Academic article

• Na Liu; Jakub Wiktor Both; Geir Ersland et al. (2026). Trends in porous media laboratory imaging and open science practices. (external link)
• Raymond Mushabe; Na Liu; Nicole Dopffel et al. (2025). Impact of specific surface area on anaerobic microbial hydrogen consumption by a sulfate reducer: A sand pack study. (external link)
• Raymond Mushabe; Na Liu; Nicole Dopffel et al. (2025). Experimental Study of Microbial Hydrogen Consumption Rates by Oleidesulfovibrio Alaskensis in Porous Media. (external link)
• Maksim Lysyy; Na Liu; David Landa-Marbán et al. (2024). Impact of gas type on microfluidic drainage experiments and pore network modeling relevant for underground hydrogen storage. (external link)
• Maksim Lysyy; Martin Fernø; Geir Ersland (2023). Effect of relative permeability hysteresis on reservoir simulation of underground hydrogen storage in an offshore aquifer. (external link)
• Maksim Lysyy; Na Liu; Celine Marie Solstad et al. (2023). Microfluidic hydrogen storage capacity and residual trapping during cyclic injections: Implications for underground storage. (external link)
• Jyoti Shanker Pandey; Ørjan Strand; Nicolas Von Solms et al. (2022). Novel Pore-Scale Visualization during CO2 Injection into CH4 Hydrate-Saturated Porous Media. (external link)
• Maksim Lysyy; Tore Lyngås Føyen; Else Birkeland Johannesen et al. (2022). Hydrogen Relative Permeability Hysteresis in Underground Storage. (external link)
• Wantong Sun; Na Wei; Jinzhou Zhao et al. (2022). Imitating possible consequences of drilling through marine hydrate reservoir. (external link)
• German Alejandro Bello Palacios; Per Fotland; Geir Ersland (2022). Modeling the Effects of Sedimentation on Natural Occurrences of CH<inf>4</inf>Hydrates in Marine Sediments. (external link)
• Mathias Myrtveit Sæther; Stian Almenningen; Geir Ersland et al. (2022). Compressional wave phase velocity measurements during hydrate growth in partially and fully water saturated sandstone. (external link)
• Maksim Lysyy; Geir Ersland; Martin Fernø (2022). Pore-scale dynamics for underground porous media hydrogen storage. (external link)
• Jyoti Pandey; Stian Almenningen; Nicolas von Zolms et al. (2021). Pore-Scale Visualization of CH4 Gas Hydrate Dissociation under Permafrost Conditions. (external link)
• Stian Almenningen; Arne Graue; Geir Ersland (2021). Experimental Investigation of Critical Parameters Controlling CH4−CO2 Exchange in Sedimentary CH4 Hydrates. (external link)
• Jyoti Shanker Pandey; Ørjan Strand; Nicolas Von Solms et al. (2021). Direct Visualization of CH4/CO2 Hydrate Phase Transitions in Sandstone Pores. (external link)
• German Alejandro Bello Palacios; Per Fotland; Stian Almenningen et al. (2021). Effects of methane hydrates on two-phase relative permeability in sandstone: Numerical simulation of laboratory experiments. (external link)
• German Alejandro Bello Palacios; Stian Almenningen; Per Fotland et al. (2021). Experimental and Numerical Analysis of the Effects of Clay Content on CH 4 Hydrate Formation in Sand. (external link)
• Maksim Lysyy; Martin Fernø; Geir Ersland (2021). Seasonal hydrogen storage in a depleted oil and gas field. (external link)
• Stian Almenningen; Maksim Lysyy; Geir Ersland (2021). Quantification of CH 4 Hydrate Film Growth Rates in Micromodel Pores. (external link)
• Jarand Gauteplass; Stian Almenningen; Tanja Barth et al. (2020). Hydrate plugging and flow remediation during CO2 injection in sediments. (external link)
• Jarand Gauteplass; Stian Almenningen; Geir Ersland (2020). Storing CO2 as solid hydrate in shallow aquifers: Electrical resistivity measurements in hydrate-bearing sandstone. (external link)
• Bergit Brattekås; Jarand Gauteplass; Njål Brekke et al. (2020). Unlocking Multimodal PET-MR Synergies for Geoscience. (external link)
• Zachary Paul Alcorn; Sunniva Fredriksen; Mohan Sharma et al. (2020). Core-scale sensitivity study of CO2 foam injection strategies for mobility control, enhanced oil recovery, and CO2 storage. (external link)
• Stian Almenningen; Roy Srikumar; Arif Hussain et al. (2020). Effect of Mineral Composition on Transverse Relaxation Time Distributions and MR Imaging of Tight Rocks from Offshore Ireland.. (external link)
• Sunniva Fredriksen; Zachary Paul Alcorn; Anders Frøland et al. (2019). Surfactant Prefloods During Carbon Dioxide Foam Injection for Integrated Enhanced Oil Recovery in Fractured Oil-Wet Carbonates. (external link)
• Stian Almenningen; Per Fotland; Martin Fernø et al. (2019). An Experimental Investigation of Gas-Production Rates During Depressurization of Sedimentary Methane Hydrates. (external link)
• Bergit Brattekås; Randy Seright; Geir Ersland (2019). Water leakoff during gel placement in fractures: Extension to oil-saturated porous media. (external link)
• Jarand Gauteplass; Stian Almenningen; Geir Ersland et al. (2019). Multiscale investigation of CO2 hydrate self-sealing potential for carbon geo-sequestration. (external link)
• Stian Almenningen; Per Fotland; Geir Ersland (2019). Magnetic Resonance Imaging of Methane Hydrate Formation and Dissociation in Sandstone with Dual Water Saturation. (external link)
• Stian Almenningen; Peter Betlem; Arif Hussain et al. (2019). Demonstrating the potential of CO2 hydrate self-sealing in Svalbard, Arctic Norway. (external link)
• Stian Almenningen; Jarand Gauteplass; Lars Petter Hauge et al. (2019). Measurements of CH4 and CO2 relative permeability in hydrate-bearing sandstone. (external link)
• Stian Almenningen; Eirik Johan Iden; Martin Fernø et al. (2018). Salinity Effects on Pore-Scale Methane Gas Hydrate Dissociation. (external link)
• Stian Almenningen; Jarand Gauteplass; Per Fotland et al. (2018). Visualization of hydrate formation during CO2 storage in water-saturated sandstone. (external link)
• Jarand Gauteplass; Stian Almenningen; Geir Ersland et al. (2018). Hydrate seal formation during laboratory CO2 injection in a cold aquifer. (external link)
• Stian Almenningen; Josef Flatlandsmo; Anthony R. Kovscek et al. (2017). Determination of Pore-Scale Hydrate Phase Equilibria in Sediments Using Lab-on-a-Chip Technology. (external link)
• Lars Petter Hauge; Jarand Gauteplass; Geir Ersland et al. (2016). Pore-level hydrate formation mechanisms using realistic rock structures in high-pressure silicon micromodels. (external link)
• Stian Almenningen; Martin Fernø; Geir Ersland et al. (2016). Multiscale laboratory verification of depressurization for production of sedimentary methane hydrates. (external link)
• Øyvind Eide; Geir Ersland; Bergit Brattekås et al. (2015). CO2 EOR by Diffusive Mixing in Fractured Reservoirs. (external link)
• Knut Arne Birkedal; Lars Petter Hauge; Arne Graue et al. (2015). Transport mechanisms for CO2-CH4 exchange and safe CO2 storage in hydrate-bearing sandstone. (external link)
• Åsmund Haugen; Nima Mani; Sondre Svenningsen et al. (2014). Miscible and immiscible foam injection for mobility control and EOR in fractured oil-wet carbonate rocks. (external link)
• Oleg Petrov; Geir Ersland; Bruce Balcom (2011). T-2 distribution mapping profiles with phase-encode MRI. (external link)
• Geir Ersland; Jarle Husebø; Arne Graue et al. (2010). Measuring Gas Hydrate formation and Exchange with CO2 in Bentheim Sandstone Using MRI Tomography. (external link)
• Geir Ersland; Martin Fernø; Arne Graue et al. (2010). Complementary imaging of oil recovery mechanisms in fractured reservoirs. (external link)
• Amund Brautaset; Geir Ersland; Arne Graue (2010). In-situ phase pressures and fluid saturation dynamics measured in waterfloods at various wettability conditions. (external link)
• Geir Ersland; Jarle Husebø; Arne Graue et al. (2009). Transport and storage of CO2 in natural gas hydrate reservoirs. (external link)
• Jarle Husebø; Geir Ersland; Arne Graue et al. (2009). Effects of salinity on hydrate stability and implications for storage of CO2 in natural gas hydrate reservoirs. (external link)
• Bjørn Kvamme; Arne Graue; Trygve Buanes et al. (2009). Effects of solid surfaces on hydrate kinetics and stability. (external link)
• Bernard A. Baldwin; Jim Stevens; James J. Howard et al. (2009). Using magnetic resonance imaging to monitor CH4 hydrate formation and spontaneous conversion of CH4 hydrate to CO2 hydrate in porous media. (external link)
• Arne Graue; Bjørn Kvamme; Bernard A. Baldwin et al. (2008). MRI visualization of spontaneous methane production from hydrates in sandstone core plugs when exposed to CO2. (external link)
• Jim C. Stevens; Bernard A. Baldwin; Arne Graue et al. (2008). Measurements of hydrate formation in sandstone. (external link)
• Eirik Aspenes; Geir Ersland; Arne Graue et al. (2008). Wetting phase bridges establish capillary continuity across open fractures and increase oil recovery in mixed-wet fractured chalk. (external link)
• Bjørn Kvamme; Arne Graue; Tatiana Kuznetsova et al. (2007). Storage of CO2 in natural gas hydrate reservoirs and the effect of hydrate as an extra sealing in cold aquifers. (external link)
• Bjørn Kvamme; Arne Graue; T. Kuznetsova et al. (2006). Energy From Natural Gas Hydrate Combined With Reservoir Storage of CO2. (external link)
• Bjørn Kvamme; Arne Graue; Tatyana Kuznetsova et al. (2006). Exploitation of natural gas hydrate reservoirs combined with long term storage of CO2. (external link)

Academic book chapter

• Bergit Brattekås; Geir Ersland (2023). In-Situ Visualization of Multiphase Flow applying PET-MR. (external link)
• Stian Almenningen; Per Fotland; Martin Fernø et al. (2018). An experimental investigation of gas production rates during depressurization of sedimentary methane hydrates. (external link)
• Bergit Brattekås; Geir Ersland; Randall S. Seright (2018). Solvent Leakoff During Gel Placement in Fractures: Extension to Oil-Saturated Porous Media. (external link)

Book anthology

• Geir Ersland; Arne Graue (2010). Natural Gas Hydrates. (external link)

Conference lecture

• Hasan Gürsel; Sarah Eileen Gasda; Geir Ersland et al. (2026). Modeling the Temporal Dynamics of Formation Damage during Produced Water Re-injection. (external link)
• Raymond Mushabe; Na Liu; Nicole Dopffel et al. (2024). Quantitative analysis of anaerobic microbial hydrogen consumption in porous media. (external link)
• Raymond Mushabe; Na Liu; Nicole Dopffel et al. (2024). Measurements of anaerobic microbial hydrogen consumption in porous media: Rates and effects. (external link)
• Raymond Mushabe; Geir Ersland; Na Liu et al. (2024). Combining traditional methods and state of the art MRI-PET imaging to extract the kinetics of microbial hydrogen consumption in porous media at a core scale. (external link)
• Raymond Mushabe; Bergit Brattekås; Na Liu et al. (2023). Visualisation of biomass in porous media. (external link)
• Raymond Mushabe; Bergit Brattekås; Na Liu et al. (2023). How to optimize the potential of MRI-PET in conducting experimental reservoir physics research relevant for underground hydrogen storage: Methods and analysis. (external link)
• Raymond Mushabe; Bergit Brattekås; Na Liu et al. (2023). In-situ visualization of microbial hydrogen consumption in a porous medium using high-resolution PET-MRI. (external link)
• Mathias Sæther; Per Lunde; Stian Almenningen et al. (2019). Acoustic laboratory measurements of hydrate-bearing Bentheim sandstones. (external link)
• Mathias Sæther; Per Lunde; Stian Almenningen et al. (2019). Elastic wave velocities under methane hydrate growth in Bentheim sandstone. (external link)
• Jarand Gauteplass; Stian Almenningen; Geir Ersland (2019). Storing CO2 as solid hydrate in shallow aquifers: Electrical resistivity measurements in hydrate-bearing sandstone. (external link)
• Stian Almenningen; Per Fotland; Martin Fernø et al. (2019). An Experimental Investigation of Gas Production Rates During Depressurization of Sedimentary Methane Hydrates. (external link)
• Stian Almenningen; Per Fotland; Martin Fernø et al. (2018). An experimental investigation of gas production rates during depressurization of sedimentary methane hydrates. (external link)
• Geir Ersland; Stian Almenningen; Lysyy Maksim et al. (2018). Pore-Scale Visualization of Hydrate Formation and Dissociation. (external link)
• Jarand Gauteplass; Stian Almenningen; Geir Ersland et al. (2018). Loss of CO2 injectivity in sandstone under hydrate stable conditions. (external link)
• Stian Almenningen; Per Fotland; Martin Fernø et al. (2018). An Experimental Investigation of Gas Production Rates During Depressurization of Sedimentary Methane Hydrates. (external link)
• Sunniva Fredriksen; Zachary Paul Alcorn; Anders Frøland et al. (2018). Surfactant Pre-floods during CO2 Foam for Integrated Enhanced Oil Recovery in Fractured Oil-Wet Carbonates, SPE. (external link)
• Geir Ersland; Martin Fernø; Arne Graue (2018). Applications of CO2 as CCUS. (external link)
• Bergit Brattekås; Randall S. Seright; Geir Ersland (2018). Solvent Leakoff During Gel Placement in Fractures: Extension to Oil-Saturated Porous Media. (external link)
• Geir Ersland; Stian Almenningen (2017). Pore to Core Imaging of Hydrate Formation and Dissociation Patterns. (external link)
• Geir Ersland (2017). CO2 for Methane Production from Hydrate Reservoirs. (external link)
• Mathias Sæther; Per Lunde; Geir Ersland (2016). Sound velocity measurement method for porous sandstone. Measurements, finite element modelling, and diffraction correction. (external link)
• Marianne Steinsbø; Bergit Brattekås; KRISTINE BØ et al. (2015). Foam as Mobility Control for Integrated CO2-EOR in Fractured Carbonate. (external link)
• Martin Fernø; Jarand Gauteplass; Lars Petter Hauge et al. (2015). Combined PET-CT for visualization and quantification of fluid flow in porous rock samples. (external link)
• Bergit Brattekås; Åsmund Haugen; Geir Ersland et al. (2015). Influence of Rock Saturation and Wettability on Polymer Gel Placement and Stability in Fractured Rocks. (external link)
• Geir Ersland; Lars Petter Hauge; Jarand Gauteplass et al. (2015). Pore-to-Core Imaging of Hydrate Formation using MRI and Silicon Micromodels. (external link)
• Lars Petter Hauge; Knut Arne Birkedal; Geir Ersland et al. (2014). Methane Production from Natural Gas Hydrates by CO2 Replacement - Review of Lab Experiments and Field Trial. (external link)
• Knut Arne Birkedal; Lars Petter Hauge; Geir Ersland et al. (2013). Electrical Resistivity Measurements in Bentheim During CH4 Hydrate Formation and CH4-CO2 Exchange. (external link)
• Bergit Brattekås; Åsmund Haugen; Geir Ersland et al. (2013). Fracture Mobility Control by Polymer Gel- Integrated EOR in Fractured, Oil-Wet Carbonate Rocks. (external link)
• Lars Petter Hauge; Geir Ersland; Arne Graue (2013). Hydrate Formation and Gas Production from Hydrates by CO2 injection. (external link)
• Geir Ersland; Arne Graue (2013). CO2 for Methane Production from Hydrate Reservoirs. (external link)
• Knut Arne Birkedal; Geir Ersland; Lars Petter Hauge et al. (2012). Accessing Vast Gas Resources by CO2 Sequestration in Hydrates. (external link)
• Knut Arne Birkedal; Lars Petter Hauge; Geir Ersland et al. (2012). Electrical resistivity measurements in sandstone during CH4 hydrate formation and CH4-CO2 exchange. (external link)
• Lars Petter Hauge; Knut Arne Birkedal; Geir Ersland et al. (2012). MRI of Hydrate Formation and Gas Production from Hydrates by CO2 Injection. (external link)
• Geir Ersland; Arne Graue; Knut Arne Birkedal (2012). Impact of Residual Water on CH4-CO2 Exchange Rate in Hydrate-Bearing Sandstone. (external link)
• Øyvind Eide; Åsmund Haugen; Sondre Svenningsen et al. (2012). Tertiary Liquid and Supercritical CO2 Injection in Chalk and Limestone at Strongly water-Wet and Near Neutral-wet Conditions. (external link)
• Geir Ersland; Arne Graue (2012). Naturgasshydrater. (external link)
• Knut Arne Birkedal; Geir Ersland; Arne Graue (2011). Gas Production from CH4 Hydrates - Depressurization or CO2 Injection?. (external link)
• Knut Arne Birkedal; Geir Ersland; Jarle Husebø et al. (2010). Geomechanical Stability during CH4 Production from Hydrates – Depressurization or CO2 Sequestration with CO2-CH4 Exchange. (external link)
• Geir Ersland; Knut Arne Birkedal; Arne Graue (2009). MRI characterization of hydrate growth pattern and production scenarios in sandstone. (external link)
• Knut Arne Birkedal; Geir Ersland; Jarle Husebø et al. (2009). Impacts from Salinity on Hydrate Growth Pattern and Induction Time in Porous Sandstone. (external link)
• Geir Ersland; Jarle Husebø; Arne Graue et al. (2008). Transport and Storage of CO2 in natural gas hydrate reservoirs. (external link)
• J. Stevens; Jarle Husebø; Geir Ersland et al. (2008). Experimental hydrate formation and gas production scenarios based on CO2 sequestration. (external link)
• Geir Ersland; Jarle Husebø; Jim Stevens et al. (2008). Measurements of Gas Permeability and non-Darcy flow in Gas-Water-Hydrate Systems. (external link)
• Amund Brautaset; Geir Ersland; Sjur Wiggo Jensen et al. (2008). Enhanced Oil Recovery in Chalk by Liquid CO2 Injection. (external link)
• Jarle Husebø; Geir Ersland; Jim Stevens et al. (2008). The effect of brine salinity on fill fraction and formation pattern of methane hydrates in sandstone. (external link)
• Amund Brautaset; Geir Ersland; Arne Graue (2008). Using MRI to study In Situ Oil Recovery During CO2 Injection in Carbonates. (external link)
• J. Stevens; B. A. Baldwin; Arne Graue et al. (2007). Measurements of Hydrate Formation in Sandstone. (external link)
• Geir Ersland; Martin Fernø; Arne Graue et al. (2007). Complementary Imaging of Oil Recovery Mechanisms in Fractured Reservoirs. (external link)
• Geir Ersland; Jarle Husebø; Arne Graue et al. (2007). Measuring Gas Hydrate - CO2 Exchange in Bentheim Sandstone Using MRI Tomography and IDL-programming. (external link)
• Martin Fernø; Geir Ersland; Åsmund Haugen et al. (2007). Visualizing fluid flow with MRI in oil-wet fractured carbonate rock. (external link)
• Geir Ersland; Jarle Husebø; Arne Graue et al. (2007). Measurements of Gas Permeability in Gas-Water-Hydrate Systems. (external link)
• Geir Ersland; Jarle Husebø; Arne Graue et al. (2007). Measurements of Gas-Water-Hydrate Systems. (external link)
• Jarle Husebø; Geir Ersland; Arne Graue et al. (2007). The impact of brine salinity on methane hydrate formation pattern in sandstone. (external link)
• Martin Fernø; Geir Ersland; Åsmund Haugen et al. (2007). Impacts From Fractures On Oil Recovery Mechanisms In Carbonate Rocks At Oil-Wet And Water-Wet Conditions - Visualizing Fluid Flow Across Fractures With MRI. (external link)
• Bjørn Kvamme; Arne Graue; Bernie A. Baldwin et al. (2006). The role of solid/fluid interactions during exploitation of methane hydrate reservoirs by CO2 injection. (external link)
• Arne Graue; Bjørn Kvamme; Bernie A. Baldwin et al. (2006). Environmentally Friendly CO2 Storage in Hydrate Reservoirs Benefits from Associated Natural Gas Production. (external link)
• Arne Graue; Bjørn Kvamme; Bernard Baldwin et al. (2006). Magnetic Resonance Imaging of Methane - Carbon Dioxide Hydrate Reactions in Sandstone Pores. (external link)
• Arne Graue; Bjørn Kvamme; Bernie A. Baldwin et al. (2006). Experimental MRI-Visualization of Methane Production from Hydrates in Porous Rock during CO2 Storage. (external link)

Conference poster

• Hasan Gürsel; Geir Ersland; Sarah Eileen Gasda et al. (2026). Modeling the Temporal Dynamics of Formation Damage during Produced Water Re-injection. (external link)
• Hasan Gürsel; Geir Ersland; Sarah Eileen Gasda et al. (2026). Modeling the Temporal Dynamics of Formation Damage during Produced Water Re-injection. (external link)
• Geir Ersland; Sarah Eileen Gasda; Kundan Kumar (2026). Modeling the Temporal Dynamics of Formation Damage during Produced Water Re-injection. (external link)
• Hasan Gürsel; Geir Ersland; Sarah Eileen Gasda et al. (2025). Modeling the Temporal Dynamics of Formation Damage during Produced Water Re-injection. (external link)
• Raymond Mushabe; Na Liu; Nicole Dopffel et al. (2025). Experimental study of microbial hydrogen consumption rates by a sulphate-reducing bacteria in porous media: Relevance for UHS. (external link)
• Raymond Mushabe; Nicole Dopffel; Na Liu et al. (2025). Impact of specific surface area on anaerobic microbial hydrogen consumption by a sulphate reducer: A sand pack study. (external link)
• Hasan Gürsel; Geir Ersland; Sarah Eileen Gasda et al. (2024). Modeling the Temporal Dynamics of Formation Damage during Produced Water Re-injection. (external link)
• Geir Ersland; Sarah Eileen Gasda; Kundan Kumar (2024). Modeling the Temporal Dynamics of Formation Damage during Produced Water Re-injection. (external link)
• Hasan Gürsel; Geir Ersland; Sarah Eileen Gasda et al. (2024). Modeling the Temporal Dynamics of Formation Damage during Produced Water Re-injection. (external link)
• Raymond Mushabe; Bergit Brattekås; Na Liu et al. (2023). In-situ visualization of microbial hydrogen consumption and growth in a porous medium using high-resolution PET-MRI. (external link)
• Maksim Lysyy; Per-Hilmar Knut van der Hart; Geir Ersland et al. (2022). Microfluidic hydrogen injection for porous media storage. (external link)
• Maksim Lysyy; Per-Hilmar Knut van der Hart; Geir Ersland et al. (2022). Pore-scale displacement and trapping mechanisms for underground hydrogen storage. (external link)
• Stian Almenningen; Jarand Gauteplass; Geir Ersland (2020). CO2 hydrate self-sealing properties during aquifer storage of CO2. (external link)
• Stian Almenningen; Jarand Gauteplass; Geir Ersland (2019). Demonstrating the Potential of CO2 Hydrate Self-Sealing During Geological CO2 Storage. (external link)
• Zachary Paul Alcorn; Mohan Sharma; Sunniva Fredriksen et al. (2018). CO2 Field Pilots. (external link)
• Stian Almenningen; Jarand Gauteplass; Veronica Flæsland Veland et al. (2018). HIGH FIELD MRI OF HYDRATE PHASE TRANSITIONS IN SANDSTONE. (external link)
• Stian Almenningen; Josef Flatlandsmo; Martin Fernø et al. (2017). Direct pore-level visualization of methane hydrate growth in an authentic sandstone replicate. (external link)
• Stian Almenningen; Geir Ersland (2017). WATER PERMEABILITY MEASUREMENTS ON HYDRATE-BEARING SANDSTONE CORES. (external link)
• Stian Almenningen; Josef Flatlandsmo; Martin Fernø et al. (2016). Production of Sedimentary Methane Hydrates by Depressurization. (external link)
• Stian Almenningen; Josef Flatlandsmo; Håkon Juliussen et al. (2016). Methane Hydrates in Porous Media. (external link)
• Stian Almenningen; Håkon Juliussen; Geir Ersland (2016). PERMEABILITY MEASUREMENTS ON HYDRATE-BEARING SANDSTONE CORES WITH EXCESS WATER. (external link)
• Marianne Steinsbø; Bergit Brattekås; Martin Fernø et al. (2014). SUPERCRITICAL CO2 INJECTION FOR ENHANCED OIL RECOVERY IN FRACTURED CHALK. (external link)
• Lars Petter Hauge; Jarand Gauteplass; Øyvind Eide et al. (2013). In-situ imaging of CO2 flow, storage and entrapment in subsurface aquifers and hydrocarbon reservoirs. (external link)
• Lars Petter Hauge; Jarand Gauteplass; Thomas Mathiassen et al. (2013). Pore-scale Modeling and In-situ Imaging of CO2 Injection in Brine Saturated Sandstone. (external link)
• Lars Petter Hauge; Knut Arne Birkedal; Geir Ersland et al. (2012). Effects of Initial Saturation and Salinity on Methane Hydrate Growth in Bentheim Sandstone. (external link)
• Knut Arne Birkedal; Geir Ersland; Arne Graue (2011). In-situ imaging of CO2 flow, storage and entrapment in subsurface aquifers and hydrocarbon reservoirs. (external link)
• Knut Arne Birkedal; Geir Ersland; Lars Petter Hauge et al. (2011). Electrical Resistivity Measurements of CH4 Hydrate Bearing Sandstone during Formation. (external link)
• Colleen Muir; Geir Ersland; Oleg Petrov et al. (2010). Imaging Miscible Fluid Displacement in Porous Media Using T2 Mapping SE-SPI. (external link)
• Geir Ersland; Arne Graue; Robert W. Moe et al. (2010). Impact of Deformation bands on Fluid Flow and oil Recovery. (external link)
• Amund Brautaset; Geir Ersland; Arne Graue (2010). Determining Wettability from In Situ Pressure and Saturation Measurements. (external link)

Doctoral thesis (PhD)

• Mathias Sæther; Per Lunde; Geir Ersland (2018). Elastic wave velocities and attenuation under methane hydrate growth in Bentheim sandstone - Measurements and modelling. PhD Thesis. (external link)
• Marianne Steinsbø; Arne Graue; Martin Fernø et al. (2016). Enhanced Oil Recovery by CO2 Injection in Fractured Reservoirs. Emphasis on Wettability and Water Saturation. (external link)
• Lars Petter Hauge; Geir Ersland; Arne Graue (2015). Laboratory Imaging of CO2 Flow and Storage in Hydrates and Saline Aquifers. (external link)
• Geir Ersland; Arne Graue (2008). Studies of flow mechanisms and hydrate phase transitions in fractured rocks. (external link)

Lecture

• Geir Ersland (2015). MRI/NMR applications in EOR and CCUS. (external link)
• Geir Ersland; Arne Graue (2013). CO2 inn og naturgass ut – fra idé til utprøving. (external link)

Master’s thesis

• Dorthe Hatletvedt; Sarah Eileen Gasda; Geir Ersland (2026). Machine Learning in Near-WellSimulations of Intermittent CO₂ Injection. (external link)
• Evita Maria Field; Geir Ersland; Marianne Steinsbø (2026). MRI Investigation of Hydrogen Transport and Mixing in Bulk Gas Systems. (external link)
• Camilla Namirembe Omland; Geir Ersland; Marianne Steinsbø (2026). MRI of Pressurised Hydrogen and Methane: Characterisation, Diffusion and Mixing. (external link)
• As Augusto Rios Munoz; Geir Ersland; Kundan Kumar (2026). Geothermal Gradient Control on CO₂ Hydrate Formation and Self-Sealing in Porous Media. (external link)
• Maksim Lysyy; Geir Ersland (2018). Pore-scale investigation of methane hydrate phase transitions and growth rates in synthetic porous media. (external link)
• Geir Ersland; Flesland Væland Veronica (2017). Magnetic Resonance Imaging of Hydrate Phase Transitions in Sediments. (external link)
• Geir Ersland; Iden Eirik (2017). Pore-Level Interpretation of Methane Hydrate Growth and Dissociation with Deionized and Saline Water. (external link)
• Geir Ersland; Carlsen Solveig; Arne Graue (2017). Experimental Study of CO2-Foam Storage Potential in Porous and Fractured Saline Aquifers. (external link)
• Berge Christina; Geir Ersland; Arne Graue (2017). Experimental Study of Foam Behavior in Fractured and Unfractured Media for CO2 Storage in Saline Aquifers. (external link)
• Eirik Alver; Geir Ersland (2017). A Numerical Simulation Study of Wettability Altering Treatment in Gas Condensate Reservoirs. (external link)
• Stian Almenningen; Stian Almenningen; Geir Ersland (2015). An Experimental Study of Methane Hydrates in Sandstone Cores. (external link)
• Erik Rasmussen Vadla; Geir Ersland (2015). An Experimental Study of Methane Hydrate Growth and Dissociation in Porous Media. (external link)
• Hans Berge; Geir Ersland; Arne Graue (2013). Hydrate formation and CO2 – CH4 exchange in sandstone. (external link)
• Christian Hågenvik; Geir Ersland; Arne Graue (2013). CO2 Injection in Hydrate Bearing Sediments with Excess Water. (external link)
• Thomas Mathiassen; Geir Ersland; Arne Graue (2013). En eksperimentell studie av CO2 lagring i sedimentære bergarter ved bruk av ulike avbildningsteknikker. (external link)
• Reza Hossainpour; Geir Ersland; Arne Graue (2013). Catalysts for Enhanced CO2 – CH4 Exchange in Natural Gas Hydrates. (external link)
• Eirik Fosse; Geir Ersland; Arne Graue (2012). Et Eksperimentelt Studie av CO2-injeksjon for Oljeutvinning i Kalk. (external link)
• Torstein Fjelltveit Skagseth; Geir Ersland; Arne Graue (2012). An Experimental Study of CO2 Injection for Improved Oil Recovery in Fractured Chalk. (external link)
• Malin Haugen; Geir Ersland; Arne Graue (2012). CO2 Injection in Fractured Chalk for Enhanced Oil Recovery. (external link)
• Andreas Lien; Geir Ersland; Arne Graue (2012). Investigating the Effects of Oil Composition, Fractures, Initial Saturation and Wettability on CO2-EOR in Chalk. (external link)
• Glenn-André Kvinge; Geir Ersland (2012). En eksperimentell studie av CO2 lagring i sandstein og kalkstein med bruk av ulike avbildningsteknikker. (external link)
• Lars Petter Hauge; Geir Ersland (2011). Resistivity Measurements during Gas Hydrate Formation and Subsequent CO2 Exchange in Porous Sandstone. (external link)

Media interview

• Geir Ersland (2015). Collaboration between UND and UoB. (external link)
• Geir Ersland (2013). Japans gjennombrudd i jakten på ny energikilde. (external link)
• Geir Ersland; Daniel Weiss; Arne Graue (2009). Frozen Power. (external link)
• Fred Pearce; Geir Ersland; Arne Graue (2009). Ice on Fire. (external link)

Other presentation

• Raymond Mushabe; Na Liu; Nicole Dopffel et al. (2025). Underground hydrogen storage in porous media: Microbial controls and multiphase flow. (external link)

See a complete overview of publications in NVA.