Maitre de Conférence - ENGEES


Research activities

  • Modeling water flow, mass and heat transfer in aquifers.
  • Development of efficient and robust numerical models.

Teaching activities

  • Numerical Methods for Engineers in geoscience
  • Introduction to simulation in multiphysics
  • Hydrogeology
  • Soil mechanics
  • Fluid Mechanics
  • Thermodynamics


  1. Shafabakhsh P., Ataie-Ashtiani B., Simmons C. T., Younes A., Fahs M. (2021). Convective-Reactive Transport of Dissolved CO2 in Fractured-Geological Formations. International Journal of Greenhouse Gas Control (minor revisions).
  2. Drouin G., Fahs M., Droz B., Younes A., Imfeld G., Payraudeau S. (2021). Pollutant dissipation at the sediment‐water‐interface: a robust discrete continuum numerical model and recirculating laboratory experiments. Water Resources Research,
  3. Raeisi Isa-Abad, A., Fontaine, V., Ghafouric, H.-R., Younes, A., & Fahs, M. (2020). A fully interior penalty discontinuous Galerkin method for variable density groundwater flow problems. Computers & Fluids.
  4. Tabrizi Nejad As, M., Fahs, M., Ataie-Ashtiani, B., Simmons, C. T., di Chiara Roupert, R., & Younes, A. (2020). A Fourier series solution for transient three-dimensional thermohaline convection in porous enclosures. Water Resources Research.
  5. Koohbor, B., Fahs, M., Hoteit, H., Doummar, J., Younes, A., & Belfort, B. (2020). An advanced discrete fracture model for variably saturated flow in fractured porous media. Advances in Water Resources, 140, 103602.
  6. Rajabi, M. M., Belfort, B., Lehmann, F., Weill, S., Ataie-Ashtiani, B., & Fahs, M. (2020). An improved Kalman filtering approach for the estimation of unsaturated flow parameters by assimilating photographic imaging data. Journal of Hydrology, 590, 125373.
  7. Rajabi, M. M., Fahs, M., Panjehfouladgaran, A., Ataie-Ashtiani, B., Simmons, C. T., & Belfort, B. (2020). Uncertainty quantification and global sensitivity analysis of double-diffusive natural convection in a porous enclosure. International Journal of Heat and Mass Transfer, 162, 120291.
  8. Younes, A., Fahs, M., Ataie-Ashtiani, B., & Simmons, C. T. (2020). Effect of distance-dependent dispersivity on density-driven flow in porous media. Journal of Hydrology, 589, 125204.
  9. Younes, A., Shao, Q., Mara, T. A., Baalousha, H. M., & Fahs, M. (2020). Use of Global Sensitivity and Data-Worth Analysis for an Efficient Estimation of Soil Hydraulic Properties. Water, 12(3), 736.
  10. Fahs, M., Graf, T., Tran, T.V., Ataie-Ashtiani, B., Simmons, Craig.T., Younes, A., 2020. Study of the Effect of Thermal Dispersion on Internal Natural Convection in Porous Media Using Fourier Series. Transp Porous Med 131, 537–568.
  11. Mara, T.A., Fahs, M., Shao, Q., Younes, A., 2019. Random Sampling from Joint Probability Distributions Defined in a Bayesian Framework. SIAM J. Sci. Comput. 41, A316–A338.
  12. Koohbor, B., Fahs, M., Ataie-Ashtiani, B., Belfort, B., Simmons, C.T., Younes, A., 2019. Uncertainty analysis for seawater intrusion in fractured coastal aquifers: Effects of fracture location, aperture, density and hydrodynamic parameters. Journal of Hydrology 571, 159–177.
  13. Baalousha, H., Fahs, M., Ramasomanana, F., Younes, A., 2019. Effect of Pilot-Points Location on Model Calibration: Application to the Northern Karst Aquifer of Qatar. Water 11, 679.
  14. Belfort, Weill, M. Fahs, Lehmann, 2019. Laboratory Experiments of Drainage, Imbibition and Infiltration under Artificial Rainfall Characterized by Image Analysis Method and Numerical Simulations. Water 11, 2232.
  15. Shafabakhsh, P., Fahs, M., Ataie-Ashtiani, B., Simmons, C.T., 2019. Unstable Density-Driven Flow in Fractured Porous Media: The Fractured Elder Problem. Fluids 4, 168.
  16. Younes, A., Zaouali, J., Kanzari, S., Lehmann, F., Fahs, M., 2019. Bayesian Simultaneous Estimation of Unsaturated Flow and Solute Transport Parameters from a Laboratory Infiltration Experiment. Water 11, 1660.
  17. Q. Shao, M. Fahs, H. Hoteit, J. Carrera, P. Ackerer, A. Younes: A 3D semi-analytical solution for density-driven flow in porous media, Water Resources Research, 2018.
  18. T. Mara, M. Fahs, Q. Shao, A. Younes: Random sampling from joint probability distributions in a Bayesian framework, accepted in SIAM Journal on Scientific Computing, 2018
  19. A. Younes, J. Zaoualia, M. Fahs, F. Slama, O. Grunberger, T.A. Mara: Bayesian soil parameter estimation: Results of percolation-drainage vs infiltration laboratory experiments, Journal of Hydrology, 2018.
  20. A. Younes, T. Mara, M. Voltz, L. Guellouz, H. Musa Baalousha, M. Fahs: A new efficient Bayesian parameter inference strategy: Application to flow and pesticide transport through unsaturated porous media. Journal of Hydrology, 2018.
  21. A. Younes, J. Zaouali, F. Lehmann, M. Fahs:  Sensitivity and identifiability of hydraulic and geophysical parameters from streaming potential signals in unsaturated porous media. Hydrology and Earth System Sciences, 2018.
  22. B. Koohbor, M. Fahs, B. Ataie-Ashtiani, C.T. Simmons, A. Younes: Semi-analytical solutions for contaminant transport under variable velocity field in a coastal aquifer, Journal of hydrology, 2018. 
  23. M. Fahs, B. Koohbor, B. Belfort, B. Ataie-Ashtiani, C.T. Simmons, A. Younes and P. Ackerer, A Generalized Semi-Analytical Solution for the Dispersive Henry Problem: Effect of Stratification and Anisotropy on Seawater Intrusion, Water, 2018.
  24. F. Ramasomanana, M. Fahs, H. Balousha, N. Barth, S Ahzi: An Efficient ELLAM Implementation for Modeling Solute Transport in Fractured Porous Media, Water air and soil pollution, 2018.


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