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University of Bergen
Geir Ersland's picture

Geir Ersland

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