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Tor Arne Johansen

Professor
  • E-mailTorArne.Johansen@uib.no
  • Phone+47 55 58 34 15+47 951 39 224
  • Visitor Address
    Realfagbygget, Allégt. 41
  • Postal Address
    Postboks 7803
    5020 Bergen
Textbook
  • 2010. Petroleum Geophysics. UniGEO as.
Academic article
  • 2020. Seismic mapping of on-shore sediments at Andøya, Norway, deposited prior to the North-Atlantic rifting. Interpretation. 1-47.
  • 2020. Potential use of time-lapse surface seismics for monitoring thawing of the terrestrial arctic. Applied Sciences. 1-17.
  • 2020. Elastic properties as indicators of heat flux into cold near-surface Arctic sediments. Geophysics. MR309-MR323.
  • 2019. Seismic on floating ice: data acquisition versus flexural wave noise. Geophysical Prospecting. 532-549.
  • 2019. Seismic on floating ice on shallow water: Observations and modeling of guided wave modes. Geophysics. 1-13.
  • 2019. Measured sound levels in ice-covered shallow water caused by seismic shooting on top of and below floating ice, reviewed for possible impacts on true seals. First Break. 35-42.
  • 2018. Rock physics modelling based on depositional and burial history of Barents Sea sandstones. Geophysical Prospecting. 18 pages.
  • 2016. Utilizing seismic noise from fluid injection well for continous reservoir monitoring. Interpretation. SQ1-SQ11.
  • 2016. Using seismic noise derived from fluid injection well for continuous reservoir monitoring. Interpretation. SQ1-SQ11.
  • 2016. Rock.XML - Towards a library of rock physics models. Computers & Geosciences. 63-69.
  • 2016. Quantitative interpretation using inverse rock-physics modeling on AVO data. The Leading Edge. 677-683.
  • 2015. Spatial constrained inverse rock physics modelling. Geophysical Prospecting. 183-191.
  • 2015. Seismic reservoir and source-rock analysis using inverse rock-physics modeling: A Norwegian Sea demonstration. The Leading Edge. 1350-1355.
  • 2015. Quantitative seismic interpretation using inverse rock physics modelling. Petroleum Geoscience. 271-284.
  • 2014. Rock-physics modeling guided by depositional and burial history in low-to-intermediate-porosity sandstones. Geophysics. D115-D121.
  • 2013. Seismic modeling in the analysis of deep-water sandstone termination styles. American Association of Petroleum Geologists Bulletin. 1395-1419.
  • 2013. Inverse rock physics modeling for reservoir quality prediction. Geophysics. M1-M18.
  • 2013. Consistent joint elastic-electrical differential effective-medium modelling of compacting reservoir sandstones. Geophysical Prospecting. 788-802.
  • 2012. The Longyearbyen CO2 Lab of Svalbard, Norway — initial assessment of the geological conditions for CO2 sequestration. Norsk Geologisk Tidsskrift. 353-376.
  • 2012. Surface-wave analysis for identifying unfrozen zones in subglacial sediments. Geophysics. EN17-EN27.
  • 2012. Subsurface structures of the Longyearbyen CO2 Lab study area in Central Spitsbergen (Arctic Norway), as mapped by reflection seismic data. Norsk Geologisk Tidsskrift. 377-389.
  • 2012. Modeling compaction effects on the elastic properties of clay-water composites. Geophysics. D171-D183.
  • 2011. Seismic profiling on Arctic glaciers. First Break. 65-71.
  • 2011. Seismic modelling of outcrop analogues: techniques and applications. Concepts in Sedimentology and Paleontology. 69-86.
  • 2011. Palaeogene clinoform succession on Svalbard expressed in outcrops, seismic data, logs and cores. First Break. 35-44.
  • 2011. Modeling of elasticity effects of sandstone compaction using coated inclusions. Geophysics. E69-E79.
  • 2011. Improved quantitative calibration of rock physics models. Petroleum Geoscience. 345-354.
  • 2011. Estimation of elastic moduli of mixed porous clay composites. Geophysics. E9-E20.
  • 2010. Test of rock physics models for prediction of seismic velocities in shallow unconsolidated sands: a well log data case. Geophysical Prospecting. 1083-1098.
  • 2010. Rock physics interpolation used for velocity modeling of chalks: Ontong Java Plateau Example. Open Geology Journal. 67-85.
  • 2009. Velocity variations in carbonate rocks due to dual porosity and wave-induced fluid flow. Geophysical Prospecting. 81-98.
  • 2009. Textural and burial effects on rock physics characterization of chalks. Petroleum Geoscience. 355-365.
  • 2008. Modelling reflection signatures of pore fluids and dual porosity in carbonate reservoirs. Journal of Seismic Exploration. 63-83.
  • 2008. Effects of fluids and dual-pore systems on pressure-dependent velocities and attenuations in carbonates. Geophysics. N35-N47.
  • 2007. Incorporating 4D seismic data in reservoir simulation models using ensemble Kalman filter. SPE Journal. 282-292.
  • 2007. Effects of pore fluid pressure on the seismic response of a fractured carbonate reservoir. Studia Geophysica et Geodaetica. 89-118.
  • 2006. Rock physics modelling of shale diagenesis. Petroleum Geoscience. 49-57.
  • 2006. A strategy for modelling the diagenetic evolution of seismic properties in sandstones. Petroleum Geoscience. 309-323.
  • 2005. The effects of drained and undrained loading on visco-elastic waves in rock-like composites. International Journal of Solids and Structures. 1597-1611.
  • 2004. The acoustic signature of fluid flow in complex porous media. Journal of Applied Geophysics. 219-246.
  • 2004. Seismic mapping and modeling of near-surface sediments in polar areas. Geophysics. 566-573.
  • 2004. Efficient and flexible seismic modeling of reservoirs: A hybrid approach. The Leading Edge. 432-437.
  • 2004. Effect of grain scale alignment on seismic anisotropy and reflectivity of shales. Geophysical Prospecting. 133-149.
  • 2003. The acoustic signature of fluid flow in complex porous media. Journal of Applied Geophysics. 219-246.
  • 2003. T-matrix approach to shale acoustics. Geophysical Journal International. 533-558.
  • 2002. Estimation of the internal structure and anisotropy of shales from borehole data. Journal of Seismic Exploration. 363-381.
  • 2002. An approach to combined rock physics and seismic modelling of fluid substitution effects. Geophysical Prospecting. 119-137.
  • 2001. Use of coordinate free numerics in elastic wave simulation. Applied Numerical Mathematics. 151-171.
  • 2001. Modeled velocity and reflectivity properties of anisotropic hydrated sediments. Journal of Computational Acoustics. 1507-1522.
  • 2000. Anisotropic approximations for mudrocks: A seismic laboratory study. Geophysics. 1711-1725.
  • 1999. Formal Software Engineering for Computational Modelling. njc. 241-270.
  • 1999. A test of annie based on ultrasonic measurements on a shale. Journal of Seismic Exploration. 77-89.
  • 1995. Tracking the amplitude versus offset (AVO) by using orthogonal polynomials. Geophysical Prospecting. 245-261.
  • 1995. Tracking the amplitude versus offset (AVO) by using orthogonal polynomials. Geophysical Prospecting. 245-261.
  • 1994. Resolving interfering events through cyclic sampling and median filtering. First Break. 445-452.
Report
  • 1999. The Seismic Reservoir Characterization (SRC) Project. .
  • 1999. Experiences with seismic mapping of near-surface sediments on permafrozen ground. .
  • 1999. Elastic properties of transverse isotropic materials recovered from phase and group velocities. .
  • 1999. Cruise report: Acquisition of multichannel reflection seismics across the Knipovitch Ridge, 17. September - 1. October, 1999. .
  • 1999. Choice of measurement angles for derivation of ultrasonic transverse isotropy. .
  • 1998. Strategies for estimation of reservoir properties from well data. .
  • 1998. Evaluation of six models for prediction of lithology and reservoir properties from acoustic data. .
  • 1995. Acoustic propterties of Brage shale as measured from single test specimen, Rep. to Norsk Hydro. .
  • 1994. AVO study of the Hod field, Final Reo., Contract 8020. .
  • 1994. A numerical study on the effect of saturation, porosity, pore fluid distribution and pore goemetry on seismic parameters. Rep. to Petec, Contract 8050. .
  • 1994. A method to extract interfering events with amplitude variations with offset. 61. 61. .
  • 1993. Seismic Lithology, Final Project Rep. .
  • 1993. On the use of genetic algorithms in AVO analysis, Part 1, Prosjektrapport Norsk Hydro. .
  • 1993. Modelling velocity and attenuation of borehole Stoneley waves in porous fluid-filled media, Project Rep. Contract 03206. .
  • 1992. Modelling elastic moduli in porous fluid-filled media applying scattering theory. .
Popular scientific lecture
  • 2004. Geofysikk ved CIPR.
  • 1999. On the prediction of the elastic properties of shales.
  • 1998. Fast repeated seismic modelling of local complex targets. Paper presented at 68th SEG Conference.
  • 1998. Effects of upscaling and interpolation parameters on seismic velocities. Paper presented at the 3rd Norwegian Heterogeneity Conference.
  • 1998. Choice of measurement angles for derivation of ultrasonic transverse isotropy. Paper presented at 60th EAGE Conference.
Academic lecture
  • 2019. Extracting dispersion curves from undersampled data by means of dynamic time warping interpolation.
  • 2018. Mitigation of spatial aliasing in undersampled geophone arrays by dynamic time warping.
  • 2018. Flexural Wave Attenuation in X-T Domain by Complementary Ensemble Empirical Mode Decomposition.
  • 2018. Fixing poorly sampled geophone array data by dynamic time warping.
  • 2017. Seismic acquisition on sea ice – noise attenuation techniques over varying water depth.
  • 2016. Seismic In the Arctic - Suppressing Seismic Noise Due to Vibrating Ice.
  • 2016. Seismic AVO depth trends, well calibration – Hoop Area, Barents Sea.
  • 2016. Diagnostics of Seismic Signatures of the Burial History of the Hoop Complex, Barents Sea.
  • 2013. Inverse Rock Physics Modelling on Spatially Varying Seismic Parameters.
  • 2012. Constraining Reservoir Quality Predictions.
  • 2009. Evaluation of effective medium models for estimating effective elastic properties of clay mineral mixtures.
  • 2008. Test of rock physics models for prediction of seismic velocities in shallow unconsolidated sands.
  • 2008. Rock physics interpolation used for velocity modeling of chalks: Ontong Java plateau example.
  • 2008. Pitfalls in estimation of reservoir quality from seismic data.
  • 2007. Sedimentology and reservoir characterization of Middle Miocene rhodalgal deposits, Moratalla, Spain.
  • 2006. Using the enseble Kalman filter with 4D data to estimate properties and lithology of reservoir rocks.
  • 2006. Seismic reservoir charaterization.
  • 2006. Seismic fluid prediction in heterogeneous reservoirs.
  • 2006. Modell updatin with 4D seismics using the ensemble Kalman filter method.
  • 2006. Impact of diagenesis on seismic properties of siliciclastic rocks.
  • 2005. The T-Matrix approach for carbonate rocks.
  • 2005. Seismic response of fractured reservoirs.
  • 2005. Seismic response of fluid flow in a layered permeability model.
  • 2005. Incorporating 4D SEismic Data in Reservoir Simulation Models Using Ensemble Kalman Filtering.
  • 2005. Dynamic modeling of pressure and saturation effects in hydrocarbon producing reservoirs.
  • 2005. Consistent rock physics inversion for gas prediction.
  • 2005. A strategy for modelling diagenetic evolution of seismic properties in sandstones.
  • 2005. A Strategy for using mineralogy as input to rock physics modelling of sandstones.
  • 2004. Strategy for estimation of lithology, pore fluid and porosity from seismic velocities and density.
  • 2004. Seismic reservoir monitoring.
  • 2004. Seismic monitoring of the dynamics of reservoir fluids.
  • 2004. Seismic fracture characterization - Integrated rock physics and seismic modelling of fractured reservoirs.
  • 2004. Dynamisk karakterisering av reservoarer.
  • 2000. Skifer egenskaper og AVO av PP og PS bølger.
  • 2000. Influence of the grain orientation distribution on the AVO of PP and PS waves.
  • 2000. Hybrid seismisk modellering av reservoar.
  • 2000. Determination of the elastic properties of shales using single test speciemens.
  • 1999. Modelled velocity and reflectivity properties of anisotropic hydrated sediments.
  • 1999. Fluid substitution modelling.
  • 1996. Ultrasonic velocities in shales from the North Sea.
  • 1996. Towards integrated petrophysical and seismic modelling.
  • 1996. On the determination of elastic constants of TI shales from a single test specimen.
  • 1993. Evaluation of formation properties from acoustic data.
  • 1993. Estimation of rock properties from borehole acoustic data.
Popular scientific article
  • 2006. Læreverk og læringssystem i ett. En geovitenskapelig læringsplattform. UniGEM. Forum for fjernundervisning. 2 pages.
Doctoral dissertation
  • 2018. Acoustic Propagation Underneath the Arctic Sea-ice.
  • 2017. On intergration of rock physics in quantitative seismic interpretation.
  • 2011. Methods for improving production of elastic, electric and reservoir properties.
  • 1990. Relations between seismic parameters and rock parameters.
Abstract
  • 2010. Quantitative calibration of rock-physics models. Society of Exploration Geophysicists. Expanded Abstracts with Biographies. 2496-2500.
Poster
  • 2019. Seismic surface wave investigations of frozen ground in Adventdalen, Svalbard.
  • 2018. Ensemble Empirical Mode Decomposition in X-T domain: A novel approach to improve data quality in seismic acquisition on sea-ice.
  • 2017. Potential Amplitude Pitfalls in Shallow Reservoirs with Complex Burial History - An Example From Hoop, Barents Sea.
  • 2013. Monitoring Geological CO2 storage.
  • 2009. On Choice of Seismic Parameters to Use in Estimation of Porosity, Lithology and Pore Fluid.
  • 2008. Shale Rock Physics and Implications for AVO Analysis.
  • 2008. Rock Physics Templates for Estimation of PLF Rarameters of Carbonates.
  • 2008. Pore geometry as an indicator of depositional texture and velocity variations in chalks.
  • 2008. Integration of multiple outcrop data into 3D carbonate reservoir models.
  • 2004. Towards an efficient workflow for modelling the seismic response from reservoir fluid simulator data.
  • 2004. The P-P and P-S response of a fractured reservoir.
  • 2004. Rock physics modeling of shale cementation.
  • 2003. Shale properties under compaction.
  • 2003. Seismic waves in real media with evolving microstructure.
  • 2003. Seismic properties of shales during compaction.
  • 2002. Use of well data for estimation of seismic anisotropy.
  • 2002. Seismic inversion using well-log data as a priori information.

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