Aksel Hiorth

Professor

Aksel Hiorth

Kontakt

Telefon: 5183 1757 / +4792462776

E-post: aksel.hiorth@uis.no

Rom: KE E-301D

Organisasjonsenhet

Det teknisk- naturvitenskapelige fakultet

Institutt for matematikk og fysikk

Kort om meg

Aksel Hiorth is Professor in reservoir technology at University of Stavanger and Chief Scientist at NORCE. He has a PhD within theoretical physics from University of Oslo. In 2013 he was part of the management team that was awarded the National Center for Improved Oil Recovery by the Research Council of Norway. His main research interest is modeling, and he is currently working on

  • Modeling subsurface flow from pore to field scale to understand transport of fluids at large (km) scale
  • Geochemical modeling 
  • Applying porous media models within medicine

His work has led to SR Bank's Innovation Award in 2010, the NPD's IOR prize in 2010 as part of the COREC team and Lyse`s Research Award in 2013. In 2013 he was part of the management that was awarded the Research Centre for petroleum, the National IOR Centre of Norway.

He is program leader for the Computational Engineering master program.

Publikasjoner

Vitenskapelige publikasjoner

Jassem Abbasi; Ameya D. Jagtap; Ben Moseley; Aksel Hiorth; Pål Østebø Andersen (2025) Challenges and advancements in modeling shock fronts with physics-informed neural networks: A review and benchmarking study. I: Neurocomputing. ISSN 0925-2312. Volum 657. DOI: 10.1016/j.neucom.2025.131440

Aksel Hiorth; Knut Erik Teigen Giljarhus; Espen Jettestuen; Hamed Vaseghnia (2025) Lattice Boltzmann Method for Hemodynamic Simulations: Non-Newtonian Rheological Perspective on Blood Flow Dynamics. Universitetet i Stavanger. ISBN 9788284393902.

Jassem Abbasi; Ben Moseley; Takeshi Kurotori; Ameya Jagtap; Anthony R. Kovscek; Aksel Hiorth; Pål Østebø Andersen (2025) History-Matching of imbibition flow in fractured porous media Using Physics-Informed Neural Networks (PINNs). I: Computer Methods in Applied Mechanics and Engineering. ISSN 0045-7825. Volum 437. DOI: 10.1016/j.cma.2025.117784

Felix Feldmann; Jan Sagen; Jan Ludvig Vinningland; Børre Jacob Antonsen; Terje Sira; Oddbjørn Mathias Nødland; Kjetil Skrettingland; Vegard Røine Stenerud; Aksel Hiorth (2025) Sustainable reservoir optimization: A numerical study of the Snorre water diversion field pilot using IORSim. I: Geoenergy Science and Engineering. ISSN 2949-8929. Volum 246. DOI: 10.1016/j.geoen.2024.213592

Felix Feldmann; Oddbjørn Mathias Nødland; Jan Sagen; Børre Antonsen; Terje Sira; Jan Ludvig Vinningland; Robert Moe; Aksel Hiorth (2024) IORSim: A Mathematical Workflow for Field-Scale Geochemistry Simulations in Porous Media. I: Transport in Porous Media. ISSN 0169-3913. Volum 151. s.1781-1809. DOI: 10.1007/s11242-024-02094-9

Hamed Vaseghnia; Espen Jettestuen; Knut Erik Teigen Giljarhus; Aksel Hiorth (2024) Evaluation of WSS Distributions in Pulsatile Non-Newtonian Fluid Flows Using the MRT-LB Model. I: Lecture Notes in Mechanical Engineering. ISSN 2195-4356. s.114-123. DOI: 10.1007/978-3-031-66609-4_11

Espen Jettestuen; Olav Aursjø; Johan Olav Helland; Jan Ludvig Vinningland; Aksel Hiorth (2024) Workflow for Direct Pore-Scale Simulation of Relative Permeability and Capillary Pressure Curves with Hysteresis at Low Capillary Numbers. I: 2024 SPE, SPE Norway Subsurface Conference, April 17, 2024, Bergen, Norway. Society of Petroleum Engineers. ISBN 9781959025344. DOI: 10.2118/218427-MS

Reza Rasooli; Henrik Holmstrøm; Knut Erik Teigen Giljarhus; Ingunn Westvik Jolma; Jan Ludvig Vinningland; Charlotte De Lange; Henrik Brun; Aksel Hiorth (2024) In vitro hemodynamic performance of a blood pump for self-powered venous assist in univentricular hearts. I: Scientific Reports. Online ISSN 2045-2322. Volum 14. DOI: 10.1038/s41598-024-57269-7

Felix Feldmann; Emad W. Al-Shalabi; Aksel Hiorth (2024) Surface charge change in carbonates during low-salinity imbibition. I: Scientific Reports. Online ISSN 2045-2322. Volum 14. DOI: 10.1038/s41598-024-63317-z

Enrico Riccardi; Aksel Hiorth (2024) Modular teaching material development with structured interactive infographics for lifelong learning education. I: EDULEARN Proceedings. Online ISSN 2340-1117. s.10710-10717. DOI: 10.21125/edulearn.2024.2676

Hamed Vaseghnia; Espen Jettestuen; Knut Erik Teigen Giljarhus; Olav Aursjø; Aksel Hiorth (2024) Evaluation of the non-Newtonian lattice Boltzmann model coupled with off-grid bounce-back scheme: Wall shear stress distributions in Ostwald-de Waele fluids flow. I: Physical Review E (PRE). ISSN 2470-0045. Volum 110. DOI: 10.1103/PhysRevE.110.015305

Hamed Vaseghnia; Espen Jettestuen; Knut Erik Teigen Giljarhus; Jan Ludvig Vinningland; Aksel Hiorth (2024) Effects of hematocrit and non-Newtonian blood rheology on pulsatile wall shear stress distributions in vascular anomalies: A multiple relaxation time lattice Boltzmann approach. I: Physics of Fluids. ISSN 1070-6631. Volum 36. DOI: 10.1063/5.0217436

Reza Rasooli; Knut Erik Teigen Giljarhus; Aksel Hiorth; Ingunn Westvik Jolma; Jan Ludvig Vinningland; Charlotte de Lange; Henrik Brun; Henrik Holmstrøm (2023) In Silico Evaluation of a Self-powered Venous Ejector Pump for Fontan Patients. I: Cardiovascular Engineering and Technology. ISSN 1869-408X. Volum 14. s.428-446. DOI: 10.1007/s13239-023-00663-5

Espen Jettestuen; Olav Aursjø; Jan Ludvig Vinningland; Aksel Hiorth (2023) A generalized bodyforce scheme for lattice Boltzmann simulations of incompressible flow in complex geometries. I: Physics of Fluids. ISSN 1070-6631. Volum 35. DOI: 10.1063/5.0134569

Bjarte Hetland; Espen Jettestuen; Aksel Hiorth (2023) Solving the constitutive equation of dilute polymeric flows: A general Fokker-Planck approach for linear elastic dumbbell models. I: Physics of Fluids. ISSN 1070-6631. Volum 35. DOI: 10.1063/5.0161336

Jon Bjarne Leiknes; Aksel Hiorth; Jorunn Havnen; Ole Jacob Greve; Kathinka Dæhli Kurz; Alf Inge Larsen (2023) Estimating cardiac output from coronary CT angiography: an individualized compartment model in comparison to the Stewart–Hamilton method. I: Frontiers in Cardiovascular Medicine. Online ISSN 2297-055X. Volum 10. DOI: 10.3389/fcvm.2023.1156332

Oddbjørn Mathias Nødland; Aksel Hiorth (2023) A new formulation of the surface charge/surface potential relationship in electrolytes with valence less than three. I: Computational Geosciences. ISSN 1420-0597. DOI: 10.1007/s10596-023-10239-w

Oddbjørn Mathias Nødland; Aksel Hiorth (2022) A New Formulation of the Surface Charge/Surface Potential Relationship in Electrolytes with Valence Less than Three. I: 2022 ECMOR, Proceedings of the European Conference on the Mathematics of Geological Reservoirs (ECMOR 2022). European Association of Geoscientists and Engineers (EAGE). ISBN 9780000000019. DOI: 10.3997/2214-4609.202244112

Siv Marie Åsen; Aksel Hiorth; Arne Stavland; Dimitri Shogin; Rune Wiggo Time (2021) Synthetic polymers for Enhanced Oil Recovery; Mechanical degradation, and alleviation thereof : Experimental study across scales in pipes, chokes, and porous media of regular HPAM, HPAM-ATBS co-polymers, and TAPs. Universitetet i Stavanger. ISBN 9788284390109.

Aksel Hiorth; Petter Osmundsen (2020) Petroleum taxation. The effect on recovery rates. I: Energy Economics. ISSN 0140-9883. Volum 87. DOI: 10.1016/j.eneco.2020.104720

Mona Wetrhus Minde; Aksel Hiorth (2020) Compaction and Fluid—Rock Interaction in Chalk Insight from Modelling and Data at Pore-, Core-, and Field-Scale. I: Geosciences. Online ISSN 2076-3263. Volum 10 (1). DOI: 10.3390/geosciences10010006

Pål Østebø Andersen; Arild Lohne; Arne Stavland; Aksel Hiorth; Bergit Brattekås (2019) Core scale modeling of polymer gel dehydration by spontaneous imbibition. I: SPE Journal. ISSN 1086-055X. Volum 24. s.1201-1219. DOI: 10.2118/190189-PA

Siv Marie Åsen; Arne Stavland; Daniel Strand; Aksel Hiorth (2019) An Experimental Investigation of Polymer Mechanical Degradation at the Centimeter and Meter Scale. I: SPE Journal. ISSN 1086-055X. Volum 24. s.1700-1713. DOI: 10.2118/190225-PA

Aksel Hiorth; Petter Osmundsen (2019) Taxation and Extraction Rates. I: IAEE International Conference. ISSN 1559-792X.

Oddbjørn Mathias Nødland; Arild Lohne; Arne Stavland; Aksel Hiorth (2019) An Investigation of Polymer Mechanical Degradation in Radial Well Geometry. I: Transport in Porous Media. ISSN 0169-3913. Volum 128. DOI: 10.1007/s11242-018-01230-6

Pål Østebø Andersen; Arild Lohne; Arne Stavland; Aksel Hiorth; Bergit Brattekås (2018) Core Scale Simulation of Spontaneous Solvent Imbibition from HPAM Gel. I: Mark Holtz, SPE Improved Oil Recovery Conference. Society of Petroleum Engineers. ISBN 9781613995709. DOI: 10.2118/190189-ms

Olav Aursjø; Espen Jettestuen; Jan Ludvig Vinningland; Aksel Hiorth (2018) On the inclusion of mass source terms in a single-relaxation-time lattice Boltzmann method. I: Physics of Fluids. ISSN 1070-6631. Volum 30. DOI: 10.1063/1.5024641

Siv Marie Åsen; Arne Stavland; Daniel Strand; Aksel Hiorth (2018) An Experimental Investigation of Polymer Mechanical Degradation at cm and m Scale. I: Mark Holtz, SPE Improved Oil Recovery Conference. Society of Petroleum Engineers. ISBN 9781613995709. DOI: 10.2118/190225-MS

Aksel Hiorth; Jan Sagen; Arild Lohne; Aruoture Voke Omekeh; Jan Nossen; Jarle Haukås; Terje Sira (2017) Simulation of sodium silicate water diversion using IORSim. I: Ukjent Ukjent, 19th European Symposium on Improved Oil Recovery/IOR Norway 2017. European Association of Geoscientists and Engineers (EAGE). ISBN 9789462822092. DOI: 10.3997/2214-4609.201700283

Olav Aursjø; Espen Jettestuen; Jan Ludvig Vinningland; Aksel Hiorth (2017) An improved lattice Boltzmann method for simulating advective–diffusive processes in fluids. I: Journal of Computational Physics. ISSN 0021-9991. Volum 332. s.363-375. DOI: 10.1016/j.jcp.2016.12.014

Jan Ludvig Vinningland; Espen Jettestuen; Olav Aursjø; Merete Vadla Madland; Aksel Hiorth (2017) Mineral Dissolution and Precipitation Rate Laws Predicted from Reactive Pore Scale Simulations. I: Ukjent Ukjent, 19th European Symposium on Improved Oil Recovery/IOR Norway 2017. European Association of Geoscientists and Engineers (EAGE). ISBN 9789462822092. DOI: 10.3997/2214-4609.201701792

Amélie Neuville; Louis Renaud; Thi Thuy Luu; Mona Wetrhus Minde; Espen Jettestuen; Jan Ludvig Vinningland; Aksel Hiorth; Dag Kristian Dysthe (2017) Xurography for microfluidics on a reactive solid. I: Lab on a Chip. ISSN 1473-0197. Volum 17. s.293-303. DOI: 10.1039/c6lc01253a

Yingfang Zhou; Johan Olav Helland; Dimitrios Georgios Hatzignatiou; Rajib Ahsan; Aksel Hiorth (2017) Experimental validation of a pore-scale-derived dimensionless capillary pressure function for imbibition under mixed-wet conditions. I: SPE Journal. ISSN 1086-055X. Volum 22. s.1338-1348. DOI: 10.2118/180088-PA

Aruoture Voke Omekeh; Aksel Hiorth; Arne Stavland; Arild Lohne (2017) Silicate Gel for In-depth Placement- Gelation Kinetics and Pre-flush Design. I: Ukjent Ukjent, 19th European Symposium on Improved Oil Recovery/IOR Norway 2017. European Association of Geoscientists and Engineers (EAGE). ISBN 9789462822092. DOI: 10.3997/2214-4609.201700282

Jarle Haukås; Merete Vadla Madland; Kristin Margrethe Flornes; Aksel Hiorth; Randi Valestrand; Sissel Opsahl Viig; Arne Stavland; Udo Zimmermann; Espen Jettestuen; A. Mebratu; Tor Bjørnstad; Robert Klöfkorn; Svein Magne Skjæveland; Geir Nævdal (2017) Integration of IOR Research Projects through Generic Case Studies. I: Ukjent Ukjent, 19th European Symposium on Improved Oil Recovery/IOR Norway 2017. European Association of Geoscientists and Engineers (EAGE). ISBN 9789462822092. DOI: 10.3997/2214-4609.201700260

Oddbjørn Mathias Nødland; Arild Lohne; Aksel Hiorth (2017) Mechanical Degradation of Polymers at the Field Scale - A Simulation Study. I: Ukjent Ukjent, 19th European Symposium on Improved Oil Recovery/IOR Norway 2017. European Association of Geoscientists and Engineers (EAGE). ISBN 9789462822092.

Dmitry Shogin; Per Amund Amundsen; Aksel Hiorth; Merete Vadla Madland (2017) Modelling the rheology of two-phase polymer flow. I: Ukjent Ukjent, 19th European Symposium on Improved Oil Recovery/IOR Norway 2017. European Association of Geoscientists and Engineers (EAGE). ISBN 9789462822092.

Dmitry Shogin; Per Amund Amundsen; Aksel Hiorth; Merete Vadla Madland (2017) Physical modelling of rheological properties of polymer solutions for enhanced oil recovery. I: Ukjent Ukjent, 19th European Symposium on Improved Oil Recovery/IOR Norway 2017. European Association of Geoscientists and Engineers (EAGE). ISBN 9789462822092.

Arild Lohne; Oddbjørn Mathias Nødland; Arne Stavland; Aksel Hiorth (2017) A model for non-Newtonian flow in porous media at different flow regimes. I: Computational Geosciences. ISSN 1420-0597. s.1-24. DOI: 10.1007/s10596-017-9692-6

Pål Østebø Andersen; Steinar Evje; Aksel Hiorth (2017) Modeling of spontaneous-imbibition experiments with porous disk-on the validity of exponential prediction. I: SPE Journal. ISSN 1086-055X. Volum 22. s.1326-1337. DOI: 10.2118/186094-PA

Janne Pedersen; Espen Jettestuen; Merete Vadla Madland; Tania Hildebrand-Habel; Reidar Inge Korsnes; Jan Ludvig Vinningland; Aksel Hiorth (2016) A dissolution model that accounts for coverage of mineral surfaces by precipitation in core floods. I: Advances in Water Resources. ISSN 0309-1708. Volum 87. s.68-79. DOI: 10.1016/j.advwatres.2015.11.010

Aksel Hiorth; Jan Sagen; Arild Lohne; Jan Nossen; Jan Ludvig Vinningland; Espen Jettestuen; Terje Sira (2016) IORSim - A Simulator for Fast and Accurate Simulation of Multi-phase Geochemical Interactions at the Field Scale. I: 2016 EAGE, ECMOR XV - Proceedings of 15th European Conference on the Mathematics of Oil Recovery, Amsterdam, Netherlands, 29 August - 1 September, 2016. European Association of Geoscientists and Engineers (EAGE). ISBN 9789462821934. DOI: 10.3997/2214-4609.201601882

Udo Zimmermann; Merete Vadla Madland; Anders Nermoen; Tania Hildebrand-Habel; Silvana A.R. Bertolino; Aksel Hiorth; Reidar Inge Korsnes; Jean-Nicolas Audinot; Patrick Grysan (2015) Evaluation of the compositional changes during flooding of reactive fluids using scanning electron microscopy, nano-secondary ion mass spectrometry, x-ray diffraction, and whole-rock geochemistry. I: American Association of Petroleum Geologists Bulletin. ISSN 0149-1423. Volum 99. s.791-805. DOI: 10.1306/12221412196

Anders Nermoen; Reidar Inge Korsnes; Aksel Hiorth; Merete Vadla Madland (2015) Porosity and permeability development in compacting chalks during flooding of nonequilibrium brines: Insights from long-term experiment. I: Journal of Geophysical Research (JGR): Solid Earth. ISSN 2169-9313. Volum 120. s.2935-2960. DOI: 10.1002/2014JB011631

Pål Østebø Andersen; Steinar Evje; Rajib Ahsan; Aksel Hiorth (2015) An Analytical Model for Imbibition Experiments with Porous Plate. I: 2015 EAGE, IMPROVED OIL RECOVERY. EUROPEAN SYMPOSIUM. 18TH 2015. (2 VOLS) OVERCOMING THE BARRIERS. European Association of Geoscientists and Engineers ( EAGE ). ISBN 9781510802193.

Megawati Megawati; Merete Vadla Madland; Aksel Hiorth (2015) Mechanical and physical behavior of high-porosity chalks exposed to chemical perturbation. I: Journal of Petroleum Science and Engineering. ISSN 0920-4105. Volum 133. s.313-327. DOI: 10.1016/j.petrol.2015.06.026

Janne Pedersen; Aksel Hiorth; Espen Jettestuen (2015) Reactive flow modeling using the lattice Boltzmann method - Interpretation of lab experiments. Universitetet i Stavanger. ISBN 9788276446197.

Anders Nermoen; Reidar Inge Korsnes; S.A.H. Aloysius Haug; Aksel Hiorth; Merete Vadla Madland (2014) The Dynamic Stability of Chalks During Flooding of Non-Equilibrium Brines and CO2. I: 2014 EAGE, 4th EAGE CO2 Geological Storage Workshop 2014. European Association of Geoscientists and Engineers (EAGE). ISBN 9781632665386. s.122-127. DOI: 10.3997/2214-4609.20140092

Janne Pedersen; Espen Jettestuen; Jan Ludvig Vinningland; Aksel Hiorth (2014) Improved Lattice Boltzmann Models for Precipitation and Dissolution. I: Transport in Porous Media. ISSN 0169-3913. Volum 104. s.593-605. DOI: 10.1007/s11242-014-0353-0

Pål Østebø Andersen; Rajib Ahsan; Steinar Evje; Bratteli Fred; Merete Vadla Madland; Aksel Hiorth (2013) A Model for Brine-Dependent Spontaneous Imbibition Experiments with Porous Plate. I: Unknown Unknown, 75th EAGE Conference & Exhibition incorporating SPE EUROPEC 2013, June 10 - 13, 2013, London, United Kingdom. Society of Petroleum Engineers. ISBN 9781613992548. DOI: 10.2118/164901-ms

Megawati Megawati; Aksel Hiorth; Merete Vadla Madland (2013) The Impact of Surface Charge on the Mechanical Behavior of High-Porosity Chalk. I: Rock Mechanics and Rock Engineering. ISSN 0723-2632. Volum 46. s.1073-1090. DOI: 10.1007/s00603-012-0317-z

Aksel Hiorth; Espen Jettestuen; Lawrence M. Cathles; Merete Vadla Madland (2013) Precipitation, dissolution, and ion exchange processes coupled with a lattice Boltzmann advection diffusion solver. I: Geochimica et Cosmochimica Acta. ISSN 0016-7037. Volum 104. s.99-110. DOI: 10.1016/j.gca.2012.11.019

Megawati Megawati; Merete Vadla Madland; Aksel Hiorth (2012) Probing pore characteristics of deformed chalk by NMR relaxation. I: Journal of Petroleum Science and Engineering. ISSN 0920-4105. Volum 100. s.123-130. DOI: 10.1016/j.petrol.2012.11.001

Pål Østebø Andersen; Steinar Evje; Merete Vadla Madland; Aksel Hiorth (2012) A geochemical model for interpretation of chalk core flooding experiments. I: Chemical Engineering Science (CES). ISSN 0009-2509. Volum 84. s.218-241. DOI: 10.1016/j.ces.2012.08.038

Krista Michelle Kaster; Aksel Hiorth; Grethe Kjeilen-Eilertsen; Catherine Boccadoro; Arild Lohne; Harald Berland; Arne Stavland; Odd Gunnar Brakstad (2012) Mechanisms Involved in Microbially Enhanced Oil Recovery. I: Transport in Porous Media. ISSN 0169-3913. Volum 91. s.59-79. DOI: 10.1007/s11242-011-9833-7

Steinar Evje; Aksel Hiorth (2011) A model for interpretation of brine-dependent spontaneous imbibition experiments. I: Advances in Water Resources. ISSN 0309-1708. Volum 34. s.1627-1642. DOI: 10.1016/j.advwatres.2011.09.003

Merete Vadla Madland; Aksel Hiorth; Edvard Omdal; Megawati Megawati; Tania Hildebrand-Habel; Reidar Inge Korsnes; Steinar Evje; Lawrence M. Cathles (2011) Chemical Alterations Induced by Rock-Fluid Interactions When Injecting Brines in High Porosity Chalks. I: Transport in Porous Media. ISSN 0169-3913. Volum 87. s.679-702. DOI: 10.1007/s11242-010-9708-3

Steinar Evje; Aksel Hiorth (2010) A MATHEMATICAL MODEL FOR DYNAMIC WETTABILITY ALTERATION CONTROLLED BY WATER-ROCK CHEMISTRY. I: Networks and Heterogeneous Media. ISSN 1556-1801. Volum 5. s.217-256. DOI: 10.3934/nhm.2010.5.217

Aksel Hiorth; Lawrence M. Cathles; M. V. Madland (2010) The Impact of Pore Water Chemistry on Carbonate Surface Charge and Oil Wettability. I: Transport in Porous Media. ISSN 0169-3913. Volum 85. s.1-21. DOI: 10.1007/s11242-010-9543-6

Edvard Omdal; M. V. Madland; Tron Golder Kristiansen; N.B. Nagel; Reidar Inge Korsnes; Aksel Hiorth (2010) Deformation Behavior of Chalk Studied Close to In Situ Reservoir Conditions. I: Rock Mechanics and Rock Engineering. ISSN 0723-2632. Volum 43. s.557-580. DOI: 10.1007/s00603-010-0087-4

Steinar E Evje; Aksel Hiorth; M. V. Madland; Reidar I. Korsnes (2009) A MATHEMATICAL MODEL RELEVANT FOR WEAKENING OF CHALK RESERVOIRS DUE TO CHEMICAL REACTIONS. I: Networks and Heterogeneous Media. ISSN 1556-1801. Volum 4. s.755-788. DOI: 10.3934/nhm.2009.4.755

Aksel Hiorth; Unn H. a Lad; Steinar E Evje; Svein M Skjæveland (2009) A lattice Boltzmann-BGK algorithm for a diffusion equation with Robin boundary condition-application to NMR relaxation. I: International Journal for Numerical Methods in Fluids. ISSN 0271-2091. Volum 59. s.405-421. DOI: 10.1002/fld.1822

M. V. Madland; Edvard Omdal; Reidar I. Korsnes; Hilde Breivik; Aksel Hiorth; Tron Golder Kristiansen (2008) Investigation of the effective stress relation for outcrop chalk. I: Ukjent Ukjent, Thermo-hydromechanical and chemical coupling in geomaterials and applications : proceedings of the 3rd international symposium GeoProc '2008. Wiley-VCH. ISBN 9781848210431. s.429-434.

Edvard Omdal; M. V. Madland; Ragnhild Renli; Tron Golder Kristiansen; Aksel Hiorth; Reidar I. Korsnes; Tania Hildebrand-Habel (2008) Laboratory observation with implications for depletion of chalk reservoirs. I: Ukjent Ukjent, Thermo-hydromechanical and chemical coupling in geomaterials and applications : proceedings of the 3rd international symposium GeoProc '2008. Wiley-VCH. ISBN 9781848210431. s.953-958.

Bizhan Zangiabadi; Reidar I. Korsnes; Tania Hildebrand-Habel; Aksel Hiorth; Komang I. Sutarjana; Anders Lian; M. V. Madland (2008) Chemical water weakening of various outcrop chalks at elevated temperature. I: Ukjent Ukjent, Thermo-hydromechanical and chemical coupling in geomaterials and applications : proceedings of the 3rd international symposium GeoProc '2008. Wiley-VCH. ISBN 9781848210431. s.543-548.

Aksel Hiorth; Unn H. a Lad; Jan Finjord; Svein M Skjæveland (2007) Signal from geometries containing corners --- analytical and random walk calculations. I: Magnetic Resonance Imaging. ISSN 0730-725X. Volum 25.

Aksel Hiorth; Steinar E Evje; Svein M Skjæveland (2007) A LB-BGK algorithm for a convective diffusion equation with Robin boundary condition - application to NMR relaxation. I: International Journal for Numerical Methods in Fluids. ISSN 0271-2091.

Jan Finjord; Aksel Hiorth; Unn H. a Lad; Svein M Skjæveland (2007) NMR for equilateral triangular geometry under conditions of surface relaxivity - analytical and random walk solution. I: Transport in Porous Media. ISSN 0169-3913. Volum 69. DOI: 10.1007/s11242-006-9062-7

Jan Olav Eeg; Svjetlana Fajfer; Aksel Hiorth (2003) On the colour suppressed decay modes B --> Ds anti-Ds. I: Physics Letters B. ISSN 0370-2693. Volum 570. s.46-52.

Aksel Hiorth; Jan Olav Eeg (2003) "Non-factorizable effects in B - anti-B mixing'';. I: European Physical Journal C. ISSN 1434-6044. Volum 30. s.006-006.

Jan Olav Eeg; Aksel Hiorth; Antonio Polosa (2002) Gluonic mechanism for B -> D eta'. I: Physical Review D. Particles and fields. ISSN 0556-2821. Volum 65.

Jan Olav Eeg; Aksel Hiorth (2002) Heavy-light chiral quark model. I: Physical Review D. Particles and fields. ISSN 0556-2821. Volum 66.

Bøker og kapitler

Olav Aursjø; Aksel Hiorth; Alexey A. Khrulenko; Oddbjørn Mathias Nødland (2022) Polymer flooding: Simulation Upscaling Workflow. Universitetet i Stavanger.

Arild Lohne; Arne Stavland; Siv Marie Åsen; Olav Aursjø; Aksel Hiorth (2022) Recommended polymer workflow: Interpretation and parameter identification. Universitetet i Stavanger.

Espen Jettestuen; Olav Aursjø; Jan Ludvig Vinningland; Aksel Hiorth; Arild Lohne (2022) Smart Water flooding: Part 2: Important input parameters for modeling and upscaling workflow. Universitetet i Stavanger.

Arne Stavland; Siv Marie Åsen; Arild Lohne; Olav Aursjø; Aksel Hiorth (2022) Recommended polymer workflow: Lab (cm and m scale). Universitetet i Stavanger.

Mona Wetrhus Minde; Aksel Hiorth (2019) Rock Fluid Interaction in Chalk at Pore-, Core- and Field-Scale - Insight From Modeling and Data. I: Svein Magne Skjæveland; Ola Ketil Siqveland, JCR-7 Monograph: North Sea Chalk. Universitetet i Stavanger. ISBN 9788276447330. s.279-306.

Aksel Hiorth; Sebastian N. White (2017) Streaming Potential in Porous Media - Single and Two-Phase. Universitetet i Stavanger.

Anders Nermoen; Aksel Hiorth; Bendik Horvei (2017) Streaming potential - qualification of method and investigating the impact of brine in sandstone core plugs. Universitetet i Stavanger.

Oddbjørn Mathias Nødland; Arild Lohne; Arne Stavland; Aksel Hiorth (2016) A Model for Non-Newtonian Flow in Porous Media at Different Flow Regimes. I: 2016 EAGE, ECMOR XV - Proceedings of 15th European Conference on the Mathematics of Oil Recovery, Amsterdam, Netherlands, 29 August - 1 September, 2016. European Association of Geoscientists and Engineers (EAGE). ISBN 9789462821934. DOI: 10.3997/2214-4609.201601771

Anders Nermoen; Nils Harald Giske; Mona Wetrhus Minde; Aksel Hiorth (2015) On how water chemistry and compaction alter the permeability of Ekofisk reservoir cores. Internal IRIS Report No. 2015/018.

Aksel Hiorth; Irene Ringen (2015) Resistivity measurements and polymer flooding of sandpacks With dual-porosity. Universitetet i Stavanger.

Amélie Neuville; Jan Ludvig Vinningland; Thi Thuy Luu; Dag Kristian Dysthe; Espen Jettestuen; Aksel Hiorth (2015) Reactive flow during water flooding – from pore to core Half-year progress report 2015. JCR.

Hjørdis Stiegler; Aksel Hiorth (2015) Polymer flooding salinity,and shear effects in sandpacks. Universitetet i Stavanger.

Aksel Hiorth; Dag Kristian Dysthe; Amélie Neuville; Jan Ludvig Vinningland; Espen Jettestuen (2014) Reactive flow during water flooding – from pore to core, Quartely report 2, 2014. Join Chalk Research.

Amélie Neuville; Jan Ludvig Vinningland; Espen Jettestuen; Roar Skartlien; Dag Kristian Dysthe; Aksel Hiorth (2014) JCR-7 Symposium 2014 Transaction - Reactive flow during water flooding – from pore2core. Join Chalk Research.

Jan Ludvig Vinningland; Espen Jettestuen; Janne Pedersen; Aksel Hiorth (2014) Reactive flow at pore and core scale using the lattice Boltzmann technique. International Research Institute of Stavanger.

Aksel Hiorth; Dag Kristian Dysthe; Amélie Neuville; Jan Ludvig Vinningland; Lei Li (2013) JCR-7 - Project Status Report n°1. Join Chalk Research.

Aksel Hiorth; Unn H. a Lad; Jan Finjord; Svein M Skjæveland (2006) Magnetic Signal from Geometries Containing Corners -- Analytical and Random Walk Calculations. I: Proceedings.

Jan Finjord; Aksel Hiorth; Unn H. a Lad; Svein M Skjæveland (2005) NMR for Equilateral Triangular Geometry under Conditions of Surface Relaxivity - Analytical and Random Walk Solution. Universitetet i Stavanger.

Formidling

Nicole Dopffel; Biwen An-Stepec; Svenn Tveit; Aksel Hiorth; Ben Heydolph; Sarah Eileen Gasda; Ketil Djurhuus (2024) HYping-Microbes: modelling the role of microorganisms within underground hydrogen storage. International Biodeterioration and Biodegradation Symposium; 2024-09-09 - 2024-09-12.

Biwen Annie An Stepec; Nicole Dopffel; Svenn Tveit; Aksel Hiorth; Ben Heydolph; Sarah Eileen Gasda; Ketil Djurhuus (2024) Understanding the role of microorganisms within underground hydrogen storage. InterPore Norway 2024 Annual Workshop; 2024-12-05.

Enrico Riccardi; Aksel Hiorth (2024) MODULAR TEACHING MATERIAL DEVELOPMENT WITH STRUCTURED INTERACTIVE INFOGRAPHICS FOR LIFELONG LEARNING EDUCATION. EDULEARN24; 2024-06-01 - 2024-06-03.

Espen Jettestuen; Olav Aursjø; Johan Olav Helland; Jan Ludvig Vinningland; Aksel Hiorth (2024) Workflow for direct pore-scale simulation of relative permeability and capillary pressure curves with hysteresis at low capillary numbers. SPE Norway Subsurface Conference; 2024-04-17.

Nestor Cardozo; Lisa Watson; Alejandro Escalona; Carita Augustsson; Udo Zimmermann; Aksel Hiorth; Reidar Brumer Bratvold; Tina Puntervold; Wiktor Waldemar Weibull; Pål Østebø Andersen (2023) Det grønne skiftet trenger naturvitenskapene – også ved UiS!. I: Stavanger Aftenblad. ISSN 0804-8991.

Aksel Hiorth; Tina Puntervold (2023) Wettability and IOR in naturally fractured carbonates. Expert lecture; 2023-01-26.

Nestor Cardozo; Carita Augustsson; Pål Østebø Andersen; Aksel Hiorth; Tina Puntervold; Lisa Watson; Alejandro Escalona; Wiktor Waldemar Weibull (2022) UiS må bidra med ingeniører som kan omstille norsk sokkel. I: Stavanger Aftenblad. ISSN 0804-8991.

Oddbjørn Mathias Nødland; Aksel Hiorth (2022) A New Formulation of the Surface Charge/Surface Potential Relationship in Electrolytes with Valence Less than Three. ECMOR 2022; 2022-09-05 - 2022-09-07.

Aksel Hiorth (2022) Perspectives on the importance of pore scale input for upscaling of reactive flows. Porelab Lecture Series; 2022-12-02.

Aksel Hiorth (2022) More wells more oil? A physics based analysis of the Norwegian DISKOS database. IEA EOR TCP ExCom workshop and symposium ; 2022-11-22 - 2022-11-24.

Aksel Hiorth; Espen Jettestuen (2022) Data availability. CSSR Partner Workshop; 2022-05-19 - 2022-05-20.

Espen Jettestuen; Aksel Hiorth (2022) Value of publicly available data, and expected added value from industry data for CSSR. CSSR Joint Industry Workshop; 2022-11-03.

Siv Marie Åsen; Arne Stavland; Aksel Hiorth (2021) Polymer EORExperimental Highlights. IOR Centre/ Centre conclusion meeting; 2021-10-27.

Aksel Hiorth; Jan Sagen; Jan Nossen; Arild Lohne; Jan Ludvig Vinningland; Børre Antonsen; Egil Brendsdal; Terje Sira (2021) IORSim – Adding more physics and chemistry to reservoir simulators. IOR Norway 2021 - 14th International symposium on reservoir wettability & its effects on oil recovery; 2021-04-26 - 2021-04-28.

Iván Darío Piñerez Torrijos; Skule Strand; Tina Puntervold; Aksel Hiorth; Nematollah Zamani; Johan Olav Helland; Jan Ludvig Vinningland (2020) Integrated SCAL solutions for improved oil recovery. Technical committee meeting; 2020-04-23.

Aksel Hiorth; Roald Kommedal (2020) Korona, ebola og zombier.

Aksel Hiorth; Roald Kommedal (2020) Stol på matematikken, ikke magefølelsen. I: Forskning.no. ISSN 1891-635X.

Jon Bjarne Leiknes; Alf Inge Larsen; Kathinka Dæhli Kurz; Aksel Hiorth; Ole Jacob Greve; Jorunn Havnen (2020) Estimation of cardiac output from test-bolus during coronary computed tomography angiography: a personalized mathematical model. I: European Heart Journal. ISSN 0195-668X. Volum 41. s.3454-3454.

Petter Osmundsen; Aksel Hiorth (2019) Taxation and extraction rates. Reservoir & Production Management Conference; 2019-11-12.

Petter Osmundsen; Aksel Hiorth (2019) Taxation and the effect on extraction rates. Presentasjon for Oljedirektoratet; 2019-10-24.

Petter Osmundsen; Aksel Hiorth (2019) Taxation and the effect on extraction rates. Presentasjon ved University of Aberdeen Business School; 2019-09-29.

Petter Osmundsen; Aksel Hiorth (2019) Taxation and the effect on extraction rates. 16th IAEE European Conference; 2019-08-25 - 2019-08-28.

Jan Ludvig Vinningland; Espen Jettestuen; Olav Aursjø; Aksel Hiorth (2019) Numerical Modelling of Wettability. Wettability workshop; 2019-03-18.

Merete Vadla Madland; Aksel Hiorth (2019) The National IOR Centre of Norway – mulig samarbeid?. Møte med Endur Energy Solutions; 2019-04-24.

Bjarte Hetland; Dmitry Shogin; Espen Jettestuen; Olav Aursjø; Aksel Hiorth (2019) Micro scale simulation of polymer fluids. IOR NORWAY 2019; 2019-03-19 - 2019-03-20.

Merete Vadla Madland; Aksel Hiorth; Randi Valestrand; Sissel Opsahl Viig (2019) The Value of Joining The National IOR Centre of Norway - Selected Highlights. Meeting with DNO; 2019-01-29.

Aksel Hiorth (2019) Smart overvåking.

Jan Ludvig Vinningland; Espen Jettestuen; Olav Aursjø; Aksel Hiorth (2019) Influence of wettability on oil recovery during spontaneous imbibition. VII November Conference; 2019-11-11 - 2019-11-13.

Aksel Hiorth (2018) Overview IOR Centre. 3rd Joining Forces Seminar; 2018-04-19 - 2018-04-20.

Aksel Hiorth; Steinar Evje (2018) Nye mastergrader ikke bare for oljebransjen.

Aksel Hiorth; Nigussie Bogale; Jan Ludvig Vinningland; Thor Ole Gulsrud (2018) Vil bruke oljeteknologi – på hjertepasienter.

Aksel Hiorth (2018) Fra olje til hjerteforskning.

Aksel Hiorth; Jarle Haukås; Mari Løvås (2018) A research bromance – how to build a lasting relationship between academia and the industry.

Merete Vadla Madland; Aksel Hiorth; Randi Valestrand; Sissel Opsahl Viig (2018) Scientific status and progress. Møte med OD; 2018-10-17.

Aksel Hiorth (2018) To nye masterprogram til UiS.

Siri gloppen Gjersdal; Mona Wetrhus Minde; Udo Zimmermann; Merete Vadla Madland; Aksel Hiorth; Nils Harald Giske; Arne Stavland (2018) Polymer-injection for IOR purposes at the Norwegian Continental shelf – micro- and nanoanalytical approach for the understanding of phase-formation and its implication for upscaling. IOR NORWAY 2018; 2018-04-24 - 2018-04-25.

Irene Ringen; Markus Lindanger; Magnus K. Raaholt; Aksel Hiorth; Arne Stavland (2018) Polymer adsorption at different brine salinities. IOR NORWAY 2018; 2018-04-23 - 2018-04-25.

Siv Marie Åsen; Arne Stavland; Daniel Strand; Aksel Hiorth (2018) An Experimental Investigation of Polymer Mechanical Degradation at cm and m Scale (SPE-190225-MS). IOR NORWAY 2018; 2018-04-23 - 2018-04-25.

Shaghayegh Javadi; Joanna Dziadkowiec; Anja Røyne; Jon E. Bratvold; Ola Nilsen; Aksel Hiorth (2018) Synthetic CaCO3 surfaces in aqueous solutions – AFM and Surface Force Apparatus (SFA) measurements. IOR Norway 2018; 2018-04-24 - 2018-04-26.

Aruoture Voke Omekeh; Aksel Hiorth (2018) Particle growth kinetics: A physio-chemical modelling approach. IOR NORWAY 2018; 2018-04-23 - 2018-04-25.

Thor Ole Gulsrud; Jan Ludvig Vinningland; Aksel Hiorth; Alf Inge Larsen; Nigussie Bogale (2018) Vil bruke oljeteknologi - på hjertepasienter.

Siv Marie Åsen; Arne Stavland; Daniel Strand; Aksel Hiorth (2018) How far into the reservoir is mechanical degradation of polymers an issue?. IEA-EOR 2018; 2018-09-03 - 2018-09-07.

Pål Østebø Andersen; Arild Lohne; Arne Stavland; Aksel Hiorth; Bergit Brattekås (2018) Core Scale Simulation of Spontaneous Solvent Imbibition from HPAM Gel. The SPE Improved Oil Recovery Conference 2018; 2018-04-14 - 2018-04-18.

Merete Vadla Madland; Aksel Hiorth (2018) The main activities of The National IOR Centre of Norway. Møte med ressursgruppen for energi i Næringsforeningen; 2018-01-22.

Aksel Hiorth; Jan Ludvig Vinningland; Nigussie Bogale (2018) Oljeteknologi for hjertet.

Siv Marie Åsen; Arne Stavland; Daniel Strand; Aksel Hiorth (2018) An Experimental Investigation of Polymer Mechanical Degradation at cm and m Scale. The SPE Improved Oil Recovery Conference 2018; 2018-04-14 - 2018-04-18.

Oddbjørn Mathias Nødland; Arild Lohne; Arne Stavland; Aksel Hiorth (2018) Core scale modelling of EOR transport mechanisms. IOR NORWAY 2018; 2018-04-23 - 2018-04-25.

Jan Ludvig Vinningland; Aksel Hiorth (2018) Hjertesyke barn kan få hjelp av oljeteknologi.

Aksel Hiorth; Oddbjørn Mathias Nødland; Arne Stavland; Espen Jettestuen; Olav Aursjø; Jan Ludvig Vinningland; Jan Nossen; Jan Sagen; Terje Sira (2018) Simulation Tools for Predicting IOR Potential on the Norwegian Continental Shelf. IOR NORWAY 2018; 2018-04-23 - 2018-04-25.

Jan Ludvig Vinningland; Olav Aursjø; Espen Jettestuen; Merete Vadla Madland; Aksel Hiorth (2018) Insight into core scale oil release from pore scale simulations. SPE EUROPEC featured at 80th EAGE Conference and Exhibition; 2018-06-11 - 2018-06-14.

Jan Ludvig Vinningland; Randi Valestrand; Aksel Hiorth; Tor Bjørnstad; Robert Klöfkorn; Sissel Opsahl Viig; Espen Jettestuen; Svein Magne Skjæveland; Udo Zimmermann; Arne Stavland; Geir Nævdal; Merete Vadla Madland (2018) The National IOR Centre of Norway. 6th November Conference; 2018-11-12 - 2018-11-14.

Jan Ludvig Vinningland; Olav Aursjø; Espen Jettestuen; Aksel Hiorth (2018) Digital EOR from pore to core. FORCE Lunch & Learn; 2018-11-23.

Jan Ludvig Vinningland; Olav Aursjø; Espen Jettestuen; Merete Vadla Madland; Aksel Hiorth (2018) Effects of nucleation on mineral dissolution and precipitation predicted from reactive pore scale simulations. EGU2018; 2018-04-08 - 2018-04-13.

Pål Østebø Andersen; Arild Lohne; Arne Stavland; Aksel Hiorth; Bergit Brattekås (2018) Core Scale Simulation of Spontaneous Solvent Imbibition from HPAM Gel. Lunch & Learn; 2018-03-23.

Oddbjørn Mathias Nødland; Aksel Hiorth; Arild Lohne (2018) IORCoreSim - Research simulator to explore possible EOR mechanisms at the core scale and beyond. NFiP Annual Seminar; 2018-11-16.

Espen Jettestuen; Olav Aursjø; Jan Ludvig Vinningland; Roar Skartlien; Aksel Hiorth (2017) Pore scale simulation of electro-chemically induced wettability changes. 9th International Conference on Porous Media & Annual Meeting ; 2017-05-08 - 2017-05-11.

Merete Vadla Madland; Aksel Hiorth (2017) The IOR Technology Toolbox - Key Solutions for Reservoir Mapping and Upscaling. Offshore Mature Fields – Extended Life and IOR; 2017-06-08.

Aksel Hiorth (2017) Modelling of Smart Water insight from pore scale and translation to field scale. FORCE Seminar 2017; 2017-02-14.

Dmitry Shogin; Per Amund Amundsen; Aksel Hiorth; Merete Vadla Madland (2017) Rheology of polymeric flows in circular pipes, slits and capillary bundles: analytical solutions from kinetic theory. IOR 2017 - 19th European Symposium on Improved Oil Recovery; 2017-04-24 - 2017-04-27.

Dmitry Shogin; Per Amund Amundsen; Aksel Hiorth; Merete Vadla Madland (2017) Modelling the rheology of two-phase polymer flow. IOR 2017 - 19th European Symposium on Improved Oil Recovery; 2017-04-24 - 2017-04-27.

Jan Ludvig Vinningland; Espen Jettestuen; Olav Aursjø; Merete Vadla Madland; Aksel Hiorth (2017) Mineral Dissolution and Precipitation Rate Laws Predicted from Reactive Pore Scale Simulations. IOR NORWAY 2017 - 19th European Symposium on Improved Oil Recovery. Stavanger; 2017-04-24 - 2017-04-27.

Aksel Hiorth; Jan Sagen; Arild Lohne; Aruoture Voke Omekeh; Jan Nossen; Jarle Haukås; Terje Sira (2017) Simulation of sodium silicate water diversion using IORSim. EAGE - IOR Norway 2017; 2017-04-24 - 2017-04-27.

Oddbjørn Mathias Nødland; Arild Lohne; Arne Stavland; Aksel Hiorth (2017) Simulation of polymer mechanical degradation in radial well geometry. 19th European Symposium on Improved Oil Recovery/IOR Norway 2017; 2017-04-25 - 2017-04-27.

Shaghayegh Javadi; Anja Røyne; Aksel Hiorth (2017) AFM study of the adhesion of calcite surfaces in NaCl solutions. GoldSchmidt conference 2017; 2017-08-13 - 2017-08-18.

Merete Vadla Madland; Aksel Hiorth; Randi Valestrand (2017) NIOR Centre Overview. Presentasjon for BASF; 2017-05-23.

Aruoture Voke Omekeh; Aksel Hiorth; Arne Stavland; Arild Lohne (2017) Silicate Gel for In-depth Placement- Gelation Kinetics and Pre-flush Design. IOR NORWAY 2017 - 19th European Symposium on Improved Oil Recovery ; 2017-04-24 - 2017-04-27.

Espen Jettestuen; Olav Aursjø; Jan Ludvig Vinningland; Roar Skartlien; Aksel Hiorth (2017) Pore scale simulation of electro-chemical induced wettability changes in three dimensional pore scale geometries. Interpore 2017-9th International Conference on Porous Media & Annual Meeting; 2017-05-10.

Merete Vadla Madland; Aksel Hiorth (2017) R & D Highlights and the way forward. Presentasjon for Oljedirektoratet; 2017-08-23.

Merete Vadla Madland; Randi Valestrand; Jan Ludvig Vinningland; Aksel Hiorth (2017) The National IOR Centre of Norway. Styremøte i OG21; 2017-11-23.

Aksel Hiorth; Jan Sagen; Arild Lohne; Aruoture Voke Omekeh; Jan Nossen; Jarle Haukås; Oddbjørn Mathias Nødland; Terje Sira (2017) IORSim: Upscaling of Chemical EOR from lab to field. Reservoir & Production Management; 2017-10-17 - 2017-10-18.

Merete Vadla Madland; Mona Wetrhus Minde; Emanuela Iedidia Kallesten; Nina Egeland; Aksel Hiorth (2017) Grønn oljeutvinning. Forskningsdagene; 2017-09-23.

Amélie Neuville; Louis Renaud; Mona Wetrhus Minde; Jan Ludvig Vinningland; Aksel Hiorth; Dag Kristian Dysthe (2017) Can we get a better knowledge on dissolution processes in chalk by using microfluidic chips?. EGU General Assembly 2017; 2017-04-23 - 2017-04-28.

Jaspreet Singh Sachdeva; Mona Wetrhus Minde; Merete Vadla Madland; Aksel Hiorth (2017) Katzenjammer in Norwegens Erdöl-Hauptstadt.

Aksel Hiorth (2017) IOR in a 10 year perspective - Mature Recovery or Enhanced Production Schemes? (MREPS). IRIS Science Day; 2017-03-08.

Jan Ludvig Vinningland; Nigussie Bogale; Alf Inge Larsen; Jorunn Havnen; Espen Jettestuen; Olav Aursjø; Ingunn Westvik Jolma; Øyvind Johnsen; Antonie Oosterkamp; Aksel Hiorth (2016) A computer model for non-invasive heart diagnostics. Pumps & Pipes 10; 2016-12-05.

Shaghayegh Javadi; Anja Røyne; Aksel Hiorth (2016) Interaction between two calcite surfaces, in nano-scale, as a function of fluid composition. IOR Norway 2016; 2016-04-26 - 2016-04-27.

Aksel Hiorth (2016) Water Weakening of Chalk – insight from lab experiments and numerical modelling. IOR Norway 2016; 2016-04-24 - 2016-04-26.

Yingfang Zhou; Johan Olav Helland; Dimitrios Georgios Hatzignatiou; Rajib Ahsan; Aksel Hiorth (2016) Experimental validation of a pore-scale derived dimensionless capillary pressure function for imbibition under mixed-wet conditions. 78th EAGE Conference & Exhibition including SPE EUROPEC; 2016-05-30 - 2016-06-02.

Aksel Hiorth; Jan Sagen; Arild Lohne; Jan Nossen; Jan Ludvig Vinningland; Espen Jettestuen; Terje Sira (2016) Simulating gelation of silica for in-depth reservoir plugging using IORSim as an add on tool to ECLIPSE. Møte ENI; 2016-10-04.

Arild Lohne; Arne Stavland; Aksel Hiorth (2016) Summary of (mainly) Polymer Research @IOR Centre. Møte ENI; 2016-10-04.

Aksel Hiorth; Aksel Hiorth (2016) Water Weakening of Chalk – insight from lab experiments and numerical modelling. PGA seminar; 2016-03-08.

Jan Ludvig Vinningland; Hongkyu Yoon; Espen Jettestuen; Aksel Hiorth (2016) Can we measure core scale properties in pore scale models? 3D imaging and pore scale modelling of carbonate rocks. IOR NORWAY 2016; 2016-04-25 - 2016-04-27.

Aksel Hiorth; Aksel Hiorth (2016) Water Weakening of Chalk – insight from lab experiments and numerical modelling. CERE-seminar; 2016-02-25.

Oddbjørn Mathias Nødland; Arild Lohne; Arne Stavland; Aksel Hiorth (2016) A Model for Non-Newtonian Flow in Porous Media at Different Flow Regimes. NFiP Annual Seminar; 2016-11-01.

Oddbjørn Mathias Nødland; Arild Lohne; Arne Stavland; Aksel Hiorth (2016) A Model for Non-Newtonian Flow in Porous Media at Different Flow Regimes. Lunch and Learn seminar; 2016-09-23.

Merete Vadla Madland; Aksel Hiorth (2016) Joining forces to recover more – forming a true base for the IOR competence in Norway. Visit to Maersk; 2016-02-26.

Jarle Haukås; Aksel Hiorth; Jan Sagen; Jan Nossen; Terje Sira; Egil Brendsdal; Arild Lohne (2016) Two-way coupling between IORSim and Eclipse. IOR NORWAY 2016, WORKSHOP; 2016-04-25.

Aksel Hiorth (2016) IOR CoreSim. Worshop at ENI Milan offices; 2016-10-04 - 2016-10-05.

Merete Vadla Madland; Aksel Hiorth (2016) Mastering the EOR challenges. I: Upstream. ISSN 0807-6472. s.75-77.

Irene Ringen; Oddbjørn Mathias Nødland; Arne Stavland; Hjørdis Stiegler; Aksel Hiorth (2016) Resistivity measurements and polymer flooding of sandpacks with dual-porosity. IOR NORWAY 2016; 2016-04-26 - 2016-04-27.

Jan Ludvig Vinningland; Espen Jettestuen; Aksel Hiorth; Merete Vadla Madland; Olav Aursjø; Roar Skartlien; Teresa Lynne Palmer; Dmitry Shogin (2016) Pore scale simulation and non-Newtonian flow. Møte ENI; 2016-10-04.

Aksel Hiorth; Jan Sagen; Arild Lohne; Jan Nossen; Aruoture Voke Omekeh; Arne Stavland; Jarle Haukås; Terje Sira (2016) Simulating gelation of silica for in-depth reservoir plugging using IORSim as an add on tool to ECLIPSE. IEA EOR 2016; 2016-09-19 - 2016-09-21.

Aksel Hiorth; Jan Sagen; Arild Lohne; Jan Nossen; Aruoture Voke Omekeh; Arne Stavland; Jarle Haukås; Terje Sira (2016) IORSim - an add on tool to ECLIPSE for simulating IOR processes. Sodium Silicate gelation and reservoir flow modification. IOR NORWAY 2016; 2016-04-25 - 2016-04-27.

Irene Ringen; Hjørdis Stiegler; Oddbjørn Mathias Nødland; Aksel Hiorth; Arne Stavland (2016) Polymer flooding in sandpacks with a dual-porosity. SCA Annual Symposium; 2016-08-21 - 2016-08-26.

Oddbjørn Mathias Nødland; Irene Ringen; Arild Lohne; Arne Stavland; Hjørdis Stiegler; Aksel Hiorth (2016) A simulation study of a polymer flooding experiment in porous silica sand. IOR Norway 2016; 2016-04-25 - 2016-04-27.

Kristin Margrethe Flornes; Merete Vadla Madland; Aksel Hiorth; Randi Valestrand; Sissel Opsahl Viig; Svein Magne Skjæveland (2016) Joining forces to recover more on NCS. IEA GOT Offshore Mature Fields; 2016-06-13.

Amelie Neuville; Louis Renaud; Thi Thuy Luu; Jan Ludvig Vinningland; Espen Jettestuen; Dag Kristian Dysthe; Aksel Hiorth (2016) Xurography for microfluidics in reactive systems: the example of the calcite dissolution. The 2016 Annual Meeting of the GDR Micro et Nano Fluidiqu; 2016-06-23 - 2016-06-24.

Amélie Neuville; Louis Renaud; Thi Thuy Luu; Espen Jettestuen; Jan Ludvig Vinningland; Aksel Hiorth; Dag Kristian Dysthe (2016) Can we get more knowledge on solid dissolution processes using microfluidic chips?. MADICA conference (Material and applications to systems and sensors); 2016-11-09 - 2016-11-10.

Oddbjørn Mathias Nødland; Arild Lohne; Arne Stavland; Aksel Hiorth (2016) A Model for Non-Newtonian Flow in Porous Media at Different Flow Regimes. ECMOR XV; 2016-08-29 - 2016-09-01.

Shaghayegh Javadi; Anja Røyne; Aksel Hiorth (2015) Experimental investigation of nano-scale interaction between two calcite grains. IOR Norway 2015; 2015-04-27 - 2015-04-30.

Shaghayegh Javadi; Anja Røyne; Aksel Hiorth (2015) Experimental investigation of the effect of fluid chemistry on adhesive properties of calcite surfaces.. IOR meeting; 2015-09-22 - 2015-09-23.

Aksel Hiorth (2015) Current Research. NanoHeal Network meeting; 2015-10-21.

Amélie Neuville; Jan Ludvig Vinningland; Thi Thuy Luu; Espen Jettestuen; Dag Kristian Dysthe; Aksel Hiorth (2015) Chalk-calcite-microfluidic experiments: construction and flooding of microsystems with reactive fluids, oral presentation. IOR workshop 2015, Stavanger, Norway ; 2015-04-30.

Aksel Hiorth; Jan Sagen; Arild Lohne; Jan Nossen; Jan Ludvig Vinningland; Terje Sira (2015) IORSim – an add on tool to ECLIPSE for fast and accurate simulation of multi phase geochemical interactions at the field scale. IOR Norway 2015; 2015-04-28 - 2015-04-29.

Amélie Neuville; Jan Ludvig Vinningland; Thi Thuy Luu; Espen Jettestuen; Dag Kristian Dysthe; Aksel Hiorth (2015) Chalk-calcite-microfluidic experiments: construction and flooding of microsystems with reactive fluids. EGU General Assembly 2015; 2015-04-12 - 2015-04-17.

Pål Østebø Andersen; Steinar Evje; Rajib Ahsan; Aksel Hiorth (2015) An Analytical Model for Imbibition Experiments with Porous Plate. 18th European Symposium on Improved Oil Recovery; 2015-04-14 - 2015-04-16.

Aksel Hiorth; Jan Sagen; Jarle Haukås; Arild Lohne; Jan Nossen; Jan Ludvig Vinningland; Terje Sira (2015) IORSim – a simulator for predicting the effect of rock fluid interactions on oil recovery based on industry standard reservoir models. IEA Collaborative Project 36th EOR Workshop & Symposium; 2015-09-07 - 2015-09-11.

Svein Magne Skjæveland; Aksel Hiorth (2015) Presentation of The National IOR Centre of Norway. Visit from PETRAD and SINOPEC; 2015-05-08.

Aksel Hiorth (2015) Theme 1 - Status on scientific progress. Kontaktmøte med NFR; 2015-11-26.

Amelie Neuville; Jan Ludvig Vinningland; Thi Thuy Luu; Espen Jettestuen; Dag Kristian Dysthe; Aksel Hiorth (2015) Microfluidic experiments: construction and flooding of microsystems with reactive fluids. IOR Norway 2015; 2015-04-30.

Jan Ludvig Vinningland; Espen Jettestuen; Aksel Hiorth (2014) Field scale simulations using streamlines. workshop / Training school within the FlowTrans project (EU FP7 ITN); 2014-10-12 - 2014-10-18.

Aksel Hiorth; Geir Nævdal (2014) Research focus in the National IOR Centre and potential collaborative projects with SINTEF-Petroleum. Workshop ; 2014-11-27.

Amélie Neuville; Dag Kristian Dysthe; Aksel Hiorth; Lei Li (2014) Flooding microsystems with reactive fluids Calcite-Chalk microfluidic. Les journées nationales du GDR Micro Nano Systèmes-Micro Nano Fluidique du CNRS; 2014-07-07 - 2014-07-08.

Dag Kristian Dysthe; Aksel Hiorth; Amélie Neuville; Jan Ludvig Vinningland; Espen Jettestuen; Roar Skartlien (2014) Reactive flow during water flooding -from pore2core. JCR Symponium; 2014-10-21 - 2014-10-23.

Amélie Neuville; Dag Kristian Dysthe; Aksel Hiorth (2014) Flooding microsystems with reactive fluids Calcite-Chalk-microfluidic. JCR TAC meeting; 2014-08-25.

Jan Ludvig Vinningland; Amelie Neuville; Janne Pedersen; Espen Jettestuen; Dag Kristian Dysthe; Aksel Hiorth (2014) Reactive flow simulations: one-to-one comparison with experiments. EGU General Assembly ; 2014-04-27 - 2014-05-02.

Anders Nermoen; Reidar Inge Korsnes; Aksel Hiorth; Merete Vadla Madland (2014) Insights from long term experiments of compaction and non-equilibrium water flooding of chalks. Reservoir quality of clastic and carbonate rocks: Analysis, modelling and prediction; 2014-05-28 - 2014-05-30.

Merete Vadla Madland; Roald Kommedal; Aksel Hiorth (2014) Meeting at UiS 16. June 2014 Professor Johan Sjøblom (Ugelstad Laboratory, NTNU). Meeting at UiS 16. June 2014 Professor Johan Sjøblom (Ugelstad Laboratory, NTNU); 2014-06-16.

Merete Vadla Madland; Aksel Hiorth; Geir Nævdal (2014) The R&D Activities, Theme 1 and 2. Technical Committee; 2014-06-19.

Aksel Hiorth; Kristin Margrethe Flornes (2014) Presentation of The National IOR Centre of Norway. PETROMAKS 2; 2014-06-11.

Aksel Hiorth; Merete Vadla Madland (2014) National R&D Centre to improve oil recovery from the Norwegian continental shelf. NPF Conference; 2014-06-17 - 2014-06-18.

Aksel Hiorth (2014) Research priorities of the national IOR centre of Norway. RWE Dea Norge Research & Development Day; 2014-11-18.

Anders Nermoen; Reidar Inge Korsnes; Tania Hildebrand-Habel; Udo Zimmermann; Peter Bollhorn; Helle Foged Christensen; Frederic Ancker Agergaard; Niels Trads; Janne Pedersen; Espen Jettestuen; Jan Ludvig Vinningland; Steinar Evje; Pål Østebø Andersen; Aksel Hiorth; Merete Vadla Madland (2014) Water weakening of chalk at realistic reservoir conditions. JCR-7 Symposium 2014; 2014-09-19 - 2014-09-21.

Merete Vadla Madland; Aksel Hiorth (2014) Improved Oil Recovery Research in the National IOR Centre of Norway. NPF seminar; 2014-02-18.

Jan Ludvig Vinningland; Espen Jettestuen; Anders Nermoen; Reidar Inge Korsnes; Aksel Hiorth; Merete Vadla Madland (2014) Research at IRIS: secondment opportunities. Workshop / Training school within the FlowTrans project (EU FP7 ITN); 2014-05-09 - 2014-05-14.

Amelie Neuville; Dag Kristian Dysthe; Lei Li; Aksel Hiorth (2014) Flooding microsystems with reactive fluids Calcite-Chalk-microfluidic. EGU Conference; 2014-04-28 - 2014-05-02.

Merete Vadla Madland; Aksel Hiorth (2014) Our R&D activities within The National IOR Centre of Norway. Visit from CoP, Bartlesville; 2014-10-28.

Merete Vadla Madland; Aksel Hiorth; Geir Nævdal (2014) The National IOR Centre of Norway. Presentation for Baker Hughes; 2014-04-10.

Merete Vadla Madland; Aksel Hiorth (2014) The Technical Programme - The National IOR Centre of Norway. Tekna olje og gass, medlemskveld; 2014-10-16.

Merete Vadla Madland; Aksel Hiorth (2014) The National IOR Centre - research highlights and ambitions. Production Geoscience 2014; 2014-11-04 - 2014-11-05.

Merete Vadla Madland; Aksel Hiorth; Tor Bjørnstad (2014) Presenting the 2 R&D Themes for The National IOR Centre of Norway. Meeting with geo, DEUS and DTU; 2014-09-17.

Merete Vadla Madland; Roald Kommedal; Aksel Hiorth (2014) The National IOR Centre of Norway - Research highlights abd ambitions. Besøk av statssekretær Bjørn Haugstad; 2014-11-04.

Merete Vadla Madland; Aksel Hiorth; Geir Nævdal (2014) Status R&D activities, theme 1 and 2. TC meeting; 2014-09-22.

Merete Vadla Madland; Aksel Hiorth; Geir Nævdal (2014) The National IOR Centre of Norway. Meeting at HESS; 2014-11-10.

Anders Nermoen; Reidar Inge Korsnes; S. Aloysius Haug; Aksel Hiorth; Merete Vadla Madland (2014) The dynamic stability of chalks during flooding of non-equilibrium brines and CO2. Fourth EAGE CO2 Geological Storage Workshop ; 2014-04-22 - 2014-04-24.

Janne Pedersen; Espen Jettestuen; Tania Hildebrand-Habel; Jan Ludvig Vinningland; Merete Vadla Madland; Reidar Inge Korsnes; Aksel Hiorth (2014) Models for evolution of reactive surface area during dissolution and precipitation. European Geosciences Union General Assembly ; 2014-04-27 - 2014-05-02.

Kristin Margrethe Flornes; Merete Vadla Madland; Aksel Hiorth; Geir Nævdal; Svein Magne Skjæveland (2014) The National IOR Centre of Norway - Technical program. COREC Seminar; 2014-06-10 - 2014-06-11.

Janne Pedersen; Espen Jettestuen; Tania Hildebrand-Habel; Jan Ludvig Vinningland; Merete Vadla Madland; Reidar Inge Korsnes; Aksel Hiorth (2014) A multi scale approach to interpret chalk core experiments. IEA Collaborative Project on EOR; 2014-10-15 - 2014-10-17.

Merete Vadla Madland; Aksel Hiorth; Sissel Opsahl Viig (2014) National IOR Centre. PETROSENTER kontaktmøte; 2014-11-13.

Janne Pedersen; Jan Ludvig Vinningland; Espen Jettestuen; Merete Vadla Madland; Aksel Hiorth (2013) Pore Scale Modeling of Brine Dependent Pore Space Evolution in Carbonates. EAGE Annual Conference & Exhibition incorporating SPE Europec; 2013-06-10 - 2013-06-13.

Anders Nermoen; Reidar Inge Korsnes; Helle Foged Christensen; Niels Traeds; Aksel Hiorth; Merete Vadla Madland (2013) Measuring the Biot coefficient and its implications on the effective stress estimate. The 47th U.S. Rock Mechanics / Geomechanics Symposium in San Francisco 2013; 2013-06-23 - 2013-06-26.

Pål Østebø Andersen; Rajib Ahsan; Steinar Evje; Bratteli Fred; Merete Vadla Madland; Aksel Hiorth (2013) A Model for Brine-Dependent Spontaneous Imbibition Experiments with Porous Plate. EAGE Annual Conference & Exhibition incorporating SPE Europec; 2013-06-10 - 2013-06-13.

Rajib Ahsan; Megawati Megawati; Aksel Hiorth; Merete Vadla Madland (2013) The impact of surface charge on capillary pressure and mechanical behaviour of chalk. The 47th U.S. Rock Mechanics / Geomechanics Symposium in San Francisco ; 2013-06-26.

Udo Zimmermann; Merete Vadla Madland; S.R.A. Bertolino; Tania Hildebrand-Habel; Aksel Hiorth; Reidar Inge Korsnes (2013) Tracing Fluid Flow in Flooded Chalk under Long Term Test Conditions. EAGE Annual Conference & Exhibition incorporating SPE Europec in London; 2013-06-10.

Amélie Neuville; Dag Kristian Dysthe; Lei Li; Aksel Hiorth (2013) Reactive flow during flooding From pore to core. JCR TAC meeting; 2013-12-13.

Janne Pedersen; Espen Jettestuen; Jan Ludvig Vinningland; Merete Vadla Madland; Aksel Hiorth (2013) Pore Scale Modeling of Brine Dependent Permeability. International Symposium of the Society of Core Analysts ; 2013-09-16 - 2013-09-19.

Jan Ludvig Vinningland; Espen Jettestuen; Anders Nermoen; Tania Hildebrand-Habel; Merete Vadla Madland; Lawrence M. Cathles; Aksel Hiorth (2013) Chemical and mechanical alteration of chalk - from pore to field. Workshop / Training school within the FlowTrans project (EU FP7 ITN); 2013-11-02 - 2013-11-08.

Tania Hildebrand-Habel; Megawati Megawati; Therese Læknes; Reidar Inge Korsnes; Aksel Hiorth; Merete Vadla Madland (2012) SEM analysis of outcrop chalks prior to and after experimental water-flooding – studying Ekofisk reservoir rock analogues. SCANDEM 2012.Annual Meeting of the Nordic Microscopy Society; 2012-06-12.

Jan Ludvig Vinningland; Aksel Hiorth; Espen Jettestuen; Janne Pedersen; Tania Hildebrand-Habel; Anders Nermoen; Merete Vadla Madland; Lawrence M. Cathles (2012) Reactive flow of brines in calcite pores using Lattice - Boltzmann. Gordon Research Conferences, Rock Deformation; 2012-09-19 - 2012-09-24.

Rajib Ahsan; Merete Vadla Madland; Fred Bratteli; Aksel Hiorth (2012) A study of sulphate ions - effects on ageing and imbibition capillary pressure curve. SCA; 2012-08-27 - 2012-08-30.

Aksel Hiorth; Espen Jettestuen; Jan Ludvig Vinningland; Lawrence M. Cathles; Merete Vadla Madland (2011) Thermo-Chemistry Reservoir Simulation for Better EOR Prediction. IEA EOR 34th Annual Symposium Stavanger 2013; 2011-09-08 - 2013-09-12.

Janne Pedersen; Espen Jettestuen; Jan Ludvig Vinningland; Merete Vadla Madland; Lawrence M. Cathles; Aksel Hiorth (2011) A study on the effect of pore goemetry on mineral changes. Goldschmidt conference 2011; 2011-08-14 - 2011-08-19.

Tania Hildebrand-Habel; Therese Læknes; Reidar Inge Korsnes; Megawati Megawati; Aksel Hiorth; Merete Vadla Madland (2011) Waterflooding experiments on chalk: rock-fluid interaction as revealed by scanning electron microscopy. Vinterkonferansen 2011; 2011-01-11 - 2011-01-13.

Megawati Megawati; Aksel Hiorth; Merete Vadla Madland (2011) Mechanical instabilities induced by sulfate adsorption. Goldschmidt conference 2011; 2011-08-14 - 2011-08-19.

Megawati Megawati; Pål Østebø Andersen; Reidar Inge Korsnes; Steinar Evje; Aksel Hiorth; Merete Vadla Madland (2011) The effect of aqueous chemistry pH on the time dependent deformation behaviour of chalk - experimental and modeling studies. Flows and and mechanics in natural porous media from pore to field scale. Pore2Field; 2011-11-16 - 2011-11-18.

Merete Vadla Madland; Aksel Hiorth (2011) (V)innovasjon.

Aksel Hiorth; Øystein Bache; Espen Jettestuen; Lawrence M. Cathles; Robert W. Moe; Edvard Omdal; Reidar Inge Korsnes; Merete Vadla Madland (2011) A Simplified Approach to Translate Chemical Alteration in Core Experiments to Field Conditions. International Symposium of the Society of Core Analysts; 2011-09-18 - 2011-09-21.

Megawati Megawati; Aksel Hiorth; Merete Vadla Madland (2011) The effect of Sulphate Adsorption on the Cation Exchange Capasity of High Porosity Chalks. Goldschmidt conference 2011; 2011-08-14 - 2011-08-19.

Aksel Hiorth; Espen Jettestuen; Reidar I. Korsnes; M. V. Madland; Lawrence M. Cathles (2010) A FULLY COUPLED GEOCHEMICAL MODEL WITH A PORE SCALE LATTICE BOLTZMANN SIMULATOR - PRINCIPLES AND FIRST RESULTS. Society of Core Analysts 2010 International Symposium; 2010-10-04 - 2010-10-07.

Bizhan Zangiabadi; Reidar Inge Korsnes; Tania Hildebrand-Habel; Aksel Hiorth; A sutarjana; A Lian; Merete Vadla Madland (2009) Chemical Water Weakening of Various Outcrop Chalks at Elevated Temperature. Poromechanics IV; 2009-06-08 - 2009-06-10.

Edvard Omdal; Ragnhild Renli; Tron Golder Kristiansen; Reidar Inge Korsnes; Aksel Hiorth; Merete Vadla Madland (2009) Laboratory observations with implications for Depletion of Chalk Reservoirs. 4th Biot Conference on Poromechanics; 2009-06-08 - 2009-06-10.

Merete Vadla Madland; Edvard Omdal; H. Breivik; Reidar Inge Korsnes; Aksel Hiorth; Tron Golder Kristiansen (2009) Investigation of the Effective Stress Relations for Outcrop Chalk. 4th Biot Conference on Poromechanics; 2009-06-08 - 2009-06-10.

Edvard Omdal; H Breivik; K. E. Næss; Tron Golder Kristiansen; Reidar I. Korsnes; Aksel Hiorth; M. V. Madland (2009) Experimental investigation of the effective stress coefficient for various high porosity outcrop chalks. 43rd US Rock Mechanics Symposium and 4th U.S.-Canada Rock Mechanics Symposium; 2009-06-28 - 2009-07-01.

Bizhan Zangiabadi; Reidar I. Korsnes; M. V. Madland; Tania Hildebrand-Habel; Aksel Hiorth; Tron Golder Kristiansen (2009) Mechanical Properties of High and Lower Porosity Outcrop Chalk at Various Wetting States. 43rd US Rock Mechanics Symposium and 4th U.S.-Canada Rock Mechanics Symposium; 2009-06-28 - 2009-07-01.

M. V. Madland; Aksel Hiorth; Reidar I. Korsnes; Steinar Evje; Lawrence M. Cathles (2009) Rock Fluid Interaction in Chalk exposed Injection of Seawater, MgCl2, and NaCl Brines with equal Ionic Strength. EAGE 15th European Symposium on Improved Oil Recovery; 2009-04-27 - 2009-04-29.

Megawati Megawati; Aksel Hiorth; Ola Ketil Siqveland; Reidar I. Korsnes; Tron Golder Kristiansen; M. V. Madland (2009) Pore-water Distribution from NMR to Study Water-induced Compaction in High-porosity Chalk. EAGE 15th European Symposium on Improved Oil Recovery; 2009-04-27 - 2009-04-29.

Unn H. a Lad; Aksel Hiorth; Ola Ketil Siqveland; Svein M Skjæveland (2009) Revisiting Two-Phase NMR Data with a new Inversion Routine Using a Triangular Pores Model for Wettability Estimation. Society of Core Analysts; 2009-09-27 - 2009-09-30.

Aksel Hiorth; Jostein Kolnes; Arild Lohne; Olav Vikane; Lawrence M. Cathles; M. V. Madland (2008) Chemical modelling of wettability change in carbonate rocks. Wettability conference, Wettability Challenges in Carbonates; 2008-10-26 - 2008-10-28.

M. V. Madland; Reidar I. Korsnes; Aksel Hiorth; Kristine Midtgarden; Rafig Manafov; Tron Golder Kristiansen (2008) THE EFFECT OF TEMPERATURE AND BRINE COMPOSITION ON THE MECHANICAL STRENGTH OF KANSAS CHALK. International Symposium of the Society of Core Analysts; 2008-10-29 - 2008-11-02.

Reidar I. Korsnes; M. V. Madland; Kim Andre Nesse Vorland; Tron Golder Kristiansen; Aksel Hiorth; Tania Hildebrand-Habel (2008) ENHANCED CHEMICAL WEAKENING OF CHALK DUE TO INJECTION OF CO2 ENRICHED WATER. International Symposium of the Society of Core Analysts; 2008-10-29 - 2008-11-02.

Aksel Hiorth; Jostein Kolnes; Reidar I. Korsnes; M. V. Madland; Lawrence M. Cathles; Olav Vikane; Arild Lohne (2008) A CHEMICAL MODEL FOR THE SEAWATER-CO2- CARBONATE SYSTEM - AQUEOUS AND SURFACE CHEMISTRY. International Symposium of the Society of Core Analysts; 2008-10-29 - 2008-11-02.

Edvard Omdal; Reidar I. Korsnes; M. V. Madland; Tron Golder Kristiansen; Aksel Hiorth (2008) Experimental Investigation of the Effective Stress Coefficient for various High Porosity Outcrop Chalks. International ymposium of the Society of Core Analysts; 2008-10-29 - 2008-11-02.

Jostein Kolnes; Aksel Hiorth; Ola Ketil Siqveland; Edvard Omdal; Bizhan Zangiabadi; M. V. Madland (2008) CONTACT ANGLE MEASUREMENTS ON CALCITE USING MODEL OILS. Wettability Conference, Wettability Challenges in Carbonates; 2008-10-26 - 2008-10-28.

Reidar I. Korsnes; Aksel Hiorth; M. V. Madland (2008) Detection of chemical processes affecting chalk mechanical strength with the use of different flooding brines at elevated temperatures. 33rd International Geological Congress; 2008-08-06 - 2008-08-14.

Unn H. a Lad; Aksel Hiorth; Jan Finjord; Svein M Skjæveland (2008) Two-Phase Simulation and Correlation of NMR Magnetic Decay in Equilateral Triangular Pores. 2008 International Symposium of the Society of Core Analysts; 2008-10-29 - 2008-11-02.

Aksel Hiorth; Krista Kaster; Arild Lohne; Ola Ketil Siqveland; Harald Berland; Nils H. Giske; Arne Stavland (2007) MICROBIAL ENHANCED OIL RECOVERY - MECHANISM. The International Symposium of the ?Society of Core Analysts; 2007-09-10 - 2007-09-12.

Krista Michelle Kaster; Aksel Hiorth; Harald Berland; Grethe Kjeilen-Eilertsen; Odd Gunnar Brakstad (2007) Culture-dependent and -independent characterization of the microbial community in the Ekofisk oil reservoir. 107th Annual Meeting of the American Society for Microbiology; 2007-05-21 - 2007-05-25.

Krista Michelle Kaster; Aksel Hiorth; Harald Berland; Odd Gunnar Brakstad (2007) Biofilms – a possible possible mechanism of enhanced oil recovery. Thermophiles 2007; 2007-09-24 - 2007-09-27.

Aksel Hiorth; Unn H. a Lad; Jan Finjord; Svein M Skjæveland (2006) Magnetic Signal from Geometries Containing Corners -- Analytical and Random Walk Calculations. 8th International Bologna Conference on Magnetic Resonance in Porous Media; 2006-09-10 - 2006-09-14.

Unn Højgaard à Lad; Ola Ketil Siqveland; Jostein Kolnes; Aksel Hiorth; Svein M Skjæveland (2005) Improved Method for Measuring Surface Relaxivity. The 2005 International Symposium of the Society of Core Analysts; 2005-08-22 - 2005-08-25.

Jan Olav Eeg; Svjetlana Fajfer; Aksel Hiorth (2003) On the Colour Suppressed Decay Modes B^0 -> D_s^+ D_s^- and B_s^0 -> D^+ D^- (presentert av s: Fajfer). 9.th Adriatic Meeting on Paritcle Physics, Sept.2003; 2003-09-07 - 2003-09-15.

Aksel Hiorth (2001) Model calculation of weak B decays. Fourth Nordic LHC Physics Workshop; 2001-11-22.

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