Stephan Matthäi
(Former)
Research output
- 2017
- Published
Numerical investigation of fracture-rock matrix ensemble saturation functions and their dependence on wettability
Sedaghat, M., Azizmohammadi, S. & Matthäi, S. K., Nov 2017, In: Journal of Petroleum Science and Engineering. 159.2017, November, p. 869-888 20 p.Research output: Contribution to journal › Article › Research › peer-review
- Published
Is the permeability of naturally fractured rocks scale dependent?
Azizmohammadi, S. & Matthäi, S. K., 23 Sept 2017, In: Water Resources Research. 53.2017, 9, p. 8041-8063 23 p.Research output: Contribution to journal › Article › Research › peer-review
- Published
Ensemble relative permeability in naturally fractured rocks: the role of wettability
Sedaghat, M., Azizmohammadi, S. & Matthäi, S. K., 14 Sept 2017.Research output: Contribution to conference › Presentation › Research › peer-review
- 2016
- Published
Simulation-based Determination of Relative Permeability in Laminated Rocks
Sedaghat, M., Gerke, K., Azizmohammadi, S. & Matthäi, S. K., 29 Nov 2016, In: Energy Procedia. 97, p. 433-439 7 p.Research output: Contribution to journal › Article › Research › peer-review
- Published
The Challenge of Deriving Saturation Functions for Laminated Heterogeneous Rocks
Sedaghat, M., Gerke, K., Matthäi, S. K. & Azizmohammadi, S., 31 Jul 2016.Research output: Contribution to conference › Poster › Research › peer-review
- 2015
- Published
Dependence of the Equivalent Permeability of a Fractured Rock Mass on Sampling Scale, Fluid Pressure and Stress
Azizmohammadi, S. & Matthäi, S. K., 1 Jul 2015.Research output: Contribution to conference › Presentation › Research › peer-review
- 2014
- Published
The Finite-element-centered Finite-volume Discretization Method (FECFVM) for Multiphase Transport in Porous Media with Sharp Material Discontinuities
Bazr Afkan, S., Matthäi, S. & Mindel, J., Sept 2014, 14th European Conference on the Mathematics of Oil Recovery 2014: ECMOR 2014. A14Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- Published
Realistic simulation of an aquifer thermal energy storage: Effects of injection temperature, well placement and groundwater flow
Yapparova, A., Matthäi, S. & Driesner, T., 2014, In: Energy. 76, p. 1011-1018Research output: Contribution to journal › Article › Research › peer-review
- 2013
- Published
Comparative Analysis of Multiphase Flow Simulation in a Fractured Reservoir Using Asynchronous and Synchronous Time Stepping Schemes on Hybrid Finite Element Finite Volume Meshes
Manasipov, R., Mindel, J. & Matthäi, S., 2013.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Flow Rate- and Fracture Property Dependence of Fracture-Matrix Ensemble Relative Permeability
Matthäi, S., Lang, P. & Bazrafkan, S., 2013.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Multiphase flow simulation of discrete fracture models with asynchronous and synchronous time stepping schemes: a comparison
Manasipov, R., Mindel, J. & Matthäi, S., 2013.Research output: Contribution to conference › Poster › Research › peer-review
- 2012
- Published
Drainage Patterns of Subvertical Wells intersecting Naturally Fractured Carbonate Reservoir Layers
Bazr Afkan, S., Matthäi, S. & Milliotte, C., 2012.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Flow Rate- and Fracture Property Dependence of Fracture-Matrix Ensemble Relative Permeability
Matthäi, S., Lang, P. & Bazrafkan, S., 2012.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Importance of Fracture-Matrix Transfer by Counter-Current Imbibition (CCI) in Naturally Fractured Reservoirs
Seidl, G., Lang, P., Yapparova, A. & Matthäi, S., 2012.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Scale Dependence of Equivalent Permeability Tensor in Naturally Fractured Reservoirs
Azizmohammadi, S., Matthäi, S. & Paul, J. D., 2012.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Second Annual Report
Seidl, G. & Matthäi, S., 2012Research output: Book/Report › Commissioned report › Transfer › peer-review
- 2011
- Published
A Hybrid Finite-Element Finite-Volume Method with Embedded Discontinuities for Solute Transport in Heterogeneous Media
Nick, H. M. & Matthäi, S., 2011, In: Vadose zone journal. 10, p. 299-312Research output: Contribution to journal › Article › Research › peer-review
- Published
A new hybrid simulation method for multiphase flow on unstructured grids with representations of material interfaces
Bazr Afkan, S. & Matthäi, S., 2011, Mathematical Geosciences at the Crossroads of Theory and Practice, IAMG Salzburg 2011, Salzburg proceedings. p. 294-305Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- Published
Carbon Capture and Utilization, Vorstudie
Antrekowitsch, H., Biedermann, H., Ellersdorfer, M., Hofstätter, H., Lehner, M., Matthäi, S., Moser, P., Oberndorfer, M., Theodoridou, V., Treimer, R. & Wagner, C., 2011Research output: Book/Report › Commissioned report › Transfer
- Published
CO2 migration in saline aquifers
Trojer, M. & Matthäi, S., 2011.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Comparison of Three FE-FV Numerical Schemes for Single- and Two-Phase Flow Simulation Fractured Porous Media
Nick, H. M. & Matthäi, S., 2011, In: Transport in porous media. p. 421-444Research output: Contribution to journal › Article › Research › peer-review
- Published
First Annual Report
Seidl, G. & Matthäi, S., 2011Research output: Book/Report › Commissioned report › Transfer › peer-review
- Published
Fracture-Matrix Interface Area Contacted by Injected Fluid as a Function of Average Saturation, Mechanical Aperture and Counter-Current Imbibition
Lang, P. & Matthäi, S., 2011, Mathematical Geosciences at the Crossroads of Theory and Practice, IAMG Salzburg 2011, Salzburg proceedings. p. 333-349Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- Published
Ganglion migration of CO2 in porous media
Trojer, M. & Matthäi, S., 2011.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Importance of Counter-Current Imbibition (CCI) in Naturally Fractured Reservoirs
Seidl, G., Lang, P. & Matthäi, S., 2011.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Importance of Counter-Current Imbibition (CCI) in Naturally Fractured Reservoirs (NFR)
Seidl, G., Lang, P. & Matthäi, S., 2011.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Investigations effects of counter-current imbibitions in naturally-fractured reservoirs by discrete fracture network simulations
Seidl, G., Lang, P. & Matthäi, S., 2011.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Multiresolution Wavelet-Based Upscaling of Structured Grids
Azizmohammadi, S. & Matthäi, S., 2011.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Role of geomechanically grown fractures on dispersive transport in heterogenous geological formations
Nick, H. M., Paluszny, A., Blunt, M. J. & Matthäi, S., 2011, In: Physical review : E, Statistical, nonlinear and soft matter physics. 84, p. 1401-1410Research output: Contribution to journal › Article › Research › peer-review
- 2010
- Published
Architektur des Trattnach Ölfeldes (Molassebecken)
Reischenbacher, D., Schnitzer, S., Sachsenhofer, R., Matthäi, S., Hablous, A. S., Troiss, W. & Bieg, U., 2010, Geosciences - Fundamentals and Applications. p. 210-211Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- Published
Architektur des Trattnach Ölfeldes (Molassebecken)
Reischenbacher, D., Schnitzer, S., Sachsenhofer, R., Matthäi, S., Hablous, A. S., Troiss, W. & Bieg, U., 2010.Research output: Contribution to conference › Poster › Research › peer-review
- Published
Impact of fracture development on the effective permeability of porous rocks as determined by 2D discrete fracture growth modeling 1
Paluszny, A. & Matthäi, S., 2010, In: Journal of geophysical research / B. 115, p. 1-18Research output: Contribution to journal › Article › Research › peer-review
- Published
Simulation of Solute Transport Through Fractured Rock: A Higher-Order Accurate Finite-Element Finite-Volume Method Permitting Large Time Steps
Matthäi, S., Nick, H. M., Pain, C. & Neuweiler, I., 2010, In: Transport in porous media. 83, p. 289-318Research output: Contribution to journal › Article › Research › peer-review
- Published
The Impact of Hierarchival Fracture Netwoeks on Flow Partitioning in Carbonate Reservoirs: Examples Based on a Jurassic Carbonate Ramp analog from the High Atlas, Moroco
Matthäi, S., Agar, S. M., Geiger, S., Alway, R., Tomas, S., Immenhauser, A., Shekhar, R., Paul, J., Benson, G., Karcz, Z. & Kabiri, L., 2010, SPE Annual Technical Conference and Exhibition Proceedings. p. 1-19Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- 2009
- E-pub ahead of print
Erosional decay of the Yucca Mountain crest, Nevada
Stüwe, K., Robl, J. C. & Matthäi, S., 28 Jan 2009, (E-pub ahead of print) In: Geomorphology. 108.2009, 3-4, p. 200-208 9 p.Research output: Contribution to journal › Article › Research › peer-review
- Published
A Linear Finite-element Node-centered Finite-volume Method Including Jump Discontinuities Applied to 2-phase Fracture / Matrix Flow
Matthäi, S., 2009,SIAM Conference on Mathematical & Computational Issues in the Geosciences Proceedings
. p. 73-73Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- Published
Black-Oil Simulations for Three-Component, Three-Phase Flow in Fractured Porous Media
Geiger, S., Matthäi, S., Niessner, J. & Helmig, R., 2009, In: SPE journal : SPEJ. p. 338-354Research output: Contribution to journal › Article › Research › peer-review
- Published
Comparison of deterministic with stochastic fracture models in water-flooding numerical simulations
Belayneh, M. W., Matthäi, S., Blunt, M. J. & Rogers, S. F., 2009, In: AAPG bulletin. 93, p. 1633-1648Research output: Contribution to journal › Article › Research › peer-review
- Published
Finite Element-Based Characterization of Pore-Scale Geometry and Its Impact on Fluid Flow
Akanji, L. T. & Matthäi, S., 2009, In: Transport in porous media. p. 1-19Research output: Contribution to journal › Article › Research › peer-review
- Published
Massively Parallel Sector Scale Discrete Fracture and Matrix
Geiger, S., Huangfu, Q., Reid, F., Matthäi, S., Coumou, D., Belayneh, M., Fricke, C. & Schmid, K., 2009, SPE Reservoir Simulation Symposium Proceedings. p. 1-15Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- Published
Numerical modeling of discrete multi-crack growth applied to pattern formation in geological brittle media
Paluszny, A. & Matthäi, S., 2009, In: International journal of solids and structures. 46, p. 3383-3397Research output: Contribution to journal › Article › Research › peer-review
- Published
Numerical study of the effects of particle shape and polydispersity on permeability
Garcia, X., Akanji, L. T., Blunt, M. J., Matthäi, S. & Latham, J. P., 2009, In: Physical review : E, Statistical, nonlinear and soft matter physics. 80, p. 021304-1-021304-9Research output: Contribution to journal › Article › Research › peer-review
- Published
Simulation of multiphase flow in fractured reservoirs using a fracture-only model with transfer functions
Unsal, E., Matthäi, S. & Blunt, M. J., 2009, In: Computers & geosciences. p. 1-12Research output: Contribution to journal › Article › Research › peer-review
- Published
Upscaling two-phase flow in naturally fractured reservoirs
Matthäi, S. & Nick, H. M., 2009, In: AAPG bulletin. 93, p. 1621-1632Research output: Contribution to journal › Article › Research › peer-review
- 2008
- Published
A parallel FE-FV scheme to solve fluid flow in complex geological media
Matthäi, S., 2008, In: Computers & geosciences. 34, p. 1697-1707Research output: Contribution to journal › Article › Research › peer-review
- Published
Reservoir Simulation: Mathematical Techniques in Oil Recovery
Matthäi, S., 2008, In: Geofluids. 8, p. 344-345Research output: Contribution to journal › Article › Research › peer-review
- 2007
- Published
Black-Oil Simulations for Three-Component, Three-Phase Flow in Fractured Porous Media
Geiger, S., Matthäi, S., Niessner, J. & Helmig, R., 2007, SPE Proceedings. p. 1-14Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- Published
Electrokinetic coupling in unsaturated porous media
Matthäi, S., Revil, A., Linde, N. & Cerepi, A., 2007, In: Journal of colloid and interface science. 313, p. 315-327Research output: Contribution to journal › Article › Research › peer-review
- Published
Finite Element-Node-Centered Finite-Volume Two-Phase-Flow Experiments With Fractured Rock Represented by Unstructured Hybrid-Element Meshes
Matthäi, S., Mezentsev, A. & Belayneh, M., 2007, In: SPE reservoir evaluation & [and] engineering. p. 740-756Research output: Contribution to journal › Article › Research › peer-review
- Published
Hybrid finite element-finite volume discretization of complex geologic structures and a new simulation workflow demonstrated on fractured rocks
Matthäi, S., Paluszny, A. & Hohmeyer, M., 2007, In: Geofluids. 7, p. 186-208Research output: Contribution to journal › Article › Research › peer-review
- Published
Numerical simulation of multi-phase fluid flow in structurally complex reservoirs
Matthäi, S., Geiger, S. & Roberts, S., 2007, Structurally Complex Reservoirs. p. 405-429Research output: Chapter in Book/Report/Conference proceeding › Chapter › Research
- Published
Streaming current generation in two-phase flow conditions
Matthäi, S., Linde, N., Jougnot, D. & Revil, A., 2007, In: Geophysical research letters (GRL). 34Research output: Contribution to journal › Article › Research › peer-review
- Published
The implications of fracture swarms in the Chalk of SE England on the tectonic history of the basin and their impact on fluid flow in high-porosity, low-permeability rock
Matthäi, S., Belayneh, M. & Cosgrove, J., 2007, The Deformation of the Continental Crust. p. 499-517Research output: Chapter in Book/Report/Conference proceeding › Chapter › Research
- 2006
- Published
Multiphase thermohaline convection in the earth''s crust: I. A new finite element - Finite volume solution technique combined with a new equation of state for NaCl-H2O
Matthäi, S., Geiger, S., Driesner, T. & Heinrich, C., 2006, In: Transport in porous media. 63, p. 399-434Research output: Contribution to journal › Article › Research › peer-review
- Published
Numerical simulation of water injection into layered fractured carbonate reservoir analogs
Matthäi, S., Belayneh, M. & Geiger, S., 2006, In: AAPG bulletin. 90, p. 1473-1493Research output: Contribution to journal › Article › Research › peer-review
- Published
Prediction of vein connectivity using the percolation approach: model test with field data
Matthäi, S., Belayneh, M. & Masihi, M., 2006, In: Journal of geophysics and engineering. 3, p. 219-229Research output: Contribution to journal › Article › Research › peer-review
- Published
The dynamics of mid-ocean ridge hydrothermal systems: Splitting plumes and fluctuating vent temperatures,
Matthäi, S., Driesner, T. & Geiger, S., 2006, In: Earth and planetary science letters. 245, p. 218-231Research output: Contribution to journal › Article › Research › peer-review
- 2005
- Published
A high-order TVD transport method for hybrid meshes on complex geological geometry
Matthäi, S., Mezentsev, A. & Pain, C., 2005, In: International journal for numerical methods in engineering. 47, p. 1181-1187Research output: Contribution to journal › Article › Research › peer-review
- Published
Control-volume finite-element two-phase flow experiments with fractured rock represented by unstructured 3D hybrid meshes
Matthäi, S., Mezentsev, A. & Belayneh, M., 2005, Control-volume finite-element two-phase flow experiments with fractured rock represented by unstructured 3D hybrid meshes. p. 443-463Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- Published
Coupled heat and salt transport around cooling magmatic intrusions
Matthäi, S., Geiger, S., Driesner, T. & Heinrich, C., 2005, In: Geochimica et cosmochimica acta. 69, p. 739-739Research output: Contribution to journal › Article › Research › peer-review
- Published
On the dynamics of NaCl-H2O fluid convection in the Earth's crust
Matthäi, S., Driesner, T. & Heinrich, C., 2005, In: Journal of geophysical research / B. 110Research output: Contribution to journal › Article › Research › peer-review
- 2004
- Published
Combining finite element and finite volume methods for efficient multiphase flow simulations in highly heterogeneous and structurally complex geologic media
Matthäi, S., Robert, S. & Geiger, S., 2004, In: Geofluids. 4, p. 284-299Research output: Contribution to journal › Article › Research › peer-review
- Published
Fluid flow partitioning between fractures and a permeable rock matrix
Matthäi, S. & Belayneh, M., 2004, In: Geophysical research letters (GRL). 31Research output: Contribution to journal › Article › Research › peer-review
- Published
Is the Mount Isa copper deposit the product of forced brine convection in the footwall of a major reverse fault?
Matthäi, S., Heinrich, C. & Driesner, T., 2004, In: Geology. 32, p. 357-360Research output: Contribution to journal › Article › Research › peer-review
- 2003
- Published
Fluid flow and (reactive) transport in fractured and faulted rock
Matthäi, S., 2003, In: Journal of geochemical exploration. 78-9, p. 179-182Research output: Contribution to journal › Article › Research › peer-review
- 2002
- Published
Combining control volume finite element methods with realistic fluid properties for high-resolution simulations of multiphase flow in magmatic-hydrothermal systems
Matthäi, S., Geiger, S. & Driesner, T., 2002, In: Geochimica et cosmochimica acta. 66, p. 269-269Research output: Contribution to journal › Article › Research › peer-review
- Published
New insights from reactive transport modelling: the formation of the sericitic vein envelopes during early hydrothermal, alteration at Butte, Montana
Matthäi, S., Geiger, S., Haggerty, R. & Dilles, J., 2002, In: Geofluids. 2, p. 185-201Research output: Contribution to journal › Article › Research › peer-review
- Published
Three-dimensional geometry, ore distribution and time-integrated mass transfer through the quartz-tourmaline-gold vein network of the Sigma deposit (Abitibi belt, Canada)
Matthäi, S., Garofalo, P. & Heinrich, C., 2002, In: Geofluids. 2, p. 217-232Research output: Contribution to journal › Article › Research › peer-review
- 2001
- Published
Complex systems platform: CSP3D3.0: User's guide
Matthäi, S., 2001Research output: Book/Report › Book › Research
- Published
Modelling multi-phase flow in the earth's crust using node-centred finite volumes on unstructured finite element grids
Matthäi, S., Geiger, S. & Roberts, S., 2001Research output: Book/Report › Commissioned report › Transfer › peer-review
- 1999
- Published
Three-dimensional shear zone and joint geometry and permeability in the Sigma Gold Mine, Canada
Matthäi, S. & Garofalo, P., 1999, Three-dimensional shear zone and joint geometry and permeability in the Sigma Gold Mine, Canada. Schweizerbart, p. 1411-1414Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- 1998
- Published
Numerical simulation of departures from radial drawdown in a faulted sandstone reservoir with joints and deformation bands
Matthäi, S., Aydin, A. & Roberts, S., 1998, Faulting, Fault Sealing and Fluid Flow in Hydrocarbon Reservoirs. p. 157-191Research output: Chapter in Book/Report/Conference proceeding › Chapter › Research
- Published
Simulation of transient well-test signatures for geologically realistic faults in sandstone reservoirs1998
Matthäi, S., 1998, In: SPE journal : SPEJ. 38442Research output: Contribution to journal › Article › Research › peer-review
- 1997
- Published
Irregular alteration envelopes of mineralized fractures as a product of directed fluid flow and/or chemical dispersion?
Matthäi, S., 1997, Irregular alteration envelopes of mineralized fractures as a product of directed fluid flow and/or chemical dispersion?. p. 237-239Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- Published
Transient versus continuous fluid flow in seismically active faults: An investigation by electric analogue and numerical modelling
Matthäi, S. & Roberts, S., 1997, Transient versus continuous fluid flow in seismically active faults: An investigation by electric analogue and numerical modelling. p. 263-295Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
- 1996
- Published
Geochemistry and depositional environment of the gold-mineralized proterozoic Koolpin Formation, Pine Creek Inlier, Northern Australia: A comparison with modern shale sequences,
Matthäi, S. & Henley, R., 1996, In: Precambrian research. 78, p. 211-235Research output: Contribution to journal › Article › Research › peer-review
- Published
Quantitative modeling of fault-fluid-discharge and fault-dilation-induced fluid-pressure variations in the seismogenic zone
Matthäi, S. & Fischer, G., 1996, In: Geology. 24, p. 183-186Research output: Contribution to journal › Article › Research › peer-review
- Published
The influence of fault permeability on single-phase fluid flow near fault-sand intersections: Results from steady-state high-resolution models of pressure-driven fluid flow
Matthäi, S. & Roberts, S., 1996, In: AAPG bulletin. 80, p. 1763-1779Research output: Contribution to journal › Article › Research › peer-review
- Published
Transient versus continuous fluid flow in seismically-active faults: An investigation by electric analog and numerical modelling
Matthäi, S. & Roberts, S., 1996, Fluid Flow and Transport in Rocks. p. 263-295Research output: Chapter in Book/Report/Conference proceeding › Chapter › Research
- 1995
- Published
Gold precipitation by fluid mixing in bedding-parallel fractures near carbonaceous slates at the Cosmopolitan Howley gold deposit, northern Australia
Matthäi, S., Henley, R. & Heinrich, C., 1995, In: Economic Geology (Bulletin of the Society of Economic Geologists). 90, p. 2123-2142Research output: Contribution to journal › Article › Research › peer-review
- Published
INTRUSION-RELATED, HIGH-TEMPERATURE GOLD QUARTZ VEINING IN THE COSMOPOLITAN HOWLEY METASEDIMENTARY ROCK-HOSTED GOLD DEPOSIT, NORTHERN-TERRITORY, AUSTRALIA
Matthäi, S., Henley, R. & Bacigaluporose, S., 1995, In: Economic Geology (Bulletin of the Society of Economic Geologists). 90, p. 1012-1045Research output: Contribution to journal › Article › Research › peer-review
- 1992
- Published
ARAGUAINHA IMPACT CRATER, BRAZIL .1. THE INTERIOR PART OF THE UPLIFT
Matthäi, S., Von Engelhardt, W. & Walzebuck, J., 1992, In: Meteoritics. 27, p. 442-457Research output: Contribution to journal › Article › Research › peer-review