Publications in reviewed journals

1. Z. Yu, A. Wachs, and Y. Peysson. Numerical simulation of particle sedimentation in shear-thinning fluids with a fictitious domain method. Journal of Non-Newtonian Fluid Mechanics, 136(2-3) :126–139, 2006.  http://dx.doi.org/10.1016/j.jnnfm.2006.03.015
2. Z. Yu, X. Shao, and A.Wachs. A fictitious domain method for particulate flows. Journal of Hydrodynamics, Ser. B, 18(3) :482–486, 2006. http://dx.doi.org/10.1016/S1001-6058(06)60098-X
3. Z. Yu, X. Shao, and A. Wachs. A fictitious domain method for particulate flows with heat transfer. Journal of Computational Physics, 217(2) :424–452, 2006. http://dx.doi.org/10.1016/j.jcp.2006.01.016
4. Z. Yu and A.Wachs. A fictitious domain method for dynamic simulation of particle sedimentation in Bingham fluids. Journal of Non-Newtonian Fluid Mechanics, 145(2-3) :78–91, 2007. http://dx.doi.org/10.1016/j.jnnfm.2007.02.007
5. A. Wachs. A DEM-DLM/FD method for direct numerical simulation of particulate flows : Sedimentation of polygonal isometric particles in a Newtonian fluid with collisions. Computers & Fluids, 38(8) :1608–1628, 2009. http://dx.doi.org/10.1016/j.compfluid.2009.01.005
6. C. Dan and A.Wachs. Direct numerical simulation of particulate flow with heat transfer. International Journal of Heat and Fluid Flow, 31 :1050–1057, 2010. http://dx.doi.org/10.1016/j.ijheatfluidflow.2010.07.007
7. A. Wachs. PeliGRIFF, a parallel DEM-DLM/FD direct numerical simulation tool for 3D particulate flows. Journal of Engineering Mathematics, 71(1) :1–25, 2010. http://link.springer.com/article/10.1007%2Fs10665-010-9436-2?LI=true#
8. V. Topin, F. Dubois, Y. Monerie, F. Perales, and A. Wachs. Micro-rheology of dense particulate flows : application to immersed avalanches. Journal of Non-Newtonian Fluid Mechanics, 166(1-2) :63–72, 2011. http://dx.doi.org/10.1016/j.jnnfm.2010.10.006
9. A. Wachs. Rising of 3D catalyst particles in a natural convection dominated flow by a parallel DNS method. Computers & Chemical Engineering, 35(11) :2169–2185, 2011. http://dx.doi.org/10.1016/j.compchemeng.2011.02.013
10. A.Wachs, L. Girolami, G. Vinay, and G. Ferrer. Grains3D, a flexible DEM approach for particles of arbitrary convex shape - Part I : numerical model and validations. Powder Technology, 224, 370-389, 2012. http://dx.doi.org/10.1016/j.powtec.2012.03.023
11. L. Girolami, V. Hergault, G. Vinay, and A.Wachs. A three-dimensional discrete-grain model for the simulation of dam-break rectangular collapses : comparison between numerical results and experiments. Granular Matter, 14, 381-392, 2012. http://link.springer.com/article/10.1007%2Fs10035-012-0342-3?LI=true#
12. L. Girolami, A.Wachs and G. Vinay. Unchannelized dam-break flows: Effects of the lateral spreading on the flow dynamics. Physics of Fluids, 25, 043306, 2013. http://dx.doi.org/10.1063/1.4799129
13. M. Rahmani, A. Wachs. Free falling and rising of spherical and angular particles. Physics of Fluids, 26, 083301, 2014. http://dx.doi.org/10.1063/1.4892840
14. F. Dorai, C. Moura Teixeira, M. Rolland, E. Climent, M. Marcoux, A. Wachs. Fully resolved simulations of the flow through a packed bed of cylinders: Effect of size distribution. Chemical Engineering Science, 129, 180-192, 2015. http://dx.doi.org/10.1016/j.ces.2015.01.070
    
15. A. Wachs, A. Hammouti, G. Vinay, M. Rahmani. Accuracy of Finite Volume/Staggered Grid Distributed Lagrange Multiplier/Fictitious Domain simulations of particulate flows. Computers & Fluids, 115, 154-172, 2015. http://dx.doi.org/10.1016/j.compfluid.2015.04.006
16. M. Bernard, E. Climent, A. Wachs. Controlling the quality of two-way Euler/Lagrange numerical modeling of bubbling and spouted fluidized beds dynamics. Industrial & Engineering Chemistry Research, 2016, http://pubs.acs.org/doi/pdf/10.1021/acs.iecr.6b03627
17. A. Esteghamatian, M. Bernard, M. Lance, A. Hammouti, A. Wachs. Micro/meso simulation of a fluidized bed in a homogeneous bubbling regime. International Journal of Multiphase Flow, 2017. http://dx.doi.org/10.1016/j.ijmultiphaseflow.2017.03.002
18. A. Esteghamatian, A. Hammouti, M. Lance, A. Wachs. Particle Resolved Simulations of liquid/solid and gas/solid fluidized beds. Physics of Fluid, 29, 033302, 2017.http://dx.doi.org/10.1063/1.4979137
    
19. A. D. Rakotonirina, A. Wachs. Grains3D, a flexible DEM approach for particles of arbitrary convex shape - Part II: parallel implementation and scalable performance. Powder Technology, 2018.https://doi.org/10.1016/j.powtec.2017.10.033
20. A. Esteghamatian, F. Euzenat, A. Hammouti, M. Lance, A. Wachs. A stochastic formulation for the drag force based on multiscale numerical simulation of fluidized beds. International Journal of Multiphase Flow, 99, 363-382, 2018.https://doi.org/10.1016/j.ijmultiphaseflow.2017.11.003
21. F. Euzenat, A. Wachs, A. Hammouti, E. Climent, P. Fede. Filtering Particle-resolved simulation data to determine local heat transfer coefficients in a flow through a fixed bed of spherical particles. Submitted to International Journal of Multiphase Flow 2018
    
22. J.-L. Pierson, F. Auguste, A. Hammouti, A. Wachs. Flow past a short yawed cylinder using a fictitious domain method. Submitted to International Journal of Multiphase Flow 2018.
23. M. Sulaiman, E. Climent, A. Hammouti, A. Wachs. Flow Mass transfer towards a reactive particle in a fluid flow : numerical simulations an modeling. Submitted to Chem. Eng. Science 2018.Chem. Eng. Science 2018.
24. A. D. Rakotonirina, M. Rolland, A. Hammouti, A. Wachs. Particle Resolved Simulations of flow through packed beds of trilobal/quadrilobal particles using a Finite Volume/Staggered Grid Distributed Lagrange Multiplier/Fictitious Domain formulation. Submitted to Chem. Eng. Science 2018.
25. A. D. Rakotonirina, A. Wachs, J.-Y. Delenne, F. Radjaï. Grains3D, a flexible DEM approach for particles of arbitrary convex shape - Part III: extension to non-convex particles. Submitted to Powder Technology 2018.
26. F. Euzenat, E. Climent, A. Hammouti, A. Wachs, P. Fede. Direct numerical simulations of heat transfer through liquid-solid fluidized bed. Submitted to International Journal of Multiphase Flow 2018

Conferences with proceedings

1. A. Wachs and Y. Peysson. A Distinct Element granular solver/Fictitious Domain method for the numerical simulation of particulate flows. In CFD 2006 : 5th International Conference on CFD in the Oil and Gas, Metallurgical and Process industries, Melbourne, Australia, 2006.
2. A. Wachs and Y. Peysson. GRIFF : a direct numerical simulation tool for particulate flows. In XV IIIe Congrès Français de Mécanique, Grenoble, France, 2007.
3. A.Wachs, R. Chhabra, and C. Dan. Direct numerical simulation of polygonal particles sedimentation with collisions. In International Conference on Rheology, Monterey, CA, USA, 2008.
4. A. Wachs, G. Vinay, G. Ferrer, J. Kouakou, C. Dan, and L. Girolami. PeliGRIFF : a parallel DEM-DLM/FD method for DNS of particulate flows with collisions. In WASET Conference, Tokyo, Japan, 2009.
5. G. Vinay, A. Wachs, C. Dan, and L. Girolami. PeliGRIFF, Part 2 : DNS of heat transfer in particulate flows. In WASET Conference, Tokyo, Japan, 2009.
6. K. Voronetska, G. Vinay, A. Wachs, and J.P. Caltagirone. Méthode level-set dans la modélisation des écoulements diphasiques. In 20ème Congrès Français de Mécanique, Besançon, France, 2011.
7. K. Voronetska, G. Vinay, A. Wachs, and J.P. Caltagirone. Direct numerical simulation of two-fluid flows with a Level-Set method. In CFD 2011 : 8th International Conference on CFD in the Oil and Gas, Metallurgical and Process industries, Trondheim, Norway, 2011.
8. V. Topin, Y. Monerie, F. Perales, F. Radjai, and A. Wachs. Effondrement d’une colonne de grains dans un fluide. In 20ème Congrès Français de Mécanique, Besançon, France, 2011.
9. M. Bernard, A. Wachs, E. Climent, Multi-scale approach for particulate flows, applications to fluidized beds. In ASME 2014 Fluids Engineering Summer Meeting, Chicago, August 3rd-7th,2014.
10. F. Dorai, L. Briquet, A. Hammouti, M. Rolland, A. Wachs, Multi-scale simulation of reactive flow through a fixed bed of catalyst particles. In ASME 2014 Fluids Engineering Summer Meeting, Chicago, August 3rd-7th,2014.
    
11. A. Esteghamatian, M. Bernard, A. Wachs, A. Hammouti, M. Lance, Micro/meso simulations for fluidized beds. In 6th international symposium on advances in computational heat transfer, Piscataway, USA, Mai 24th-29th 2015
12. R. Brahem, A. Wachs, D. Ferré, A. Hammouti. Study of the drag force for spherical and cylindrical particles for different packed beds and wide range of Reynolds numbers. In SimRace 2015 Numerical methods and high performance computing for industrial fluid flows, Rueil-Malmaison, France, December 8th-10th, 2015
13. A. Hammouti, F. Euzenat, D. A. Rakotonirina, M. Rolland, A. Wachs. Direct numerical simulation of reactive flow through a fixed bed of catalyst particles.  In the 6th International Conference on Porous Media and Its Applications in Science and Engineering, Waikoloa, USA, July 3rd-8th 2016
    
14. J.-L. Pierson, A. Hammouti, F. Auguste. Flow past a yawed cylinder of finite length using a fictitious domain method. In the12th International Conference on CFD in Oil & Gas, Metallurgical and Process Industries, SINTEF, Trondheim, Norway, May 30th-June 1st 2017

Conferences

1. A. Wachs. Application of the DLM/FD and augmented Lagrangian methods for the simulation of steady flow of a Bingham fluid in an eccentric annular geometry. In ViscoplasticFluids, from theory to application, Banff, Canada, 2005. 
2. A. Wachs. A massively parallel DEM-DLM/FD method for DNS of granular and particulate flows and its application in Rheology. In AERC2010, 6th Annual European Rheology Conference, Goteborg, Sweden, 2010. 
3. A. Wachs, D. Klahr, G. Vinay, and G. Ferrer. Grains3D, a flexible DEM code for granular flows of arbitrary convex solid particles. In ICIAM, Vancouver, Canada, 2011. 
4. A. Wachs, G. Vinay, K. Hammouti, and R. Andreux. Massively parallel computations of particulate flows towards multi-scale modelling of chemical engineering processes. In ICIAM, Vancouver, Canada, 2011. 
5. A. Wachs and G. Vinay. Computational granular rheology, a MPI-DEM approach with Grains3D. In Complex Fluids & Complex Flows In Nature and Industry workshop, Vancouver, Canada, 2011. 
6. A. Wachs, G. Vinay, and V. Henriot. New progress in the DNS of suspension flows. In International Workshop on Numerical Methods for non-Newtonian Fluids, Blois, France, 2012. 
7. A. Wachs, G. Vinay, A. Hammouti, and R. Andreux. Rheology of suspension flows by massively parallel DNS. In The XVIth International Congress on Rheology, Lisbonne, Portugal, 2012.
8. A. Wachs, G. Vinay, P. Mendès, and I. Frigaard. Return to rest in finite time for a solid body settling in a yield stress fluid. In The XVIth International Congress on Rheology, Lisbonne, Portugal, 2012.
9. A. Wachs, Simulation multi-échelle des écoulements fluide/particules. In Journées Hydrodynamiques, EDF-Chatou, 04-05/04/2013. 
10. A. Wachs, On the use of the Zick & Homsy’s analytical solution in the DNS of particulate flows. In COFFIN2, UBC-Vancouver, Canada, July 24th-26th 2013. 
11. A. Wachs, Multi-scale simulation of particulate flows - New Challenges. In SIAMUF Meeting, Stockholm, Sweden, June 2013. 
12. A. Wachs, Parallel DNS of particulate flows: accuracy of DLM/FD solutions. In Euromech555, Bordeaux, August 28th-30th 2013. 
13. M. Bernard, A. Wachs, E. Climent, Meso-scale approach for fluidized beds. In Euromech555, Bordeaux, August 28th-30th 2013. 
14. A. Wachs, G. Vinay, Multi-scale simulation of dry and immersed granular flows. In Particles 2013, September 18th-20th 2013, Stuttgart, Germany. 
15. M. Bernard, A. Wachs, E. Climent, DEM-CFD modelling of fluidized beds. In International Workshop on Numerical Modelling of Grains/Fluid Mixtures, Lyon, November 5th-6th, 2013. 
16. M. Rahmani, A. Wachs, Free falling or rising of spherical and angular particles. In International Workshop on Numerical Modelling of Grains/Fluid Mixtures, Lyon, November 5th-6th, 2013.
17. A. Wachs, M. Rahmani, A. esteghamatian. Fully-resolved simulation of particulate flows: from dilute to dense regime. In MGMAS, Montpellier, July 9th-11th, 2014.
    
18. A. Hammouti, A. Wachs, A new conservative DLM/FD method for the direct numerical simulation of incompressible flow through a porous media. In ICMNNF 2014, Darmstadt, Germany, July 1st-3rd, 2014.
    

19. M. Rahmani, A. Wachs, Fully resolved simulations of suspension of spherical particles in shear flows. In ICNMMF 2014, Darmstadt, Germany, July 1st-3rd, 2014.

20. M. Rahmani, A. Wachs, Fully resolved simulations of suspension of spherical particles in shear flows. In Mathematical Modelling of Particles in Fluid Flow, Banff, Canada, August 17th-22nd, 2014.

21. Y.-E. Koyama, G. Vinay, D. Teixeira, Direct Numerical Simulation of Heat Transfer in Fluidized Bed for Thermal Energy Storage. In 6th international symposium on advances in computational heat transfer, Piscataway, USA, Mai 24th-29th 2015
22. A. D. Rakotonirina, A. Wachs, A MPI/Domain decomposition strategy for large-scale simulations of granular media made of particles of arbitrary shape. In Particle 2015, Barcelone, Spain, 28th-30th September, 2015.
23. A. D. Rakotonirina, A. Wachs, J.-Y. Delenne, F. Radjaï, DEM simulations of granular media of non-convex particles. In Particle 2015, Barcelone, Spain, 28th-30th September, 2015.
24. A. Hammouti, A. Wachs, Direct numerical simulation of fluid-particle mass, momentum, and heat transfers in reactive systems. In APS DFD, Boston, November 22th-24th, 2015.
25. F. Euzenat, A. Wachs, A. Hammouti, E. Climent, P. Fede. Direct Numerical Simulation of heat/mass transfer in gas-solid flows. In SimRace 2015 Numerical methods and high performance computing for industrial fluid flows, Rueil-Malmaison, France, December 8th-10th, 2015
26. A. Esteghamatian, M. Bernard, A. Hammouti, A. Wachs,  M. Uhlmann, M. Lance, Numerical analysis of dense fluidization: A benchmark for particle resolved simulations of liquid-solid and gas-solid fluidized beds. In ICMF 2016, Firenze, Italy, May 22 - 27, 2016
27. A. D. Rakotonirina, A. Wachs, J.-Y. Delenne, F. Radjaï, Fluidization of irregular particles - Part I: A Discrete Element Method to model collisions between non-convex particles. In Fluidization XV, Quebec, Canada, May 22 - 27, 2016.
28. A. D. Rakotonirina, A. Wachs, A. Hammouti, M. Rolland, Fluidization of irregular particles - Part II: A Particle-Resolved Simulation method to model hydrodynamic interactions. In Fluidization XV, Quebec, Canada, May 22 - 27, 2016.
29. F. Euzenat, A. Wachs, A. Hammouti, E. Climent, P. Fede. Micro/Meso simulations of a fluidized bed with heat transfer.  In Fluidization XV, Quebec, Canada, May 22 - 27, 2016.
30. P. Sautet, L. Briquet, C. Chizallet, P. Raybaud, J.-M. Schweitzer, J. Verstraete, A. Wachs, A. Hammouti. Multiscale simulation of heteregeneous catalysis: Butadiene Hydrogenation from molecular reaction steps to the fluid flow. In AIChE Annual Meeting, San Francisco, CA, November 13-18, 2016
31. F. Euzenat, A. Wachs, A. Hammouti, E. Climent, P. Fede. Liquid-­solid simulations of fluidized beds with heat transfer at micro/meso scales.  In international Workshop on Particles & Fluids, Roscoff, France, April 25 - 27, 2017.
32. J.-L. Pierson, A. Hammouti. Flow past a yawed cylinder of finite length using a Finite Volume/Fictitious Domain Method. In international Workshop on Particles & Fluids, Roscoff, France, April 25 - 27, 2017.