Publications Old

GEG Publications

[link to search tool for publications]


    REFEREED PUBLICATIONS IN JOURNALS

  1. J. Niederau and A. Ebigbo and G. Marquart and J. Arnold and C. Clauser On the impact of spatially heterogenous permeability on free convection in the Perth Basin, Australia, Geothermics, 66 pp.119-133 (2017), doi
  2. J. Ezekiel and R. Shaoran and Z. Liang and W. Yuting Displacement Mechanisms of Air Injection for IOR in Low Permeability Light Oil Reservoirs, International Journal of Oil, Gas and Coal Technology (in press), no_doi
  3. E. Rossi and M. Kant and M.O. Saar and P. Rudolf von Rohr Semi-analytic Green’s Function solution for conductive heat transfer in a half-space due to a moving convective boundary condition with adaptable shapes (2017), no_doi
  4. H. Büsing and C. Vogt and A. Ebigbo and N. Kitzsch Numerical study on CO2 leakage detection using electrical streaming potential data, Water Resour. Res, 53 pp.1-15 (2017), doi
  5. N. Garapati and B.M. Adams and J.B. Randolph and T.H. Kuehn and M. Saar Auxiliary Heating of Geothermally Preheated Brine or CO2 to Boost Electricity Production, Geothermics (2017), no_doi
  6. R. Allstadt and N. Garapati and M.O. Saar Reservoir modeling of a CO2 Plume Geothermal System, Geothermal Energy (2017), no_doi
  7. A.M.M. Leal and D.A. Kulik and M.O. Saar Inverse Chemical Equilibrium Problems: 1. General Formulation and Solution Algorithms (2017), no_doi
  8. N. Shah and F. Samrock and M.O. Saar 3-D magnetotelluric survey at northern Swiss heat flow anomaly (2017), no_doi
  9. F. Samrock and A. Grayver and M.O. Saar Crosshole electromagnetic method development for geothermal systems and other reservoirs (2017), no_doi
  10. J.M. Biellicki and S. Taff and H. Choi and B. Jamiyuranson and M.O. Saar and T.H. Kuehn and J. Ogland-Hand Economies of Scale for Producing Geothermal Energy Using Sequestered Carbon Dioxide (2017), no_doi
  11. B.M. Adams and J. Deitz and T.H. Kuehn and M.O. Saar Potential Role of Geothermal Energy Production with Sequestered Carbon Dioxide in Mitigating Climate Change (2017), no_doi
  12. B.M. Adams and T.H. Kuehn and J.M. Bielicki and N. Garapati and M.O. Saar A Characterization of Temperature Depletion in a Sedimentary Basin and its Effect on the Electric Power Output of CO2 Plume Geothermal (CPG) Power Systems (2017), no_doi
  13. M.R. Fleming and B.M. Adams and T.H. Kuehn and J.M. Bielicki and M.O. Saar A Dual-Level Reservoir, Diurnal Cycle CO2 Plume Geothermal (CPG) Energy Storage System (CPGES) – or – Performance of an Energy Storage System using Carbon Dioxide Plume Geothermal Energy (2017), no_doi
  14. A.J. Luhmann and B.M. Tutolo and B.C. Bagley and D.F.R. Mildner and W.E. Seyfried Jr. and M.O. Saar Permeability, porosity, and mineral surface area changes in basalt cores induced by reactive transport of CO2-rich brine, Water Resources Research, 53 pp.1-20 (2017), doi
  15. C. Deuber Evaluation of DNA-labeled silica nanoparticles for use as hydrogeologic tracers: field study and column experiments (2017), no_doi
  16. A.J. Luhmann and B.M. Tutolo and C. Tan and B.M. Moskowitz and M.O. Saar and W.E. Seyfried, Jr. Whole rock basalt alteration from CO2-rich brine during flow-through experiments at 150°C and 150 bar, Chemical Geology, 453 pp.92-110 (2017), doi
  17. C.A. Deuber and A. Kittilae and M. Somogyvari and G. Mikutis and P. Bayer and W.J. Stark and M.O. Saar DNA – labeled silica nanoparticles as subsurface fluid flow tracers (2017), no_doi
  18. M.R. Fleming and B.M. Adams and T.H. Kuehn and J.M. Bielicki and M.O. Saar The Effect of Water-Saturated CO2 on Wellhead Conditions and Power Production for CO2 Plume Geothermal Power Pants (2017), no_doi
  19. J.M. Myre and E. Frahm and D.J. Lilja and M.O. Saar TNT: A Preconditioned Method for Applying Conjugate Gradient to Dense Least-Squares Problems (2017), no_doi
  20. J.M. Myre and E. Frahm and D.J. Lilja and M.O. Saar TNT-NN: A Fast Active Set Method for Solving Large Non-Negative Least Squares Problems (in press), no_doi
  21. A.M.M. Leal and D. Kulik and G. Kosakowski and M.O. Saar Computational methods for reactive transport modeling: An extended law of mass-action, xLMA, method for multiphase equilibrium calculations, Advances in Water Resources, 96 pp.405-422 (2016), doi
  22. B.M. Tutolo and D.F. Mildner and C.V. Gagnon and M.O. Saar and W.E. Seyfried Nanoscale constraints on porosity generation and fluid flow during serpentinization, Geology, 44/2 pp.103-106 (2016), doi
  23. A.M.M. Leal and D.A. Kulik and M.O. Saar Enabling Gibbs energy minimization algorithms to use equilibrium constants of reactions in multiphase equilibrium calculations, Chemical Geology, 437 pp.170-181 (2016), doi
  24. A.M.M. Leal and D.A. Kulik and G. Koskowski Computational methods for reactive transport modeling: A Gibbs energy minimization approach for multiphase equilibrium calculations, Advances in Water Resources, 88 pp.231-240 (2016), doi
  25. A. Ebigbo and P.A. Lang and A. Paluszny and R.W. Zimmerman Inclusion-based effective medium models for the permeability of a 3D fractured rock mass, 137, 113/1 pp.137-158 (2016), doi
  26. A. Ebigbo and J. Niederau and G. Marquart and I. Dini and M. Thorwart and W. Rabbel and R. Pechnig and R. Bertani and C. Clauser Influence of depth, temperature, and structure of a crustal heat source on the geothermal reservoirs of Tuscany: numerical modelling and sensitivity study, Geothermal Energy, 4/5 (2016), doi
  27. R. Seidler and K. Padalkina and H.M. Buecker and A. Ebigbo and M. Herty and G. Marquart and J. Niederau Optimal experimental design for reservoir property estimates in geothermal exploration, Computational Geomechanics, 20/375 (2016), doi
  28. T.A. Buscheck and J.M. Bielicki and T.A. Edmunds and Y. Hao and Y. Sun and J.B. Randolph and M.O. Saar Multifluid geo-energy systems: Using geologic CO2 storage for geothermal energy production and grid-scale energy storage in sedimentary basins, Geosphere, 12/3 pp.1-19 (2016), doi
  29. D. Vogler and F. Amann and P. Bayer and D. Elsworth Permeability Evolution in Natural Fractures Subject to Cyclic Loading and Gouge Formation , Rock Mechanics and Rock Engineering, 49/9 pp.3463-3479 (2016), doi
  30. K. Katika and M. Ahkami and P.L. Fosbol and A.Y. Halim and A. Shapiro and K. Thomsen and I. Xiarchos and I.L. Fabricius Comparative analysis of experimental methods for quantification of small amounts of oil in water, Journal of Petroleum Science and Engineering, 147 pp.459-467 (2016), doi
  31. C.-Z. Qin and S.M. Hassanizadeh and A. Ebigbo Pore-scale network modeling of microbially induced calcium carbonate precipitation: Insight into scale dependence of biogeochemical reaction rates, Water Resources Research/52 (2016), doi
  32. P. Schaedle and T. Kaempfer and G. Pepin and J. Wendling and J. Bommundt Combining high-resolution two-phase with simplified single-phase simulations in order to optimize the performance of PA/SA simulations for a deep geological repository for radioactive waste, Geological Society, London, Special Publications, 433/443/SP443.4 (2016), doi
  33. A.M.M. Leal and D.A. Kulik and W.R. Smith and M.O. Saar An overview of novel computational methods for chemical equilibrium and kinetics calculations, IUPAC (2016), no_doi
  34. A. Kuvshinov and J. Matzka and B. Poedjono and F. Samrock and N. Olsen and S. Pai Probing Earth’s conductivity structure beneath oceans by scalar geomagnetic data: autonomous surface vehicle solution, Earth, Planets and Space, 68 (1)/189 (2016), doi
  35. S.D.C. Walsh and N. Garapati and A.M.M. Leal and M.O. Saar Calculating Thermophysical Fluid Properties during Geothermal Energy Production with Ness and Reaktoro, Geothermics (2016), no_doi
  36. S.A. Galindo-Torres and T. Molebatsi and X.Z. Kong and A. Scheuermann and D. Bringemeier and L. Li Scaling solutions for connectivity and conductivity of continuous random networks, Physical Review E, Statistical, Nonlinear, and Soft Matter Physics, 92/4 pp.041001 (2015), doi
  37. J. Bakker and A. Kuvshinov and F. Samrock and A. Geraskin and O. Pankratov Introducing inter-site phase tensors to suppress galvanic distortion in the telluric method, Earth, Planets and Space: EPS, 67/1 pp.160 (2015), doi
  38. B.M. Tutolo and X.-Z. Kong and W.E. Seyfried Jr. and M.O. Saar High performance reactive transport simulations examining the effects of thermal, hydraulic, and chemical (THC) gradients on fluid injectivity at carbonate CCUS reservoir scales, International Journal of Greenhouse Gas Control, 39 pp.285-301 (2015), doi
  39. B.M. Tutolo and A.J. Luhmann and X.-Z. Kong and M.O. Saar and W.E. Seyfried Jr. CO2 sequestration in feldspar-rich sandstone: Coupled evolution of fluid chemistry, mineral reaction rates, and hydrogeochemical properties, Geochimica Et Cosmochimica Acta, 160 pp.132-154 (2015), doi
  40. N. Garapati and J.B. Randolph and M.O. Saar Brine displacement by CO2, energy extraction rates, and lifespan of a CO2-limited CO2-Plume Geothermal (CPG) system with a horizontal production well, Geothermics, 55 pp.182-194 (2015), doi
  41. B.M. Tutolo and A.T. Schaen and M.O. Saar and W.E. Seyfried Jr. Implications of the redissociation phenomenon for mineral-buffered fluids and aqueous species transport at elevated temperatures and pressures, Applied Geochemistry, 55 pp.119-127 (2015), doi
  42. B.M. Adams and T.H. Kuehn and J.M. Bielicki and J.B. Randolph and M.O. Saar A comparison of electric power output of CO2 Plume Geothermal (CPG) and brine geothermal systems for varying reservoir conditions, Applied Energy, 140 pp.365-377 (2015), doi
  43. A.J. Luhmann and M. Covington and J. Myre and M. Perne and S.W. Jones and C.E. Alexander Jr. and M.O. Saar Thermal damping and retardation in karst conduits, Hydrology and Earth System Sciences, 19/1 pp.137-157 (2015), doi
  44. F. Samrock and A. Kuvshinov and J. Bakker and A. Jackson and F. Shimeles 3-D analysis and interpretation of magnetotelluric data from the Aluto-Langano geothermal field, Ethiopia, Geophysical Journal International, 202/3 pp.1923-1948 (2015), doi
  45. Y. Ma and X. -Z. Kong and A. Scheuermann and S. A. Galindo-Torres and D. Bringemeier and L. Li Microbubble transport in water-saturated porous media, Water Resources Research, 51/6 pp.4359-4373 (2015), doi
  46. A.M.M. Leal and M.J. Blunt and T.C. LaForce A chemical kinetics algorithm for geochemical modelling, Applied Geochemistry, 55 pp.46-61 (2015), doi
  47. J.C. Manceau and J. Ma and R. Li Two-phase flow properties of a sandstone rock for the CO2/water system: Core-flooding experiments, and focus on impacts of mineralogical changes, Water Resources Research, 51 pp.2885-2900 (2015), doi
  48. J. Hommel and E. Lauchnor and R. Gerlach and A.B. Cunningham and A. Ebigbo and R. Helmig and H. Class Investigating the influence of the initial biomass distribution and injection strategies on biofilm- mediated calcite precipitation in porous media, Transport in Porous Media (2015), doi
  49. J. Hommel and E. Lauchnor and A. Phillips and R. Gerlach and A.B. Cunningham and R. Helmig and A. Ebigbo and H. Class A revised model for microbially induced calcite precipitation: Improvements and new insights based on recent experiments, Water Resources Research, 51/5 pp.3695-3715 (2015), doi
  50. M. Li and S. Fan and Y. Su and J. Ezekiel and M. Lu and L. Zhang Mathematical models of the heat-water dissociation of natural gas hydrates considering a moving Stefan boundary, Energy, 90/1 pp.202-207 (2015), doi
  51. D. Li and B. Ren and L. Zhang and J. Ezekiel and S. Ren and Y. Feng CO2-sensitive foams for mobility control and channeling blocking in enhanced WAG process, Chemical Engineering Research and Design, 102 pp.234-243 (2015), doi
  52. L. Zhang and D. Li and J. Ezekiel CO2 Geological Storage into a Lateral Aquifer of an Offshore Gas Field in the South China Sea: Storage Safety and Project Design, Frontiers of Earth Science (2015), doi
  53. B.M. Tutolo and A.J. Luhmann and X.-Z. Kong and M.O. Saar and W.E. Seyfried Jr. Experimental observation of permeability changes in dolomite at CO2 sequestration conditions, Environmental Science and Technology, 48/4 pp.2445-2452 (2014), doi
  54. A.J. Luhmann and X.-Z. Kong and B.M. Tutolo and N. Garapati and B.C. Bagley and M.O. Saar and W.E. Seyfried Jr. Experimental dissolution of dolomite by CO2-charged brine at 100oC and 150 bar: Evolution of porosity, permeability, and reactive surface area, Chemical Geology, 380 pp.145-160 (2014), doi
  55. B.M. Adams and T.H. Kuehn and J.M. Bielicki and J.B. Randolph and M.O. Saar On the importance of the thermosiphon effect in CPG (CO2-Plume geothermal) power systems, Energy, 69 pp.409-418 (2014), doi
  56. B.M. Tutolo and X.-Z. Kong and W.E. Seyfried Jr. and M.O. Saar Internal consistency in aqueous geochemical data revisited: Applications to the aluminum system, Geochimica et Cosmochimica Acta, 133 pp.216-234 (2014), doi
  57. N. Garapati and J.B. Randolph and J.L. Valencia Jr. and M.O. Saar CO2-Plume Geothermal (CPG) Heat Extraction in Multi-layered Geologic Reservoirs, Energy Procedia, 63 pp.7631-7643 (2014), doi
  58. T.A. Buscheck and J.M. Bielicki and M. Chen and Y. Sun and Y. Hao and T.A. Edmunds and M.O. Saar and J.B. Randolph Integrating CO2 Storage with Geothermal Resources for Dispatchable Renewable Electricity, Energy procedia, 63 pp.7619-7630 (2014), doi
  59. N. Garapati and B.J. Anderson Statistical Thermodynamics Model and Empirical Correlations for Predicting Mixed Hydrate Phase Equilibria, Fluid Phase Equilibria, 373 pp.20-28 (2014), doi
  60. A.M.M. Leal and M.J. Blunt and T.C. LaForce Efficient chemical equilibrium calculations for geochemical speciation and reactive,transport modelling, Geochimica et Cosmochimica Acta, 131 pp.301-322 (2014), doi
  61. L. Zhang and J. Ezekiel and D. Li and J. Pei Potential Assessment of CO2 Injection for Heat Mining and Geological Storage in Geothermal Reservoirs of China, Applied Energy, 122 pp.237-246 (2014), doi
  62. J. Ren and L. Zhang and J. Ezekiel and S. Ren and S. Meng Reservoir Characteristics and Productivity Analysis of Tight Sand Gas in Upper Paleozoic Ordos Basin China, Journal of Natural Gas Science and Engineering, 19 pp.244-250 (2014), doi
  63. Y. Ma and A. Scheuermann and D. Bringemeier and X.-Z. Kong and L. Li Size distribution measurement for densely binding bubbles via image analysis, Experiments in Fluids, 55/1860 (2014), doi
  64. N. Deichmann and T. Kraft and K.F. Evans Identification of faults activated during the stimulation of the Basel geothermal project from cluster analysis and focal mechanisms of the larger magnitude events, Geothermics, 52 pp.84-97 (2014), doi
  65. P. Schaedle and N. Hubschwerlen and H. Class Optimizing the modeling performance for safety assessments of nuclear waste repositories by approximating two-phase flow and transport by single-phase transport simulations, Nuclear Technology/187(2) pp.188-197 (2014), doi
  66. B.M. Adams and T.H. Kuehn and J.B. Randolph and M.O. Saar The reduced pumping power requirements from increasing the injection well fluid density, Transactions – Geothermal Resources Council, 37 pp.667-672 (2013), no_doi
  67. J.B. Randolph and M.O. Saar and J.M. Bielicki Geothermal energy production at geologic CO2 sequestration sites: Impact of thermal drawdown on reservoir pressure, Energy Procedia, 37 pp.6625-6635 (2013), doi
  68. R. Gottardi and P.-H. Kao and M.O. Saar and Ch. Teyssier Effects of permeability fields on fluid, heat, and oxygen isotope transport in extensional detachment systems, Geochemistry, Geophysics, Geosystems, 14/5 pp.1493-1522 (2013), doi
  69. S.D.C. Walsh and M.O. Saar Developing extensible lattice-Boltzmann simulators for general-purpose graphics-processing units, Communications in Computational Physics, 13/3 pp.867-879 (2013), doi
  70. X.-Z. Kong and M.O. Saar DBCreate: A SUPCRT92-based program for producing EQ3/6, TOUGHREACT, and GWB thermodynamic databases at user-defined T and P, Computers and Geosciences, 51 pp.415-417 (2013), doi
  71. X.-Z. Kong and M.O. Saar Numerical study of the effects of permeability heterogeneity on density-driven convective mixing during CO2 dissolution storage, Int. J. Greenhouse Gas Control, 19 pp.160-173 (2013), doi
  72. A.J. Luhmann and X.-Z. Kong and B.M. Tutolo and K. Ding and M.O. Saar and W.E. Seyfried Jr. Permeability reduction produced by grain reorganization and accumulation of exsolved CO2 during geologic carbon sequestration: A new CO2 trapping mechanism, Environmental Science and Technlogy, 47/1 pp.242-251 (2013), doi
  73. A.M.M. Leal and M.J. Blunt and T.C. LaForce A robust and efficient numerical method for multiphase equilibrium calculations: Application to CO2-brine-rock systems at high temperatures, pressures and salinities, Advances in Water Resources, 62(Part C) pp.409-430 (2013), doi
  74. J. Ma and D. Petrilli and J.C. Manceau Core scale modelling of CO2 flowing: identifying key parameters and experiment fitting, Energy Procedia, 37 pp.5464-5472 (2013), doi
  75. A. Ebigbo and F. Golfier and M. Quintard A coupled, pore-scale model for methanogenic microbial activity in underground hydrogen storage, Advances in Water Resources, 61 pp.74-85 (2013), doi
  76. T. Lange and M. Sauter and M. Heitfeld and K. Schetelig and K. Brosig and W. Jahnke and A. Kissinger and R. Helmig and A. Ebigbo and H. Class Hydraulic fracturing in unconventional gas reservoirs: risks in the geological system, part 1, Environmental Earth Sciences, 70/8 pp.3839-3853 (2013), doi
  77. A. Kissinger and R. Helmig and A. Ebigbo and H. Class and T. Lange and M. Sauter and M. Heitfeld and J. Klünker and W. Jahnke Hydraulic fracturing in unconventional gas reservoirs: risks in the geological system, part 2, Environmental Earth Sciences, 70/8 pp.3855-3873 (2013), no_doi
  78. A.B. Cunningham and E. Lauchnor and J. Eldring and E. Esposito and A.C. Mitchell and R. Gerlach and A.J. Phillips and A. Ebigbo and L.H. Spangler Abandoned well CO2 leakage mitigation using biologically induced mineralization: current progress and future directions, Greenhouse Gases: Science & Technology, 3 pp.40-49 (2013), doi
  79. R. Helmig and B. Flemisch and M. Wolff and A. Ebigbo and H. Class Model coupling for multiphase flow in porous media, Advances in Water Resources, 51/7 pp.52-66 (2013), doi
  80. F. Samrock and A. Kuvshinov Tippers at island observatories: Can we use them to probe electrical conductivity of the Earth’s crust and upper mantle?, Geophysical Research Letters – AGU Journal, 40/5 pp.824-828 (2013), doi
  81. M. Covington and A.F. Banwell and J. Gulley and M.O. Saar Quantifying the effects of glacier conduit geometry and recharge on proglacial hydrograph form, Journal of Hydrology, 414-415 pp.59-71 (2012), doi
  82. J.B. Randolph and B.M. Adams and T.H. Kuehn and M.O. Saar Wellbore heat transfer in CO2-based geothermal systems, Geothermal Resources Council (GRC) Transactions, 36 pp.549-554 (2012), no_doi
  83. M.D. Covington and A.J. Luhmann and C. Wicks and M.O. Saar Process length scales and longitudinal damping in karst conduits, Journal of Geophysical Research – Earth Surface, 117, F01025 (2012), doi
  84. S.C. Alexander and M.O. Saar Improved characterization of small u for Jacob pumping test analysis methods, Ground Water, 50/2 pp.256-265 (2012), doi
  85. J. Ma and R.N. Xu and S. Luo Core-scale Experimental Study on Supercritical-Pressure CO2 Migration Mechanism during CO2 Geological Storage in Deep Saline Aquifers, Journal of Engineering Thermophysics, 33 pp.1971-1975 (2012), no_doi
  86. A. Ebigbo and A. Phillips and R. Gerlach and R. Helmig and A.B. Cunningham and H. Class Darcy-scale modeling of microbially induced carbonate mineral precipitation in sand columns, Water Resources Research, 48/7, W07519 (2012), doi
  87. K.F. Evans and A. Zappone and T. Kraft and N. Deichmann and F. Moia A survey of the induced seismic responses to fluid injection in geothermal and CO2 reservoirs in Europe, Geothermics, 41 pp.30-54 (2012), doi
  88. M. Covington and A.F. Banwell and J. Gulley and M.O. Saar Quantifying the effects of glacier conduit geometry and recharge on proglacial hydrograph form, Journal of Hydrology (2011), doi
  89. M.D. Covington and A.J. Luhmann and F. Gabrovsek and M.O. Saar and I. Willis and C.M. Wicks Mechanisms of heat exchange between water and rock in karst conduits, Water Resources Research, 47, W10514/10 (2011), doi
  90. J.B. Randolph and M.O. Saar Impact of reservoir permeability on the choice of subsurface geothermal heat exchange fluid: CO2 versus water and native brine, Geothermal Resources Council (GRC) Transactions, 35 pp.521-526 (2011), no_doi
  91. J.B. Randolph and M.O. Saar Combining geothermal energy capture with geologic carbon dioxide sequestration, Geophysical Research Letters, 38, L10401 (2011), doi
  92. M.A. Davis and S.D.C. Walsh and M.O. Saar Statistically reconstructing continuous isotropic and anisotropic two-phase media while preserving macroscopic material properties, Physical Review E, 83, 026706 (2011), doi
  93. J.B. Randolph and M.O. Saar Coupling carbon dioxide sequestration with geothermal energy capture in naturally permeable, porous geologic formations: Implications for CO2 sequestration, Energy Procedia, 4 pp.2206-2213 (2011), doi
  94. M.O. Saar Review: Geothermal heat as a tracer of large-scale groundwater flow and as a means to determine permeability fields, special theme issue on Environmental Tracers and Groundwater Flow, editor-invited peer-reviewed contribution, Hydrogeology Journal, 19 pp.31-52 (2011), doi
  95. X.-Z. Kong and M. Holzner and F. Stauffer and W. Kinzelbach Time-resolved 3D visualization of air injection in a liquidsaturated refractive-index-matched porous medium, Exp. Fluids, 50 pp.1659-1670 (2011), doi
  96. J. Myre and S.D.C. Walsh and D.J. Lilja and M.O. Saar Performance analysis of single-phase multiphase, and multicomponent lattice-Boltzmann fluid flow simulations on GPU clusters, Concurrency and Computation: Practice and Experience, 23 pp.332-350 (2010), doi
  97. S. Dasgupta and M.O. Saar and R.L. Edwards and C.-C. Shen and H. Cheng and C.E. Alexander Jr. Three thousand years of extreme rainfall events recorded in stalagmites from Spring Valley Caverns, Minnesota, Earth and Planetary Science Letters, 300 pp.46-54 (2010), doi
  98. S.D.C. Walsh and M.O. Saar Interpolated lattice-Boltzmann boundary conditions for surface reaction kinetics, Physical Review E, 82, 066703 (2010), doi
  99. J.B. Randolph and M.O. Saar Coupling geothermal energy capture with carbon dioxide sequestration in naturally permeable, porous geologic formations: A comparison with enhanced geothermal systems, Geothermal Resources Council (GRC) Transactions, 34 pp.433-438 (2010), no_doi
  100. S.D.C. Walsh and M.O. Saar Macroscale lattice-Boltzmann methods for low-Peclet-number solute and heat transport in heterogeneous porous media, Water Resources Research, 46, W07517 (2010), doi
  101. I. Skjaelaaen and A. Ebigbo and M. Espedal and R. Helmig A model for transport of hydrogen sulfide in oil- and water-saturated porous media, Computing and Visualization in Science, 13/6 pp.265-273 (2010), doi
  102. A. Ebigbo and R. Helmig and A.B. Cunningham and H. Class and R. Gerlach Modelling biofilm growth in the presence of carbon dioxide and water flow in the subsurface, Advances in Water Resources, 33/7 pp.762-781 (2010), doi
  103. T.L. van Noorden and I.S. Pop and A. Ebigbo and R. Helmig An upscaled model for biofilm growth in a thin strip, Water Resources Research, 46/6, W06505 (2010), doi
  104. X.-Z. Kong and W. Kinzelbach Morphodynamics during air injection into water-saturated movable spherical granulates, Chem. Eng. Sci., Chem.Eng.Sci., 65 pp.4652-4660 (2010), doi
  105. X.-Z. Kong and W. Kinzelbach Compaction and size segregation in a liquid-saturated grain packing due to pulsation effect during air injection, Chem.Eng.Sci., 65 pp.2680-2688 (2010), doi
  106. A. Genter and K.F. Evans and N. Cuenot and D. Fritsch and B. Sanjuan The Soultz geothermal adventure: 20 years of research and exploration of deep crystalline fractured rocks for EGS development, Comptes Rendus Geoscience, 342 pp.502-516 (2010), doi
  107. M. Covington and C.M. Wicks and M.O. Saar A dimensionless number describing the effects of recharge and geometry on discharge from simple karst aquifers, Water Resources Research, 45, W11410 (2009), doi
  108. S.D.C. Walsh and M.O. Saar and P. Bailey and D.J. Lilja Accelerating geoscience and engineering system simulations on graphics hardware, Computers and Geosciences, 35/12 pp.2353-2364 (2009), doi
  109. S.D.C. Walsh and H. Burwinkle and M.O. Saar A new partial-bounceback lattice-Boltzmann method for fluid flow through heterogeneous media, Computers and Geosciences, 35/6 pp.1186-1193 (2009), doi
  110. H. Class and A. Ebigbo and R Helmig and H.K. Dahle and J.M. Nordbotten and M.A. Celia and P. Audigane and M. Darcis and J. Ennis-King and Y. Fan A benchmark study on problems related to CO2 storage in geologic formations , Computational Geosciences, 13/4, Sp. Iss. SI pp.409-434 (2009), doi
  111. A. Kopp and A. Ebigbo and A. Bielinski and H. Class and R. Helmig Numerical simulation of temperature changes caused by CO2 injection in geological reservoirs, AAPG Studies in Geology, 59/26 pp.439-456 (2009), doi
  112. F. Stauffer and X.-Z. Kong and W. Kinzelbach A stochastic model for air injection into saturated porous media, Water Resour, 32 pp.1180-1186 (2009), doi
  113. X.-Z. Kong and W. Kinzelbach Migration of air channels: an instability of air flow in mobile saturated porous media, Chem.Eng.Sci., 64 pp.1528-1535 (2009), doi
  114. S.D.C. Walsh and M.O. Saar Magma yield stress and permeability: Insights from multiphase percolation theory, Journal of Volcanology and Geothermal Research, 177 pp.1011-1019 (2008), doi
  115. S.D.C. Walsh and M.O. Saar Numerical Models of Stiffness and Yield Stress Growth in Crystal-Melt Suspensions, Earth and Planetary Science Letters, 267/1-2 pp.32-44 (2008), doi
  116. A. Ebigbo and H. Class and R. Helmig CO2 leakage through an abandoned well: problem- oriented benchmarks, Computational Geosciences, 11/2 pp.103-115 (2007), doi
  117. W.-J. Wang and X.-Z. Kong and Z.-G. Zhu Friction and relative energy dissipation in sheared granular materials, Phys.Rev. E, 75/041302 (2007), doi
  118. R.A. Edwards and B. Rodriguez-Brito and L. Wegley and M. Haynes and M. Breitbart and D.M. Petersen and M.O. Saar and S.C. Alexander and E.C. Alexander Jr. and F. Rohwer Using pyrosequencing to shed light on deep mine microbial ecology, BMC Genomics (2006), doi
  119. H. Class and A. Bielinski and R. Helmig and A. Kopp and A. Ebigbo Numerical simulation of CO2 storage in geological formations, Chemie Ingenieur Technik, 78/4 pp.445-452 (2006), doi
  120. X.-Z. Kong and M.-B. Hu and Q.-S. Wu and Y.-H. Wu Effects of vibration frequency on intruders’ position in granular bed, Phys. Lett A, 356 pp.267-271 (2006), doi
  121. X.-Z. Kong and M.-B. Hu and Q.-S. Wu and Y.-H. Wu Effects of bottleneck on granular convection cells and segregation, Granular Matter, 8 pp.119-124 (2006), doi
  122. X.-Z. Kong and M.-B. Hu and Q.-S. Wu and Y.-H. Wu Kinetic energy sandpile model for conical sandpile development by evolving rivers, Phys. Lett A, 348 pp.77-81 (2006), doi
  123. L.B. Christiansen and S. Hurwitz and M.O. Saar and S.E. Ingebritsen and P.A. Hsieh Seasonal seismicity at western United States volcanic centers, Earth and Planetary Science Letters, 240 pp.307-321 (2005), no_doi
  124. M.O. Saar and M.C. Castro and C.M. Hall and M. Manga and T.P. Rose Quantifying magmatic, crustal, and atmospheric helium contributions to volcanic aquifers using all stable noble gases: Implications for magmatism and groundwater flow, Geochemistry Geophysics Geosystems, 6/3 (2005), doi
  125. M.-B. Hu and X.-Z. Kong and Q.-S. Wu and Y.-H. Wu Effects of container geometry on granular segregation pattern, Chinese Physics, 14 pp.1793-1800 (2005), doi
  126. M.-B. Hu and X.-Z. Kong and Q.-S. Wu and Y.-H. Wu Granular segregation in a multi-bottleneck container: Mobility effect, Int. J. Mod. Phys. B, 19 pp.1793-1800 (2005), doi
  127. X.-Z. Kong and M.-B. Hu and Q.-S. Wu and Y.-H. Wu Ring-like size segregation in vibrated cylinder with a bottleneck, Phys. Lett A, 341 pp.278-284 (2005), doi
  128. M.-B. Hu and Q.-S. Wu and X.-Z. Kong and Y.-H. Wu Discharge oscillation of particles from a vertical Pipe with capillary outlet, Chinese Science Bulletin, 50 pp.1076-1078 (2005), doi
  129. M.O. Saar and M. Manga Depth dependence of permeability in the Oregon Cascades inferred from hydrogeologic, thermal, seismic, and magmatic modeling constraints, Journal of Geophysical Research, 109/B4, B04204 (2004), doi
  130. M.A. Jellinek and M. Manga and M.O. Saar Did melting glaciers cause volcanic eruptions in eastern California? Probing the mechanics of dike formation, Journal of Geophysical Research, 109/B9, B09206 (2004), doi
  131. M.-B. Hu and X.-Z. Kong and Q.-S. Wu and Z.-G. Zhu Experimental study of energy absorption properties of granular materials under low frequency vibrations, Int. J. Mod. Phys. B., 18 pp.2708-2712 (2004), doi
  132. M.O. Saar and M. Manga Seismicity induced by seasonal groundwater recharge at Mt. Hood, Oregon, Earth and Planetary Science Letters, 214 pp.605-618 (2003), no_doi
  133. M.O. Saar and M. Manga Continuum percolation for randomly oriented soft-core prisms, Physical Review E, 65/056131 (2002), no_doi
  134. M.O. Saar and M. Manga and K.V. Cashman and S. Fremouw Numerical models of the onset of yield strength in crystal-melt suspensions, Earth and Planetary Science Letters, 187 pp.367-379 (2001), doi
  135. M.O. Saar and M. Manga Permeability-porosity relationship in vesicular basalts, Geophysical Research Letters, 26/1 pp.111-114 (1999), no_doi

    PROCEEDINGS REFEREED

  1. E. Rossi and M. Kant and F. Amann and M.O. Saar and P. Rudolf von Rohr The effects of flame-heating on rock strength: Towards a new drilling technology, Proceedings ARMA 2017 (2017), no_doi
  2. D. Vogler and R.R. Settgast and C.S. Sherman and V.S. Gischig and R. Jalali and J.A. Doetsch and B. Valley and K.F. Evans and F. Amann and M.O. Saar Modeling the Hydraulic Fracture Stimulation performed for Reservoir Permeability Enhancement at the Grimsel Test Site, Switzerland (2017), no_doi
  3. N. Garapati and J. Randolph and S. Finsterle and M.O. Saar Simulating Reinjection of Produced Fluids Into the Reservoir, Proceedings of 41st Workshop on Geothermal Reservoir Engineering (2016), no_doi
  4. D. Vogler and R. Settgast and C. Annavarapu and P. Bayer and F. Amann Hydro-Mechanically Coupled Flow through Heterogeneous Fractures, Proceedings of the 41st Workshop on Geothermal Reservoir Engineering Stanford University pp.SGP-TR-209 (2016), no_doi
  5. J. Hommel and A. Ebigbo and R. Gerlach and A. B. Cunningham and R. Helmig and H. Class Finding a Balance between Accuracy and Effort For Modeling Biomineralization, Energy Procedia, 97 pp.379-386 (2016), doi
  6. M. Ahkami and K.H. Chakravarty and I. Xiarchos and K. Thomsen and P.L. Fosbol Determining Optimum Aging Time Using Novel Core Flooding Equipment (2016), doi
  7. N. Garapati and J.B. Randolph and J.L. Valencia Jr. and M.O. Saar Design of CO2-Plume Geothermal (CPG) subsurface system for various geologic parameters, Proceedings of the Fifth International Conference on Coupled Thermo-Hydro-Mechanical-Chemical (THMC) Processes in Geosystems: Petroleum and Geothermal Reservoir Geomechanics and Energy Resource Extraction (2015), no_doi
  8. B. Valley and K.F. Evans Estimation of the stress magnitudes in Basel Enhanced Geothermal System, Proceedings World Geothermal Congress 2015 (2015), no_doi
  9. M. Ziegler and B. Valley and K.F. Evans Characterization of natural fractures and fracture zones of the Basel EGS reservoir inferred from geophysical logging of the Basel-1 well, Proceedings World Geothermal Congress 2015 pp.31003 (2015), no_doi
  10. N. Garapati and J.B. Randolph and M.O. Saar Superheating Low-Temperature Geothermal Resources to Boost Electricity Production, Proceedings of the 40th Workshop on Geothermal Reservoir Engineering 2015, 2 pp.1210-1221 (2015), no_doi
  11. M.R. Jalali and K.F. Evans and B.C. Valley and M.B. Dusseault Relative Importance of THM Effects during Non-isothermal Fluid Injection in Fractured Media, 49th US Rock Mechanics / Geomechanics Symposium (2015), no_doi
  12. M.O. Saar and Th. Buscheck and P. Jenny and N. Garapati and J.B. Randolph and D. Karvounis and M. Chen and Y. Sun and J.M. Bielicki Numerical Study of Multi-Fluid and Multi-Level Geothermal System Performance, Proceedings World Geothermal Congress 2015 (2015), no_doi
  13. T.A. Buscheck and J.M. Bielicki and M. Chen and Y. Sun and Y. Hao and T.A. Edmunds and J.B. Randolph and M.O. Saar Multi-Fluid Sedimentary Geothermal Energy Systems for Dispatchable Renewable Electricity, Proceedings to the World Geothermal Congress (2015), no_doi
  14. J. Ezekiel and Y. Wang and Y. Liu Case Study of Air Injection IOR Process for a Low Permeability Light Oil Reservoir in Eastern China, Proceeding SPE Annual Caspian Technical Conference and Exhibition (2014), doi
  15. J. Hommel and A. B. Cunningham and R. Helmig and A. Ebigbo and H. Class Numerical Investigation of Microbially Induced Calcite Precipitation as a Leakage Mitigation Technology, Energy Procedia, 40 pp.392-397 (2013), doi
  16. P. Bailey and J. Myre and S.C.D. Walsh and D.J. Lilja and M.O. Saar Accelerating Lattice Boltzmann Fluid Flow Simulations Using Graphics Processors, IEEE pp.550-557 (2009), doi

    THESES

  1. F. Samrock Constraints on the source of unrest at the Aluto-Langano geothermal field, Ethiopia, inferred from 3-D interpretation of MT measurements, Theses PhD (ETH-Zürich) (2015), doi
  2. A. Kittilä Groundwater flow paths in the bedrock fracture zones revealed by using the stable isotopes of oxygen and hydrogen in the Talvivaara mine gypsum pond area, Northeastern Finland, Theses MSc (2015), no_doi
  3. M. Ahkami Smart waterflooding of petroleum reservoirs: verifying the models with experimental data, Theses MSc (2015), no_doi
  4. J.C. Ezekiel Screening of Gas Injection Techniques for IOR in Low Permeability Reservoirs: Case Study of Q131 block in Liaohe, Theses MSc (2014), no_doi
  5. A. Leal Computational methods for geochemical modelling: Applications to carbon dioxide sequestration, Theses PhD (2014), no_doi
  6. A. Leal Four phase equilibrium and partitioning calculations for sequestration of carbon dioxide and hydrogen sulfide in deep saline aquifers, Theses MSc (2010), no_doi
  7. A. Ebigbo Modelling of biofilm growth and its influence on CO2 and water (two-phase) flow in porous media, Theses PhD (2009), doi
  8. A. Ebigbo Thermal Effects of Carbon Dioxide Sequestration in the Subsurface. Diplomarbeit, Institut für Wasserbau, Theses MSc (2005), no_doi
.>/span>

 


Search for GEG Publications


1. Author

Please write down first letters of lastname. Then choose the complete name (lastname, firstname) out of the dropdown list.
If nothing is entered, all authors will be listed.

2. Year(s) of Publication