Janez Perko

Person

Perko, Janez

  • Engineered and Geosystems Analysis

Person: Employee

  1. Article › Research
  2. 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

  3. A single-relaxation-time lattice Boltzmann model for anisotropic advection-diffusion equation based on the diffusion velocity flux formulation

    Perko, J., 1 Dec 2018, In : Computational Geosciences. 22, 6, p. 1423-1432 10 p.

    Research output: Contribution to journalArticle

  4. A three-dimensional lattice Boltzmann method based reactive transport model to simulate changes in cement paste microstructure due to calcium leaching

    Patel, R., Perko, J., Jacques, D., De Schutter, G., Ye, G. & Van Breugel, K., 20 Mar 2018, In : Construction and Building Materials. 166, p. 158-170 13 p.

    Research output: Contribution to journalArticle

  5. 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

  6. 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

  7. 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

  8. 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

  9. Diffusivity of saturated ordinary Portland cement-based materials: A critical review of experimental and analytical modelling approaches

    Patel, R., Phung, Q. T., Seetharam, S., Perko, J., Jacques, D., Maes, N., De Schutter, G., Ye, G. & Van Breugel, K., 1 Dec 2016, In : Cement and Concrete Research. 90, p. 52–72

    Research output: Contribution to journalArticle

  10. Effective diffusivity of cement pastes from virtual microstructures: Role of gel porosity and capillary pore percolation

    Patel, R., Perko, J., Jacques, D., De Schutter, G., Ye, G. & Van Breugel, K., 20 Mar 2018, In : Construction and Building Materials. 165, p. 833-845 13 p.

    Research output: Contribution to journalArticle

  11. 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

  12. Influence of Micro-Pore Connectivity and Micro-Fractures on Calcium Leaching of Cement Pastes—A Coupled Simulation Approach

    Perko, J., Ukrainczyk, N., Savija, B., Phung, Q. T. & Koenders, E. A. B., 13 Jun 2020, In : Materials. 13, 12, p. 1-21 21 p., 2697.

    Research output: Contribution to journalArticle

  13. Modelling the carbonation of cement pastes under a CO2 pressure gradient considering both diffusive and convective transport

    Phung, Q. T., Maes, N., Jacques, D. & Perko, J., 1 Jul 2016, In : Construction and Building Materials. 114, p. 333-351

    Research output: Contribution to journalArticle

  14. Modelling the evolution of microstructure and transport properties of cement pastes under conditions of accelerated leaching

    Phung, Q. T., Maes, N., Jacques, D., Perko, J., De Schutter, G. & Ye, G., 15 Jul 2016, In : Construction and Building Materials. 115, p. 179-192

    Research output: Contribution to journalArticle

  15. Numerically accelerated pore-scale equilibrium dissolution

    Perko, J. & Jacques, D., 1 Jan 2019, In : Journal of Contaminant Hydrology. 220, p. 119-127 9 p.

    Research output: Contribution to journalArticle

  16. Quantification of leaching kinetics in OPC mortars via a mesoscale model

    Seetharam, S., Patel, R., Perko, J. & Jacques, D., 20 Aug 2018, In : Construction and Building Materials. 180, p. 614–628 15 p.

    Research output: Contribution to journalArticle

  17. The importance of physical parameters for the penetration depth of impregnation products into cementitious materials: Modelling and experimental study

    Perko, J., Zarzuela, R., Garcia-Lodeiro, I., Blanco-Varela, M. T., Mosquera, M. J., Seeman, T. & Yu, L., 10 Oct 2020, In : Construction and Building Materials. 257, p. 1-11 11 p., 119595.

    Research output: Contribution to journalArticle

  18. 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

  19. 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

  20. Chapter › Research › Peer-reviewed
  21. 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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