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Geir Ersland

Associate Professor
  • E-mailGeir.Ersland@uib.no
  • Phone+47 55 58 28 68+47 908 86 749
  • Visitor Address
    Allégaten 55
  • Postal Address
    Postboks 7803
    5020 BERGEN
Academic article
  • Show author(s) (2021). Pore-Scale Visualization of CH4 Gas Hydrate Dissociation under Permafrost Conditions. Energy & Fuels. 1178-1196.
  • Show author(s) (2021). Pore-Scale Visualization of CH4 Gas Hydrate Dissociation under Permafrost Conditions. Energy & Fuels. 1178-1196.
  • Show author(s) (2021). Experimental Investigation of Critical Parameters Controlling CH4−CO2 Exchange in Sedimentary CH4 Hydrates. Energy & Fuels. 2468-2477.
  • Show author(s) (2020). Unlocking Multimodal PET-MR Synergies for Geoscience. Advances in Water Resources.
  • Show author(s) (2020). Storing CO2 as solid hydrate in shallow aquifers: Electrical resistivity measurements in hydrate-bearing sandstone. E3S Web of Conferences. 9 pages.
  • Show author(s) (2020). Hydrate plugging and flow remediation during CO2 injection in sediments. Energies. 1-13.
  • Show author(s) (2020). Effect of Mineral Composition on Transverse Relaxation Time Distributions and MR Imaging of Tight Rocks from Offshore Ireland. Minerals. 232.
  • Show author(s) (2020). Core-scale sensitivity study of CO2 foam injection strategies for mobility control, enhanced oil recovery, and CO2 storage. E3S Web of Conferences. 1-12.
  • Show author(s) (2019). Water leakoff during gel placement in fractures: Extension to oil-saturated porous media. SPE Production & Operations. 202-213.
  • Show author(s) (2019). Surfactant Prefloods During Carbon Dioxide Foam Injection for Integrated Enhanced Oil Recovery in Fractured Oil-Wet Carbonates. SPE Journal. 1139-1153.
  • Show author(s) (2019). Multiscale investigation of CO2 hydrate self-sealing potential for carbon geo-sequestration. Chemical Engineering Journal.
  • Show author(s) (2019). Measurements of CH4 and CO2 relative permeability in hydrate-bearing sandstone. Journal of Petroleum Science and Engineering. 880-888.
  • Show author(s) (2019). Magnetic Resonance Imaging of Methane Hydrate Formation and Dissociation in Sandstone with Dual Water Saturation. Energies.
  • Show author(s) (2019). Demonstrating the potential of CO2 hydrate self-sealing in Svalbard, Arctic Norway. International Journal of Greenhouse Gas Control. 1-8.
  • Show author(s) (2019). An Experimental Investigation of Gas-Production Rates During Depressurization of Sedimentary Methane Hydrates. SPE Journal. 522-530.
  • Show author(s) (2018). Visualization of hydrate formation during CO2 storage in water-saturated sandstone. International Journal of Greenhouse Gas Control. 272-278.
  • Show author(s) (2018). Salinity Effects on Pore-Scale Methane Gas Hydrate Dissociation. Journal of Geophysical Research (JGR): Solid Earth. 5599-5608.
  • Show author(s) (2018). Hydrate seal formation during laboratory CO2 injection in a cold aquifer. International Journal of Greenhouse Gas Control. 21-26.
  • Show author(s) (2017). Determination of Pore-Scale Hydrate Phase Equilibria in Sediments Using Lab-on-a-Chip Technology. Lab on a Chip. 4070-4076.
  • Show author(s) (2016). Pore-level hydrate formation mechanisms using realistic rock structures in high-pressure silicon micromodels. International Journal of Greenhouse Gas Control. 178-186.
  • Show author(s) (2016). Multiscale laboratory verification of depressurization for production of sedimentary methane hydrates. SPE Journal. 138-147.
  • Show author(s) (2015). Transport mechanisms for CO2-CH4 exchange and safe CO2 storage in hydrate-bearing sandstone. Energies. 4073-4095.
  • Show author(s) (2015). CO2 EOR by Diffusive Mixing in Fractured Reservoirs. Petrophysics. 23-31.
  • Show author(s) (2014). Miscible and immiscible foam injection for mobility control and EOR in fractured oil-wet carbonate rocks. Transport in Porous Media. 109-131.
  • Show author(s) (2011). T-2 distribution mapping profiles with phase-encode MRI. Journal of magnetic resonance (San Diego, Calif. 1997 : Print). 39-46.
  • Show author(s) (2010). Measuring Gas Hydrate formation and Exchange with CO2 in Bentheim Sandstone Using MRI Tomography. Chemical Engineering Journal. 25-31.
  • Show author(s) (2010). In-situ phase pressures and fluid saturation dynamics measured in waterfloods at various wettability conditions. SPE Reservoir Evaluation and Engineering. 465-472.
  • Show author(s) (2010). Complementary imaging of oil recovery mechanisms in fractured reservoirs. Chemical Engineering Journal. 32-38.
  • Show author(s) (2009). Using magnetic resonance imaging to monitor CH4 hydrate formation and spontaneous conversion of CH4 hydrate to CO2 hydrate in porous media. Magnetic Resonance Imaging. 720-726.
  • Show author(s) (2009). Transport and storage of CO2 in natural gas hydrate reservoirs. Energy Procedia. 3477-3484.
  • Show author(s) (2009). Effects of solid surfaces on hydrate kinetics and stability. Geological Society Special Publication. 131-144.
  • Show author(s) (2009). Effects of salinity on hydrate stability and implications for storage of CO2 in natural gas hydrate reservoirs. Energy Procedia. 3731-3738.
  • Show author(s) (2008). Wetting phase bridges establish capillary continuity across open fractures and increase oil recovery in mixed-wet fractured chalk. Transport in Porous Media. 35-47.
  • Show author(s) (2008). Measurements of hydrate formation in sandstone. Petrophysics. 67-73.
  • Show author(s) (2008). MRI visualization of spontaneous methane production from hydrates in sandstone core plugs when exposed to CO2. SPE Journal. 146-152.
  • Show author(s) (2007). Storage of CO2 in natural gas hydrate reservoirs and the effect of hydrate as an extra sealing in cold aquifers. International Journal of Greenhouse Gas Control. 236-246 .
  • Show author(s) (2006). Exploitation of natural gas hydrate reservoirs combined with long term storage of CO2. WSEAS Transactions on Environment and Development. 699-710.
  • Show author(s) (2006). Energy From Natural Gas Hydrate Combined With Reservoir Storage of CO2. WSEAS Transactions on Environment and Development.
Lecture
  • Show author(s) (2015). MRI/NMR applications in EOR and CCUS.
Popular scientific lecture
  • Show author(s) (2013). CO2 inn og naturgass ut – fra idé til utprøving.
Academic lecture
  • Show author(s) (2019). Storing CO2 as solid hydrate in shallow aquifers: Electrical resistivity measurements in hydrate-bearing sandstone.
  • Show author(s) (2019). Elastic wave velocities under methane hydrate growth in Bentheim sandstone.
  • Show author(s) (2019). An Experimental Investigation of Gas Production Rates During Depressurization of Sedimentary Methane Hydrates .
  • Show author(s) (2019). Acoustic laboratory measurements of hydrate-bearing Bentheim sandstones.
  • Show author(s) (2018). Surfactant Pre-floods during CO2 Foam for Integrated Enhanced Oil Recovery in Fractured Oil-Wet Carbonates, SPE .
  • Show author(s) (2018). Solvent Leakoff During Gel Placement in Fractures: Extension to Oil-Saturated Porous Media.
  • Show author(s) (2018). Pore-Scale Visualization of Hydrate Formation and Dissociation.
  • Show author(s) (2018). Loss of CO2 injectivity in sandstone under hydrate stable conditions.
  • Show author(s) (2018). Applications of CO2 as CCUS.
  • Show author(s) (2018). An experimental investigation of gas production rates during depressurization of sedimentary methane hydrates.
  • Show author(s) (2018). An Experimental Investigation of Gas Production Rates During Depressurization of Sedimentary Methane Hydrates .
  • Show author(s) (2017). Pore to Core Imaging of Hydrate Formation and Dissociation Patterns .
  • Show author(s) (2017). CO2 for Methane Production from Hydrate Reservoirs.
  • Show author(s) (2016). Sound velocity measurement method for porous sandstone. Measurements, finite element modelling, and diffraction correction.
  • Show author(s) (2015). Pore-to-Core Imaging of Hydrate Formation using MRI and Silicon Micromodels.
  • Show author(s) (2015). Influence of Rock Saturation and Wettability on Polymer Gel Placement and Stability in Fractured Rocks.
  • Show author(s) (2015). Foam as Mobility Control for Integrated CO2-EOR in Fractured Carbonate.
  • Show author(s) (2015). Combined PET-CT for visualization and quantification of fluid flow in porous rock samples.
  • Show author(s) (2014). Methane Production from Natural Gas Hydrates by CO2 Replacement - Review of Lab Experiments and Field Trial.
  • Show author(s) (2013). Hydrate Formation and Gas Production from Hydrates by CO2 injection.
  • Show author(s) (2013). Fracture Mobility Control by Polymer Gel- Integrated EOR in Fractured, Oil-Wet Carbonate Rocks.
  • Show author(s) (2013). Electrical Resistivity Measurements in Bentheim During CH4 Hydrate Formation and CH4-CO2 Exchange.
  • Show author(s) (2013). CO2 for Methane Production from Hydrate Reservoirs.
  • Show author(s) (2012). Tertiary Liquid and Supercritical CO2 Injection in Chalk and Limestone at Strongly water-Wet and Near Neutral-wet Conditions.
  • Show author(s) (2012). Naturgasshydrater.
  • Show author(s) (2012). MRI of Hydrate Formation and Gas Production from Hydrates by CO2 Injection.
  • Show author(s) (2012). Impact of Residual Water on CH4-CO2 Exchange Rate in Hydrate-Bearing Sandstone.
  • Show author(s) (2012). Electrical resistivity measurements in sandstone during CH4 hydrate formation and CH4-CO2 exchange.
  • Show author(s) (2012). Accessing Vast Gas Resources by CO2 Sequestration in Hydrates.
  • Show author(s) (2011). Gas Production from CH4 Hydrates - Depressurization or CO2 Injection?
  • Show author(s) (2010). Geomechanical Stability during CH4 Production from Hydrates – Depressurization or CO2 Sequestration with CO2-CH4 Exchange.
  • Show author(s) (2009). MRI characterization of hydrate growth pattern and production scenarios in sandstone.
  • Show author(s) (2009). Impacts from Salinity on Hydrate Growth Pattern and Induction Time in Porous Sandstone.
  • Show author(s) (2008). Using MRI to study In Situ Oil Recovery During CO2 Injection in Carbonates.
  • Show author(s) (2008). Transport and Storage of CO2 in natural gas hydrate reservoirs.
  • Show author(s) (2008). The effect of brine salinity on fill fraction and formation pattern of methane hydrates in sandstone.
  • Show author(s) (2008). Measurements of Gas Permeability and non-Darcy flow in Gas-Water-Hydrate Systems.
  • Show author(s) (2008). Experimental hydrate formation and gas production scenarios based on CO2 sequestration.
  • Show author(s) (2008). Enhanced Oil Recovery in Chalk by Liquid CO2 Injection.
  • Show author(s) (2007). Visualizing fluid flow with MRI in oil-wet fractured carbonate rock.
  • Show author(s) (2007). The impact of brine salinity on methane hydrate formation pattern in sandstone.
  • Show author(s) (2007). Measuring Gas Hydrate - CO2 Exchange in Bentheim Sandstone Using MRI Tomography and IDL-programming.
  • Show author(s) (2007). Measurements of Hydrate Formation in Sandstone.
  • Show author(s) (2007). Measurements of Gas-Water-Hydrate Systems.
  • Show author(s) (2007). Measurements of Gas Permeability in Gas-Water-Hydrate Systems.
  • Show author(s) (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.
  • Show author(s) (2007). Complementary Imaging of Oil Recovery Mechanisms in Fractured Reservoirs.
  • Show author(s) (2006). The role of solid/fluid interactions during exploitation of methane hydrate reservoirs by CO2 injection.
  • Show author(s) (2006). Magnetic Resonance Imaging of Methane - Carbon Dioxide Hydrate Reactions in Sandstone Pores.
  • Show author(s) (2006). Experimental MRI-Visualization of Methane Production from Hydrates in Porous Rock during CO2 Storage.
  • Show author(s) (2006). Environmentally Friendly CO2 Storage in Hydrate Reservoirs Benefits from Associated Natural Gas Production.
Academic anthology/Conference proceedings
  • Show author(s) (2010). Natural Gas Hydrates. SCIYO.
Masters thesis
  • Show author(s) (2018). Pore-scale investigation of methane hydrate phase transitions and growth rates in synthetic porous media.
  • Show author(s) (2017). Pore-Level Interpretation of Methane Hydrate Growth and Dissociation with Deionized and Saline Water.
  • Show author(s) (2017). Magnetic Resonance Imaging of Hydrate Phase Transitions in Sediments.
  • Show author(s) (2017). Experimental Study of Foam Behavior in Fractured and Unfractured Media for CO2 Storage in Saline Aquifers.
  • Show author(s) (2017). Experimental Study of CO2-Foam Storage Potential in Porous and Fractured Saline Aquifers.
  • Show author(s) (2017). A Numerical Simulation Study of Wettability Altering Treatment in Gas Condensate Reservoirs.
  • Show author(s) (2015). An Experimental Study of Methane Hydrates in Sandstone Cores.
  • Show author(s) (2015). An Experimental Study of Methane Hydrate Growth and Dissociation in Porous Media.
  • Show author(s) (2013). Hydrate formation and CO2 – CH4 exchange in sandstone.
  • Show author(s) (2013). En eksperimentell studie av CO2 lagring i sedimentære bergarter ved bruk av ulike avbildningsteknikker.
  • Show author(s) (2013). Catalysts for Enhanced CO2 – CH4 Exchange in Natural Gas Hydrates.
  • Show author(s) (2013). CO2 Injection in Hydrate Bearing Sediments with Excess Water.
  • Show author(s) (2012). Investigating the Effects of Oil Composition, Fractures, Initial Saturation and Wettability on CO2-EOR in Chalk.
  • Show author(s) (2012). Et Eksperimentelt Studie av CO2-injeksjon for Oljeutvinning i Kalk.
  • Show author(s) (2012). En eksperimentell studie av CO2 lagring i sandstein og kalkstein med bruk av ulike avbildningsteknikker.
  • Show author(s) (2012). CO2 Injection in Fractured Chalk for Enhanced Oil Recovery.
  • Show author(s) (2012). An Experimental Study of CO2 Injection for Improved Oil Recovery in Fractured Chalk.
  • Show author(s) (2011). Resistivity Measurements during Gas Hydrate Formation and Subsequent CO2 Exchange in Porous Sandstone.
Doctoral dissertation
  • Show author(s) (2018). Elastic wave velocities and attenuation under methane hydrate growth in Bentheim sandstone - Measurements and modelling.
  • Show author(s) (2016). Enhanced Oil Recovery by CO2 Injection in Fractured Reservoirs. Emphasis on Wettability and Water Saturation.
  • Show author(s) (2015). Laboratory Imaging of CO2 Flow and Storage in Hydrates and Saline Aquifers.
  • Show author(s) (2008). Studies of flow mechanisms and hydrate phase transitions in fractured rocks.
Interview
  • Show author(s) (2015). Collaboration between UND and UoB.
  • Show author(s) (2013). Japans gjennombrudd i jakten på ny energikilde.
  • Show author(s) (2009). Ice on Fire.
  • Show author(s) (2009). Frozen Power.
Academic chapter/article/Conference paper
  • Show author(s) (2018). Solvent Leakoff During Gel Placement in Fractures: Extension to Oil-Saturated Porous Media.
  • Show author(s) (2018). An experimental investigation of gas production rates during depressurization of sedimentary methane hydrates.
Poster
  • Show author(s) (2020). CO2 hydrate self-sealing properties during aquifer storage of CO2 .
  • Show author(s) (2019). Demonstrating the Potential of CO2 Hydrate Self-Sealing During Geological CO2 Storage.
  • Show author(s) (2018). HIGH FIELD MRI OF HYDRATE PHASE TRANSITIONS IN SANDSTONE.
  • Show author(s) (2018). CO2 Field Pilots.
  • Show author(s) (2017). WATER PERMEABILITY MEASUREMENTS ON HYDRATE-BEARING SANDSTONE CORES.
  • Show author(s) (2017). Direct pore-level visualization of methane hydrate growth in an authentic sandstone replicate.
  • Show author(s) (2016). Production of Sedimentary Methane Hydrates by Depressurization.
  • Show author(s) (2016). PERMEABILITY MEASUREMENTS ON HYDRATE-BEARING SANDSTONE CORES WITH EXCESS WATER.
  • Show author(s) (2016). Methane Hydrates in Porous Media.
  • Show author(s) (2014). SUPERCRITICAL CO2 INJECTION FOR ENHANCED OIL RECOVERY IN FRACTURED CHALK.
  • Show author(s) (2013). Pore-scale Modeling and In-situ Imaging of CO2 Injection in Brine Saturated Sandstone.
  • Show author(s) (2013). In-situ imaging of CO2 flow, storage and entrapment in subsurface aquifers and hydrocarbon reservoirs.
  • Show author(s) (2012). Effects of Initial Saturation and Salinity on Methane Hydrate Growth in Bentheim Sandstone.
  • Show author(s) (2011). In-situ imaging of CO2 flow, storage and entrapment in subsurface aquifers and hydrocarbon reservoirs.
  • Show author(s) (2011). Electrical Resistivity Measurements of CH4 Hydrate Bearing Sandstone during Formation.
  • Show author(s) (2010). Impact of Deformation bands on Fluid Flow and oil Recovery.
  • Show author(s) (2010). Imaging Miscible Fluid Displacement in Porous Media Using T2 Mapping SE-SPI.
  • Show author(s) (2010). Determining Wettability from In Situ Pressure and Saturation Measurements.

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