Janez Perko

Person

Perko, Janez

  • Engineered and Geosystems Analysis

Person: Employee

  1. Evolution of sorption properties in large-scale concrete structures accounting for long-term physical-chemical concrete degradation

    Perko, J., Jacques, D., Seetharam, S. & Mallants, D., Feb 2012, Proceedings of the 14th International Conference on Environmental Remediation and Radioactive Waste Management - ICEM2011. United States

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  2. Influence of fracture networks on radionuclide transport fromsolidified waste forms

    Seetharam, S., Perko, J., Jacques, D. & Mallants, D., 15 Apr 2014, In : Nuclear Engineering and Design. 270, 15/04, p. 162-175

    Research output: Contribution to journalArticle

  3. Comparison of Numerical Tools Through Thermo-Hydro-Gas Transport Modeling for a Geological Repository in Boom Clay

    Yu, L., Weetjens, E., Perko, J. & Mallants, D., Jun 2011, In : Nuclear Technology. 174, 3, p. 411-423

    Research output: Contribution to journalArticle

  4. Coupling time-dependent sorption values of degrading concrete with a radionuclide migration model

    Perko, J., Mallants, D., Jacques, D. & Wang, L., Jul 2010, ICEM'09/DECOM'09 Proceedings of the 12th International Conference on Environmental Remediation and Radioactive Waste Management. Fairfield, NJ 07007-2300, United States

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  5. Diffusion velocity lattice Boltzmann formulation applied to transport in macroscopic porous media

    Perko, J. & Patel, R., Dec 2014, In : International Journal of Modern Physics C. 25, 12, p. 1-9

    Research output: Contribution to journalArticle

  6. Lattice Boltzmann based multicomponent reactive transport model coupled with geochemical solver for pore scale simulations

    Patel, R., Perko, J., Jacques, D., De Schutter, G., Ye, G. & Van Breugel, K., Jun 2013, Computational Methods for Coupled Problems in Science and Engineering V. Barcelona, Spain, p. 806-817

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  7. Building a Robust Numerical Model for Mass Transport Through Complex Porous Media

    Perko, J., Mallants, D., Vermariën, E. & Cool, W., 6 Nov 2008, Proceedings of COMSOL conference, Hannover 2008. Stockholm, Sweden, Vol. 1.

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  8. Thermohydraulic Analysis of Gas Generation in a Disposal Facility for Vitrified High-Level Radioactive Waste in Boom Clay

    Perko, J. & Weetjens, E., Jun 2011, In : Nuclear Technology. 174, 3, p. 401-410

    Research output: Contribution to journalArticle

  9. A versatile pore-scale multicomponent reactive transport approach based on lattice Boltzmann method: Application to portlandite dissolution

    Patel, R., Perko, J., Jacques, D., De Schutter, G., Van Breugel, K. & ye, G., Jun 2014, In : Physics and Chemistry of the Earth. 70-71, p. 127-137

    Research output: Contribution to journalArticle

  10. A cement degradation model for evaluating the evolution of retardation factors in radionuclide leaching models

    Jacques, D., Perko, J., Seetharam, S. & Mallants, D., Oct 2014, In : Applied Geochemistry. 49, 10, p. 143-158

    Research output: Contribution to journalArticle

  11. Innovative in-situ determination of unsaturated hydraulic properties in deep loess sediments in North-West Bulgaria

    Mallants, D., Antonov, D., Karastanev, D. & Perko, J., 13 May 2008, The 11th International Conference on Environmental Remediation and Radioactive Waste Management. Fairfield, NJ, USA, United States, p. 1-7

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  12. Concrete in engineered barriers for radioactive waste disposal facilities – Phenomenological study and assessment of long term performance

    Jacques, D., Maes, N., Perko, J., Seetharam, S., Phung, Q. T., Patel, R., Soto Masip, A., Liu, S., Wang, L., De Schutter, G., Ye, G., van Breughel, K. & Druyts, F., Sep 2013, Proceedings of the ASME 2013 15th International Conference on Environmental Remediation and Radioactive Waste Management. ICEM2013 (on CD). United States, p. 1-10

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  13. Model abstraction addressing long-term simulations of chemical degradation of large-scale structures

    Jacques, D., Perko, J., Seetharam, S. & Mallants, D., Oct 2011, Proceedings 1st International Symposium on Cement-based Materials for Nuclear Wastes. NUWCEM 2011. Marcoule, France

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  14. Decalcification of cracked cement structures

    Perko, J., Mayer, K. U., Kosakowski, G., De Windt, L., Govaerts, J., Jacques, D., Su, S. & Meeussen, J. C. L., Jun 2015, In : Computational Geosciences. 19, 3, p. 673-693

    Research output: Contribution to journalArticle

  15. Influence of cracks in cementitious engineered barriers in a near-surface disposal system: assessment analysis of the Belgian case

    Perko, J., Seetharam, S., Jacques, D., Mallants, D., Cool, W., Vermariën, E. & Govaerts, J., Sep 2013, Proceedings of the 15th International Conference on Environmental Remediation and Radioactive Waste Management - ICEM2013 (on CD). United States, p. 1-10

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  16. Weight function shape parameter optimization in meshless methods for non-unifrom grids

    Perko, J. & Sarler, B., Apr 2007, In : Computer Modeling in Engineering & Sciences. 19, 1, p. 55-68

    Research output: Contribution to journalArticle

  17. Evaluating changes of transport properties of chemically degrading concrete using a coupled reactive transport model

    Jacques, D., Šimůnek, J., Mallants, D., Perko, J. & Seetharam, S., Oct 2011, Proceedings 1st International Symposium on Cement-based Materials for Nuclear Wasters. NUWCEM 2011. Marcoule, France, p. 1-12

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  18. Modelling Approach to LILW-SL Repository Safety Evaluation for Different Waste Packing Options

    Perko, J., Mallants, D., Volckaert, G., Towler, G., Egan, M., Viršek, S. & Hertl, B., 30 May 2008, Proceedings of the 11th International Conference on Environmental Remediation and Radioactive Waste Management - ICEM2007. Fairfield, New Jersey, United States, Vol. 1.

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  19. The long-term safety and performance analyses of the surface disposal facility for the Belgian category A waste at Dessel

    Cool, W., Vermariën, E., Wacquier, W., Perko, J. & Van Iseghem, P., Sep 2013, Proceedings of the 15th International Conference on Environmental Remediation and Radioactive Waste Management - ICEM2013 (on CD). United States, p. 1-10

    Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

  20. Modelling long-term evolution of cementitious materials used in waste disposal

    Jacques, D., Perko, J., Seetharam, S., Mallants, D. & Govaerts, J., Dec 2013, The Behaviours of Cementitious Materials in Long Term Storage and Disposal of Radioactive Waste : Results of a Coordinated Research Project. 1 ed. Vienna, Austria: IAEA - International Atomic Energy Agency, p. 1-26 (IAEA Tecdoc; no. 1701).

    Research output: Contribution to report/book/conference proceedingsChapter

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