Laurent Monasse

Research themes:

Discrete Elements, numerical time integration and links with mimetic schemes (collaboration with Christian Mariotti, Alexandre Ern and Jérôme Bonelle, PhD student Frédéric Marazzato)

Fluid-structure interaction (ANR JCJC PRECIS, collaboration with Christian Mariotti, Christian Tenaud, Virginie Daru, PhD students Maria Adela Puscas and Nadine Dirani)

Application of Riemannian geometry in structure mechanics (collaboration with Laurent Hauswirth, Olivier Baverel, Arthur Lebée, PhD student Yannick Masson, postdoc Hussein Nassar)

Geometrical shock dynamics (collaboration with Nicolas Lardjane, PhD student Julien Ridoux)

Thermo-hydro-mechanical models in porous media with discontinuities (international associate team HDTHM)

Growth of mycelium network (collaboration with Yves D'Angelo, Rémi Catellier, Florence Chapeland-Leclerc, Gwenael Ruprich-Robert, Eric Herbert, Adelaïde Olivier, Hervé Lalucque, Cristiano Ricci, Amandine Veber)

Brief curriculum vitae:

2017 - present  Researcher, project-team COFFEE, Inria Sophia Antipolis and Université Nice Sophia-Antipolis
2012 - 2017  Researcher, CERMICS, Ecole des Ponts ParisTech.
2011 - 2012  Post-doc position in Prof. Charbel Farhat's group in Stanford, Aero/Astro department.
2008 - 2011  PhD thesis, CERMICS, Ecole des Ponts ParisTech (manuscript)
                      Analysis of a Discrete Element Method for structure dynamics and coupling with a compressible fluid flow method.
                      Advisors: Serge Piperno, Virginie Daru

Detailed CV (pdf format)

Publications

Book:

C. Mariotti and L. Monasse, From general mechanics to discontinuity: Unified approach to elasticity, Presses des Ponts, 2011.

Articles:

1. L. Monasse and C. Mariotti, An energy-preserving Discrete Element Method for elastodynamics, ESAIM: Mathematical Modelling and Numerical Analysis 46, pp. 1527-1553, 2012, published version


2. L. Monasse, V. Daru, C. Mariotti, S. Piperno, C. Tenaud, A conservative coupling algorithm between a compressible flow and a rigid body using an Embedded Boundary method, Journal of Computational Physics 231, pp. 2977-2994, 2012, final version


3. L. Monasse, R. Monneau, Gradient entropy estimate and convergence of a semi-explicit scheme for diagonal hyperbolic systems, SIAM Journal on Numerical Analysis 52:6, pp. 2792-2814, 2014, published version


4. M. A. Puscas, L. Monasse, A three-dimensional conservative coupling method between an inviscid compressible flow and a moving rigid solid body, SIAM Journal on Scientific Computing 37, pp. 884-909, 2015, accepted version


5. M. A. Puscas, L. Monasse, A. Ern, C. Tenaud, C. Mariotti, V. Daru, A time semi-implicit scheme for the energy-balanced coupling of a shocked fluid flow with a deformable structure, Journal of Computational Physics 296, pp. 241-262, 2015, final version


6. M. A. Puscas, L. Monasse, A. Ern, C. Tenaud, C. Mariotti, A conservative embedded boundary method for an inviscid compressible flow coupled with a fragmenting structure, International Journal for Numerical methods in Engineering 103(13), pp. 970-995, 2015, preprint


7. Y. Masson, L. Monasse, Existence of global Chebyshev nets on surfaces of absolute Gaussian curvature less than 2π, Journal of Geometry 108(1), pp. 25-32, 2017, doi:10.1007/s00022-016-0319-1, preprint


8. T. Jourdan, G. Stoltz, F. Legoll, L. Monasse, An accurate scheme to solve cluster dynamics equations using a Fokker-Planck approach, Computer Physics Communications 207, pp. 170-178, 2016, preprint.


9. H. Nassar, A. Lebée, L. Monasse, Curvature, metric and parametrization of origami tessellations: Theory and application to the eggbox pattern, Proceedings of the Royal Society A 473, 2017, doi:10.1098/rspa.2016.0705, preprint.


10. J. Ridoux, N. Lardjane, L. Monasse, F. Coulouvrat, Comparison of Geometrical Shock Dynamics and Kinematic models for shock wave propagation, Shock Waves 28(2), pp. 401-416, 2018, preprint.


11. J. Ridoux, N. Lardjane, L. Monasse, F. Coulouvrat, Beyond the limitation of geometrical shock dynamics for diffraction over wedges, Shock Waves, to appear, 2019, pre-print.


12. F. Marazzato, A. Ern, C. Mariotti, L. Monasse, An explicit pseudo-energy conserving time-integration scheme for Hamiltonian dynamics , Computer Methods in Applied Mechanics and Engineering 347, pp. 906-927, 2019, pre-print.

Preprints:

1. T. Goudon, L. Monasse, Fokker-Planck approach of Ostwald ripening: simulation of a modified Lifschitz-Slyozov-Wagner system with a diffusive correction, preprint, 2019.

Simulation codes:

• Mka3D: simulation code for an elastic solid using discrete elements (academic version of CeaMka3d©, developed at CEA by Christian Mariotti and Ludovic Aubry).
• CELIA3D: simulation code for fluid-structure interaction between a compressible fluid and a deformable structure using immersed boundaries, developed with Adela Puscas.