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Publications
  • Vitenskapelige publikasjoner
    • Hiorth, Aksel; Osmundsen, Petter

      (2020)

      Petroleum taxation. The effect on recovery rates

      Energy Economics

      ISSN 0140-9883.

      Volum 87.

      DOI: 10.1016/j.eneco.2020.104720

    • Minde, Mona Wetrhus; Hiorth, Aksel

      (2020)

      Compaction and Fluid—Rock Interaction in Chalk Insight from Modelling and Data at Pore-, Core-, and Field-Scale

      Geosciences

      ISSN 2076-3263.

      Volum 10 (1).

      Hefte 6.

      DOI: 10.3390/geosciences10010006

    • Hiorth, Aksel; Osmundsen, Petter

      (2019)

      Taxation and Extraction Rates

      IAEE International Conference

      ISSN 1559-792X.

    • Åsen, Siv Marie; Stavland, Arne; Strand, Daniel; Hiorth, Aksel

      (2019)

      An Experimental Investigation of Polymer Mechanical Degradation at the Centimeter and Meter Scale

      SPE Journal

      ISSN 1086-055X.

      Volum 24.

      Hefte 4.

      s.1700-1713.

      DOI: 10.2118/190225-PA

    • Nødland, Oddbjørn Mathias; Lohne, Arild; Stavland, Arne; Hiorth, Aksel

      (2019)

      An Investigation of Polymer Mechanical Degradation in Radial Well Geometry

      Transport in Porous Media

      ISSN 0169-3913.

      Volum 128.

      DOI: 10.1007/s11242-018-01230-6

    • Andersen, Pål Østebø; Lohne, Arild; Stavland, Arne; Hiorth, Aksel; Brattekås, Bergit

      (2019)

      Core scale modeling of polymer gel dehydration by spontaneous imbibition

      SPE Journal

      ISSN 1086-055X.

      Volum 24.

      Hefte 3.

      s.1201-1219.

      DOI: 10.2118/190189-PA

    • Andersen, Pål Østebø; Lohne, Arild; Stavland, Arne; Hiorth, Aksel; Brattekås, Bergit

      (2018)

      Core Scale Simulation of Spontaneous Solvent Imbibition from HPAM Gel

      Society of Petroleum Engineers

      DOI: 10.2118/190189-m

    • Åsen, Siv Marie; Stavland, Arne; Strand, Daniel; Hiorth, Aksel

      (2018)

      An Experimental Investigation of Polymer Mechanical Degradation at cm and m Scale

      Society of Petroleum Engineers

      DOI: 10.2118/190225-MS

    • Aursjø, Olav; Jettestuen, Espen; Vinningland, Jan Ludvig; Hiorth, Aksel

      (2018)

      On the inclusion of mass source terms in a single-relaxation-time lattice Boltzmann method

      Physics of Fluids

      ISSN 1070-6631.

      Volum 30.

      Hefte 5.

      DOI: 10.1063/1.5024641

    • Omekeh, Aruoture Voke; Hiorth, Aksel; Stavland, Arne; Lohne, Arild

      (2017)

      Silicate Gel for In-depth Placement- Gelation Kinetics and Pre-flush Design

      European Association of Geoscientists and Engineers (EAGE)

      DOI: 10.3997/2214-4609.201700282

    • Nødland, Oddbjørn Mathias; Lohne, Arild; Hiorth, Aksel

      (2017)

      Mechanical Degradation of Polymers at the Field Scale - A Simulation Study

      European Association of Geoscientists and Engineers (EAGE)

    • Lohne, Arild; Nødland, Oddbjørn Mathias; Stavland, Arne; Hiorth, Aksel

      (2017)

      A model for non-Newtonian flow in porous media at different flow regimes

      Computational Geosciences

      ISSN 1420-0597.

      s.1-24.

      DOI: 10.1007/s10596-017-9692-6

    • Zhou, Yingfang; Helland, Johan Olav; Hatzignatiou, Dimitrios Georgios; Ahsan, Rajib; Hiorth, Aksel

      (2017)

      Experimental validation of a pore-scale-derived dimensionless capillary pressure function for imbibition under mixed-wet conditions

      SPE Journal

      ISSN 1086-055X.

      Volum 22.

      Hefte 5.

      s.1338-1348.

      DOI: 10.2118/180088-PA

    • Vinningland, Jan Ludvig; Jettestuen, Espen; Aursjø, Olav; Madland, Merete Vadla; Hiorth, Aksel

      (2017)

      Mineral Dissolution and Precipitation Rate Laws Predicted from Reactive Pore Scale Simulations

      European Association of Geoscientists and Engineers (EAGE)

      DOI: 10.3997/2214-4609.201701792

    • Aursjø, Olav; Jettestuen, Espen; Vinningland, Jan Ludvig; Hiorth, Aksel

      (2017)

      An improved lattice Boltzmann method for simulating advective–diffusive processes in fluids

      Journal of Computational Physics

      ISSN 0021-9991.

      Volum 332.

      s.363-375.

      DOI: 10.1016/j.jcp.2016.12.014

    • Hiorth, Aksel; Sagen, Jan; Lohne, Arild; Omekeh, Aruoture Voke; Nossen, Jan; Haukås, Jarle; Sira, Terje

      (2017)

      Simulation of sodium silicate water diversion using IORSim

      European Association of Geoscientists and Engineers (EAGE)

      DOI: 10.3997/2214-4609.201700283

    • Neuville, Amélie; Renaud, Louis; Luu, Thi Thuy; Minde, Mona Wetrhus; Jettestuen, Espen; Vinningland, Jan Ludvig; Hiorth, Aksel; Dysthe, Dag Kristian

      (2017)

      Xurography for microfluidics on a reactive solid

      Lab on a Chip

      ISSN 1473-0197.

      Volum 17.

      Hefte 2.

      s.293-303.

      DOI: 10.1039/c6lc01253a

    • Shogin, Dmitry; Amundsen, Per Amund; Hiorth, Aksel; Madland, Merete Vadla

      (2017)

      Physical modelling of rheological properties of polymer solutions for enhanced oil recovery

      European Association of Geoscientists and Engineers (EAGE)

    • Shogin, Dmitry; Amundsen, Per Amund; Hiorth, Aksel; Madland, Merete Vadla

      (2017)

      Modelling the rheology of two-phase polymer flow

      European Association of Geoscientists and Engineers (EAGE)

    • Andersen, Pål Østebø; Evje, Steinar; Hiorth, Aksel

      (2017)

      Modeling of spontaneous-imbibition experiments with porous disk-on the validity of exponential prediction

      SPE Journal

      ISSN 1086-055X.

      Volum 22.

      Hefte 5.

      s.1326-1337.

      DOI: 10.2118/186094-PA

    • Haukås, Jarle; Madland, Merete Vadla; Flornes, Kristin Margrethe; Hiorth, Aksel; Valestrand, Randi; Viig, Sissel Opsahl; Stavland, Arne; Zimmermann, Udo; Jettestuen, Espen; Mebratu, A.; Bjørnstad, Tor; Klöfkorn, Robert; Skjæveland, Svein Magne; Nævdal, Geir

      (2017)

      Integration of IOR Research Projects through Generic Case Studies

      European Association of Geoscientists and Engineers (EAGE)

      DOI: 10.3997/2214-4609.201700260

    • Pedersen, Janne; Jettestuen, Espen; Madland, Merete Vadla; Hildebrand-Habel, Tania; Korsnes, Reidar Inge; Vinningland, Jan Ludvig; Hiorth, Aksel

      (2016)

      A dissolution model that accounts for coverage of mineral surfaces by precipitation in core floods

      Advances in Water Resources

      ISSN 0309-1708.

      Volum 87.

      s.68-79.

      DOI: 10.1016/j.advwatres.2015.11.010

    • Hiorth, Aksel; Sagen, Jan; Lohne, Arild; Nossen, Jan; Vinningland, Jan Ludvig; Jettestuen, Espen; Sira, Terje

      (2016)

      IORSim - A Simulator for Fast and Accurate Simulation of Multi-phase Geochemical Interactions at the Field Scale

      European Association of Geoscientists and Engineers (EAGE)

      DOI: 10.3997/2214-4609.201601882

    • Nermoen, Anders; Korsnes, Reidar Inge; Hiorth, Aksel; Madland, Merete Vadla

      (2015)

      Porosity and permeability development in compacting chalks during flooding of nonequilibrium brines: Insights from long-term experiment

      Journal of Geophysical Research (JGR): Solid Earth

      ISSN 2169-9313.

      Volum 120.

      Hefte 5.

      s.2935-2960.

      DOI: 10.1002/2014JB011631

    • Megawati, Megawati; Madland, Merete Vadla; Hiorth, Aksel

      (2015)

      Mechanical and physical behavior of high-porosity chalks exposed to chemical perturbation

      Journal of Petroleum Science and Engineering

      ISSN 0920-4105.

      Volum 133.

      s.313-327.

      DOI: 10.1016/j.petrol.2015.06.026

    • Zimmermann, Udo; Madland, Merete Vadla; Nermoen, Anders; Hildebrand-Habel, Tania; Bertolino, Silvana A.R.; Hiorth, Aksel; Korsnes, Reidar Inge; Audinot, Jean-Nicolas; Grysan, Patrick

      (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

      American Association of Petroleum Geologists Bulletin

      ISSN 0149-1423.

      Volum 99.

      Hefte 5.

      s.791-805.

      DOI: 10.1306/12221412196

    • Andersen, Pål Østebø; Evje, Steinar; Ahsan, Rajib; Hiorth, Aksel

      (2015)

      An Analytical Model for Imbibition Experiments with Porous Plate

    • Nermoen, Anders; Korsnes, Reidar Inge; Haug, S.A.H. Aloysius; Hiorth, Aksel; Madland, Merete Vadla

      (2014)

      The Dynamic Stability of Chalks During Flooding of Non-Equilibrium Brines and CO2

      European Association of Geoscientists and Engineers (EAGE)

      s.122-127.

      DOI: 10.3997/2214-4609.20140092

    • Pedersen, Janne; Jettestuen, Espen; Vinningland, Jan Ludvig; Hiorth, Aksel

      (2014)

      Improved Lattice Boltzmann Models for Precipitation and Dissolution

      Transport in Porous Media

      ISSN 0169-3913.

      Volum 104.

      Hefte 3.

      s.593-605.

      DOI: 10.1007/s11242-014-0353-0

    • Megawati, Megawati; Hiorth, Aksel; Madland, Merete Vadla

      (2013)

      The Impact of Surface Charge on the Mechanical Behavior of High-Porosity Chalk

      Rock Mechanics and Rock Engineering

      ISSN 0723-2632.

      Volum 46.

      Hefte 5.

      s.1073-1090.

      DOI: 10.1007/s00603-012-0317-z

    • Hiorth, Aksel; Jettestuen, Espen; Cathles, Lawrence M.; Madland, Merete Vadla

      (2013)

      Precipitation, dissolution, and ion exchange processes coupled with a lattice Boltzmann advection diffusion solver

      Geochimica et Cosmochimica Acta

      ISSN 0016-7037.

      Volum 104.

      s.99-110.

      DOI: 10.1016/j.gca.2012.11.019

    • Andersen, Pål Østebø; Ahsan, Rajib; Evje, Steinar; Fred, Bratteli; Madland, Merete Vadla; Hiorth, Aksel

      (2013)

      A Model for Brine-Dependent Spontaneous Imbibition Experiments with Porous Plate

      Society of Petroleum Engineers

      DOI: 10.2118/164901-m

    • Megawati, Megawati; Madland, Merete Vadla; Hiorth, Aksel

      (2012)

      Probing pore characteristics of deformed chalk by NMR relaxation

      Journal of Petroleum Science and Engineering

      ISSN 0920-4105.

      Volum 100.

      s.123-130.

      DOI: 10.1016/j.petrol.2012.11.001

    • Kaster, Krista Michelle; Hiorth, Aksel; Kjeilen-Eilertsen, Grethe; Boccadoro, Catherine; Lohne, Arild; Berland, Harald; Stavland, Arne; Brakstad, Odd Gunnar

      (2012)

      Mechanisms Involved in Microbially Enhanced Oil Recovery

      Transport in Porous Media

      ISSN 0169-3913.

      Volum 91.

      Hefte 1.

      s.59-79.

      DOI: 10.1007/s11242-011-9833-7

    • Andersen, Pål Østebø; Evje, Steinar; Madland, Merete Vadla; Hiorth, Aksel

      (2012)

      A geochemical model for interpretation of chalk core flooding experiments

      Chemical Engineering Science (CES)

      ISSN 0009-2509.

      Volum 84.

      s.218-241.

      DOI: 10.1016/j.ces.2012.08.038

    • Madland, Merete Vadla; Hiorth, Aksel; Omdal, Edvard; Megawati, Megawati; Hildebrand-Habel, Tania; Korsnes, Reidar Inge; Evje, Steinar; Cathles, Lawrence M.

      (2011)

      Chemical Alterations Induced by Rock-Fluid Interactions When Injecting Brines in High Porosity Chalks

      Transport in Porous Media

      ISSN 0169-3913.

      Volum 87.

      Hefte 3.

      s.679-702.

      DOI: 10.1007/s11242-010-9708-3

    • Evje, Steinar; Hiorth, Aksel

      (2011)

      A model for interpretation of brine-dependent spontaneous imbibition experiments

      Advances in Water Resources

      ISSN 0309-1708.

      Volum 34.

      Hefte 12.

      s.1627-1642.

      DOI: 10.1016/j.advwatres.2011.09.003

    • Evje, Steinar; Hiorth, Aksel

      (2010)

      A MATHEMATICAL MODEL FOR DYNAMIC WETTABILITY ALTERATION CONTROLLED BY WATER-ROCK CHEMISTRY

      Networks and Heterogeneous Media

      ISSN 1556-1801.

      Volum 5.

      Hefte 2.

      s.217-256.

      DOI: 10.3934/nhm.2010.5.217

    • Omdal, Edvard; Madland, M. V.; Kristiansen, Tron Golder; Nagel, N.B.; Korsnes, Reidar Inge; Hiorth, Aksel

      (2010)

      Deformation Behavior of Chalk Studied Close to In Situ Reservoir Conditions

      Rock Mechanics and Rock Engineering

      ISSN 0723-2632.

      Volum 43.

      Hefte 5.

      s.557-580.

      DOI: 10.1007/s00603-010-0087-4

    • Hiorth, Aksel; Cathles, Lawrence M.; Madland, M. V.

      (2010)

      The Impact of Pore Water Chemistry on Carbonate Surface Charge and Oil Wettability

      Transport in Porous Media

      ISSN 0169-3913.

      Volum 85.

      Hefte 1.

      s.1-21.

      DOI: 10.1007/s11242-010-9543-6

    • Hiorth, Aksel; Lad, Unn H. a; Evje, Steinar E; Skjæveland, Svein M

      (2009)

      A lattice Boltzmann-BGK algorithm for a diffusion equation with Robin boundary condition-application to NMR relaxation

      International Journal for Numerical Methods in Fluids

      ISSN 0271-2091.

      Volum 59.

      Hefte 4.

      s.405-421.

      DOI: 10.1002/fld.1822

    • Evje, Steinar E; Hiorth, Aksel; Madland, M. V.; Korsnes, Reidar I.

      (2009)

      A MATHEMATICAL MODEL RELEVANT FOR WEAKENING OF CHALK RESERVOIRS DUE TO CHEMICAL REACTIONS

      Networks and Heterogeneous Media

      ISSN 1556-1801.

      Volum 4.

      Hefte 4.

      s.755-788.

      DOI: 10.3934/nhm.2009.4.755

    • Madland, M. V.; Omdal, Edvard; Korsnes, Reidar I.; Breivik, Hilde; Hiorth, Aksel; Kristiansen, Tron Golder

      (2008)

      Investigation of the effective stress relation for outcrop chalk

      Wiley-VCH

      s.429-434.

    • Omdal, Edvard; Madland, M. V.; Renli, Ragnhild; Kristiansen, Tron Golder; Hiorth, Aksel; Korsnes, Reidar I.; Hildebrand-Habel, Tania

      (2008)

      Laboratory observation with implications for depletion of chalk reservoirs

      Wiley-VCH

      s.953-958.

    • Zangiabadi, Bizhan; Korsnes, Reidar I.; Hildebrand-Habel, Tania; Hiorth, Aksel; Sutarjana, Komang I.; Lian, Anders; Madland, M. V.

      (2008)

      Chemical water weakening of various outcrop chalks at elevated temperature

      Wiley-VCH

      s.543-548.

    • Hiorth, Aksel; Evje, Steinar E; Skjæveland, Svein M

      (2007)

      A LB-BGK algorithm for a convective diffusion equation with Robin boundary condition - application to NMR relaxation

      International Journal for Numerical Methods in Fluids

      ISSN 0271-2091.

    • Hiorth, Aksel; Lad, Unn H. a; Finjord, Jan; Skjæveland, Svein M

      (2007)

      Signal from geometries containing corners --- analytical and random walk calculations

      Magnetic Resonance Imaging

      ISSN 0730-725X.

      Volum 25.

      Hefte 4.

    • Finjord, Jan; Hiorth, Aksel; Lad, Unn H. a; Skjæveland, Svein M

      (2007)

      NMR for equilateral triangular geometry under conditions of surface relaxivity - analytical and random walk solution

      Transport in Porous Media

      ISSN 0169-3913.

      Volum 69.

      DOI: 10.1007/s11242-006-9062-7

    • Hiorth, Aksel; Eeg, Jan Olav

      (2003)

      "Non-factorizable effects in B - anti-B mixing'';

      European Physical Journal C

      ISSN 1434-6044.

      Volum 30.

    • Eeg, Jan Olav; Fajfer, Svjetlana; Hiorth, Aksel

      (2003)

      On the colour suppressed decay modes B --> Ds anti-Ds

      Physics Letters B

      ISSN 0370-2693.

      Volum 570.

      s.46-52.

    • Eeg, Jan Olav; Hiorth, Aksel

      (2002)

      Heavy-light chiral quark model

      Physical Review D. Particles and fields

      ISSN 0556-2821.

      Volum 66.

      Hefte 074001.

    • Eeg, Jan Olav; Hiorth, Aksel; Polosa, Antonio

      (2002)

      Gluonic mechanism for B -> D eta'

      Physical Review D. Particles and fields

      ISSN 0556-2821.

      Volum 65.

      Hefte 054030.

  • Bøker og kapitler
    • Minde, Mona Wetrhus; Hiorth, Aksel

      (2019)

      Rock Fluid Interaction in Chalk at Pore-, Core- and Field-Scale - Insight From Modeling and Data

      s.279-306.

    • Hiorth, Aksel; White, Sebastian N.

      (2017)

      Streaming Potential in Porous Media - Single and Two-Phase

    • Nermoen, Anders; Hiorth, Aksel; Horvei, Bendik

      (2017)

      Streaming potential – qualification of method and investigating the impact of brine in sandstone core plugs

    • Nødland, Oddbjørn Mathias; Lohne, Arild; Stavland, Arne; Hiorth, Aksel

      (2016)

      A Model for Non-Newtonian Flow in Porous Media at Different Flow Regimes

      European Association of Geoscientists and Engineers (EAGE)

      DOI: 10.3997/2214-4609.201601771

    • Pedersen, Janne; Hiorth, Aksel; Jettestuen, Espen

      (2015)

      Reactive flow modeling using the lattice Boltzmann method - Interpretation of lab experiments

      Hefte 267.

    • Nermoen, Anders; Giske, Nils Harald; Minde, Mona Wetrhus; Hiorth, Aksel

      (2015)

      On how water chemistry and compaction alter the permeability of Ekofisk reservoir cores

    • Hiorth, Aksel; Ringen, Irene

      (2015)

      Resistivity measurements and polymer flooding of sandpacks With dual-porosity

    • Stiegler, Hjørdis; Hiorth, Aksel

      (2015)

      Polymer flooding salinity,and shear effects in sandpacks

    • Neuville, Amélie; Vinningland, Jan Ludvig; Luu, Thi Thuy; Dysthe, Dag Kristian; Jettestuen, Espen; Hiorth, Aksel

      (2015)

      Reactive flow during water flooding – from pore to core Half-year progress report 2015

    • Hiorth, Aksel; Dysthe, Dag Kristian; Neuville, Amélie; Vinningland, Jan Ludvig; Jettestuen, Espen

      (2014)

      Reactive flow during water flooding – from pore to core, Quartely report 2, 2014

    • Neuville, Amélie; Vinningland, Jan Ludvig; Jettestuen, Espen; Skartlien, Roar; Dysthe, Dag Kristian; Hiorth, Aksel

      (2014)

      JCR-7 Symposium 2014 Transaction - Reactive flow during water flooding – from pore2core

    • Vinningland, Jan Ludvig; Jettestuen, Espen; Pedersen, Janne; Hiorth, Aksel

      (2014)

      Reactive flow at pore and core scale using the lattice Boltzmann technique

    • Hiorth, Aksel; Dysthe, Dag Kristian; Neuville, Amélie; Vinningland, Jan Ludvig; Li, Lei

      (2013)

      JCR-7 - Project Status Report n°1

    • Hiorth, Aksel; Lad, Unn H. a; Finjord, Jan; Skjæveland, Svein M

      (2006)

      Magnetic Signal from Geometries Containing Corners -- Analytical and Random Walk Calculations

    • Finjord, Jan; Hiorth, Aksel; Lad, Unn H. a; Skjæveland, Svein M

      (2005)

      NMR for Equilateral Triangular Geometry under Conditions of Surface Relaxivity - Analytical and Random Walk Solution

  • Formidling
    • Hiorth, Aksel; Kommedal, Roald

      (2020)

      Korona, ebola og zombier

      Dagsavisen

      ISSN 1503-2892.

    • Hiorth, Aksel; Kommedal, Roald

      (2020)

      Stol på matematikken, ikke magefølelsen

      Forskning.no

      ISSN 1891-635X.

    • Piñerez Torrijos, Iván Darío; Strand, Skule; Puntervold, Tina; Hiorth, Aksel; Zamani, Nematollah; Helland, Johan Olav; Vinningland, Jan Ludvig

      (2020)

      Integrated SCAL solutions for improved oil recovery

    • Osmundsen, Petter; Hiorth, Aksel

      (2019)

      Taxation and extraction rates

    • Hetland, Bjarte; Shogin, Dmitry; Jettestuen, Espen; Aursjø, Olav; Hiorth, Aksel

      (2019)

      Micro scale simulation of polymer fluids

    • Hiorth, Aksel

      (2019)

      Smart overvåking

    • Osmundsen, Petter; Hiorth, Aksel

      (2019)

      Taxation and the effect on extraction rates

    • Osmundsen, Petter; Hiorth, Aksel

      (2019)

      Taxation and the effect on extraction rates

    • Vinningland, Jan Ludvig; Jettestuen, Espen; Aursjø, Olav; Hiorth, Aksel

      (2019)

      Influence of wettability on oil recovery during spontaneous imbibition

    • Madland, Merete Vadla; Hiorth, Aksel; Valestrand, Randi; Viig, Sissel Opsahl

      (2019)

      The Value of Joining The National IOR Centre of Norway - Selected Highlights

    • Madland, Merete Vadla; Hiorth, Aksel

      (2019)

      The National IOR Centre of Norway – mulig samarbeid?

    • Vinningland, Jan Ludvig; Jettestuen, Espen; Aursjø, Olav; Hiorth, Aksel

      (2019)

      Numerical Modelling of Wettability

    • Osmundsen, Petter; Hiorth, Aksel

      (2019)

      Taxation and the effect on extraction rates

    • Andersen, Pål Østebø; Lohne, Arild; Stavland, Arne; Hiorth, Aksel; Brattekås, Bergit

      (2018)

      Core Scale Simulation of Spontaneous Solvent Imbibition from HPAM Gel

    • Hiorth, Aksel; Bogale, Nigussie; Vinningland, Jan Ludvig; Gulsrud, Thor Ole

      (2018)

      Vil bruke oljeteknologi – på hjertepasienter

    • Andersen, Pål Østebø; Lohne, Arild; Stavland, Arne; Hiorth, Aksel; Brattekås, Bergit

      (2018)

      Core Scale Simulation of Spontaneous Solvent Imbibition from HPAM Gel

    • Åsen, Siv Marie; Stavland, Arne; Strand, Daniel; Hiorth, Aksel

      (2018)

      An Experimental Investigation of Polymer Mechanical Degradation at cm and m Scale (SPE-190225-MS)

    • Åsen, Siv Marie; Stavland, Arne; Strand, Daniel; Hiorth, Aksel

      (2018)

      An Experimental Investigation of Polymer Mechanical Degradation at cm and m Scale

    • Åsen, Siv Marie; Stavland, Arne; Strand, Daniel; Hiorth, Aksel

      (2018)

      How far into the reservoir is mechanical degradation of polymers an issue?

    • Nødland, Oddbjørn Mathias; Lohne, Arild; Stavland, Arne; Hiorth, Aksel

      (2018)

      Core scale modelling of EOR transport mechanisms

    • Hiorth, Aksel; Nødland, Oddbjørn Mathias; Stavland, Arne; Jettestuen, Espen; Aursjø, Olav; Vinningland, Jan Ludvig; Nossen, Jan; Sagen, Jan; Sira, Terje

      (2018)

      Simulation Tools for Predicting IOR Potential on the Norwegian Continental Shelf

    • Hiorth, Aksel

      (2018)

      To nye masterprogram til UiS

    • Nødland, Oddbjørn Mathias; Hiorth, Aksel; Lohne, Arild

      (2018)

      IORCoreSim - Research simulator to explore possible EOR mechanisms at the core scale and beyond

    • Hiorth, Aksel; Vinningland, Jan Ludvig; Bogale, Nigussie

      (2018)

      Oljeteknologi for hjertet

    • Madland, Merete Vadla; Hiorth, Aksel

      (2018)

      The main activities of The National IOR Centre of Norway

    • Hiorth, Aksel

      (2018)

      Overview IOR Centre

    • Ringen, Irene; Lindanger, Markus; Raaholt, Magnus K.; Hiorth, Aksel; Stavland, Arne

      (2018)

      Polymer adsorption at different brine salinities

    • Javadi, Shaghayegh; Dziadkowiec, Joanna; Røyne, Anja; Bratvold, Jon E.; Nilsen, Ola; Hiorth, Aksel

      (2018)

      Synthetic CaCO3 surfaces in aqueous solutions – AFM and Surface Force Apparatus (SFA) measurements

    • Omekeh, Aruoture Voke; Hiorth, Aksel

      (2018)

      Particle growth kinetics: A physio-chemical modelling approach

    • Gjersdal, Siri gloppen; Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Hiorth, Aksel; Giske, Nils Harald; Stavland, Arne

      (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

    • Hiorth, Aksel; Haukås, Jarle; Løvås, Mari

      (2018)

      A research bromance – how to build a lasting relationship between academia and the industry

    • Vinningland, Jan Ludvig; Aursjø, Olav; Jettestuen, Espen; Madland, Merete Vadla; Hiorth, Aksel

      (2018)

      Effects of nucleation on mineral dissolution and precipitation predicted from reactive pore scale simulations

    • Vinningland, Jan Ludvig; Aursjø, Olav; Jettestuen, Espen; Hiorth, Aksel

      (2018)

      Digital EOR from pore to core

    • Madland, Merete Vadla; Hiorth, Aksel; Valestrand, Randi; Viig, Sissel Opsahl

      (2018)

      Scientific status and progress

    • Vinningland, Jan Ludvig; Aursjø, Olav; Jettestuen, Espen; Madland, Merete Vadla; Hiorth, Aksel

      (2018)

      Insight into core scale oil release from pore scale simulations

    • Hiorth, Aksel

      (2018)

      Fra olje til hjerteforskning

    • Hiorth, Aksel; Evje, Steinar

      (2018)

      Nye mastergrader ikke bare for oljebransjen

    • Vinningland, Jan Ludvig; Hiorth, Aksel

      (2018)

      Hjertesyke barn kan få hjelp av oljeteknologi

    • Vinningland, Jan Ludvig; Valestrand, Randi; Hiorth, Aksel; Bjørnstad, Tor; Klöfkorn, Robert; Viig, Sissel Opsahl; Jettestuen, Espen; Skjæveland, Svein Magne; Zimmermann, Udo; Stavland, Arne; Nævdal, Geir; Madland, Merete Vadla

      (2018)

      The National IOR Centre of Norway

    • Gulsrud, Thor Ole; Vinningland, Jan Ludvig; Hiorth, Aksel; Larsen, Alf Inge; Bogale, Nigussie

      (2018)

      Vil bruke oljeteknologi - på hjertepasienter

    • Madland, Merete Vadla; Hiorth, Aksel

      (2017)

      The IOR Technology Toolbox - Key Solutions for Reservoir Mapping and Upscaling

    • Vinningland, Jan Ludvig; Jettestuen, Espen; Aursjø, Olav; Madland, Merete Vadla; Hiorth, Aksel

      (2017)

      Mineral Dissolution and Precipitation Rate Laws Predicted from Reactive Pore Scale Simulations

    • Omekeh, Aruoture Voke; Hiorth, Aksel; Stavland, Arne; Lohne, Arild

      (2017)

      Silicate Gel for In-depth Placement- Gelation Kinetics and Pre-flush Design

    • Hiorth, Aksel; Sagen, Jan; Lohne, Arild; Omekeh, Aruoture Voke; Nossen, Jan; Haukås, Jarle; Sira, Terje

      (2017)

      Simulation of sodium silicate water diversion using IORSim

    • Madland, Merete Vadla; Minde, Mona Wetrhus; Kallesten, Emanuela Iedidia; Egeland, Nina; Hiorth, Aksel

      (2017)

      Grønn oljeutvinning

    • Madland, Merete Vadla; Hiorth, Aksel; Valestrand, Randi

      (2017)

      NIOR Centre Overview

    • Hiorth, Aksel; Sagen, Jan; Lohne, Arild; Omekeh, Aruoture Voke; Nossen, Jan; Haukås, Jarle; Nødland, Oddbjørn Mathias; Sira, Terje

      (2017)

      IORSim: Upscaling of Chemical EOR from lab to field

    • Nødland, Oddbjørn Mathias; Lohne, Arild; Stavland, Arne; Hiorth, Aksel

      (2017)

      Simulation of polymer mechanical degradation in radial well geometry

    • Hiorth, Aksel

      (2017)

      IOR in a 10 year perspective - Mature Recovery or Enhanced Production Schemes? (MREPS)

    • Jettestuen, Espen; Aursjø, Olav; Vinningland, Jan Ludvig; Skartlien, Roar; Hiorth, Aksel

      (2017)

      Pore scale simulation of electro-chemical induced wettability changes in three dimensional pore scale geometries

    • Neuville, Amélie; Renaud, Louis; Minde, Mona Wetrhus; Vinningland, Jan Ludvig; Hiorth, Aksel; Dysthe, Dag Kristian

      (2017)

      Can we get a better knowledge on dissolution processes in chalk by using microfluidic chips?

    • Hiorth, Aksel

      (2017)

      Modelling of Smart Water insight from pore scale and translation to field scale

    • Jettestuen, Espen; Aursjø, Olav; Vinningland, Jan Ludvig; Skartlien, Roar; Hiorth, Aksel

      (2017)

      Pore scale simulation of electro-chemically induced wettability changes

    • Javadi, Shaghayegh; Røyne, Anja; Hiorth, Aksel

      (2017)

      AFM study of the adhesion of calcite surfaces in NaCl solutions

    • Sachdeva, Jaspreet Singh; Minde, Mona Wetrhus; Madland, Merete Vadla; Hiorth, Aksel

      (2017)

      Katzenjammer in Norwegens Erdöl-Hauptstadt

    • Shogin, Dmitry; Amundsen, Per Amund; Hiorth, Aksel; Madland, Merete Vadla

      (2017)

      Rheology of polymeric flows in circular pipes, slits and capillary bundles: analytical solutions from kinetic theory

    • Shogin, Dmitry; Amundsen, Per Amund; Hiorth, Aksel; Madland, Merete Vadla

      (2017)

      Modelling the rheology of two-phase polymer flow

    • Madland, Merete Vadla; Hiorth, Aksel

      (2017)

      R & D Highlights and the way forward

    • Madland, Merete Vadla; Valestrand, Randi; Vinningland, Jan Ludvig; Hiorth, Aksel

      (2017)

      The National IOR Centre of Norway

    • Zhou, Yingfang; Helland, Johan Olav; Hatzignatiou, Dimitrios Georgios; Ahsan, Rajib; Hiorth, Aksel

      (2016)

      Experimental validation of a pore-scale derived dimensionless capillary pressure function for imbibition under mixed-wet conditions

    • Nødland, Oddbjørn Mathias; Ringen, Irene; Lohne, Arild; Stavland, Arne; Stiegler, Hjørdis; Hiorth, Aksel

      (2016)

      A simulation study of a polymer flooding experiment in porous silica sand

    • Nødland, Oddbjørn Mathias; Lohne, Arild; Stavland, Arne; Hiorth, Aksel

      (2016)

      A Model for Non-Newtonian Flow in Porous Media at Different Flow Regimes

    • Neuville, Amélie; Renaud, Louis; Luu, Thi Thuy; Jettestuen, Espen; Vinningland, Jan Ludvig; Hiorth, Aksel; Dysthe, Dag Kristian

      (2016)

      Can we get more knowledge on solid dissolution processes using microfluidic chips?

    • Flornes, Kristin Margrethe; Madland, Merete Vadla; Hiorth, Aksel; Valestrand, Randi; Viig, Sissel Opsahl; Skjæveland, Svein Magne

      (2016)

      Joining forces to recover more on NCS

    • Hiorth, Aksel; Sagen, Jan; Lohne, Arild; Nossen, Jan; Vinningland, Jan Ludvig; Jettestuen, Espen; Sira, Terje

      (2016)

      Simulating gelation of silica for in-depth reservoir plugging using IORSim as an add on tool to ECLIPSE

    • Hiorth, Aksel

      (2016)

      IOR CoreSim

    • Nødland, Oddbjørn Mathias; Lohne, Arild; Stavland, Arne; Hiorth, Aksel

      (2016)

      A Model for Non-Newtonian Flow in Porous Media at Different Flow Regimes

    • Hiorth, Aksel; Hiorth, Aksel

      (2016)

      Water Weakening of Chalk – insight from lab experiments and numerical modelling

    • Nødland, Oddbjørn Mathias; Lohne, Arild; Stavland, Arne; Hiorth, Aksel

      (2016)

      A Model for Non-Newtonian Flow in Porous Media at Different Flow Regimes

    • Hiorth, Aksel

      (2016)

      Water Weakening of Chalk – insight from lab experiments and numerical modelling

    • Ringen, Irene; Stiegler, Hjørdis; Nødland, Oddbjørn Mathias; Hiorth, Aksel; Stavland, Arne

      (2016)

      Polymer flooding in sandpacks with a dual-porosity

    • Madland, Merete Vadla; Hiorth, Aksel

      (2016)

      Joining forces to recover more – forming a true base for the IOR competence in Norway

    • Ringen, Irene; Nødland, Oddbjørn Mathias; Stavland, Arne; Stiegler, Hjørdis; Hiorth, Aksel

      (2016)

      Resistivity measurements and polymer flooding of sandpacks with dual-porosity

    • Lohne, Arild; Stavland, Arne; Hiorth, Aksel

      (2016)

      Summary of (mainly) Polymer Research @IOR Centre

    • Vinningland, Jan Ludvig; Yoon, Hongkyu; Jettestuen, Espen; Hiorth, Aksel

      (2016)

      Can we measure core scale properties in pore scale models? 3D imaging and pore scale modelling of carbonate rocks

    • Hiorth, Aksel; Sagen, Jan; Lohne, Arild; Nossen, Jan; Omekeh, Aruoture Voke; Stavland, Arne; Haukås, Jarle; Sira, Terje

      (2016)

      IORSim - an add on tool to ECLIPSE for simulating IOR processes. Sodium Silicate gelation and reservoir flow modification

    • Javadi, Shaghayegh; Røyne, Anja; Hiorth, Aksel

      (2016)

      Interaction between two calcite surfaces, in nano-scale, as a function of fluid composition

    • Haukås, Jarle; Hiorth, Aksel; Sagen, Jan; Nossen, Jan; Sira, Terje; Brendsdal, Egil; Lohne, Arild

      (2016)

      Two-way coupling between IORSim and Eclipse

    • Madland, Merete Vadla; Hiorth, Aksel

      (2016)

      Mastering the EOR challenges

      Upstream

      ISSN 0807-6472.

      s.75-77.

    • Hiorth, Aksel; Hiorth, Aksel

      (2016)

      Water Weakening of Chalk – insight from lab experiments and numerical modelling

    • Neuville, Amelie; Renaud, Louis; Luu, Thi Thuy; Vinningland, Jan Ludvig; Jettestuen, Espen; Dysthe, Dag Kristian; Hiorth, Aksel

      (2016)

      Xurography for microfluidics in reactive systems: the example of the calcite dissolution

    • Vinningland, Jan Ludvig; Jettestuen, Espen; Hiorth, Aksel; Madland, Merete Vadla; Aursjø, Olav; Skartlien, Roar; Palmer, Teresa Lynne; Shogin, Dmitry

      (2016)

      Pore scale simulation and non-Newtonian flow

    • Vinningland, Jan Ludvig; Bogale, Nigussie; Larsen, Alf Inge; Havnen, Jorunn; Jettestuen, Espen; Aursjø, Olav; Jolma, Ingunn Westvik; Johnsen, Øyvind; Oosterkamp, Antonie; Hiorth, Aksel

      (2016)

      A computer model for non-invasive heart diagnostics

    • Hiorth, Aksel; Sagen, Jan; Lohne, Arild; Nossen, Jan; Omekeh, Aruoture Voke; Stavland, Arne; Haukås, Jarle; Sira, Terje

      (2016)

      Simulating gelation of silica for in-depth reservoir plugging using IORSim as an add on tool to ECLIPSE

    • Neuville, Amelie; Vinningland, Jan Ludvig; Luu, Thi Thuy; Jettestuen, Espen; Dysthe, Dag Kristian; Hiorth, Aksel

      (2015)

      Microfluidic experiments: construction and flooding of microsystems with reactive fluids

    • Andersen, Pål Østebø; Evje, Steinar; Ahsan, Rajib; Hiorth, Aksel

      (2015)

      An Analytical Model for Imbibition Experiments with Porous Plate

    • Hiorth, Aksel; Sagen, Jan; Haukås, Jarle; Lohne, Arild; Nossen, Jan; Vinningland, Jan Ludvig; Sira, Terje

      (2015)

      IORSim – a simulator for predicting the effect of rock fluid interactions on oil recovery based on industry standard reservoir models

    • Hiorth, Aksel; Sagen, Jan; Lohne, Arild; Nossen, Jan; Vinningland, Jan Ludvig; Sira, Terje

      (2015)

      IORSim – an add on tool to ECLIPSE for fast and accurate simulation of multi phase geochemical interactions at the field scale

    • Neuville, Amélie; Vinningland, Jan Ludvig; Luu, Thi Thuy; Jettestuen, Espen; Dysthe, Dag Kristian; Hiorth, Aksel

      (2015)

      Chalk-calcite-microfluidic experiments: construction and flooding of microsystems with reactive fluids

    • Neuville, Amélie; Vinningland, Jan Ludvig; Luu, Thi Thuy; Jettestuen, Espen; Dysthe, Dag Kristian; Hiorth, Aksel

      (2015)

      Chalk-calcite-microfluidic experiments: construction and flooding of microsystems with reactive fluids, oral presentation

    • Skjæveland, Svein Magne; Hiorth, Aksel

      (2015)

      Presentation of The National IOR Centre of Norway

    • Hiorth, Aksel

      (2015)

      Theme 1 - Status on scientific progress

    • Hiorth, Aksel

      (2015)

      Current Research

    • Javadi, Shaghayegh; Røyne, Anja; Hiorth, Aksel

      (2015)

      Experimental investigation of nano-scale interaction between two calcite grains

    • Javadi, Shaghayegh; Røyne, Anja; Hiorth, Aksel

      (2015)

      Experimental investigation of the effect of fluid chemistry on adhesive properties of calcite surfaces.

    • Madland, Merete Vadla; Hiorth, Aksel; Nævdal, Geir

      (2014)

      The National IOR Centre of Norway

    • Hiorth, Aksel; Madland, Merete Vadla

      (2014)

      National R&D Centre to improve oil recovery from the Norwegian continental shelf

    • Hiorth, Aksel; Nævdal, Geir

      (2014)

      Research focus in the National IOR Centre and potential collaborative projects with SINTEF-Petroleum

    • Hiorth, Aksel; Flornes, Kristin Margrethe

      (2014)

      Presentation of The National IOR Centre of Norway

    • Madland, Merete Vadla; Kommedal, Roald; Hiorth, Aksel

      (2014)

      Meeting at UiS 16. June 2014 Professor Johan Sjøblom (Ugelstad Laboratory, NTNU)

    • Madland, Merete Vadla; Hiorth, Aksel; Bjørnstad, Tor

      (2014)

      Presenting the 2 R&D Themes for The National IOR Centre of Norway

    • Neuville, Amélie; Dysthe, Dag Kristian; Hiorth, Aksel; Li, Lei

      (2014)

      Flooding microsystems with reactive fluids Calcite-Chalk microfluidic

    • Madland, Merete Vadla; Hiorth, Aksel

      (2014)

      Improved Oil Recovery Research in the National IOR Centre of Norway

    • Neuville, Amélie; Dysthe, Dag Kristian; Hiorth, Aksel

      (2014)

      Flooding microsystems with reactive fluids Calcite-Chalk-microfluidic

    • Madland, Merete Vadla; Hiorth, Aksel; Nævdal, Geir

      (2014)

      The R&D Activities, Theme 1 and 2

    • Vinningland, Jan Ludvig; Neuville, Amelie; Pedersen, Janne; Jettestuen, Espen; Dysthe, Dag Kristian; Hiorth, Aksel

      (2014)

      Reactive flow simulations: one-to-one comparison with experiments

    • Hiorth, Aksel

      (2014)

      Research priorities of the national IOR centre of Norway

    • Madland, Merete Vadla; Hiorth, Aksel; Nævdal, Geir

      (2014)

      Status R&D activities, theme 1 and 2

    • Madland, Merete Vadla; Hiorth, Aksel; Nævdal, Geir

      (2014)

      The National IOR Centre of Norway

    • Madland, Merete Vadla; Kommedal, Roald; Hiorth, Aksel

      (2014)

      The National IOR Centre of Norway - Research highlights abd ambitions

    • Madland, Merete Vadla; Hiorth, Aksel; Viig, Sissel Opsahl

      (2014)

      National IOR Centre

    • Dysthe, Dag Kristian; Hiorth, Aksel; Neuville, Amélie; Vinningland, Jan Ludvig; Jettestuen, Espen; Skartlien, Roar

      (2014)

      Reactive flow during water flooding -from pore2core

    • Neuville, Amelie; Dysthe, Dag Kristian; Li, Lei; Hiorth, Aksel

      (2014)

      Flooding microsystems with reactive fluids Calcite-Chalk-microfluidic

    • Vinningland, Jan Ludvig; Jettestuen, Espen; Hiorth, Aksel

      (2014)

      Field scale simulations using streamlines

    • Pedersen, Janne; Jettestuen, Espen; Hildebrand-Habel, Tania; Vinningland, Jan Ludvig; Madland, Merete Vadla; Korsnes, Reidar Inge; Hiorth, Aksel

      (2014)

      Models for evolution of reactive surface area during dissolution and precipitation

    • Vinningland, Jan Ludvig; Jettestuen, Espen; Nermoen, Anders; Korsnes, Reidar Inge; Hiorth, Aksel; Madland, Merete Vadla

      (2014)

      Research at IRIS: secondment opportunities

    • Nermoen, Anders; Korsnes, Reidar Inge; Aloysius Haug, S.; Hiorth, Aksel; Madland, Merete Vadla

      (2014)

      The dynamic stability of chalks during flooding of non-equilibrium brines and CO2

    • Flornes, Kristin Margrethe; Madland, Merete Vadla; Hiorth, Aksel; Nævdal, Geir; Skjæveland, Svein Magne

      (2014)

      The National IOR Centre of Norway - Technical program

    • Madland, Merete Vadla; Hiorth, Aksel

      (2014)

      The National IOR Centre - research highlights and ambitions

    • Nermoen, Anders; Korsnes, Reidar Inge; Hiorth, Aksel; Madland, Merete Vadla

      (2014)

      Insights from long term experiments of compaction and non-equilibrium water flooding of chalks

    • Madland, Merete Vadla; Hiorth, Aksel

      (2014)

      The Technical Programme - The National IOR Centre of Norway

    • Pedersen, Janne; Jettestuen, Espen; Hildebrand-Habel, Tania; Vinningland, Jan Ludvig; Madland, Merete Vadla; Korsnes, Reidar Inge; Hiorth, Aksel

      (2014)

      A multi scale approach to interpret chalk core experiments

    • Madland, Merete Vadla; Hiorth, Aksel

      (2014)

      Our R&D activities within The National IOR Centre of Norway

    • Nermoen, Anders; Korsnes, Reidar Inge; Hildebrand-Habel, Tania; Zimmermann, Udo; Bollhorn, Peter; Foged Christensen, Helle; Ancker Agergaard, Frederic; Trads, Niels; Pedersen, Janne; Jettestuen, Espen; Vinningland, Jan Ludvig; Evje, Steinar; Andersen, Pål Østebø; Hiorth, Aksel; Madland, Merete Vadla

      (2014)

      Water weakening of chalk at realistic reservoir conditions

    • Zimmermann, Udo; Madland, Merete Vadla; Bertolino, S.R.A.; Hildebrand-Habel, Tania; Hiorth, Aksel; Korsnes, Reidar Inge

      (2013)

      Tracing Fluid Flow in Flooded Chalk under Long Term Test Conditions

    • Neuville, Amélie; Dysthe, Dag Kristian; Li, Lei; Hiorth, Aksel

      (2013)

      Reactive flow during flooding From pore to core

    • Nermoen, Anders; Korsnes, Reidar Inge; Christensen, Helle Foged; Traeds, Niels; Hiorth, Aksel; Madland, Merete Vadla

      (2013)

      Measuring the Biot coefficient and its implications on the effective stress estimate

    • Ahsan, Rajib; Megawati, Megawati; Hiorth, Aksel; Madland, Merete Vadla

      (2013)

      The impact of surface charge on capillary pressure and mechanical behaviour of chalk

    • Andersen, Pål Østebø; Ahsan, Rajib; Evje, Steinar; Fred, Bratteli; Madland, Merete Vadla; Hiorth, Aksel

      (2013)

      A Model for Brine-Dependent Spontaneous Imbibition Experiments with Porous Plate

    • Pedersen, Janne; Vinningland, Jan Ludvig; Jettestuen, Espen; Madland, Merete Vadla; Hiorth, Aksel

      (2013)

      Pore Scale Modeling of Brine Dependent Pore Space Evolution in Carbonates

    • Vinningland, Jan Ludvig; Jettestuen, Espen; Nermoen, Anders; Hildebrand-Habel, Tania; Madland, Merete Vadla; Cathles, Lawrence M.; Hiorth, Aksel

      (2013)

      Chemical and mechanical alteration of chalk - from pore to field

    • Pedersen, Janne; Jettestuen, Espen; Vinningland, Jan Ludvig; Madland, Merete Vadla; Hiorth, Aksel

      (2013)

      Pore Scale Modeling of Brine Dependent Permeability

    • Hildebrand-Habel, Tania; Megawati, Megawati; Læknes, Therese; Korsnes, Reidar Inge; Hiorth, Aksel; Madland, Merete Vadla

      (2012)

      SEM analysis of outcrop chalks prior to and after experimental water-flooding – studying Ekofisk reservoir rock analogues

    • Vinningland, Jan Ludvig; Hiorth, Aksel; Jettestuen, Espen; Pedersen, Janne; Hildebrand-Habel, Tania; Nermoen, Anders; Madland, Merete Vadla; Cathles, Lawrence M.

      (2012)

      Reactive flow of brines in calcite pores using Lattice - Boltzmann

    • Ahsan, Rajib; Madland, Merete Vadla; Bratteli, Fred; Hiorth, Aksel

      (2012)

      A study of sulphate ions - effects on ageing and imbibition capillary pressure curve

    • Pedersen, Janne; Jettestuen, Espen; Vinningland, Jan Ludvig; Madland, Merete Vadla; Cathles, Lawrence M.; Hiorth, Aksel

      (2011)

      A study on the effect of pore goemetry on mineral changes

    • Megawati, Megawati; Hiorth, Aksel; Madland, Merete Vadla

      (2011)

      The effect of Sulphate Adsorption on the Cation Exchange Capasity of High Porosity Chalks

    • Madland, Merete Vadla; Hiorth, Aksel

      (2011)

      (V)innovasjon

    • Hildebrand-Habel, Tania; Læknes, Therese; Korsnes, Reidar Inge; Megawati, Megawati; Hiorth, Aksel; Madland, Merete Vadla

      (2011)

      Waterflooding experiments on chalk: rock-fluid interaction as revealed by scanning electron microscopy

    • Megawati, Megawati; Hiorth, Aksel; Madland, Merete Vadla

      (2011)

      Mechanical instabilities induced by sulfate adsorption

    • Hiorth, Aksel; Bache, Øystein; Jettestuen, Espen; Cathles, Lawrence M.; Moe, Robert W.; Omdal, Edvard; Korsnes, Reidar Inge; Madland, Merete Vadla

      (2011)

      A Simplified Approach to Translate Chemical Alteration in Core Experiments to Field Conditions

    • Hiorth, Aksel; Jettestuen, Espen; Vinningland, Jan Ludvig; Cathles, Lawrence M.; Madland, Merete Vadla

      (2011)

      Thermo-Chemistry Reservoir Simulation for Better EOR Prediction

    • Megawati, Megawati; Andersen, Pål Østebø; Korsnes, Reidar Inge; Evje, Steinar; Hiorth, Aksel; Madland, Merete Vadla

      (2011)

      The effect of aqueous chemistry pH on the time dependent deformation behaviour of chalk - experimental and modeling studies

    • Hiorth, Aksel; Jettestuen, Espen; Korsnes, Reidar I.; Madland, M. V.; Cathles, Lawrence M.

      (2010)

      A FULLY COUPLED GEOCHEMICAL MODEL WITH A PORE SCALE LATTICE BOLTZMANN SIMULATOR - PRINCIPLES AND FIRST RESULTS

    • Zangiabadi, Bizhan; Korsnes, Reidar Inge; Hildebrand-Habel, Tania; Hiorth, Aksel; sutarjana, A; Lian, A; Madland, Merete Vadla

      (2009)

      Chemical Water Weakening of Various Outcrop Chalks at Elevated Temperature

    • Madland, Merete Vadla; Omdal, Edvard; Breivik, H.; Korsnes, Reidar Inge; Hiorth, Aksel; Kristiansen, Tron Golder

      (2009)

      Investigation of the Effective Stress Relations for Outcrop Chalk

    • Omdal, Edvard; Renli, Ragnhild; Kristiansen, Tron Golder; Korsnes, Reidar Inge; Hiorth, Aksel; Madland, Merete Vadla

      (2009)

      Laboratory observations with implications for Depletion of Chalk Reservoirs

    • Zangiabadi, Bizhan; Korsnes, Reidar I.; Madland, M. V.; Hildebrand-Habel, Tania; Hiorth, Aksel; Kristiansen, Tron Golder

      (2009)

      Mechanical Properties of High and Lower Porosity Outcrop Chalk at Various Wetting States

    • Omdal, Edvard; Breivik, H; Næss, K. E.; Kristiansen, Tron Golder; Korsnes, Reidar I.; Hiorth, Aksel; Madland, M. V.

      (2009)

      Experimental investigation of the effective stress coefficient for various high porosity outcrop chalks

    • Megawati, Megawati; Hiorth, Aksel; Siqveland, Ola Ketil; Korsnes, Reidar I.; Kristiansen, Tron Golder; Madland, M. V.

      (2009)

      Pore-water Distribution from NMR to Study Water-induced Compaction in High-porosity Chalk

    • Lad, Unn H. a; Hiorth, Aksel; Siqveland, Ola Ketil; Skjæveland, Svein M

      (2009)

      Revisiting Two-Phase NMR Data with a new Inversion Routine Using a Triangular Pores Model for Wettability Estimation

    • Madland, M. V.; Hiorth, Aksel; Korsnes, Reidar I.; Evje, Steinar; Cathles, Lawrence M.

      (2009)

      Rock Fluid Interaction in Chalk exposed Injection of Seawater, MgCl2, and NaCl Brines with equal Ionic Strength

    • Lad, Unn H. a; Hiorth, Aksel; Finjord, Jan; Skjæveland, Svein M

      (2008)

      Two-Phase Simulation and Correlation of NMR Magnetic Decay in Equilateral Triangular Pores

    • Omdal, Edvard; Korsnes, Reidar I.; Madland, M. V.; Kristiansen, Tron Golder; Hiorth, Aksel

      (2008)

      Experimental Investigation of the Effective Stress Coefficient for various High Porosity Outcrop Chalks

    • Madland, M. V.; Korsnes, Reidar I.; Hiorth, Aksel; Midtgarden, Kristine; Manafov, Rafig; Kristiansen, Tron Golder

      (2008)

      THE EFFECT OF TEMPERATURE AND BRINE COMPOSITION ON THE MECHANICAL STRENGTH OF KANSAS CHALK

    • Hiorth, Aksel; Kolnes, Jostein; Korsnes, Reidar I.; Madland, M. V.; Cathles, Lawrence M.; Vikane, Olav; Lohne, Arild

      (2008)

      A CHEMICAL MODEL FOR THE SEAWATER-CO2- CARBONATE SYSTEM - AQUEOUS AND SURFACE CHEMISTRY

    • Korsnes, Reidar I.; Hiorth, Aksel; Madland, M. V.

      (2008)

      Detection of chemical processes affecting chalk mechanical strength with the use of different flooding brines at elevated temperatures

    • Hiorth, Aksel; Kolnes, Jostein; Lohne, Arild; Vikane, Olav; Cathles, Lawrence M.; Madland, M. V.

      (2008)

      Chemical modelling of wettability change in carbonate rocks

    • Korsnes, Reidar I.; Madland, M. V.; Vorland, Kim Andre Nesse; Kristiansen, Tron Golder; Hiorth, Aksel; Hildebrand-Habel, Tania

      (2008)

      ENHANCED CHEMICAL WEAKENING OF CHALK DUE TO INJECTION OF CO2 ENRICHED WATER

    • Kolnes, Jostein; Hiorth, Aksel; Siqveland, Ola Ketil; Omdal, Edvard; Zangiabadi, Bizhan; Madland, M. V.

      (2008)

      CONTACT ANGLE MEASUREMENTS ON CALCITE USING MODEL OILS

    • Kaster, Krista Michelle; Hiorth, Aksel; Berland, Harald; Kjeilen-Eilertsen, Grethe; Brakstad, Odd Gunnar

      (2007)

      Culture-dependent and -independent characterization of the microbial community in the Ekofisk oil reservoir

    • Kaster, Krista Michelle; Hiorth, Aksel; Berland, Harald; Brakstad, Odd Gunnar

      (2007)

      Biofilms – a possible possible mechanism of enhanced oil recovery

    • Hiorth, Aksel; Kaster, Krista; Lohne, Arild; Siqveland, Ola Ketil; Berland, Harald; Giske, Nils H.; Stavland, Arne

      (2007)

      MICROBIAL ENHANCED OIL RECOVERY - MECHANISM

    • Hiorth, Aksel; Lad, Unn H. a; Finjord, Jan; Skjæveland, Svein M

      (2006)

      Magnetic Signal from Geometries Containing Corners -- Analytical and Random Walk Calculations

    • Højgaard à Lad, Unn; Siqveland, Ola Ketil; Kolnes, Jostein; Hiorth, Aksel; Skjæveland, Svein M

      (2005)

      Improved Method for Measuring Surface Relaxivity

    • Eeg, Jan Olav; Fajfer, Svjetlana; Hiorth, Aksel

      (2003)

      On the Colour Suppressed Decay Modes B^0 -> D_s^+ D_s^- and B_s^0 -> D^+ D^- (presentert av s: Fajfer)

    • Hiorth, Aksel

      (2001)

      Model calculation of weak B decays

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