Browsing IFE BRAGE by Author "Helgesen, Geir"
Now showing items 1-18 of 18
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Comparative phase transformation and magnetocaloric effect study of Co and Mn substitution by Cu in MnCoGe compounds
Pal, Santosh Kumar; Frommen, Christoph; Kumar, Susmit; Hauback, Bjørn; Fjellvåg, Helmer; Woodcock, T. G.; Nielsch, K; Helgesen, Geir (Journal article; Peer reviewed, 2018) -
Comparative phase transformation and magnetocaloric effect study of Co and Mn substitution by Cu in MnCoGe compounds
Pal, Santosh Kumar; Frommen, Christoph; Kumar, Susmit; Hauback, Bjørn; Fjellvåg, Helmer; Woodcock, T. G.; Nielsch, K; Helgesen, Geir (Journal article; Peer reviewed, 2019) -
Composite microdiscs with a magnetic belt: Preparation, chaining properties, and use as switchable catalyst carriers
Knaapila, Matti; Høyer, Henrik; Helgesen, Geir (Journal article; Peer reviewed, 2015) -
Dynamics of Complex Interconnected Systems: Networks and Bioprocesses. NATO Advanced Study Institute, Geilo, Norway, 11-21 April 2005
Wilhelmsen, Line K.; Helgesen, Geir (IFE/KR;E-2005/005, Research report, 2005) -
Effect of clay surface charge on the emerging properties of polystyrene-organoclay nanocomposites
Mauroy, Henrik; Plivelic, Tomás S.; Hansen, Elisabeth Lindbo; Fossum, Jon Otto; Helgesen, Geir; Knudsen, Kenneth (Journal article; Peer reviewed, 2013) -
Efficient use of coolants in heat exchangers for hydrogen tank filling
Helgesen, Geir (IFE/E;2023/008, Research report, 2023)The purpose of this report is to give some basic facts about heat exchangers and to summarize a series of fluid heat transfer simulations done on a simple counter-flow concentric tube heat exchangers that can be used for ... -
Enhancing giant magnetocaloric effect near room temperature by inducing magnetostructural coupling in Cu-doped MnCoGe
Pal, Santosh Kumar; Frommen, Christoph; Kumar, Susmit; Hauback, Bjørn; Fjellvåg, Helmer; Helgesen, Geir (Peer reviewed; Journal article, 2020) -
Evolving Soft Matter: Shape, Dynamics and Functionality. The Geilo School 2019, March 11-21, Geilo, Norway
Helgesen, Geir (IFE/E;2019/015, Research report, 2019) -
Heat exchangers for hydrogen tank filling
Helgesen, Geir (IFE/E;2023/002, Research report, 2023)The purpose of this report is to give some basic facts about heat exchangers and summarize a series of simulations done on counter-flow concentric tube heat exchangers for hydrogen gas bunkering using the COMSOL Multiphysics ... -
Magnetic properties of graphene nanodisk and nanocone powders at low temperatures
Cernák, Jozef; Helgesen, Geir; Cizmar, Erik; Kovác, Jozef; Jurašeková, Zuzana; Voltr, Josef (Journal article, 2015) -
Magnetic propulsion of microspheres at liquid-glass interfaces
Helgesen, Geir (Journal article; Peer reviewed, 2018) -
Oxygen-Controlled Phase Segregation in Poly(N-isopropylacrylamide)/Laponite Nanocomposite Hydrogels
Mauroy, Henrik; Rozynek, Zbigniew; Plivelic, Tomás S.; Fossum, Jon Otto; Helgesen, Geir; Knudsen, Kenneth (Journal article; Peer reviewed, 2013) -
Parallel integration of aligned carbon strings in polymer composite: Dielectrophoretic preparation, finite element simulation, and electrical characterization
Sandsaunet, Marit Ulset; Knaapila, Matti; Tavares, Luciana; Kjelstrup-Hansen, Jacob; Helgesen, Geir (Journal article; Peer reviewed, 2015) -
Photonic composite materials from cellulose nanorods and clay nanolayers
Trindade, Ana Catarina; Carreto, Miguel; Helgesen, Geir; Knudsen, Kenneth Dahl; Puchtler, Florian; Breu, Josef; Fernandes, Susete; Godinho, Maria Helena; Fossum, Jon Otto (Peer reviewed; Journal article, 2020) -
“Physics of Evolving Matter: Connectivity, Communication and Growth” The Geilo School 2023, March 13-23, Geilo, Norway
Helgesen, Geir; Knudsen, Kenneth Dahl (IFE/E;2023/009, Research report, 2023) -
"The Physics of Evolving Matter: Memory, Learning and Evolution" The Geilo School 2022, March 21-31, Geilo, Norway
Helgesen, Geir (IFE/E;2022/008, Research report, 2022) -
Propulsion of microspheres in fluids using rotating magnetic fields
Helgesen, Geir (Journal article; Peer reviewed, 2019) -
Sample cell for studying liquid interfaces with an in situ electric field using X-ray reflectivity and application to clay particles at oil-oil interfaces
Larsen, Simon R.; Hansteen, Marie; Pacáková, Barbara; Theodor, Keld; Arnold, Thomas; Rennie, Adrian R.; Helgesen, Geir; Knudsen, Kenneth Dahl; Bordallo, Heloisa N.; Fossum, Jon Otto (Peer reviewed; Journal article, 2018)