Ambra; Grong, Øystein; Holmestad, Randi; Sørhaug, Jørgen A; Torgersen, Jan; Vullum, Per Erik; Berto, Filippo. (2021) Preliminary in-situ study of FIB-assisted method for aluminium solid-state welding at the microscale. Procedia Structural Integrity. volum 33.
    Academic article
  • Dull, Sam; Xu, Shicheng; Goh, Timothy; Lee, Dong Un; Higgins, Drew; Orazov, Marat; Koshy, David; Vullum, Per Erik; Kirsch, Sebastian; Huebner, Gerold; Torgersen, Jan; Jaramillo, Thomas F; Prinz, Friedrich. (2021) Bottom-Up Fabrication of Oxygen Reduction Electrodes with Atomic Layer Deposition for High-Power-Density PEMFCs. Cell Reports Physical Science. volum 2 (1).
    Academic article
  • Evans, Donald; Småbråten, Didrik Rene; Holstad, Theodor Secanell; Vullum, Per Erik; Mosberg, Aleksander Buseth; Yan, Zewu; Bourret, Edith; Van Helvoort, Antonius; Selbach, Sverre Magnus; Meier, Dennis. (2021) Observation of Electric-Field-Induced Structural Dislocations in a Ferroelectric Oxide. Nano Letters. volum 21 (8).
    Academic article
  • Guo, Xiaoyang; Vullum, Per Erik; Venvik, Hilde Johnsen. (2021) Inhibition of metal dusting corrosion on Fe-based alloy by combined near surface severe plastic deformation (NS-SPD) and thermochemical treatment. Corrosion Science. volum 190.
    Academic article
  • Jensen, Ingvild Julie Thue; Ali, Ayaz; Zeller, Patrick; Amati, Matteo; Schrade, Matthias; Vullum, Per Erik; Benthem, Marta; Bisht, Prashant; Taniguchi, Takashi; Watanabe, Kenji; Mehta, Bodh R.; Gregoratti, Luca; Belle, Branson. (2021) Direct Observation of Charge Transfer between NOx and Monolayer MoS2 by Operando Scanning Photoelectron Microscopy. ACS Applied Nano Materials. volum 4 (4).
    Academic article
  • Liudi Mulyo, Andreas; Mukherjee, Anjan; Høiaas, Ida Marie; Ahtapodov, Lyubomir; Nilsen, Tron Arne; Toftevaag, Håvard Hem; Vullum, Per Erik; Kishino, Katsumi; Weman, Helge; Fimland, Bjørn-Ove. (2021) Graphene-Based Transparent Conducting Substrates for GaN/AlGaN Nanocolumn Flip-Chip Ultraviolet Light-Emitting Diodes. ACS Applied Nano Materials. volum 4 (9).
    Academic article
  • Mukherjee, Anjan; Ren, Dingding; Vullum, Per Erik; Huh, Junghwan; Fimland, Bjørn-Ove; Weman, Helge. (2021) GaAs/AlGaAs Nanowire Array Solar Cell Grown on Si with Ultrahigh Power-per-Weight Ratio. ACS Photonics. volum 8 (8).
    Academic article
  • Nylund, Inger-Emma; Ræder, Trygve Magnus; Vullum, Per Erik; Grande, Tor. (2021) Epitaxial (100), (110), and (111) BaTiO3 films on SrTiO3 substrates — A transmission electron microscopy study. Journal of Applied Physics. volum 129 (9).
    Academic article
  • Polfus, Jonathan M.; Benthem, Marta; Ali, Ayaz; Barragan-Yani, Daniel; Vullum, Per Erik; Sunding, Martin Fleissner; Taniguchi, Takashi; Watanabe, Kenji; Belle, Branson. (2021) Temperature-Dependent Adhesion in van der Waals Heterostructures. Advanced Materials Interfaces. volum 8 (20).
    Academic article
  • Sandnes, Lise; Bergh, Tina; Grong, Øystein; Holmestad, Randi; Vullum, Per Erik; Berto, Filippo. (2021) Interface Microstructure and Tensile Properties of a Third Generation Aluminium-Steel Butt Weld Produced Using the Hybrid Metal Extrusion & Bonding (HYB) Process. Materials Science & Engineering: A. volum 809.
    Academic article
  • Tsoutsouva, Maria; Regula, G.; Ryningen, B.; Vullum, Per Erik; Mangelinck-Noël, N.; Stokkan, Gaute. (2021) Dynamic observation of dislocation evolution and interaction with twin boundaries in silicon crystal growth using in – situ synchrotron X-ray diffraction imaging. Acta Materialia. volum 210.
    Academic article
  • Vatanparast, Maryam; Shao, Yu-Tsun; Rajpalke, Mohana; Fimland, Bjørn-Ove; Reenaas, Turid Dory; Holmestad, Randi; Vullum, Per Erik; Zuo, Jian Min. (2021) Detecting minute amounts of nitrogen in GaNAs thin films using STEM and CBED. Ultramicroscopy.
    Academic article
  • Xu, Shicheng; Wang, Zhaoxuan; Dull, Sam; Liu, Yunzhi; Lee, Dong Un; Pacheco, Lezama; Orazov, Marat; Vullum, Per Erik; Dadlani, Anup; Vinogradova, Olga; Schindler, Peter; Tam, Qizhan; Schladt, Thomas; Mueller, Jonathan E.; Kirsch, Sebastian; Huebner, Gerold; Higgins, Drew; Torgersen, Jan; Viswanathan, Venkatasubramanian; Jaramillo, Thomas F; Prinz, Friedrich. (2021) Direct Integration of Strained-Pt Catalysts into Proton-Exchange-Membrane Fuel Cells with Atomic Layer Deposition. Advanced Materials. volum 33 (30).
    Academic article
  • Bergh, Tina; Sandnes, Lise; Johnstone, Duncan Neil; Grong, Øystein; Berto, Filippo; Holmestad, Randi; Midgley, Paul Anthony; Vullum, Per Erik. (2020) Microstructural and mechanical characterisation of a second generation hybrid metal extrusion & bonding aluminium-steel butt joint. Materials Characterization.
    Academic article
  • Evans, Donald; Holstad, Theodor Secanell; Mosberg, Aleksander Buseth; Småbråten, Didrik Rene; Vullum, Per Erik; Dadlani, Anup; Shapovalov, Konstantin; Yan, Zewu; Bourret, Edith; Gao, David Zhe; Akola, Jaakko; Torgersen, Jan; Van Helvoort, Antonius; Selbach, Sverre Magnus; Meier, Dennis. (2020) Conductivity control via minimally invasive anti-Frenkel defects in a functional oxide. Nature Materials. volum 19.
    Academic article
  • Guo, Xiaoyang; Vanhaecke, Estelle Marie M.; Vullum, Per Erik; Ma, Jianyu; Panditha Vidana, Daham Sanjaya Gunawardana; Walmsley, John; Chen, De; Venvik, Hilde Johnsen. (2020) Effects of metal dusting relevant exposures of alloy 601 surfaces on carbon formation and oxide development. Catalysis Today.
    Academic article
  • Jayakumari, Sethulakshmy; Vullum, Per Erik; Van Helvoort, Antonius; Tangstad, Merete. (2020) SiC crystalline micro bullets on bio-carbon based charcoal substrate. Journal of Crystal Growth. volum 545.
    Academic article
  • Liudi Mulyo, Andreas; Rajpalke, Mohana; Vullum, Per Erik; Weman, Helge; Kishino, Katsumi; Fimland, Bjørn-Ove. (2020) The influence of AlN buffer layer on the growth of self-assembled GaN nanocolumns on graphene. Scientific Reports. volum 10 (853).
    Academic article
  • Sørgård, Trygve; Song, Seunghan; Vullum, Per Erik; Kores, Cristine; Mølster, Kjell Martin; Laurell, Fredrik; Hawkins, Thomas A.; Ballato, John; Österberg, Ulf Lennart; Gibson, Ursula. (2020) Broadband infrared and THz transmitting silicon core optical fiber. Optical Materials Express. volum 10 (10).
    Academic article
  • Tsoutsouva, Maria; Vullum, Per Erik; Adamczyk, Krzysztof Jan; Di Sabatino Lundberg, Marisa; Stokkan, Gaute. (2020) Interfacial atomic structure and electrical activity of nano-facetted CSL grain boundaries in high-performance multi-crystalline silicon. Journal of Applied Physics. volum 127 (12).
    Academic article
  • Wagner, Nils Peter; Tolchard, Julian R; Tron, Artur; Pollen, Harald Norrud; Gaertner, Heiko; Vullum, Per Erik. (2020) Improved cyclability of Nickel-rich layered oxides. MRS Advances. volum 5 (27/28).
    Academic article
  • Andersen, Hanne Flåten; Foss, Carl Erik Lie; Voje, Jorunn; Tronstad, Ragnar; Mokkelbost, Tommy; Vullum, Per Erik; Ulvestad, Asbjørn; Kirkengen, Martin; Mæhlen, Jan Petter. (2019) Silicon-carbon composite anodes from industrial battery grade silicon. Scientific Reports. volum 9.
    Academic article
  • Arbo, Siri Marthe; Bergh, Tina; Holmedal, Bjørn; Vullum, Per Erik; Westermann, Ida. (2019) Relationship between Al-Ni intermetallic Phases and Bond Strength in Roll Bonded Steel-Aluminum Composites with Nickel Interlayers. Metals. volum 9 (8).
    Academic article
  • Augustin, Matthias; Vullum, Per Erik; Vullum-Bruer, Fride; Svensson, Ann Mari. (2019) Inside the electrode: Looking at cycling products in Li/O2 batteries. Journal of Power Sources. volum 414.
    Academic article
  • Becker, Hanka; Bergh, Tina; Vullum, Per Erik; Leineweber, Andreas; Li, Yanjun. (2019) Effect of Mn and cooling rates on α-, β- and δ-Al–Fe–Si intermetallic phase formation in a secondary Al–Si alloy. Materialia. volum 5.
    Academic article
  • Becker, Hanka; Bergh, Tina; Vullum, Per Erik; Leineweber, Andreas; Li, Yanjun. (2019) β- and δ-Al-Fe-Si intermetallic phase, their intergrowth and polytype formation. Journal of Alloys and Compounds. volum 780.
    Academic article
  • Bergh, Tina; Johnstone, Duncan N.; Crout, Phillip; Høgås, Simon; Midgley, Paul Anthony; Holmestad, Randi; Vullum, Per Erik; Van Helvoort, Antonius. (2019) Nanocrystal segmentation in scanning precession electron diffraction data. Journal of Microscopy.
    Academic article
  • Grong, Øystein; Sandnes, Lise; Bergh, Tina; Vullum, Per Erik; Holmestad, Randi; Berto, Filippo. (2019) An analytical framework for modelling intermetallic compound (IMC) formation and optimising bond strength in aluminium‐steel welds. Material Design & Processing Communications (MDPC). volum 1 (3).
    Academic article
  • Haugland, Ingrid Bokn; Kjos, Ole Sigmund; Røyset, Arne Karstein; Vullum, Per Erik; Aarhaug, Thor Anders; Halstensen, Maths. (2019) Alumina scale composition and growth rate in distribution pipes. The Minerals, Metals & Materials Series.
    Academic article
  • Høiaas, Ida Marie; Liudi Mulyo, Andreas; Vullum, Per Erik; Kim, Dong Chul; Ahtapodov, Lyubomir; Fimland, Bjørn-Ove; Kishino, Katsumi; Weman, Helge. (2019) GaN/AlGaN nanocolumn ultraviolet light-emitting diode using double-Layer graphene as substrate and transparent electrode. Nano Letters. volum 19 (3).
    Academic article
  • Johannessen, Karen Cecilie; McLoughlin, Nicola; Vullum, Per Erik; Thorseth, Ingunn Hindenes. (2019) On the biogenicity of Fe-oxyhydroxide filaments in silicified low-temperature hydrothermal deposits: Implications for the identification of Fe-oxidizing bacteria in the rock record. Geobiology. volum 18 (1).
    Academic article
  • McLoughlin, Nicola; Grosch, Eugene Gerald; Vullum, Per Erik; Guagliardo, Paul; Saunders, Martin; Wacey, David. (2019) Critically testing olivine-hosted putative martian biosignatures in the Yamato 000593 meteorite - Geobiological implications. Geobiology. volum 17 (6).
    Academic article
  • Pham, Ky Nam; Gaukås, Nikolai Helth; Morozov, Maxim; Tybell, Per Thomas Martin; Vullum, Per Erik; Grande, Tor; Einarsrud, Mari-Ann. (2019) Epitaxial K0.5Na0.5NbO3 thin films by aqueous chemical solution deposition. Royal Society Open Science. volum 6 (1).
    Academic article
  • El-Kharbachi, Abdelouahab; Hu, Yang; Sørby, Magnus Helgerud; Mæhlen, Jan Petter; Vullum, Per Erik; Fjellvåg, Helmer; Hauback, Bjørn. (2018) Reversibility of metal-hydride anodes in all-solid-state lithium secondary battery operating at room temperature. Solid State Ionics. volum 317.
    Academic article
  • El-Kharbachi, Abdelouahab; Hu, Yang; Sørby, Magnus Helgerud; Vullum, Per Erik; Mæhlen, Jan Petter; Fjellvåg, Helmer; Hauback, Bjørn. (2018) Understanding Capacity Fading of MgH2 Conversion-Type Anodes via Structural Morphology Changes and Electrochemical Impedance. Journal of Physical Chemistry C. volum 122 (16).
    Academic article
  • Liudi Mulyo, Andreas; Rajpalke, Mohana; Kuroe, Haruhiko; Vullum, Per Erik; Weman, Helge; Fimland, Bjørn-Ove; Kishino, Katsumi. (2018) Vertical GaN nanocolumns grown on graphene intermediated with a thin AlN buffer layer. Nanotechnology. volum 30:049601.
    Academic article
  • Munshi, A Mazid; Kim, Dong-Chul; Heimdal, Carl Philip J; Heilmann, Martin; Christiansen, Silke; Vullum, Per Erik; Van Helvoort, Antonius; Weman, Helge. (2018) Selective area growth of AlGaN nanopyramid arrays on graphene by metal-organic vapor phase epitaxy. Applied Physics Letters. volum 133 (26).
    Academic article
  • Polyakov, Stanislav; Karhu, Eric Andrew; Zamiri, Reza; Moisset, Charles; Iliopoulos, Konstantinos; Vullum, Per Erik; Østerberg, Ulf Lennart; Gibson, Ursula. (2018) Nonlinear optical response and structural properties of MBE-grown Fe:ZnS films. Optical Materials Express. volum 8 (2).
    Academic article
  • Saai, Afaf; Wang, Zhaohui; Pezzotta, Micol; Friis, Jesper; Ratvik, Arne Petter; Vullum, Per Erik. (2018) Multi-scale modelling of titanium diboride degradation using crystal elasticity model and density functional theory. The Minerals, Metals & Materials Series.
    Academic article
  • Undheim, Espen; Vullum, Per Erik; Holmestad, Randi; Arnberg, Lars; Di Sabatino Lundberg, Marisa. (2018) Orientation relationship between b-Si3N4 and Si in multicrystalline silicon ingots for PV applications. Journal of Crystal Growth. volum 495.
    Academic article
  • Wang, Lu; Jiang, Bo; Vullum, Per Erik; Svensson, Ann Mari; Erbe, Andreas; Selbach, Sverre Magnus; Xu, Huailiang; Vullum-Bruer, Fride. (2018) High interfacial charge storage capability of carbonaceous cathodes for Mg batteries. ACS Nano. volum 12 (3).
    Academic article
  • Wang, Lu; Vullum, Per Erik; Asheim, Karina; Wang, Xuehang; Svensson, Ann Mari; Vullum-Bruer, Fride. (2018) High capacity Mg batteries based on surface-controlled electrochemical reactions. Nano Energy. volum 48.
    Academic article
  • Dahl, Paul Inge; Rausseo, Luis César Colmenares; Barnett, Alejandro; Lomas, Scott; Vullum, Per Erik; Kvello, Jannicke Hatlø; Tolchard, Julian R; Hanetho, Sidsel Meli; Mokkelbost, Tommy. (2017) Flame spray pyrolysis of tin oxide-based Pt catalysts for PEM fuel cell applications. MRS Advances. volum 2 (28).
    Academic article
  • El-Kharbachi, Abdelouahab; Andersen, Hanne Flåten; Sørby, Magnus Helgerud; Vullum, Per Erik; Mæhlen, Jan Petter; Hauback, Bjørn. (2017) Morphology effects in MgH2 anode for lithium ion batteries. International Journal of Hydrogen Energy. volum 42 (35).
    Academic article
  • Hallsteinsen, Ingrid; Moreau, Magnus; Chopdekar, R.V.; Christiansen, Emil; Nord, Magnus Kristofer; Vullum, Per Erik; Grepstad, Jostein; Holmestad, Randi; Selbach, Sverre Magnus; Scholl, A; Arenholz, E; Folven, Erik; Tybell, Per Thomas Martin. (2017) Magnetic domain configuration of (111)-oriented LaFeO3 epitaxial thin films. APL Materials. volum 5 (8).
    Academic article
  • Nord, Magnus Kristofer; Vullum, Per Erik; MacLaren, I; Tybell, Per Thomas Martin; Holmestad, Randi. (2017) Atomap - Automated Analysis of Atomic Resolution STEM Images. Microscopy and Microanalysis. volum 23.
    Academic article
  • Nord, Magnus Kristofer; Vullum, Per Erik; MacLaren, Ian; Tybell, Per Thomas Martin; Holmestad, Randi. (2017) Atomap: a new software tool for the automated analysis of atomic resolution images using two-dimensional Gaussian fitting. Advanced Structural and Chemical Imaging. volum 3 (9).
    Academic article
  • Vatanparast, Maryam; Egoavil, Ricardo; Reenaas, Turid Worren; Verbeeck, Johan; Holmestad, Randi; Vullum, Per Erik. (2017) Bandgap measurement of high refractive index materials by off-axis EELS. Ultramicroscopy. volum 182.
    Academic article
  • Vatanparast, Maryam; Vullum, Per Erik; Nord, Magnus Kristofer; Zuo, Jian Min; Reenaas, Turid Worren; Holmestad, Randi. (2017) Strategy for reliable strain measurement in InAs/GaAs materials from high-resolution Z-contrast STEM images. Journal of Physics: Conference Series (JPCS). volum 902.
    Academic article
  • Vatanparast, Maryam; Vullum, Per Erik; Reenaas, Turid Worren; Holmestad, Randi; Nord, Magnus Kristofer. (2017) Methodology to Improve Strain Measurement in III–V Semiconductors Materials. Microscopy and Microanalysis. volum 23 (S1).
    Academic article
  • Vullum, Per Erik; Nord, Magnus Kristofer; Vatanparast, Maryam; Thomassen, Sedsel Fretheim; Boothroyd, Chris; Holmestad, Randi; Fimland, Bjørn-Ove; Reenaas, Turid Worren. (2017) Quantitative strain analysis of InAs/GaAs quantum dot materials. Scientific Reports. volum 7.
    Academic article
  • Wang, Lu; Wang, Zhaohui; Vullum, Per Erik; Selbach, Sverre Magnus; Svensson, Ann Mari; Vullum-Bruer, Fride. (2017) Solvent-Controlled Charge Storage Mechanisms of Spinel Oxide Electrodes in Mg Organohaloaluminate Electrolytes. Nano Letters. volum 18 (2).
    Academic article
  • Hallsteinsen, Ingrid; Moreau, Magnus; Grutter, A; Nord, Martin; Vullum, Per Erik; Gilbert, DA; Bolstad, Torstein; Grepstad, Jostein; Holmestad, Randi; Selbach, Sverre Magnus; N'Diaye, AT; Kirby, BJ; Arenholz, E; Tybell, Per Thomas Martin. (2016) Concurrent magnetic and structural reconstructions at the interface of (111)-oriented L a0.7 S r0.3Mn O3/LaFe O3. Physical Review B. Condensed Matter and Materials Physics. volum 94 (20).
    Academic article
  • Hallsteinsen, Ingrid; Nord, Magnus Kristofer; Bolstad, Torstein; Vullum, Per Erik; Boschker, Jos Emiel; Longo, Paulo; Takahashi, Ryota; Holmestad, Randi; Lippmaa, Mikk; Tybell, Per Thomas Martin. (2016) Effect of polar (111)-oriented SrTiO3 on initial perovskite growth. Crystal Growth & Design. volum 16.
    Academic article
  • Nematollahi, Mohammadreza; Yang, Xiaodong; Seim, Eivind; Vullum, Per Erik; Holmestad, Randi; Gibson, Ursula; Reenaas, Turid Worren. (2016) Compositional and structural properties of pulsed laser-deposited ZnS:Cr films. Applied Physics A: Materials Science & Processing. volum 122 (84).
    Academic article
  • Nord, Magnus Kristofer; Vullum, Per Erik; Hallsteinsen, Ingrid; Tybell, Per Thomas Martin; Holmestad, Randi. (2016) Assessing electron beam sensitivity for SrTiO3 and La0.7Sr0.3MnO3 using electron energy loss spectroscopy. Ultramicroscopy. volum 169.
    Academic article
  • Valluvar Oli, Arivazhagan; Schmitz, F.D.; Vullum, Per Erik; Van Helvoort, Antonius; Holst, Bodil. (2016) Atomic resolution imaging of beryl: an investigation of the nano-channel occupation. Journal of Microscopy. volum 265 (2).
    Academic article
  • Wagner, Nils Peter; Vullum, Per Erik; Nord, Magnus Kristofer; Svensson, Ann Mari; Vullum-Bruer, Fride. (2016) On Vanadium Substitution in Li2MnSiO4/C as Positive Electrode for Li-ion Batteries. Journal of Physical Chemistry C. volum 120 (21).
    Academic article
  • Wang, Lu; Asheim, Karina; Vullum, Per Erik; Svensson, Ann Mari; Vullum-Bruer, Fride. (2016) Sponge-like porous manganese(II,III) oxide as a highly efficient cathode material for rechargeable magnesium ion batteries. Chemistry of Materials. volum 28 (18).
    Academic article
  • Cabrera, Enrique; Olibet, Sara; Rudolph, Dominik; Vullum, Per Erik; Kopecek, Radovan; Reinke, Daniel; Herzog, Carmen; Schwaderer, Daniel; Schubert, Gunnar. (2015) Impact of excess phosphorus doping and Si crystalline defects on Ag crystallite nucleation and growth in silver screen-printed Si solar cells. Progress in Photovoltaics. volum 23 (3).
    Academic article
  • Chauton, Matilde Skogen; Skolem, Lotte Maria Beate; Olsen, Lasse Mork; Vullum, Per Erik; Walmsley, John; Vadstein, Olav. (2015) Titanium uptake and incorporation into silica nanostructures by the diatom Pinnularia sp. (Bacillariophyceae). Journal of Applied Phycology. volum 27 (2).
    Academic article
  • Christiansen, Emil; Nord, Magnus Kristofer; Hallsteinsen, Ingrid; Vullum, Per Erik; Tybell, Per Thomas Martin; Holmestad, Randi. (2015) Structural investigation of epitaxial LaFeO_3 thin films on (111) oriented SrTiO_3 by transmission electron microscopy. Journal of Physics: Conference Series (JPCS). volum 644:012002.
    Academic article
  • Dahl, Paul Inge; Thomassen, Magnus Skinlo; Rausseo, Luis César Colmenares; Barnet, Alejandro; Lomas, Scott; Vullum, Per Erik; Hanetho, Sidsel Meli; Mokkelbost, Tommy. (2015) Flame spray pyrolysis of electrode materials for energy applications. Materials Research Society Symposium Proceedings. volum 1747.
    Academic article
  • Fu, Qiang; Rausseo, Luis César Colmenares; Martinez, Umberto; Dahl, Paul Inge; Lastra, Juan Maria García; Vullum, Per Erik; Svenum, Ingeborg-Helene; Vegge, Tejs. (2015) Effect of Sb Segregation on Conductance and Catalytic Activity at Pt/Sb-Doped SnO2 Interface: A Synergetic Computational and Experimental Study. ACS Applied Materials & Interfaces. volum 7 (50).
    Academic article
  • Loland, Thomas Emdal; Sele, Jaran; Einarsrud, Mari-Ann; Vullum, Per Erik; Johnsson, Mats; Wiik, Kjell. (2015) Thermal Conductivity of A-site Cation-Deficient La-Substituted SrTiO3 Produced by Spark Plasma Sintering. Energy Harvesting and Systems. volum 2 (1-2).
    Academic article
  • Nord, Magnus Kristofer; Vullum, Per Erik; Moreau, Magnus; Boschker, Jos Emiel; Selbach, Sverre Magnus; Holmestad, Randi; Tybell, Per Thomas Martin. (2015) Structural phases driven by oxygen vacancies at the La0.7Sr0.3MnO3/SrTiO3 hetero-interface. Applied Physics Letters. volum 106 (4).
    Academic article
  • Pedersen, Leif-Erik Rydland; McLoughlin, Nicola; Vullum, Per Erik; Thorseth, Ingunn Hindenes. (2015) Abiotic and candidate biotic micro-alteration textures in subseafloor basaltic glass: A high-resolution in-situ textural and geochemical investigation. Chemical Geology. volum 410.
    Academic article
  • Lamers, Machteld; Hintzsche, Leif E.; Butler, Keith T.; Vullum, Per Erik; Fang, Chang-Ming; Marsman, Martijn; Jordan, Gerald; Harding, John H.; Kresse, Georg; Weeber, Arthur. (2014) The interface of a-SiNx:H and Si: Linking the nano-scale structure to passivation quality. Solar Energy Materials and Solar Cells. volum 120.
    Academic article
  • Granlund, Håvard; Fløystad, Jostein Bø; Esmaeili, Morteza; Bakken, Eirik Torbjørn; Bech, Martin; Vullum, Per Erik; Andreassen, Erik; Breiby, Dag Werner. (2013) Mapping structural gradients in isotactic polypropylene using scanning wide-angle X-ray scattering. Polymer. volum 54 (7).
    Academic article
  • Hallsteinsen, Ingrid; Boschker, Jos Emiel; Nord, Magnus Kristofer; Lee, S; Rzchowski, M; Vullum, Per Erik; Grepstad, Jostein; Holmestad, Randi; Eom, CB; Tybell, Thomas. (2013) Surface stability of epitaxial La0.7Sr0.3MnO3 thin films on (111)-oriented SrTiO3. Journal of Applied Physics. volum 113 (18).
    Academic article
  • Josefsson, Gabriella; Tanem, Bjørn Steinar; Li, Yanjun; Vullum, Per Erik; Gamstedt, E. Kristofer. (2013) Prediction of elastic properties of nanofibrillated cellulose from micromechanical modeling and nano-structure characterization by transmission electron microscopy. Cellulose. volum 20 (2).
    Academic article
  • Lamers, Machteld; Butler, Keith T; Vullum, Per Erik; Harding, John; Weeber, Arthur. (2013) Characterization of a-SiNx:H layer: Bulk properties, interface with Si and solar cell efficiency. Physica status solidi. A, Applied research. volum 210 (4).
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Emerich, H.; Paskevicius, M.; Buckley, C. E.; Gray, E. MacA.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2013) Crystalline Al1-xTix phases in the hydrogen cycled NaAlH4+0.02TiCl(3) system. Philosophical Magazine. volum 93 (9).
    Academic article
  • Zhou, Haitao; Lou, Fengliu; Vullum, Per Erik; Einarsrud, Mari-Ann; Chen, De; Vullum-Bruer, Fride. (2013) 3D aligned-carbon-nanotubes@Li2FeSiO4 arrays as high rate capability cathodes for Li-ion batteries. Nanotechnology. volum 24 (43:435703).
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Blanchard, Didier; Sulic, M.P.; Emerich, H.; Paskevicius, Mark; Buckley, Craig E.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) The location of Ti containing phases after the completion of the NaAlH4 + xTiCl(3) milling process. Journal of Alloys and Compounds. volum 513.
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Emerich, H.; Paskevicius, Mark; Buckley, Craig E.; Gray, Evan MacA.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) Amorphous Al1-xTix, Al1-xVx, and Al1-xFex phases in the hydrogen cycled TiCl3, VCl3 and FeCl3 enhanced NaAlH4 systems. Journal of Alloys and Compounds. volum 521.
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Emerich, Herman; Paskevicius, Mark; Webb, Colin J.; Gray, Evan MacA.; Buckley, Craig E.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) Hydrogen absorption kinetics and structural features of NaAlH4 enhanced with transition-metal and Ti-based nanoparticles. International Journal of Hydrogen Energy. volum 37 (20).
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Emerich, Hermann; Paskevicius, M.; Buckley, C. E.; Gray, E. MacA.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) A structural review of nanoscopic Al1-xTMx phase formation in the TMCln enhanced NaAlH4 system. Journal of Alloys and Compounds. volum 527.
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Emerich, Hermann; Paskevicius, Mark; Buckley, Craig E.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) Hydrogen Absorption Kinetics of the Transition-Metal-Chloride-Enhanced NaAlH4 System. Journal of Physical Chemistry C. volum 116 (27).
    Academic article
  • Pitt, Mark; Vullum, Per Erik; Sørby, Magnus Helgerud; Sulic, M.P.; Emerich, H.; Paskevicius, Mark; Buckley, Craig E.; Walmsley, John; Holmestad, Randi; Hauback, Bjørn. (2012) Functionality of the nanoscopic crystalline Al/amorphous Al50Ti50 surface embedded composite observed in the NaAlH4 + xTiCl(3) system after milling. Journal of Alloys and Compounds. volum 514.
    Academic article
  • Butler, Keith T; Vullum, Per Erik; Muggerud, Astrid Marie F; Cabrera, E.; Harding, JH. (2011) Structural and electronic properties of silver/silicon interfaces and implicationsfor solar cell performance. Physical Review B. Condensed Matter and Materials Physics. volum 83 (23).
    Academic article
  • Mokkelbost, Tommy; Fossdal, Anita; Dahl, Øystein; Martinez, Ana Maria Cuellar; Sheridan, Edel; Thomassen, Magnus Skinlo; Vullum, Per Erik; Rodahl, Silje; Svensson, Ann Mari. (2011) Preparation of Silicon Nanostructures for Lithium Ion Battery Anodes. ECS Transactions. volum 35 (34).
    Academic article
  • Vullum, Per Erik; Pitt, Mark P.; Walmsley, John C.; Hauback, Bjørn C.; Holmestad, Randi. (2011) TEM characterization of pure and transition metal enhanced NaAlH4. Journal of Alloys and Compounds. volum 509 (2).
    Academic article
  • Weigand, Christian Carl; Bergren, M.R.; Ladam, Cecile; Tveit, Johannes; Holmestad, Randi; Vullum, Per Erik; Walmsley, John; Dahl, Øystein; Furtak, T.E.; Collins, R.T.; Grepstad, Jostein; Weman, Helge. (2011) Formation of ZnO Nanosheets Grown by Catalyst-Assisted Pulsed Laser Deposition. Crystal Growth & Design. volum 11 (12).
    Academic article
  • Zhou, Dayong; Vullum, Per Erik; Sharma, Gaurav; Thomassen, Sedsel Fretheim; Holmestad, Randi; Reenaas, Turid Worren; Fimland, Bjørn-Ove. (2010) Positioning effects on quantum dot solar cells grown by molecular beam epitaxy. Applied Physics Letters. volum 96 (8).
    Academic article
  • Karlsen, Morten; Einarsrud, Mari-Ann; Lein, Hilde Lea; Grande, Tor; Hjelen, Jarle; Vullum, Per Erik. (2009) Backscatter electron imaging and electron backscatter diffraction characterization of LaCoO3 during in situ compression. Journal of The American Ceramic Society. volum 92 (3).
    Academic article
  • Mokkelbost, Tommy; Lein, Hilde Lea; Vullum, Per Erik; Holmestad, Randi; Grande, Tor; Einarsrud, Mari-Ann. (2009) Thermal and mechanical properties of LaNbO4-based ceramics. Ceramics International. volum 35 (7).
    Academic article
  • Vullum, Per Erik; Pitt, M; Walmsley, John C; Hauback, Bjørn-Christian; Holmestad, Randi. (2009) Observations of nanoscopic, face centered cubic Ti and TiH (x). Applied Physics A: Materials Science & Processing. volum 94 (4).
    Academic article
  • Weigand, Christian Carl; Bergren, Matt; Ladam, Cecile; Vullum, Per Erik; Walmsley, John C; Fagerberg, Ragnar; Furtak, Tom; Collins, Reuben; Grepstad, Jostein; Weman, Helge. (2009) Characterization of ZnO Nanostructures Grown by Pulsed Laser Deposition. Materials Research Society Symposium Proceedings. volum 1174 (V07).
    Academic article
  • Pitt, Mark; Vullum, Per Erik; sørby, M.H.; sulic, M.P.; Jensen, CM; Walmsley, John C; Holmestad, Randi; Hauback, BC. (2008) Structural properties of the nanoscopic Al85Ti15 solid solution observed in the hydrogen-cycled NaAlH4 + 0.1TiCl3 system. Acta Materialia. volum 56 (17).
    Academic article
  • Vullum, Per Erik; Lein, Hilde Lea; Einarsrud, Mari-Ann; Grande, Tor; Holmestad, Randi. (2008) TEM observations of rhombohedral and monoclinic domains in LaCoO3-based ceramics. Philosophical Magazine. volum 88 (8).
    Academic article
  • Vullum, Per Erik; Pitt, Mark; Walmsley, John C; Hauback, Bjørn; Holmestad, Randi. (2008) Transmission electron microscopy characterization of NaAlH4. Journal of Physics: Conference Series (JPCS). volum 126.
    Academic article
  • Vullum, Per Erik; Holmestad, Randi; Lein, Hilde Lea; Mastin, Johann Roland M; Einarsrud, Mari-Ann; Grande, Tor. (2007) Monoclinic ferroelastic domains in LaCoO3-based perovskites. Advanced Materials. volum 19 (24).
    Academic article
  • Vullum, Per Erik; Van Helvoort, Antonius; Holmestad, Randi; Mastin, Johann Roland M; Andersen, Øystein Skottun; Einarsrud, Mari-Ann; Grande, Tor. (2007) Grain boundary analysis and secondary phases in LaCoO3-based perovskites. Journal of Materials Science. volum 42.
    Academic article
  • Lein, Hilde Lea; Andersen, Øystein Skottun; Vullum, Per Erik; Lara-Curzio, E; Holmestad, Randi; Einarsrud, Mari-Ann; Grande, Tor. (2006) Mechanical properties of mixed conducting La0.5Sr0.5Fe1-xCoxO3-delta (0 &lt;= x &lt;= 1) materials. Journal of Solid State Electrochemistry. volum 10 (8).
    Academic article
  • Vullum, Per Erik; Mastin, Johann Roland M; Wright, J; Einarsrud, Mari-Ann; Holmestad, Randi; Grande, Tor. (2006) In situ synchrotron X-ray diffraction of ferroelastic La0.8Ca0.2CoO3 ceramics during uniaxial compression. Acta Materialia. volum 54.
    Academic article
  • Wærnhus, Ivar; Vullum, Per Erik; Holmestad, Randi; Grande, Tor; Wiik, Kjell. (2005) Electronic properties of polycrystalline LaFeO3. Part I: Experimental results and the qualitative role of Schottky defects. Solid State Ionics. volum 176 (37-38).
    Academic article
  • Faaland, Sonia; Grande, Tor; Einarsrud, Mari-Ann; Vullum, Per Erik; Holmestad, Randi. (2005) Stress-strain behavior during compression of polycrystalline La1-xCaCoO3 ceramics. Journal of The American Ceramic Society. volum 88.
    Academic article

Journal publications

  • Solem, Cathrine Kyung Won; Vullum, Per Erik; Ebadi, Mahsa; Tranell, Gabriella; Aune, Ragnhild Elizabeth. (2022) The Role of CO2 in the Oxidation-Protection of Mg-Containing Aluminum Alloys. Metallurgical and Materials Transactions B.
    Short communication
  • Evans, Donald M.; Holstad, Theodor Secanell; Mosberg, Aleksander B.; Småbråten, Didrik R.; Vullum, Per Erik; Dadlani, Anup; Shapovalov, Konstantin; Yan, Zewu; Bourret, Edith; Gao, David; Akola, Jaakko; Torgersen, Jan; van Helvoort, Antonius T. J.; Selbach, Sverre Magnus; Meier, Dennis. (2021) Publisher Correction: Conductivity control via minimally invasive anti-Frenkel defects in a functional oxide (Nature Materials, (2020), 19, 11, (1195-1200), 10.1038/s41563-020-0765-x). Nature Materials. volum 20 (5).
    Errata
  • Evans, Donald M.; Holstad, Theodor Secanell; Mosberg, Aleksander B.; Småbråten, Didrik Rene; Vullum, Per Erik; Dadlani, Anup L.; Shapovalov, Konstantin; Yan, Zewu; Bourret, Edith; Gao, David Zhe; Akola, Jaakko; Torgersen, Jan; Van Helvoort, Antonius; Selbach, Sverre Magnus; Meier, Dennis. (2020) Publisher Correction: Conductivity control via minimally invasive anti-Frenkel defects in a functional oxide (Nature Materials, (2020), 19, 11, (1195-1200), 10.1038/s41563-020-0765-x). Nature Materials. volum 19 (11).
    Errata
  • Liudi Mulyo, Andreas; Rajpalke, Mohana; Kuroe, Haruhiko; Vullum, Per Erik; Weman, Helge; Fimland, Bjørn-Ove; Kishino, Katsumi. (2019) Erratum: Vertical GaN nanocolumns grown on graphene intermediated with a thin AlN buffer layer (Nanotechnology 30 015604). Nanotechnology. volum 30 (4).
    Errata
  • Vullum-Bruer, Fride; Vullum, Per Erik; Feilberg, Pernille. (2017) Supermikroskoper bidrar til grønt batteriskifte. Gemini.
    Popular scientific article

Part of book/report

  • Torsæter, Malin; Opedal, Nils van der Tuuk; Vrålstad, Torbjørn; Vullum, Per Erik. (2013) A Visual Journey into the 3D Chemical Nanostructure of Oilwell Cement. 2013 SPE International Symposium on Oilfield Chemistry, The Woodlands, Texas, 8 -10 April 2013.
    Academic chapter/article

Media

2022

  • Academic lecture
    Asheim, Karina; Vullum, Per Erik; Holsen, Ingrid; Wagner, Nils Peter; Renman, Viktor; Blanco, Maria Valeria; Mæhlen, Jan Petter; Svensson, Ann Mari. (2022) Performance of micron-sized silicon anodes and NMC cathodes in full cells with LiFSI-based electrolytes. International Society of Electrochemistry, 32nd topical meeting . International Society of Electrochemistry; Stockholm. 2022-06-20 - 2022-06-22.
  • Academic lecture
    Bergh, Tina; Fyhn, Hursanay; Sandnes, Lise; Blindheim, Jørgen; Grong, Øystein; Holmestad, Randi; Berto, Filippo; Vullum, Per Erik. (2022) Hybrid metal extrusion & bonding for multi-material welding of aluminium alloys to copper, steel, and titanium. ICAA 18 ; Toyama. 2022-09-04 - 2022-09-08.
  • Poster
    Celotto, Ambra; Grong, Øystein; Holmestad, Randi; Sørhaug, Jørgen A; Vullum, Per Erik; Wan, Di; Berto, Filippo. (2022) Unconventional use of Ga+ FIB and Xe+ Plasma-FIB for performing and investigating microscale cold-welding of dissimilar aluminium alloys. 1st National Junior Scientist Research Conference in Nanoscience and Nanotechnology . Research School TNNN; Trondheim. 2022-11-30 - 2022-12-02.
  • Lecture
    Celotto, Ambra; Grong, Øystein; Holmestad, Randi; Vullum, Per Erik; Wan, Di; Sørhaug, Jørgen A; Berto, Filippo. (2022) Cold bonding aluminium in a Focused Ion Beam microscope: development and qualitative in-situ assessment of the microscale technique. 2nd Mediterranean Conference on Fracture and Structural Integrity (MedFract2) . AGFME, GSEMM, IGF, SEIE-GEF; Catania. 2022-02-14 - 2022-02-16.
  • Lecture
    Celotto, Ambra; Grong, Øystein; Vullum, Per Erik; Wan, Di; Berto, Filippo. (2022) Microsaldature di alluminio allo stato solido tramite microscopio a fascio di ioni focalizzato. 39th National Conference of the Italian Association of Metallurgy . Italian Association of Metallurgy; Padova. 2022-09-21 - 2022-09-23.
  • Lecture
    Celotto, Ambra; Grong, Øystein; Wan, Di; Vullum, Per Erik; Holmestad, Randi; Sørhaug, Jørgen A; Berto, Filippo. (2022) Cold Pressure Welding of aluminium: conventional and FIB-assisted microscale techniques. ECF23 European Conference on Fracture 2022 . ESIS European Structural Integrity Society; Madeira. 2022-06-27 - 2022-07-01.
  • Poster
    Celotto, Ambra; Vullum, Per Erik; Holmestad, Randi. (2022) Scanning transmission electron microscopy investigations on an Al-Al joint interface made using FIB-assisted cold welding. Konferanse . TNNN; Trondheim. 2022-11-30 - 2022-12-02.
  • Academic lecture
    Hunnestad, Kasper Aas; Hatzoglou, Constantinos; Khalid, Muhammad Zeeshan; Vullum, Per Erik; Zewu, Yan; Bourret, Edith; Van Helvoort, Antonius; Selbach, Sverre Magnus; Meier, Dennis. (2022) Atomic-Level Imaging and Quantification of Dopants in a Semiconducting Complex Oxide. MRS spring meeting . Material research society; 2022-05-10.
  • Academic lecture
    Mukherjee, Anjan; Ren, Dingding; Vullum, Per Erik; Huh, Junghwan; Fimland, Bjørn Ove Myking; Weman, Helge. (2022) Axial GaAs/AlGaAs Nanowire Solar Cell on Si with Ultra-High Power-per-Weight Ratio. III-V Semiconductors for Energy Conversion Technologies . MRS Spring Meeting; Honolulu (remote). 2022-05-23 - 2022-05-27.
  • Poster
    Pacáková, Barbara; Vullum, Per Erik; Breu, Josef; Fossum, Jon Otto. (2022) Large band gap of insulator clay nanosheets. APS March Meeting 2022 Chicago . American Physical Society; Chicago. 2022-03-14.
  • Poster
    Pacáková, Barbara; Vullum, Per Erik; Breu, Josef; Fossum, Jon Otto. (2022) Large band gap of insulator clay nanosheets. Virtual MRS Spring meeting . MRS; Virtual. 2022-05-23 - 2022-05-25.
  • Poster
    Ren, Dingding; Chen, Z.; Borisov, B.; Vullum, Per Erik; Nilsen, Julie Stene; Ahtapodov, Lyubomir; Li, Yang; Van Helvoort, Antonius; Fimland, Bjørn Ove Myking; Liu, Z.; Weman, Helge. (2022) Growth and Characterization of InGaN/GaN Nanowires on Graphene Glass. Int. Workshop on Nitride Semiconductors ; Berlin. 2022-10-09.
  • Poster
    Zeiger, Caren Regine; Nylund, Inger-Emma; Peng, Ding; Vullum, Per Erik; Walker, Julian; Einarsrud, Mari-Ann; Grande, Tor. (2022) Exploring the Role of Bismuth 6s Lone Pair in Tetragonal Tungsten Bronzes A4Bi2Nb10O30 (A=Na,K,Rb). ISAF 2022 - International Symposium on Applications of Ferroelectrics . Institute of Electrical and Electronics Engineers (IEEE); Tours (France). 2022-06-27 - 2022-07-01.

2021

  • Lecture
    Celotto, Ambra; Grong, Øystein; Holmestad, Randi; Sørhaug, Jørgen A; Torgersen, Jan; Vullum, Per Erik; Berto, Filippo. (2021) Iterative development of a novel technique for in-situ cold welding of aluminium inside the Focused Ion Beam microscope. 2nd International Conference of Advanced Joining Processes . Universidade do Porto; Sintra, Portugal. 2021-10-21 - 2021-10-22.
  • Popular scientific lecture
    Celotto, Ambra; Grong, Øystein; Holmestad, Randi; Sørhaug, Jørgen A; Torgersen, Jan; Vullum, Per Erik; Berto, Filippo. (2021) Preliminary in situ study of FIB-assisted method for aluminium solid-state welding at the microscale. 26th International Conference on Fracture and Structural Integrity . Italian Group of Fracture; Turin. 2021-05-26 - 2021-05-31.
  • Lecture
    Celotto, Ambra; Grong, Øystein; Holmestad, Randi; Sørhaug, Jørgen A; Torgersen, Jan; Vullum, Per Erik; Berto, Filippo. (2021) Preliminary in situ study of FIB-assisted method for aluminium solid-state welding at the microscale. 26th International Conference on Fracture and Structural Integrity . Italian Group of Fracture; Turin&Web https://www.youtube.com/watch?v=2t_r-BaWwUM&t=4s. 2021-05-26 - 2021-05-31.
  • Poster
    Hunnestad, Kasper Aas; Hatzoglou, Constantinoss; Khalid, Muhammad Zeeshan; Vullum, Per Erik; Yan, Zewu; Bourret, Edith; Van Helvoort, Antonius; Meier, Dennis. (2021) Detection of Individual Dopants in a Semiconducting Functional Oxide. Atom probe tomography & microcsopy ; 2021-09-28.
  • Academic lecture
    Hunnestad, Kasper Aas; Hatzoglou, Constantinoss; Khalid, Muhammad Zeeshan; Vullum, Per Erik; Zewu, Yan; Bourret, Edith; Selbach, Sverre Magnus; Van Helvoort, Antonius; Meier, Dennis. (2021) 3D analysis of dopants in a multiferroic oxide by atom probe tomography. Norwegian Nanosymposium ; 2021-10-05.
  • Academic lecture
    Nylund, Inger-Emma; Zeiger, Caren Regine; Peng, Ding; Walker, Julian; Vullum, Per Erik; Einarsrud, Mari-Ann; Grande, Tor. (2021) Structure determination of K2BiNb5O15 and Rb2BiNb5O15 by electron diffraction. NKS-FUM 2021 ; 2021-11-01 - 2021-11-02.
  • Academic lecture
    Wagner, Nils Peter; Pollen, Harald Norrud; Svensson, Ann Mari; Tolchard, Julian R; Dahl, Paul Inge; Vullum, Per Erik; Arstad, Bjørnar. (2021) Advancing Lithium Batteries:An Interdisciplinary Approach. MS and T 2021 . TMS; Columbuis. 2021-10-17 - 2021-10-20.
  • Poster
    Zeiger, Caren Regine; Nylund, Inger-Emma; Peng, Ding; Vullum, Per Erik; Tsoutsouva, Maria; Walker, Julian; Einarsrud, Mari-Ann; Grande, Tor. (2021) Synthesis and Characterisation of Lead-free Tetragonal Tungsten Bronzes A4Bi2Nb10O30 (A=K,Rb). NKS-FUM meeting 2021 . Norsk kjemisk selskap; Lillestrøm. 2021-11-01 - 2021-11-02.

2020

  • Academic lecture
    Nylund, Inger-Emma; Ræder, Trygve Magnus; Vullum, Per Erik; Grande, Tor. (2020) Orientation dependent interfaces between SrTiO3 substrates and BaTiO3 thin films. 7th National Meeting on Inorganic and Materials Chemistry ; 2020-02-13 - 2020-02-14.
  • Academic lecture
    Nylund, Inger-Emma; Ræder, Trygve Magnus; Vullum, Per Erik; Grande, Tor. (2020) Transmission electron microscopy of interfaces between SrTiO3 substrates and BaTiO3 thin films with different crystallographic orientations. Virtual Early Career European Microscopy Congress 2020 . Royal Microscopical Society; Online. 2020-11-24 - 2020-11-26.

2019

  • Academic lecture
    Arbo, Siri Marthe; Bergh, Tina; Khalid, Muhammad Zeeshan; Holmedal, Bjørn; Vullum, Per Erik; Westermann, Ida; Strandlie, Are; Ninive, Per Harald; Friis, Jesper; Marthinsen, Knut. (2019) Joining of Aluminium and Steel – from macro to nano – Experiments and Modelling. 5th Forum of Center for Advanced Materials Research and International Collaboration (CAMRIC-FORUM5), University of TOYAMA . Univ. of Toyama; Toyama. 2019-10-03 - 2019-10-04.
  • Poster
    Asheim, Karina; Wagner, Nils Peter; Andersen, Hanne Flåten; Vullum, Per Erik; Mæhlen, Jan Petter; Svensson, Ann Mari. (2019) LiFSI as Electrolyte Salt for Li-Ion Batteries with Silicon Anodes and NMC Cathodes. International Battery Association Conference . International Battery Association Conference; San Diego. 2019-03-02 - 2019-03-06.
  • Poster
    Asheim, Karina; Wagner, Nils Peter; Vullum, Per Erik; Andersen, Hanne Flåten; Mæhlen, Jan Petter; Svensson, Ann Mari. (2019) LIFSI AS ELECTROLYTE SALT FOR SILICON ANODES AND NMC CATHODES. Nordic Battery Workshop . Danish Battery Society; København. 2019-09-25 - 2019-09-27.
  • Poster
    Augustin, Matthias; Vullum, Per Erik; Vullum-Bruer, Fride; Svensson, Ann Mari. (2019) Aprotic Li/O2 batteries: Effect of electrolyte composition on products. IBA 2019 . International Battery Association Conference; San Diego. 2019-03-03 - 2019-03-08.
  • Academic lecture
    Belle, Branson; Kutty, Maya N.; Dahl, Øystein; Ali, Ayaz; Muniz, Marta B.; Vullum, Per Erik; Taniguchi, Takashi; Watanabe, Kenji; Koybasi, Ozhan. (2019) Assembly of Van der Waals Heterostructures for high performance devices. Norwegian NanoSymposium ; Trondheim. 2019-10-16 - 2019-10-17.
  • Poster
    Bergh, Tina; Sandnes, Lise; Mathiasson, Marie; Johnstone, Duncan; Midgley, Paul A.; Berto, Filippo; Holmestad, Randi; Grong, Øystein; Vullum, Per Erik. (2019) Interface Microstructural Characterisation of Hybrid Metal Extrusion & Bonding Aluminium-Steel Joints. EMAG MMC ; 2019-07-01 - 2019-07-04.
  • Lecture
    Evans, Donald; Holstad, Theodor S.; Mosberg, Aleksander Buseth; Vullum, Per Erik; Småbråten, Didrik Rene; Yan, Z; Selbach, Sverre Magnus; Van Helvoort, Antonius; Meier, Dennis. (2019) Tuning functionality at the nanoscale. DPG2019 . DPG; Regensburg. 2019-03-30 - 2019-04-05.
  • Academic lecture
    Guo, Xiaoyang; Vanhaecke, Estelle Marie M.; Vullum, Per Erik; Ma, Jianyu; Gunawardana, Daham; Walmsley, John; Chen, De; Venvik, Hilde Johnsen. (2019) The initial stage of Metal Dusting Corrosion of Inconel 601 – effects of exposure conditions and near-surface structure and composition. 12th Natural Gas Conversion Symposium - NGCS12 ; San Antonio, Texas. 2019-06-02 - 2019-06-06.
  • Academic lecture
    Liudi Mulyo, Andreas; Rajpalke, Mohana; Vullum, Per Erik; Weman, Helge; Kishino, Katsumi; Fimland, Bjørn-Ove. (2019) The influence of AlN buffer layer on the growth of self-assembled GaN nanocolumns on graphene. Nanowire week ; Pisa. 2019-09-23 - 2019-09-27.
  • Lecture
    Nylund, Inger-Emma; Ræder, Trygve Magnus; Vullum, Per Erik; Grande, Tor. (2019) Chemically Synthesized BaTiO3 - A Transmission Electron Microscopy Study. Joint ISAF-ICE-EMF-IWPM-PFM meeting 2019 ; 2019-07-14 - 2019-07-19.
  • Poster
    Nylund, Inger-Emma; Ræder, Trygve Magnus; Vullum, Per Erik; Grande, Tor. (2019) Orientation dependent interfaces between SrTiO3 substrates and BaTiO3 thin films. Norwegian NanoSymposium ; 2019-10-16 - 2019-10-17.
  • Poster
    Ringdalen, Inga Gudem; Eliassen, Simen Nut Hansen; Tsoutsouva, Maria; Vullum, Per Erik; Adamczyk, Krzysztof; Stokkan, Gaute; Friis, Jesper. (2019) Modelling of an electrically active Σ9{110} grain boundary. Norwegian Solar Cell Conference . IFE; Son. 2019-05-20 - 2019-05-21.
  • Academic lecture
    Svensson, Ann Mari; Augustin, Matthias; Vullum, Per Erik; Vullum-Bruer, Fride. (2019) APROTIC Li/O2 BATTERIES: REACTIONS AND PRODUCTS IN DIFFERENT ELECTROLYTES. TMS 2019 . The Materials, Minerals and Metals Society; San Antonio, USA. 2019-03-10 - 2019-03-14.
  • Poster
    Ulvestad, Asbjørn; Foss, Carl Erik Lie; Andersen, Hanne Flåten; Vullum, Per Erik; Voje, Jorunn; Mæhlen, Jan Petter. (2019) Degradation Phenomena in Silicon-Carbon Composite Anodes from Industrial Battery Grade Silicon. International Battery Association 2019 . Electrochemical Society UC San Diego; La Jolla. 2019-03-03 - 2019-03-08.
  • Poster
    Ulvestad, Asbjørn; Foss, Carl Erik Lie; Komma, Miriam; Vullum, Per Erik; Voje, Jorunn; Mæhlen, Jan Petter; Andersen, Hanne Flåten. (2019) Degradation Phenomena in Silicon-Carbon Composite Anodes from Industrial Battery Grade Silicon. Nordbatt 2019 . DTU/Haldor Topsøe; Lyngby. 2019-09-25 - 2019-09-27.
  • Poster
    Vatanparast, Maryam; Undheim, Espen; Vullum, Per Erik; Fimland, Bjørn-Ove; Reenaas, Turid Dory; Holmestad, Randi. (2019) Advanced TEM Studies of High Efficiency Quantum Dot Intermediate Band Solar Cells. Fysikkermøte 2019 . UiO; Oslo. 2019-08-08 - 2019-08-09.
  • Poster
    Wagner, Nils Peter; Tolchard, Julian R; Tron, Artur; Pollen, Harald Norrud; Gaertner, Heiko; Vullum, Per Erik; Dahl, Paul Inge. (2019) Improved cyclability of Nickel rich layered oxides. 2019 MRS Fall Meeting . Materials Research Society; Boston. 2019-12-01 - 2019-12-06.

2018

  • Poster
    Andersen, Hanne Flåten; Vullum, Per Erik; Ulvestad, Asbjørn; Voje, Jorunn; Mæhlen, Jan Petter. (2018) Degradation Phenomena in Silicon-Carbon Composite Anodes from Industrial Battery Grade Silicon. International Meeting on Lithium Ion Batteries (IMLB) 2018 ; Kyoto. 2018-06-18 - 2018-06-22.
  • Poster
    Bergh, Tina; Arbo, Siri Marthe; Westermann, Ida; Holmestad, Randi; Vullum, Per Erik. (2018) The Interface between Aluminium and Steel Joined by Cold Roll Bonding and by Hybrid Metal Extrusion and Bonding. 19th International Microscopy Congress ; Sydney. 2018-09-09 - 2018-09-14.
  • Academic lecture
    Bergh, Tina; Aune, Ragnhild; Lervik, Adrian; Holmestad, Randi; Vullum, Per Erik. (2018) The Interface between Aluminium and Steel Joined by Cold Metal Transfer - A Transmission Electron Microscopy Study. 8th Aluminium Surface Science & Technology Symposium ; Helsingør. 2018-05-27 - 2018-05-31.
  • Academic lecture
    Digernes, Einar; Leliaert, Jonathan; Vullum, Per Erik; Van Waeyenberge, Bartel; Folven, Erik. (2018) Fabrication of Soft X-ray Transparent Lamellas of Epitaxial Complex Oxide Micromagnets. 44th International Conference on Micro & Nano Engineering ; København. 2018-09-24 - 2018-09-27.
  • Academic lecture
    Digernes, Einar; Leliaert, Jonathan; Vullum, Per Erik; Van Waeyenberge, Bartel; Folven, Erik. (2018) Filming sub-ns magnetization dynamics in a spintronic device. International Nanoscience Student Conference . Timini; Trondheim. 2018-08-07 - 2018-08-10.
  • Lecture
    Digernes, Einar; Leliaert, Jonathan; Vullum, Per Erik; Van Waeyenberge, Bartel; Folven, Erik. (2018) Imaging vortex gyration in complex oxide micromagnets with sub-nanosecond time resolution. 9th Annual Workshop of the Norwegian PhD Network on Nanotechnology for Microsystems . Norwegian PhD Network on Nanotechnology for Microsystems; Tjøme. 2018-06-11 - 2018-06-13.
  • Academic lecture
    Digernes, Einar; Leliaert, Jonathan; Vullum, Per Erik; Van Waeyenberge, Bartel; Folven, Erik. (2018) Probing domain dynamics in complex oxide micromagnets using scanning transmission x-ray microscopy. 9th Joint European Magnetic Symposia (JEMS) Conference ; Mainz. 2018-09-03 - 2018-09-07.
  • Academic lecture
    Evans, Donald; Holstad, Theodor S.; Mosberg, Aleksander Buseth; Vullum, Per Erik; Småbråten, Didrik Rene; Yan, Z; Selbach, Sverre Magnus; Van Helvoort, Antonius; Meier, Dennis. (2018) Writing wires by nanoscale control of defect structure. NTNU Nano Symposium . NTNU NanoLab; Trondheim. 2018-11-28 - 2018-11-29.
  • Academic lecture
    Evans, Donald; Holstad, Theodor S.; Mosberg, Aleksander Buseth; Vullum, Per Erik; Yan, Zewu; Småbråten, Didrik Rene; Selbach, Sverre Magnus; Van Helvoort, Antonius; Meier, Dennis. (2018) Controlling conductivity at the nanoscale. Deutsche Physikalische Gesellschaft ; 2018-03-11 - 2018-03-16.
  • Poster
    Høiaas, Ida Marie; Liudi Mulyo, Andreas; Vullum, Per Erik; Ahtapodov, Lyubomir; KIM, DONG CHUL; Fimland, Bjørn-Ove; Kishino, Katsumi; Weman, Helge. (2018) GaN/AlGaN nanocolumn UV LED using graphene as substrate and transparent electrode. Int. Workshop on Nitride Semiconductors ; Kanazawa. 2018-11-11 - 2018-11-16.
  • Academic lecture
    Høiaas, Ida Marie; Liudi Mulyo, Andreas; Vullum, Per Erik; Ahtapodov, Lyubomir; KIM, DONG CHUL; Fimland, Bjørn-Ove; Kishino, Katsumi; Weman, Helge. (2018) Using graphene as substrate and transparent electrode in an GaN/AlGaN nanocolumn flip-chip UV LED. Nanowire Week ; Hamilton. 2018-06-11 - 2018-06-15.
  • Poster
    Liudi Mulyo, Andreas; Rajpalke, Mohana Krishnappa; Kuroe, Haruhiko; Vullum, Per Erik; Weman, Helge; Fimland, Bjørn-Ove; Kishino, Katsumi. (2018) Growth and characterization of GaN nanocolumns grown on graphene using a thin AlN buffer layer. International Workshop on Nitride Semiconductors (IWN2018) ; Kanazawa. 2018-11-11 - 2018-11-16.
  • Poster
    Munshi, Abdul Mazid; KIM, DONG CHUL; Heimdal, Carl Philip J; Heilmann, Martin; Christiansen, Silke; Vullum, Per Erik; Van Helvoort, Antonius; Weman, Helge. (2018) Positioned-controlled growth of AlGaN nanopyramid arrays on graphene by metal-organic vapor phase epitaxy. Int. Workshop on Nitride Semiconductors ; Kanazawa. 2018-11-11 - 2018-11-16.
  • Academic lecture
    Ratvik, Arne Petter; Saai, Afaf; Wang, Zhaohui; Pezzotta, Micol; Friis, Jesper; Vullum, Per Erik. (2018) Multi-scale Modelling of Titanium Diboride Degradation Using Crystal Elasticity Model and Density Functional Theory. TMS Light Metals 2018 . TMS; Phoenix, Arizona. 2018-03-11 - 2018-03-15.
  • Lecture
    Svensson, Ann Mari; Augustin, Matthias; Vullum, Per Erik; Thuv, Heidi; Vullum-Bruer, Fride. (2018) Strategies for improved performance of Li-air batteries. Seminar, Uppsala University . Ångstrøm labben, Uppsala University; Uppsala. 2018-10-29 - 2018-10-29.
  • Academic lecture
    Van Helvoort, Antonius; Wenner, Sigurd; Sunde, Jonas Kristoffer; Fauske, Vidar Tonaas; Vullum, Per Erik; Holmestad, Randi. (2018) Low-dimensional nanomaterials and transmission electron microscopy (TEM): How low can we go?. NNSP meeting Low-dimensional structures . IFE; Kjeller. 2018-05-14 - 2018-05-15.
  • Academic lecture
    Van Helvoort, Antonius; Wenner, Sigurd; Sunde, Jonas Kristoffer; Fauske, Vidar Tonaas; Vullum, Per Erik; Holmestad, Randi. (2018) Value of multidimensional data analysis. 5th ARM user meeting . IFY-TEM group; Trondheim. 2018-06-14 - 2018-06-15.
  • Poster
    Vatanparast, Maryam; Vullum, Per Erik; Fimland, Bjørn-Ove; Reenaas, Turid Dory; Holmestad, Randi. (2018) Bandgap Measurements of High Refractive Index Semiconductor Materials by EELS. Material Research Society Spring Meeting (MRS) . MRS; Phoenix, AZ. 2018-06-02 - 2019-06-06.

2017

  • Poster
    Augustin, Matthias; Vullum, Per Erik; Svensson, Ann Mari; Vullum-Bruer, Fride. (2017) Reaction products in aprotic Li/O2 batteries. International Battery Association Conference 2017 . International Battery Association; Nara. 2017-03-05 - 2017-03-10.
  • Poster
    Augustin, Matthias; Vullum, Per Erik; Svensson, Ann Mari; Vullum-Bruer, Fride. (2017) The influence of electrolytes on discharge products in aprotic Li/O2 batteries. Nordic Battery Conference 2017 . Oulu University; Kokkola. 2017-11-01 - 2017-11-03.
  • Poster
    Bergh, Tina; Holmestad, Randi; Vullum, Per Erik. (2017) Scanning Precession Electron Diffraction for Phase Mapping of Intermetallic Compounds. Quantitative Electron Microscopy 2017 4th edition ; 2017-05-22 - 2017-06-01.
  • Academic lecture
    Dahl, Paul Inge; Rausseo, Luis César Colmenares; Barnett, Alejandro; Hanetho, Sidsel Meli; Svenum, Ingeborg-Helene; Tolchard, Julian R; Vullum, Per Erik; Mokkelbost, Tommy; Thomassen, Magnus Skinlo. (2017) One-step flame synthesis of cathode catalyst nanoparticles supported on stable oxide material – example of Pt on ATO. European Fuel Cell Car Workshop . CNRS; Orleans. 2017-03-01 - 2017-03-03.
  • Academic lecture
    Dahl, Paul Inge; Rausseo, Luis César Colmenares; Barnett, Alejandro; Hanetho, Sidsel Meli; Svenum, Ingeborg-Helene; Tolchard, Julian R; Vullum, Per Erik; Mokkelbost, Tommy; Thomassen, Magnus Skinlo. (2017) Supported catalyst particles for PEM fuel cells by one-step flame synthesis. EERA AMPEA Workshop . SINTEF; Oslo. 2017-02-06 - 2017-02-07.
  • Academic lecture
    Digernes, Einar; Leliaert, Jonathan; Vullum, Per Erik; Van Waeyenberge, Bartel; Folven, Erik. (2017) Probing domain dynamics in epitaxial micromagnets with sub-nanosecond resolution. Nano@NTNU Symposium . Nano@NTNU; Trondheim. 2017-12-06 - 2017-12-07.
  • Poster
    Digernes, Einar; Leliaert, Jonathan; Vullum, Per Erik; Van Waeyenberge, Bartel; Folven, Erik. (2017) Probing the Spin Dynamics in Epitaxial Micromagnets using Scanning Transmission X-ray Microscopy. 62nd Annual Conference on Magnetism and Magnetic Materials ; Pittsburgh. 2017-11-06 - 2017-11-10.
  • Poster
    El-Kharbachi, Abdelouahab; Hu, Yang; Sørby, Magnus Helgerud; Vullum, Per Erik; Mæhlen, Jan Petter; Fjellvåg, Helmer; Hauback, Bjørn. (2017) Mechanistic Properties of MgH2–Based Anode As Derived from Structural Morphology Changes Versus Electrochemical Impedance in a Li-Ion Cell. 232nd ECS meeting . The Electrochemical Society; National Harbor (MD). 2017-10-01 - 2017-10-05.
  • Interview
    Feilberg, Pernille; Vullum, Per Erik; Vullum-Bruer, Fride. (2017) Super Microscopes Help Make Greener Batteries. iconnect007.com [Internett]. 2017-04-11.
  • Academic lecture
    Johannessen, Karen Cecilie; McLoughlin, Nicola; Vullum, Per Erik; Thorseth, Ingunn Hindenes. (2017) Biogenicity of Fe-oxyhydroxide filaments in silicified low-temperature hydrothermal deposits. Goldschmidt ; Paris. 2017-08-13 - 2017-08-18.
  • Academic lecture
    Nord, Magnus Kristofer; Vullum, Per Erik; MacLaren, Ian; Tybell, Per Thomas Martin; Holmestad, Randi. (2017) Atomap - Automated Analysis of Atomic Resolution STEM Images. Microscopy and Microanalysis 2017 . Microscpy Society of America; St Louis. 2017-08-06 - 2017-08-10.
  • Poster
    Rajpalke, Mohana; Patra, Saroj Kumar; Vatanparast, Maryam; Dahl, Øystein; Vullum, Per Erik; Holmestad, Randi; Reenaas, Turid Worren; Fimland, Bjørn-Ove. (2017) InAs/(Al)GaAs quantum-dot-based intermediate band solar cells. Nano Network Workshop 2017 . Nano Network; Bergen. 2017-06-12 - 2017-06-14.
  • Poster
    Thuv, Heidi; Augustin, Matthias; Vullum, Per Erik; Vullum-Bruer, Fride; Svensson, Ann Mari. (2017) IMPROVED CYCLABILITY OF Li METAL ELECTRODES FOR Li-O2 BATTERIES WITH ADDITION OF LiNO3. Nordic Battery Conference 2017 . Oulu University; Kokkola. 2017-11-01 - 2017-11-03.
  • Academic lecture
    Van Helvoort, Antonius; Vullum, Per Erik; Wenner, Sigurd; Sunde, Jonas Kristoffer; Fauske, vidar T.; Holmestad, Randi. (2017) Transmission electron microscopy (TEM): What more to see?. NFS Fysikermøtet . NFS; Tromsø. 2017-08-07 - 2017-08-09.
  • Lecture
    Vatanparast, Maryam; Vullum, Per Erik; Nord, Magnus Kristofer; Reenaas, Turid Worren; Holmestad, Randi. (2017) Methodology to Improve Strain Measurement in III–V Semiconductors Materials. M&M conference . MSA; St. Louis. 2017-08-05 - 2017-08-11.
  • Poster
    Vatanparast, Maryam; Vullum, Per Erik; Nord, Magnus Kristofer; Zuo, Jian Min; Reenaas, Turid Worren; Holmestad, Randi. (2017) Strategy for reliable strain measurement in InAs/GaAs materials from high-resolution Z-contrast STEM images. MMC conference . Royal Microscopy Society; Manchester. 2017-07-02 - 2017-07-06.
  • Lecture
    Vullum, Per Erik; Wenner, Sigurd; Fauske, vidar T.; Van Helvoort, Antonius; Holmestad, Randi. (2017) High performance imaging and spectroscopy without beam damage. High performance imaging and spectroscopy without beam damage . Rouen University /JEOL Germany; Rouen. 2017-06-20 - 2017-06-21.
  • Interview
    Vullum-Bruer, Fride; Vullum, Per Erik; Feilberg, Pernille. (2017) Supermikroskoper bidrar til grønt batteriskifte. Energiteknikk.net [Internett]. 2017-02-14.
  • Academic lecture
    Vullum-Bruer, Fride; Wang, Lu; Asheim, Karina; Svensson, Ann Mari; Jiang, Bo; Vullum, Per Erik. (2017) On intercalation and pseudocapacitance in Mg-ion battery electrodes. International Conference on Solid State Ionics ; Padova. 2017-06-18 - 2017-06-23.

2016

  • Academic lecture
    Dahl, Paul Inge; Rausseo, Luis César Colmenares; Barnett, Alejandro; Lomas, Scott; Hanetho, Sidsel Meli; Kvello, Jannicke Hatlø; Tolchard, Julian R; Vullum, Per Erik; Mokkelbost, Tommy. (2016) FLAME SPRAY PYROLYSIS OF NANOSTRUCTURED MATERIALS, Supported Pt cathode catalysts for PEM fuel cells. International workshop Nano2021 FOXCET . NTNU, SINTEF; Trondheim. 2016-11-24 - 2016-11-25.
  • Academic lecture
    Dahl, Paul Inge; Rausseo, Luis César Colmenares; Barnett, Alejandro; Vullum, Per Erik; Mokkelbost, Tommy. (2016) Pt catalyst supported on tin oxides by flame spray pyrolysis for PEM fuel cells. MRS Fall Meeting 2016, Boston 29/11/2016 ; 2016-11-27 - 2016-12-03.
  • Academic lecture
    Hallsteinsen, Ingrid; Moreau, Magnus; Grutter, Alexander; Nord, Magnus Kristofer; Vullum, Per Erik; Gilbert, Dustin A.; Bolstad, Torstein; Grepstad, Jostein; Holmestad, Randi; Selbach, Sverre Magnus; N'diaye, Alpha T; Kirby, Brian; Arenholz, E; Tybell, Per Thomas Martin. (2016) Effect of structural reconstructions at the interface of (111)-oriented La0.7Sr0.3MnO3/LaFeO3. Material Research Society Fall Meeting . Material Research Society; Boston. 2016-11-27 - 2016-12-02.
  • Academic lecture
    Hallsteinsen, Ingrid; Moreau, Magnus; Grutter, Alexander; Nord, Magnus Kristofer; Vullum, Per Erik; Gilbert, Dustin A.; Bolstad, Torstein; Grepstad, Jostein; Holmestad, Randi; Selbach, Sverre Magnus; N'diaye, Alpha T; Kirby, Brian; Arenholz, E; Tybell, Per Thomas Martin. (2016) Induced ferromagnetism at the interface of complex oxides. Advanced Light Source user meeting . Advanced Light Source; Berkeley. 2016-10-03 - 2016-10-04.
  • Academic lecture
    Holmestad, Randi; Wenner, Sigurd; Marioara, Calin Daniel; Mørtsell, Eva Anne; Vullum, Per Erik; Andersen, Sigmund Jarle. (2016) 6xxx aluminium alloy development - aided by the double corrected ARM200CF. ARM Group User meeting . JEOL UK; Glasgow University. 2016-06-14 - 2016-06-15.
  • Poster
    Thorseth, Ingunn Hindenes; Johannessen, Karen Cecilie; Vullum, Per Erik; McLoughlin, Nicola. (2016) Focused ion beam-transmission electron microscopy of extracellular stalks produced by iron-oxidizing bacteria. SCANDEM 2016 ; 2016-06-07 - 2016-06-10.
  • Poster
    Vullum, Per Erik; Johannessen, Karen Cecilie. (2016) Electron Energy Loss Spectroscopy to determine electronic properties in solid materials. SCANDEM 2016 ; 2016-06-07 - 2016-06-10.

2015

  • Poster
    Christiansen, Emil; Nord, Magnus Kristofer; Hallsteinsen, Ingrid; Vullum, Per Erik; Tybell, Per Thomas Martin; Holmestad, Randi. (2015) Structural investigation of epitaxial LaFeO_3 thin films on (111) oriented SrTiO_3 by transmission electron microscopy. EMAG . Electron Microscopy and Analysis Group; Manchester. 2015-06-29 - 2015-07-02.
  • Academic lecture
    Dahl, Paul Inge; Thomassen, Magnus Skinlo; Rausseo, Luis César Colmenares; Barnet, Alejandro; Vullum, Per Erik; Hanetho, Sidsel Meli; Tolchard, Julian R.; Mokkelbost, Tommy; Wagner, Nils Peter; Svensson, Ann Mari; Vullum-Bruer, Fride. (2015) Tailoring of Electrode Materials by Flame Spray Pyrolysis. 5th national meeting on inorganic and materials chemistry . NTNU; Hell. 2015-10-15 - 2015-10-16.
  • Poster
    Hallsteinsen, Ingrid; Nord, Magnus Kristofer; Moreau, Magnus; Grutter, Alexander; Olsen, Fredrik Kjemperud; Bolstad, Torstein; Vullum, Per Erik; Folven, Erik; Grepstad, Jostein; Selbach, Sverre Magnus; Holmestad, Randi; Tybell, Per Thomas Martin. (2015) Emerging Magnetism at the Interface of (111)-Oriented Epitaxial Ferromagnetic La0.7Sr0.3MnO3 and Antiferromagnetic LaFeO3. Materials Research Society Fall Meeting . Materials Research Society; Boston. 2015-11-29 - 2015-12-04.
  • Academic lecture
    Hallsteinsen, Ingrid; Olsen, Fredrik Kjemperud; Nord, Magnus Kristofer; Moreau, Magnus; Vullum, Per Erik; Holmestad, Randi; Grepstad, Jostein; Folven, Erik; Tybell, Per Thomas Martin. (2015) The effect of oxygen octahedral coupling in (111)-oriented LSMO and LFO epitaxial heterostructures on STO(111). European Materials Research Society (E-MRS) spring meeting . European Materials Research Society (E-MRS); Lille. 2015-05-11 - 2015-05-15.
  • Academic lecture
    Holmestad, Randi; Van Helvoort, Antonius; Marioara, Calin Daniel; Vullum, Per Erik; Bjørge, Ruben; Wenner, Sigurd; Nord, Magnus Kristofer; Fauske, Vidar Tonaas; Sæterli, Ragnhild; Soleim, Bjørn Gunnar; Walmsley, John. (2015) Results from the first double corrected coldFEG TEM/STEM in Scandinavia. Scandem2015 . Scandem; Jyvaskyla. 2015-06-09 - 2015-06-11.
  • Lecture
    Holmestad, Randi; Van Helvoort, Antonius; Vullum, Per Erik; Sæterli, Ragnhild; Soleim, Bjørn Gunnar; Walmsley, John. (2015) NORTEM ‐ the national infrastructure for Transmission Electron Microscopy. Nano-MatchMaking Seminar . NTNU NanoLab; Trondheim. 2015-06-02 - 2015-06-02.
  • Academic lecture
    Holmestad, Randi; Van Helvoort, Antonius; Vullum, Per Erik; Wenner, Sigurd; Nord, Magnus Kristofer; Fauske, Vidar Tonaas; Mørtsell, Eva Anne; Vatanparast, Maryam; Nilsen, Julie Stene; Mosberg, Aleksander Buseth; Christiansen, Emil; Sæterli, Ragnhild; Soleim, Bjørn Gunnar; Marioara, Calin Daniel; Bjørge, Ruben; Walmsley, John. (2015) Instrumentation and activity at the Trondheim NORTEM –node (NTNU). NORTEMopening seminar . NORTEM; Oslo. 2015-09-10 - 2015-09-11.
  • Academic lecture
    Holmestad, Randi; Wenner, Sigurd; Nord, Magnus Kristofer; Mørtsell, Eva Anne; Vullum, Per Erik; Marioara, Calin Daniel. (2015) Materials development aided by atomic-resolution electron microscopy. Microscopy & Microanalysis 2015 Meeting . American Microscopy Society; Portland, Oregon. 2015-08-02 - 2015-08-06.
  • Poster
    Mokkelbost, Tommy; Fossdal, Anita; Jayasayee, Kaushik; Tolchard, Julian R; Vullum, Per Erik; Wagner, Nils Peter; Vullum-Bruer, Fride. (2015) Study of Li2Fe1-XMnxSiO4 Cathode Materials Synthesized Using Abundant Materials By Conventional Methods. Nordic Battery Conference . NTNU and SINTEF; Trondheim. 2015-12-02 - 2015-12-03.
  • Poster
    Mokkelbost, Tommy; Fossdal, Anita; Jayasayee, Kaushik; Tolchard, Julian R; Vullum, Per Erik; Wagner, Nils Peter; Vullum-Bruer, Fride. (2015) Study of Li2Fe1-XMnxSiO4 Cathode Materials Synthesized Using Abundant Materials By Conventional Methods. 227th ECS Meeting . Electrochemical Society; Chicago. 2015-05-24 - 2015-05-28.
  • Poster
    Nematollahi, Mohammadreza; Yang, Xiaodong; Seim, Eivind; Vullum, Per Erik; Holmestad, Randi; Gibson, Ursula; Reenaas, Turid Worren. (2015) Highly Cr-doped ZnS for intermediate band solar cells. 17th International Conference on II-VI Compounds and Related Materials ; Paris. 2015-09-13 - 2015-09-18.
  • Poster
    Nord, Magnus Kristofer; Hallsteinsen, Ingrid; Vullum, Per Erik; Tybell, Per Thomas Martin; Holmestad, Randi. (2015) Advanced quantitative fine structure analyzes of perovskite oxides using electron energy loss spectroscopy. MMC/EMAG2015 . IOP; Manchester. 2015-06-29 - 2015-07-02.
  • Poster
    Nord, Magnus Kristofer; Hallsteinsen, Ingrid; Vullum, Per Erik; Tybell, Per Thomas Martin; Holmestad, Randi. (2015) Analysing the electronic structure of perovskite oxides using Transmission Electron Microscopy. Nano network seminar ; Oslo. 2015-06-15 - 2015-06-15.
  • Academic lecture
    Wagner, Nils Peter; Mokkelbost, Tommy; Fossdal, Anita; Jayasayee, Kaushik; Hanetho, Sidsel Meli; Tolchard, Julian R; Svensson, Ann Mari; Vullum, Per Erik; Vullum-Bruer, Fride. (2015) Lithium Transition-metal Orthosilicates by Scalable and Inexpensive Synthesis Methods as Positive Electrode for Li-Ion Batteries. 2nd Nordic Battery Conference . NTNU/SINTEF; Trondheim. 2015-12-02 - 2015-12-03.

2014

  • Poster
    Dahl, Paul Inge; Thomassen, Magnus Skinlo; Colmenares, Luis C.; Barnett, Alejandro O.; Lomas, Scott; Vullum, Per Erik; Hanetho, Sidsel Meli; Mokkelbost, Tommy. (2014) Flame Spray Pyrolysis of Electrode Materials for Energy Applications. MRS 2014 Fall Meeting . Materials Research Society; Boston. 2014-11-30 - 2014-12-05.
  • Poster
    Espen, Undheim; Maryam, Vatanparast; Vullum, Per Erik; Reenaas, Turid Worren; Holmestad, Randi. (2014) TEM studies of quantum dots for intermediate band solar cells. Annual Conference of the Nordic Microscopy Society ; 2014-06-10 - 2014-06-14.
  • Poster
    Hallsteinsen, Ingrid; Folven, Erik; Grepstad, Jostein; Holmestad, Randi; Nord, Magnus Kristofer; Tybell, Thomas; Vullum, Per Erik; Olsen, Fredrik Kjemperud; Takamura, Yayoi; Christiansen, Emil. (2014) Magnetic properties and exchange mechanisms in epitaxial (111)-oriented magnetic heterostructures. Material Research Society - Spring meeting 2014 . Material Research Society; San Francisco. 2014-04-21 - 2014-04-25.
  • Academic lecture
    Nord, Magnus Kristofer; Boschker, Jos Emiel; Moreau, Magnus; Vullum, Per Erik; Selbach, Sverre Magnus; Tybell, Thomas; Holmestad, Randi. (2014) Structural and electronic characterization of altered structure at the La0.7Sr0.3MnO3/SrTiO3 heteroepitaxial interface. 2014 MRS Spring Meeting & Exhibit . Materials Research Society; San Francisco, California. 2014-04-21 - 2014-04-25.
  • Academic lecture
    Nord, Magnus Kristofer; Vullum, Per Erik; Hallsteinsen, Ingrid; Boschker, Jos Emiel; Holmestad, Randi; Tybell, Thomas. (2014) Comparison of (001) and (111) La0.7Sr0.3MnO3/SrTiO3 interface using TEM. 5th annual workshop . Nano Network workshop; 2014-06-16 - 2014-06-18.
  • Lecture
    Pedersen, Leif-Erik Rydland; McLoughlin, Nicola; Vullum, Per Erik; Thorseth, Ingunn Hindenes. (2014) A FIB-TEM study of alteration textures in altered seafloor pillow basalt. Biosignatures across Space and Time . The Centre for Geobiology and the Nordic Network of Astrobio; Student senteret. 2014-05-20 - 2014-05-22.
  • Academic lecture
    Pedersen, Leif-Erik Rydland; McLoughlin, Nicola; Vullum, Per Erik; Thorseth, Ingunn Hindenes. (2014) Geochemical constraints on alteration textures in the upper oceanic crust. ECORD Summer School 2014: "Subseafloor Biosphere: Current Advances and Future Challenges" . GLOMAR, MARUM, and BCR; University of Bremen. 2014-09-22 - 2014-10-02.

2013

  • Academic lecture
    Hallsteinsen, Ingrid; Folven, Erik; Chopdekar, Rajesh V.; Nord, Magnus Kristofer; Christiansen, Emil; Vullum, Per Erik; Holmestad, Randi; Takamura, Y; Grepstad, Jostein; Tybell, Thomas. (2013) Magnetic switching of epitaxial (111)-oriented La0.7Sr0.3MnO3 /SrTiO3 thin films. 8th NTNU NanoLab symposium ; 2013-11-12 - 2013-11-12.
  • Academic lecture
    Holmestad, Randi; Walmsley, John; Soleim, Bjørn Gunnar; Vullum, Per Erik; Van Helvoort, Antonius. (2013) NORTEM - new possibilities for atomic scale structure characterization. 8th Nanolab usermeeting . NTNU Nanolab; Trondheim. 2013-11-12 - 2013-11-12.
  • Academic lecture
    Nord, Magnus Kristofer; Boschker, Jos Emiel; Vullum, Per Erik; Tybell, Thomas; Holmestad, Randi. (2013) Study of electronic reconstruction in La0.7Sr0.3MnO3/SrTiO3 thin film interface using Transmission Electron Microscopy. 4th annual workshop arranged by the Norwegian PhD Network on Nanotechnology for Microsystems ; 2013-06-17 - 2013-06-19.
  • Academic lecture
    Torsæter, Malin; Opedal, Nils van der Tuuk; Vrålstad, Torbjørn; Vullum, Per Erik. (2013) SPE 164105 A Visual Journey into the 3D Chemical Nanostructure of Oilwell Cement. SPE International Symposium on Oilfield Chemistry ; Texas. 2013-04-08 - 2013-04-10.
  • Academic lecture
    Vullum-Bruer, Fride; Zhou, Haitao; Lou, Fengliu; Vullum, Per Erik; Einarsrud, Mari-Ann; Chen, De. (2013) SYNTHESIS AND CHARACTERIZATION OF NANOSTRUCTURED Li2Fe1+x SiO4/C COMPOSITES. Nordic Battery Conference . Uppsala Universitet; Uppsala. 2013-12-04 - 2013-12-05.

2012

  • Academic lecture
    Granlund, Håvard; Fløystad, Jostein Bø; Esmaeili, Morteza; Bakken, Eirik Torbjørn; Vullum, Per Erik; Andreassen, Erik; Breiby, Dag Werner. (2012) Mapping Structural Gradients in Injection-Molded Polypropylene. Norwegian Synchrotron and Neutron User Meeting 2012 ; Sola, Rogaland. 2012-01-30 - 2012-01-31.
  • Academic lecture
    Hallsteinsen, Ingrid; Boschker, Jos Emiel; Nord, Magnus Kristofer; Lee, S; Rzchowski, M; Vullum, Per Erik; Grepstad, Jostein; Holmestad, Randi; Eom, C.B.; Tybell, Thomas. (2012) Film growth of (111)-oriented perovskite systems. 7th annual Nanolab meeting . NTNU Nano-lab; Trondheim. 2012-12-12.
  • Academic lecture
    Hallsteinsen, Ingrid; Boschker, Jos Emiel; Nord, Magnus Kristofer; Lee, S; Rzchowski, M; Vullum, Per Erik; Grepstad, Jostein; Holmestad, Randi; Eom, C.B.; Tybell, Thomas. (2012) Surface stability of epitaxial La0.7Sr0.3MnO3 thin films on (111)-oriented SrTiO3. Material Research Society - Fall meeting 2012 . Material Research Society; Boston. 2012-11-25 - 2012-11-30.
  • Academic lecture
    Hallsteinsen, Ingrid; Boschker, Jos Emiel; Nord, Magnus Kristofer; Lee, S; Rzchowski, M; Vullum, Per Erik; Grepstad, Jostein; Holmestad, Randi; Tybell, Thomas. (2012) Controlled surfaces of epitaxial (111)-oriented perovskite thin films. STINT Workshop on Oxide and Interface Magnetism . STINT; Trondheim. 2012-12-05 - 2012-12-06.
  • Poster
    Nord, Magnus Kristofer; Boschker, Jos Emiel; Vullum, Per Erik; Tybell, Thomas; Holmestad, Randi. (2012) Domain Relaxation in La0.7Sr0.3MnO3/SrTiO3 Thin Films due to Declamping. Microscopy & Microanalysis 2012 Meeting ; 2012-07-29 - 2012-08-02.
  • Poster
    Nord, Magnus Kristofer; Boschker, Jos Emiel; Vullum, Per Erik; Tybell, Thomas; Holmestad, Randi. (2012) Transmission Electron Microscopy characterization of La0.7Sr0.3MnO3/SrTiO3 ferroelastic thin films. 2012 MRS Fall Meeting & Exhibit ; 2012-11-25 - 2012-11-30.
  • Poster
    Nord, Magnus Kristofer; Boschker, Jos Emiel; Vullum, Per Erik; Tybell, Thomas; Holmestad, Randi. (2012) Transmission Electron Microscopy characterization of La0.7Sr0.3MnO3/SrTiO3 ferroelastic thin films. scandem 2012 . Nordic Microscopy Society; 2012-06-13 - 2012-06-15.
  • Poster
    Nord, Magnus Kristofer; Boschker, Jos Emiel; Vullum, Per Erik; Tybell, Thomas; Holmestad, Randi. (2012) Transmission Electron Microscopy characterization of La0.7Sr0.3MnO3/SrTiO3 ferroelastic thin films. NanoNetwork 3rd annual workshop ; 2012-06-11 - 2012-06-13.
  • Academic lecture
    Torsæter, Malin; Vullum, Per Erik; Nes, Olav Magnar; Rinna, Joachim. (2012) Nanostructure vs. Macroscopic Properties of Mancos Shale. SPE-Paper oktober 2012. The SPE Canadian Unconventional Resources Conference . SPE; Calgary, Alberta.. 2012-10-30 - 2012-11-01.
  • Academic lecture
    Torsæter, Malin; Vullum, Per Erik; Nes, Olav Magnar; Rinna, Joachim. (2012) SPE 162737 Nanostructure vs Macroscopic Properties of Mancos Shale. SPE Canadian Unconvential Roesources Conference ; Calgary. 2012-10-30 - 2012-11-01.

2011

  • Academic lecture
    Cabrera, Enrique; Olibet, Sara; Glatz-Reichenbach, Joachim; Rudolph, Dominik; Kopecek, Radovan; Reinke, Daniel; Götz, A; Meyer, C; Schwaderer, D; Vullum, Per Erik; Friis, Jesper. (2011) Influence of surface topography, defects and their nature on the contact formation in thick film Ag metallization. Metallization Workshop ; Charleroi. 2011-10-26.
  • Poster
    Mokkelbost, Tommy; Fossdal, Anita; Dahl, Øystein; Martinez, Ana Maria Cuellar; Sheridan, Edel; Thomassen, Magnus Skinlo; Vullum, Per Erik; Rodahl, Silje; Svensson, Ann Mari. (2011) Preparation of Silicon Nanostructures for Lithium Ion Battery Anodes. 219th ECS Meeting ; 2011-05-01 - 2011-05-06.

2010

  • Poster
    Butler, Keith T; Løvvik, Ole Martin; Friis, Jesper; Cabrera, Enrique; Nordmark, Heidi; Muggerud, Astrid Marie F; Vullum, Per Erik; Harding, John. (2010) Modelling of Contacting Interfaces in Solar-Cells. MRS Fall Meeting, Boston ; 2010-11-29 - 2010-12-03.
  • Academic lecture
    Friis, Jesper; Vullum, Per Erik; Flage-Larsen, Espen; Lamers, Machteld; Sagvolden, Espen; Løvvik, Ole Martin. (2010) Modelling of interfaces for high performance solar cell materials – HiperSol. European PV Project Meeting ; 2010-09-29 - 2010-10-01.
  • Academic lecture
    Løvvik, Ole Martin; Flage-Larsen, Espen; Sagvolden, Espen; Vullum, Per Erik; Kresse, Georg; Lamers, Machteld; Friis, Jesper. (2010) Solid state hydrogen storage and interfaces in PV solar cells: Different meeting points between modelling and experiments. 1st TYC-Workshop on Energy Materials ; London. 2010-09-07 - 2010-09-09.
  • Poster
    Reenaas, Turid Worren; Vullum, Per Erik; Song, Y.; Sadeghi, M.; Thomassen, Sedsel Fretheim; Holmestad, Randi; Wang, S.; Fimland, Bjørn-Ove. (2010) Comparative study of spacer layers for InAs quantum dot stacks. 22nd International Conference on Indium Phosphide and Related Materials ; Takamatsu. 2010-05-31 - 2010-06-04.
  • Academic lecture
    Soleim, Bjørn Gunnar; Sæterli, Ragnhild; Vullum, Per Erik; Van Helvoort, Antonius. (2010) FIB TEM sample preparation. NanoLab’s Seminar series . NTNU Nanolab; Trondheim. 2010-04-13 - 2010-04-13.
  • Academic lecture
    Walmsley, John C; Dehghan-Niri, Roya; Vullum, Per Erik; Holmestad, Randi; Rønning, Magnus; Holmen, Anders; Hauback, Bjørn. (2010) TEM analysis of catalyst and energy storage materials. International Symposium on Advanced Electron Microscopy for Catalysis and Energy Storage Materials . Fritz-Haber-Institute of Max-Planck Society; Berlin. 2010-01-17 - 2010-01-20.
  • Poster
    Weigand, Christian Carl; Grepstad, Jostein; Bergren, Matt; Weman, Helge; Furtak, Tom; Collins, Reuben; Fagerberg, Ragnar; Ladam, Cecile; Vullum, Per Erik; Dahl, Øystein; Tveit, Johannes. (2010) ZnO nanostructures grown by pulsed laser deposition. 1st Annual Workshop of the Norwegian PhD Network on Nanotechnology for Microsystems . Norwegian PhD Network on Nanotechnology for Microsystems; Tønsberg. 2010-05-31 - 2010-06-02.
  • Poster
    Weigand, Christian Carl; Grepstad, Jostein; Weman, Helge; Ladam, C.; Vullum, Per Erik; Dahl, Øystein; Bergren, M.R.; Collins, R.T.; Furtak, T.E.; Tveit, Johannes; Holmestad, Randi. (2010) ZnO nanosheets grown by pulsed laser deposition. 5th Nanowire Growth Workshop ; Rome. 2010-11-03 - 2010-11-05.
  • Academic lecture
    Weigand, Christian Carl; Ladam, C.; Bergren, Matt; Tveit, Johannes; Vullum, Per Erik; Dahl, Øystein; Fagerberg, Ragnar; Collins, R.T.; Furtak, T.E.; Grepstad, Jostein; Weman, Helge. (2010) ZnO nanostructures grown by pulsed laser deposition. 5th NTNU Nanolab Users Mtg. . NTNU NanoLab; Trondheim. 2010-09-10.

2009

  • Poster
    Thomassen, Sedsel Fretheim; Reenaas, Turid Worren; Fimland, Bjørn-Ove; Vullum, Per Erik; Holmestad, Randi; Wang, Shumin; Sadeghi, Mahdad. (2009) Material studies for quantum dot intermediate band solar cells. Euro MBE 2009 ; 2009-03-08 - 2009-03-11.
  • Academic lecture
    Vullum, Per Erik. (2009) Specimen Preparation Techniques. School and Workshop on Electron Microscopy for Ceramic Materials ; Anadolu University, Eskishehir. 2009-10-08 - 2009-10-13.
  • Academic lecture
    Vullum, Per Erik; Eberg, Espen; Sæterli, Ragnhild; Horvli, Mari E; Van Helvoort, Antonius; Soleim, Bjørn Gunnar; Monsen, Åsmund Fløystad; Holmestad, Randi. (2009) TEM specimen preparation of ceramic materials by tripod wedge polishing and Ar-ion milling. Electron Microscopy for Ceramic Materials (EMCM) ; 2009-08-08 - 2009-08-13.
  • Academic lecture
    Vullum, Per Erik; Thomassen, Sedsel Fretheim; Holmestad, Randi; Fimland, Bjørn-Ove; Reenaas, Turid Worren. (2009) TEM characterization of intermediate band quantum dot solar cell materials. 4th NTNU Nanolab user meeting ; 2009-05-13 - 2009-05-13.
  • Academic lecture
    Vullum, Per Erik; Thomassen, Sedsel Fretheim; Holmestad, Randi; Fimland, Bjørn-Ove; Reenaas, Turid Worren. (2009) TEM characterization of quantum dot intermediate band solar cell materials. SCANDEM 2009, Annual Meeting of the Nordic Microscopy Society ; Reykjavik. 2009-06-08 - 2009-06-10.
  • Academic lecture
    Vullum, Per Erik; Thomassen, Sedsel Fretheim; Sadeghi, Mahdad; Holmestad, Randi; Fimland, Bjørn-Ove; Wang, Shumin; Reenaas, Turid Worren. (2009) Transmission electron microscopy characterization of quantum dot intermediate band solar cell materials. NanoMat meeting ; 2009-06-15 - 2009-06-19.
  • Academic lecture
    Weigand, Christian Carl; Bergren, Matt; Ladam, Cecile; Vullum, Per Erik; Walmsley, John C; Fagerberg, Ragnar; Furtak, Tom; Collins, Reuben; Grepstad, Jostein; Weman, Helge. (2009) Characterization of ZnO Nanostructures Grown by Pulsed Laser Deposition. MRS Spring Meeting 2009 . Materials Research Society; San Francisco. 2009-04-13 - 2009-04-17.

2007

  • Poster
    Sæterli, Ragnhild; Prytz, Øystein; Vullum, Per Erik; Friis, Jesper; Marthinsen, Knut; Holmestad, Randi; Taftø, Johan. (2007) Convergent beam electron diffraction experiments on thermoelectric skutterudites. Materials Research Socitey Fall Meeting ; 2007-09-26 - 2007-09-30.
  • Academic lecture
    Sæterli, Ragnhild; Prytz, Øystein; Vullum, Per Erik; Taftø, Johan; Holmestad, Randi. (2007) EELS and CBED studies of skutterudites. Electronic structure and functionality of thermoelectric materials ; 2007-07-30 - 2007-08-01.
  • Academic lecture
    Vullum, Per Erik; pitt, mark; Walmsley, John C; Hauback, Bjørn C.; Holmestad, Randi. (2007) TEM characterization of doped NaAlH4 - Possibilities and limitations. Gordon Research Conference: Hydrogen-Metal Systems ; Colby College, Waterville, Maine. 2007-07-08 - 2007-07-13.
  • Academic lecture
    Vullum, Per Erik; pitt, mark; Walmsley, John C; Hauback, Bjørn C.; Holmestad, Randi. (2007) Transition metal enhanced NaAlH4 – a combined TEM and synchrotron X-ray diffraction study. Electron Microscopy and Analysis Group (EMAG) . EMAG of the Institute of Physics; Gøasgpw Caøedpmoam University, Glasgow. 2007-09-03 - 2007-09-07.
  • Poster
    Vullum, Per Erik; Walmsley, John C; Holmestad, Randi; Hauback, Bjørn C.; pitt, mark. (2007) TEM studies of the complex alanate NaAlH4 added Ti. SCANDEM . Scandem; helsinki. 2007-06-06 - 2007-09-06.

2005

  • Poster
    Mastin, Johann Roland M; Vullum, Per Erik; Holmestad, Randi; Einarsrud, Mari-Ann; Grande, Tor. (2005) Non-elastic deformation of LaCoO3-based ferroelastic ceramics. MRS Meeting . Materials Research Society; Boston. 2005-11-27 - 2005-12-02.

2004

  • Academic lecture
    Vullum, Per Erik; Holmestad, Randi; Lein, Hilde Lea; Einarsrud, Mari-Ann; Grande, Tor. (2004) TEM observations of an adaptive phase in rombohedral LaCoO3 based plolycrystals. 13th European Microscopy Congress . European Microscopy Society and Belgium Micr. Soc.; University of Antwerp, Antwerp, Belgium. 2004-08-22 - 2004-08-27.
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