Vitenskapelig artikkel
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Nakajigo, Joan; Johansen, Tor Arne; Kiberu, John Mary
et al. (2024). Prediction of reservoir properties using inverse rock physics modelling in the Kanywataba Exploration Area, Albertine Graben. (ekstern lenke)
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Nakajigo, Joan; Kiberu, John Mary; Johansen, Tor Arne
et al. (2023). Rock physics analysis of reservoir units of the Semliki basin, Albertine graben: A case study. (ekstern lenke)
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Rørstadbotnen, Robin Andre; Eidsvik, Jo; Bouffaut, Léa
et al. (2023). Simultaneous tracking of multiple whales using two fiber-optic cables in the Arctic. (ekstern lenke)
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Stemland, Helene; Ruud, Bent Ole; Johansen, Tor Arne
(2023). Case study of combined marine- and land-based passive seismic surveying in front of Nordenskiöldbreen outlet glacier, Adolfbukta, Svalbard. (ekstern lenke)
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Romeyn, Rowan; Hanssen, Alfred; Ruud, Bent Ole
et al. (2021). Sea ice thickness from air-coupled flexural waves. (ekstern lenke)
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Romeyn, Rowan; Hanssen, Alfred; Ruud, Bent Ole
et al. (2021). Passive seismic recording of cryoseisms in Adventdalen, Svalbard. (ekstern lenke)
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Stemland, Helene Meling; Johansen, Tor Arne; Ruud, Bent Ole
(2020). Potential use of time-lapse surface seismics for monitoring thawing of the terrestrial arctic. (ekstern lenke)
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Stemland, Helene Meling; Johansen, Tor Arne; Ruud, Bent Ole
et al. (2020). Elastic properties as indicators of heat flux into cold near-surface Arctic sediments. (ekstern lenke)
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Johansen, Tor Arne; Ruud, Bent Ole; Henningsen, Tormod
et al. (2020). Seismic mapping of on-shore sediments at Andøya, Norway, deposited prior to the North-Atlantic rifting. (ekstern lenke)
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Stemland, Helene Meling; Johansen, Tor Arne; Ruud, Bent Ole
et al. (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. (ekstern lenke)
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Johansen, Tor Arne; Ruud, Bent Ole; Hope, Gaute
(2019). Seismic on floating ice on shallow water: Observations and modeling of guided wave modes. (ekstern lenke)
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Johansen, Tor Arne; Ruud, Bent Ole; Tømmerbakke, Ronny
et al. (2019). Seismic on floating ice: data acquisition versus flexural wave noise. (ekstern lenke)
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Bredesen, Kenneth; Avseth, Per Åge; Johansen, Tor Arne
et al. (2018). Rock physics modelling based on depositional and burial history of Barents Sea sandstones. (ekstern lenke)
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Jensen, Erling Hugo; Johansen, Tor Arne; Avseth, Per Åge
et al. (2016). Quantitative interpretation using inverse rock-physics modeling on AVO data. (ekstern lenke)
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Tsuji, Takeshi; Ikeda, Tatsunori; Johansen, Tor Arne
et al. (2016). Using seismic noise derived from fluid injection well for continuous reservoir monitoring. (ekstern lenke)
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Tsuij, Takeshi; Ikeda, Tatsumori; Johansen, Tor Arne
et al. (2016). Utilizing seismic noise from fluid injection well for continous reservoir monitoring. (ekstern lenke)
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Jensen, Erling Hugo; Hauge, Ragnar; Ulvmoen, Marit
et al. (2016). Rock.XML - Towards a library of rock physics models. (ekstern lenke)
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Bredesen, Kenneth; Jensen, Erling Hugo; Johansen, Tor Arne
et al. (2015). Seismic reservoir and source-rock analysis using inverse
rock-physics modeling: A Norwegian Sea demonstration. (ekstern lenke)
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Bredesen, Kenneth; Jensen, Erling Hugo; Johansen, Tor Arne
et al. (2015). Quantitative seismic interpretation using inverse rock physics modelling. (ekstern lenke)
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Moyano, Bernardo; Jensen, Erling Hugo; Johansen, Tor Arne
(2015). Spatial constrained inverse rock physics modelling. (ekstern lenke)
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Avseth, Per Åge; Johansen, Tor Arne; Bakhorji, Aiman
et al. (2014). Rock-physics modeling guided by depositional and burial history in low-to-intermediate-porosity sandstones. (ekstern lenke)
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Jensen, Erling Hugo; Gelius, Leiv-J.; Johansen, Tor Arne
et al. (2013). Consistent joint elastic-electrical differential effective-medium modelling of compacting reservoir sandstones. (ekstern lenke)
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Bakke, Kristina; Kane, Ian A.; Martinsen, Ole Jakob
et al. (2013). Seismic modeling in the analysis of deep-water sandstone termination styles. (ekstern lenke)
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Johansen, Tor Arne; Jensen, Erling Hugo; Mavko, Gary
et al. (2013). Inverse rock physics modeling for reservoir quality prediction. (ekstern lenke)
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Moyano, Bernardo; Johansen, Tor Arne; Agersborg, Remy
et al. (2013). Diagnostics of seismic time-lapse effects of sandstones based on laboratory data. (ekstern lenke)
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Moyano, Bernardo; Spikes, Kyle Thomas; Johansen, Tor Arne
et al. (2012). Modeling compaction effects on the elastic properties of clay-water composites. (ekstern lenke)
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Braathen, Alvar; Bælum, Karoline; Christiansen, Hanne H
et al. (2012). The Longyearbyen CO2 Lab of Svalbard, Norway — initial assessment of the geological conditions for CO2 sequestration. (ekstern lenke)
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Bælum, Karoline; Johansen, Tor Arne; Johnsen, Helge
et al. (2012). Subsurface structures of the Longyearbyen CO2 Lab study area in Central Spitsbergen (Arctic Norway), as mapped by reflection seismic data. (ekstern lenke)
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Tsuji, Takeshi; Johansen, Tor Arne; Ruud, Bent Ole
et al. (2012). Surface-wave analysis for identifying unfrozen zones in subglacial sediments. (ekstern lenke)
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Jensen, Erling Hugo; Andersen, Charlotte Faust; Johansen, Tor Arne
(2011). Estimation of elastic moduli of mixed porous clay composites. (ekstern lenke)
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Moyano, Bernardo; Jensen, Erling Hugo; Johansen, Tor Arne
(2011). Improved quantitative calibration of rock physics models. (ekstern lenke)
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Johansen, Tor Arne; Ruud, Bent Ole; Bakke, Nils Erik
et al. (2011). Seismic profiling on Arctic glaciers. (ekstern lenke)
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Johannessen, Erik P.; Henningsen, Tormod; Bakke, Nils Erik
et al. (2011). Palaeogene clinoform succession on Svalbard expressed in outcrops, seismic data, logs and cores. (ekstern lenke)
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Agersborg, Remy; Johansen, Tor Arne; Mavko, Gary
et al. (2011). Modeling of elasticity effects of sandstone compaction using coated inclusions. (ekstern lenke)
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Bakke, Kristina; Petersen, Steen Agerlin; Martinsen, Ole Jakob
et al. (2011). Seismic modelling of outcrop analogues: techniques and applications. (ekstern lenke)
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Andersen, Charlotte Faust; Johansen, Tor Arne
(2010). Test of rock physics models for prediction of seismic velocities in shallow unconsolidated sands: a well log data case. (ekstern lenke)
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Saberi, Mohammad Reza; Johansen, Tor Arne; Sælen, Gunnar
(2010). Rock physics interpolation used for velocity modeling of chalks: Ontong Java Plateau Example. (ekstern lenke)
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Agersborg, Remy; Johansen, Tor Arne; Jakobsen, Morten
(2009). Velocity variations in carbonate rocks due to dual porosity and wave-induced fluid flow. (ekstern lenke)
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Saberi, Mohammad Reza; Johansen, Tor Arne; Talbot, Michael Richard
(2009). Textural and burial effects on rock physics characterization of chalks. (ekstern lenke)
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Agersborg, Remy; Johansen, Tor Arne; Jakobsen, Morten
et al. (2008). Effects of fluids and dual-pore systems on pressure-dependent velocities and attenuations in carbonates. (ekstern lenke)
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Agersborg, Remy; Johansen, Tor Arne; Ruud, Bent Ole
(2008). Modelling reflection signatures of pore fluids and dual porosity in carbonate reservoirs. (ekstern lenke)
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Agersborg, Remy; Jakobsen, Morten; Ruud, Bent Ole
et al. (2007). Effects of pore fluid pressure on the seismic response of a fractured carbonate reservoir. (ekstern lenke)
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Skjervheim, Jan Arild; Evensen, Geir; Aanonsen, Sigurd Ivar
et al. (2007). Incorporating 4D seismic data in reservoir simulation models using ensemble Kalman filter. (ekstern lenke)
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Dræge, Anders; Johansen, Tor Arne; Brevik, Ivar
et al. (2006). A strategy for modelling the diagenetic evolution of seismic properties in sandstones. (ekstern lenke)
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Dræge, Anders; Jakobsen, Morten; Johansen, Tor Arne
(2006). Rock physics modelling of shale diagenesis. (ekstern lenke)
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Jakobsen, Morten; Johansen, Tor Arne
(2005). The effects of drained and undrained loading on visco-elastic waves in rock-like composites. (ekstern lenke)
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Lecomte, Isabelle; Gjøystal, Håvar; Drottning, Åsmund
et al. (2004). Efficient and flexible seismic modeling of reservoirs: A hybrid approach. (ekstern lenke)
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Johansen, Tor Arne; Digranes, P; van Schaack, M
et al. (2004). Seismic mapping and modeling of near-surface sediments in polar areas. (ekstern lenke)
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Jakobsen, M; Johansen, Tor Arne; McCann, C
(2004). The acoustic signature of fluid flow in complex porous media. (ekstern lenke)
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Johansen, Tor Arne; Ruud, Bent Ole; Jakobsen, Morten
(2004). Effect of grain scale alignment on seismic anisotropy and reflectivity of shales. (ekstern lenke)
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Jakobsen, Morten; Hudson, John; Johansen, Tor Arne
(2003). T-matrix approach to shale acoustics. (ekstern lenke)
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Jakobsen, Morten; Johansen, Tor Arne; McCann, Clive
(2003). The acoustic signature of fluid flow in complex porous media. (ekstern lenke)
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Johansen, Tor Arne; Drottning, Åsmund; Lecomte, Isabelle
et al. (2002). An approach to combined rock physics and seismic modelling of fluid substitution effects. (ekstern lenke)
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Johansen, Tor Arne; Jakobsen, Morten; Ruud, Bent Ole
(2002). Estimation of the internal structure and anisotropy of shales from borehole data. (ekstern lenke)
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Friis, Helmer Andre; Johansen, Tor Arne; Haveraaen, Magne
et al. (2001). Use of coordinate free numerics in elastic wave simulation. (ekstern lenke)
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Jakobsen, Morten; Johansen, Tor Arne; Ruud, Bent Ole
(2001). Modeled velocity and reflectivity properties of anisotropic hydrated sediments. (ekstern lenke)
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Jakobsen, Morten; Johansen, Tor Arne
(2000). Anisotropic approximations for mudrocks: A seismic laboratory study. (ekstern lenke)
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Haveraaen, Magne; Friis, Helmer Andre; Johansen, Tor Arne
(1999). Formal Software Engineering for Computational Modelling. (ekstern lenke)
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Jakobsen, Morten; Johansen, Tor Arne
(1999). A test of annie based on ultrasonic measurements on a shale. (ekstern lenke)
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Johansen, Tor Arne; Bruland, . B.; Lutro, J.
(1995). Tracking the amplitude versus offset (AVO) by using orthogonal polynomials. (ekstern lenke)
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Johansen, Tor Arne; Bruland, L.; Lutro, J.
(1995). Tracking the amplitude versus offset (AVO) by using orthogonal polynomials. (ekstern lenke)
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Bruland, L.; Johansen, Tor Arne
(1994). Resolving interfering events through cyclic sampling and median filtering. (ekstern lenke)
Vitenskapelig foredrag
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Stemland, Helene Meling; Ruud, Bent Ole; Johansen, Tor Arne
(2023). Passive Seismic Experiments in Front of a Svalbard Outlet Glacier: Opportunities and Challenges for Glacier Monitoring. (ekstern lenke)
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Stemland, Helene Meling; Johansen, Tor Arne; Ruud, Bent Ole
(2019). Applications of surface seismic on thawing saline permafrost: examples from the Norwegian Arctic . (ekstern lenke)
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Romeyn, Rowan; Hanssen, Alfred; Johansen, Tor Arne
(2019). Extracting dispersion curves from undersampled data by means of dynamic time warping interpolation. (ekstern lenke)
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Tømmerbakke, Ronny; Johansen, Tor Arne; Ruud, Bent Ole
et al. (2018). Flexural Wave Attenuation in X-T
Domain by Complementary Ensemble Empirical Mode Decomposition.. (ekstern lenke)
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Romeyn, Rowan; Hanssen, Alfred; Johansen, Tor Arne
(2018). Fixing poorly sampled geophone array data by dynamic time warping. (ekstern lenke)
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Romeyn, Rowan; Hanssen, Alfred; Johansen, Tor Arne
(2018). Mitigation of spatial aliasing in undersampled geophone arrays by dynamic time warping. (ekstern lenke)
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Tømmerbakke, Ronny; Johansen, Tor Arne; Ruud, Bent Ole
(2017). Seismic acquisition on sea ice – noise attenuation techniques over varying water depth. (ekstern lenke)
-
Jensen, Kristian; Ruud, Bent Ole; Johansen, Tor Arne
et al. (2016). Seismic In the Arctic - Suppressing Seismic Noise Due to Vibrating Ice. (ekstern lenke)
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Tømmerbakke, Ronny; Johansen, Tor Arne; Bakke, Nils Erik
(2016). Seismic AVO depth trends, well calibration – Hoop Area, Barents Sea. (ekstern lenke)
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Tømmerbakke, Ronny; Johansen, Tor Arne; Bakke, Nils Erik
(2016). Diagnostics of Seismic Signatures of the Burial History of the Hoop Complex, Barents Sea. (ekstern lenke)
-
Bredesen, Kenneth; Jensen, Erling Hugo; Johansen, Tor Arne
(2013). Inverse Rock Physics Modelling on Spatially Varying Seismic Parameters. (ekstern lenke)
-
Moyano, Bernardo; Jensen, Erling Hugo; Johansen, Tor Arne
(2012). Constraining Reservoir Quality Predictions. (ekstern lenke)
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Andersen, Charlotte Faust; Jensen, Erling Hugo; Johansen, Tor Arne
(2009). Evaluation of effective medium models for estimating effective elastic properties of clay mineral mixtures. (ekstern lenke)
-
Saberi, Mohammad Reza; Johansen, Tor Arne
(2008). Rock physics interpolation used for velocity modeling of chalks: Ontong Java plateau example. (ekstern lenke)
-
Johansen, Tor Arne; Jensen, Erling Hugo
(2008). Pitfalls in estimation of reservoir quality from seismic data. (ekstern lenke)
-
Andersen, Charlotte Faust; Johansen, Tor Arne; Prasad, M.
(2008). Test of rock physics models for prediction of seismic velocities in shallow unconsolidated sands. (ekstern lenke)
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Baird, Alice Catherine Daae; Soltveit, Kjersti Midbøe; Talbot, Michael Richard
et al. (2007). Sedimentology and reservoir characterization of Middle Miocene rhodalgal deposits, Moratalla, Spain. (ekstern lenke)
-
Avseth, P.A; Wijngaarden, A.J.; Johansen, Tor Arne
et al. (2006). Seismic fluid prediction in heterogeneous reservoirs. (ekstern lenke)
-
Johansen, Tor Arne; Jakobsen, Morten; Ruud, Bent Ole
et al. (2006). Seismic reservoir charaterization. (ekstern lenke)
-
Skjervheim, Jan Arild; Eversen, G.; Aanonsen, S.I.
et al. (2006). Modell updatin with 4D seismics using the ensemble Kalman filter method. (ekstern lenke)
-
Dræge, Anders; Johansen, Tor Arne
(2006). Impact of diagenesis on seismic properties of siliciclastic rocks. (ekstern lenke)
-
Skjervheim, Jan Arild; Ruud, Bent Ole; Aanonsen, S.I.
et al. (2006). Using the enseble Kalman filter with 4D data to estimate properties and lithology of reservoir rocks. (ekstern lenke)
-
Johansen, Tor Arne; Jakobsen, Morten; Ruud, Bent Ole
(2005). Seismic response of fractured reservoirs. (ekstern lenke)
-
Agersborg, Remy; Johansen, Tor Arne; Jakobsen, Morten
(2005). The T-Matrix approach for carbonate rocks. (ekstern lenke)
-
Dræge, Anders; Johansen, Tor Arne
(2005). A Strategy for using mineralogy as input to rock physics modelling of sandstones. (ekstern lenke)
-
Johansen, Tor Arne; Agersborg, Remy; Ruud, Bent Ole
et al. (2005). Dynamic modeling of pressure and saturation effects in hydrocarbon producing reservoirs. (ekstern lenke)
-
Skjervheim, Jan Arild; Evensen, Geir; Aanonsen, Sigurd
et al. (2005). Incorporating 4D SEismic Data in Reservoir Simulation Models Using Ensemble Kalman Filtering. (ekstern lenke)
-
Johansen, Tor Arne; Drottning, A; Avseth, P.A
(2005). Consistent rock physics inversion for gas prediction. (ekstern lenke)
-
Dræge, Anders; Johansen, Tor Arne
(2005). A strategy for modelling diagenetic evolution of seismic properties in sandstones. (ekstern lenke)
-
Drottning, A; Johansen, Tor Arne; Skjervheim, Jan Arild
et al. (2005). Seismic response of fluid flow in a layered permeability model. (ekstern lenke)
-
Johansen, Tor Arne
(2004). Seismic monitoring of the dynamics of reservoir fluids. (ekstern lenke)
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Johansen, Tor Arne; Gjøystdal, Håvar; Ruud, Bent Ole
et al. (2004). Seismic reservoir monitoring. (ekstern lenke)
-
Johansen, Tor Arne; Spikes, K.; Dvorkin, J.
(2004). Strategy for estimation of lithology, pore fluid and porosity from seismic velocities and density. (ekstern lenke)
-
Jakobsen, Morten; Ruud, Bent Ole; Johansen, Tor Arne
(2004). Seismic fracture characterization - Integrated rock physics and seismic modelling of fractured reservoirs. (ekstern lenke)
-
Johansen, Tor Arne
(2004). Dynamisk karakterisering av reservoarer. (ekstern lenke)
-
Bakke, Roger; Johansen, Tor Arne
(2000). Hybrid seismisk modellering av reservoar. (ekstern lenke)
-
Johansen, Tor Arne; Ruud, Bent Ole; Jakobsen, Morten
(2000). Influence of the grain orientation distribution on the AVO of PP and PS waves. (ekstern lenke)
-
Jakobsen, Morten; Johansen, Tor Arne
(2000). Determination of the elastic properties of shales using single test speciemens. (ekstern lenke)
-
Johansen, Tor Arne; Ruud, Bent Ole; Jakobsen, Morten
(2000). Skifer egenskaper og AVO av PP og PS bølger. (ekstern lenke)
-
Johansen, Tor Arne; Drottning, Åsmund Haukvik
(1999). Fluid substitution modelling. (ekstern lenke)
-
Jakobsen, Morten; Johansen, Tor Arne; Ruud, Bent Ole
(1999). Modelled velocity and reflectivity properties of anisotropic hydrated sediments. (ekstern lenke)
-
Jakobsen, Morten; Johansen, Tor Arne
(1996). Ultrasonic velocities in shales from the North Sea. (ekstern lenke)
-
Johansen, Tor Arne; Drottning, Å. H.; Gjøystdal, Håvar
et al. (1996). Towards integrated petrophysical and seismic modelling. (ekstern lenke)
-
Jakobsen, Morten; Johansen, Tor Arne; Østby, G.
(1996). On the determination of elastic constants of TI shales from a single test specimen. (ekstern lenke)
-
Johansen, Tor Arne; Kanestrøm, R.
(1993). Evaluation of formation properties from acoustic data. (ekstern lenke)
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Johansen, Tor Arne; Kanestrøm, R.
(1993). Estimation of rock properties from borehole acoustic data. (ekstern lenke)
Mastergradsoppgave
Populærvitenskapelig artikkel
Sammendrag/abstract
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Faglig foredrag
Poster
-
Romeyn, Rowan; Stemland, Helene Meling; Hanssen, Alfred
et al. (2019). Seismic surface wave investigations of frozen ground in Adventdalen, Svalbard. (ekstern lenke)
-
Tømmerbakke, Ronny; Johansen, Tor Arne; Gelius, Leiv-J.
et al. (2018). Ensemble Empirical Mode Decomposition in X-T domain: A novel
approach to improve data quality in seismic acquisition on sea-ice.. (ekstern lenke)
-
Tømmerbakke, Ronny; Johansen, Tor Arne; Bakke, Nils Erik
(2017). Potential Amplitude Pitfalls in Shallow Reservoirs with Complex Burial History - An Example From Hoop, Barents Sea. (ekstern lenke)
-
Kolbjørnsen, Odd; Ulvmoen, Marit; Hauge, Vera Louise
et al. (2013). Monitoring Geological CO2 storage. (ekstern lenke)
-
Jensen, Erling Hugo; Johansen, Tor Arne
(2009). On Choice of Seismic Parameters to Use in Estimation of Porosity, Lithology and Pore Fluid. (ekstern lenke)
-
Johansen, Tor Arne; Avseth, P.A; Agersborg, Remy
et al. (2008). Rock Physics Templates for Estimation of PLF Rarameters of Carbonates. (ekstern lenke)
-
Grunnaleite, I.; et al, [Mangler fornavn]; Talbot, Michael Richard
et al. (2008). Integration of multiple outcrop data into 3D carbonate reservoir models. (ekstern lenke)
-
Avseth, P.; Johansen, Tor Arne; Gosse, C
et al. (2008). Shale Rock Physics and Implications for AVO Analysis. (ekstern lenke)
-
Saberi, Mohammad Reza; Johansen, Tor Arne; Agersborg, Remy
(2008). Pore geometry as an indicator of depositional texture and velocity variations in chalks. (ekstern lenke)
-
Dræge, Anders; Jakobsen, Morten; Johansen, Tor Arne
(2004). Rock physics modeling of shale cementation. (ekstern lenke)
-
Johansen, Tor Arne; Jakobsen, Morten; Agersborg, Remy
et al. (2004). The P-P and P-S response of a fractured reservoir. (ekstern lenke)
-
Drottning, Åsmund; Lecomte, Isabelle; Gjøystdal, Håvar
et al. (2004). Towards an efficient workflow for modelling the seismic response from reservoir fluid simulator data. (ekstern lenke)
-
Jakobsen, Morten; Johansen, Tor Arne
(2003). Seismic waves in real media with evolving microstructure. (ekstern lenke)
-
Ruud, Bent Ole; Jakobsen, Morten; Johansen, Tor Arne
(2003). Shale properties under compaction. (ekstern lenke)
-
Ruud, Bent Ole; Jakobsen, Morten; Johansen, Tor Arne
(2003). Seismic properties of shales during compaction. (ekstern lenke)
-
Johansen, Tor Arne; Jakobsen, Morten; Ruud, Bent Ole
(2002). Use of well data for estimation of seismic anisotropy. (ekstern lenke)
-
Ruud, Bent Ole; Johansen, Tor Arne
(2002). Seismic inversion using well-log data as a priori information. (ekstern lenke)
Doktorgradsavhandling
-
Hope, Gaute; Sagen, Hanne; Hobæk, Halvor
et al. (2018). Acoustic Propagation Underneath the Arctic Sea-ice. (ekstern lenke)
-
Bredesen, Kenneth; Johansen, Tor Arne
(2017). On intergration of rock physics in quantitative seismic interpretation. (ekstern lenke)
-
Jensen, Erling Hugo; Johansen, Tor Arne; Gelius, Leiv-J.
(2011). Methods for improving production of elastic, electric and reservoir properties. (ekstern lenke)
-
Johansen, Tor Arne
(1990). Relations between seismic parameters and rock parameters. (ekstern lenke)
Lærebok
Populærvitenskapelig foredrag
-
Johansen, Tor Arne
(2004). Geofysikk ved CIPR. (ekstern lenke)
-
Jakobsen, Morten; Johansen, Tor Arne
(1999). On the prediction of the elastic properties of shales. (ekstern lenke)
-
Gjøystdal. H., [Mangler fornavn]; Lecomte, I.; Mjelva, A.
et al. (1998). Fast repeated seismic modelling of local complex targets. Paper presented at 68th SEG Conference. (ekstern lenke)
-
Johansen, Tor Arne; Bakke, R.; Drottning, Åsmund Haukvik
(1998). Effects of upscaling and interpolation parameters on seismic velocities. Paper presented at the 3rd Norwegian Heterogeneity Conference. (ekstern lenke)
-
Johansen, Tor Arne; Kvalheim, A. K.
(1998). Choice of measurement angles for derivation of ultrasonic transverse isotropy. Paper presented at 60th EAGE Conference. (ekstern lenke)
Rapport
-
Mjelde, Rolf; Johansen, Tor Arne
(1999). Cruise report: Acquisition of multichannel reflection seismics across the Knipovitch Ridge, 17. September - 1. October, 1999. (ekstern lenke)
-
Johansen, Tor Arne; Kvalheim, AK; Jakobsen, Morten
(1999). Elastic properties of transverse isotropic materials recovered from phase and group velocities. (ekstern lenke)
-
Johansen, Tor Arne; Jakobsen, Morten; Ruud, Bent Ole
et al. (1999). The Seismic Reservoir Characterization (SRC) Project. (ekstern lenke)
-
Johansen, Tor Arne; Kvalheim, AK
(1999). Choice of measurement angles for derivation of ultrasonic transverse isotropy. (ekstern lenke)
-
Johansen, Tor Arne; Digranes, P; Van Shaack, M
et al. (1999). Experiences with seismic mapping of near-surface sediments on permafrozen ground. (ekstern lenke)
-
Johansen, Tor Arne
(1998). Strategies for estimation of reservoir properties from well data. (ekstern lenke)
-
Johansen, Tor Arne
(1998). Evaluation of six models for prediction of lithology and reservoir properties from acoustic data. (ekstern lenke)
-
Jakobsen, Morten; Johansen, Tor Arne; Økland, D.
et al. (1995). Acoustic propterties of Brage shale as measured from single test specimen, Rep. to Norsk Hydro. (ekstern lenke)
-
Johansen, Tor Arne; Bruland, L.
(1994). A method to extract interfering events with amplitude variations with offset. (ekstern lenke)
-
Johansen, Tor Arne; Stautland, L. I.
(1994). A numerical study on the effect of saturation, porosity, pore fluid distribution and pore goemetry on seismic parameters. Rep. to Petec, Contract 8050. (ekstern lenke)
-
Digranes, P.; Johansen, Tor Arne; Stautland, L. I.
(1994). AVO study of the Hod field, Final Reo., Contract 8020. (ekstern lenke)
-
Johansen, Tor Arne
(1993). Modelling velocity and attenuation of borehole Stoneley waves in porous fluid-filled media, Project Rep. Contract 03206. (ekstern lenke)
-
Bruland, L.; Johansen, Tor Arne
(1993). On the use of genetic algorithms in AVO analysis, Part 1, Prosjektrapport Norsk Hydro. (ekstern lenke)
-
Johansen, Tor Arne
(1993). Seismic Lithology, Final Project Rep. (ekstern lenke)
-
Johansen, Tor Arne
(1992). Modelling elastic moduli in porous fluid-filled media applying scattering theory. (ekstern lenke)
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