/ Publications


Research  [report]

Refereed publications



(HS: numerical analysis for hyperbolic systems, QC: quantum chemistry, FV: complex applications of finite volumes, CS: computer science)

     Papers 

     [QC] Editor with A. Bandrauk (Sherbrooke), J. Moloney (U. Arizona)
              Book: Mathematical methods and models in laser filamentation
              To appear Springer, 2015     

     [QC] In collaboration with X. Antoine (IECL, Nancy)
               Asymptotic estimates of the convergence rate of Schwarz waveform relaxation domain decomposition methods for the imaginary-time linear and nonlinear Schroedinger equations.
              Submitted, 2015    

     [QC] In collaboration with F. Fillion-Gourdeau (INRS)
               Galerkin method for unsplit 3-D time dependent Dirac equation using atomically/kinetically balanced B-spline basis.
              Submitted, 2015    

     [QC]  In collaboration with A. Bandrauk (U. Sherbrooke / CRM)
               Nonperturbative nonlinear Schroedinger models for intense laser pulse propagation.

               To appear, 2015

     [QC] In collaboration with X. Yang (Univ. California SB)
               Geometric optics and Herman-Kluk formalism beyond the semi-classical regime for ABC
               Submitted, 2015     

     [QC] In collaboration with X. Yang (Univ. California SB)
               A FGA-based two-level method for Schroedinger equation
               In preparation, 2015     

     [QC] Two-dimensional modeling, optimization and simulation of cancer radiotherapy by femtosecond laser filamentation.
               In preparation, 2014     

     [QC]  Development of non-perturbative nonlinear optics models.
               J. Phys. A: Math. & Theo. Phys., (48) 2015

     [QC] In collaboration with X. Antoine (IECL, Nancy)
               Absorbing boundary conditions for relativistic quantum mechanics for particles subject to classical electromagnetic fields. A microlocal approach.
               J. of Comput. Phys. (277) 2014     

     [QC] In collaboration with X. Antoine (IECL, Nancy)
              Domain decomposition methods and high order absorbing boundary conditions for TDSE.
              Accepted in J. of Sc. Comput. , 2014     

     [QC]  In collaboration with Bandrauk, Fillion
               Time Dependent Dirac Equation solver in 3-d Asymmetric Geometry .
               J. Comput. Phys. (272) 2014     

     [QC]  In collaboration with Bandrauk, Fillion
                Review article: Gauge invariance
               J. of Phys. B. , 46(15), 2013.     

     [QC]  In collaboration with A. Cournoyer (INO), P. Turbis (CRM)
               Stochastic optimization of the temporal shape for laser pulse ablation.
               Applied Math. Research eXpress, 2014(1), 2014.
    
     [QC]  In collaboration with J.H. Jung (SUNY)
               Efficient Determination of Critical Velocity of  Solitons in Gross-Pitaveskii Equation using Generalized Polynomial Chaos Methods.
               Applied Num. Math. , 72, 2013

     [QC]  In collaboration with A. Bandrauk, F. Fillion-Gourdeau (CRM)
               Resonantly enhanced pair production in a simple diatomic model.
               Phys. Rev Lett., 110(1), 2013

     [QC]  In collaboration with A. Bandrauk, F. Fillion-Gourdeau (CRM)
               Enhanced Schwinger pair production in many-centre systems .
               J. Phys. B., 46, 2013

     [QC]  In collaboration with C. Koelher, L. Berge, S. Skupin (CEA, Max Planck Inst., P6)
               Saturation of nonlinear refractive index .
               Phys. Rev. A , 87:043811, 2013
    
     [QC]  In collaboration with F. Fillion-Gourdeau (CRM)
               Relativistic spectrum of diatomic molecules.
               Phys. Rev A, 85(2), 2012
    
     [QC]  In collaboration with F. Fillion-Gourdeau (CRM)
               Pair production in counter propagating lasers.
               Phys. Rev A, 86(3) 2012
    
     [QC]  In collaboration with F. Fillion-Gourdeau (CRM)
               Exact solution for simple relativistic molecular ionization model using WTK theory
               J. Phys. A: Math. & Theo. Phys., 45 (21) 2012.
    
     [QC]  In collaboration with F. Fillion-Gourdeau (CRM)
               Numerical Solution of the Time-Dependent Dirac Equation in Coordinate Space without Fermion Doubling.
               Comput. Phys. Comm. , 183 (2012), pp. 1403-1415
    
      [HS]  In collaboration with N. Chalmers (Waterloo U.)
               On the Numerical Approximation of One-dimensional Nonconservative Hyperbolic Systems
               J. Comput. Sc. , 4(1-2), 2013
                
     [HS]  In collaboration with S. Labbe (U. of Grenoble)
               On the reservoir technique convergence - Part II. In preparation.

     [QC]  In collaboration with A. Bandrauk (U. Sherbrooke / CRM)
               Fast and Accurate Numerical Nonlinear Optics Model for Intense and Short Laser Pulses

               J. Comput. Sc. , 3(3) 2012

     [HS]  Is the reservoir technique that computationally complex ?

    [QC]  In collaboration with  E. Zaoui (U. Montreal / CRM)
               Simulations of laser-gas interaction via a Maxwell-Schroedinger-Plasma model: towards quantum filamentation.
               Physica D, 241(12) 2012.

     [QC]  In collaboration with A. Bandrauk (U. Sherbrooke / CRM)
                A Simple and Accurate Mixed P_0-Q_1 FE Solver for the Maxwell-Dirac Equations
               Nonlin. Anal., 12(1), 2011.

     [QC]  In collaboration with A. Bandrauk, S. Chelkowski (U. Sherbrooke / CRM)
               The WASP model: A micro-macro system for Wave-Schroedinge-Plasma equations for Filamentation .
               Comm. in Comput. Phys. (CiCP), 9(2), 2011.

     [QC]  In collaboration with A. Bandrauk (U. de Sherbrooke and CRM)
               Multiresolution scheme for TDSE.
               Comput. Phys. Comm., 181 (3), 2010.

     [HS]  In collaboration with N. Chalmers (Carleton U.)
               Approximation of nonconservative hyperbolic systems based on different nonconservative product definitions
               Can. Applied Math. Q, 17(3), 2009

     [QC]  In collaboration with A. Bandrauk (U. de Sherbrooke and CRM) and S. Chelkowski  (U. of Sherbrooke)
              
Mathematical modeling of boundary conditions for laser-molecule Time Dependent Schroedinger Equations
               and some aspects of their numerical computation - One-dimensional case.
Num. Meth. for P.D.E., 25(1) 2009

     [HS]  In collaboration with S. Labbe (Paris XI-Orsay)
              On the reservoir technique convergence - Part IJ. Math. Anal. Appl., 356(2) 2009

     [HS]  In collaboration with F. Alouges (Paris XI-Orsay), F. DeVuyst (ECP), G. LeCoq(ENS Cachan)
               The reservoir technique for hyperbolic systems of conservation laws

               European J. Mech. B / Fluids, 27 (6), 2008.

     [QC]  In collaboration with A. Bandrauk (U. de Sherbrooke and CRM) and S. Chelkowski  (U. of Sherbrooke)
              
Attosecond Pulse Generation from Aligned Molecules - Dynamics and Propagation in H2+
               New J. of Physics,
  vol. 10, 2008.

     [QC]  In collaboration with A. Bandrauk (U. of Sherbrooke and CRM) et S. Chelkowski  (U. of Sherbrooke)
               Numerical Maxwell-Schr
oedinger model for laser-molecule interaction and propagation
               Comput. Phys. Comm., 177 (12), 2007.

     [HS]  In collaboration with F. Alouges (Paris XI-Orsay), G. LeCoq(ENS Cachan)             
               Multidimensional extension of the reservoir technique : application to  linear hyperbolic systems.
              
J. of Sci. Comput.,  vol. 31 (issue 3),  2007.

     [FV]  In collaboration with A. Soulaimani and A. Ben Haj Ali (ETS/U. of Quebec).
               An accurate positivity preserving scheme for the Spalart-Allmaras turbulence model.
               Comput. Methods Appl. Mech. and Engrg. , vol. 196 (issue 17-20), 2007.
               [Keywords: Turbulence, Navier-Stokes, boundary layer, finite element and volume schemes]

     [QC]  In collaboration with A. Bandrauk (U. de Sherbrooke et CRM) and S. Chelkowski  (U. de Sherbrooke)
               A Maxwell-Schroedinger model for non-perturbative laser-molecule interaction and some aspects of its numerical computation
.
               Proceedings & Notes CRM (A.M.S.) "High-dimensional Partial Differential Equations in Science and Engineering", vol. 41, 2007

     [QC]  In collaboration with  Y.Saad, J. Chelikowsky (U. of Minnesota).
               An efficient computation of the coupling matrix in Time-Dependent Density Functional Theory.
           
  Comput. Phys. Comm., 167 (1), 2005.

    [HS]   On the stability of discrete shocks solutions of flux schemes. Revision for
               Inter. J. Finite Vol.

    [QC]  In collaboration with G. Zerah (CEA/DAM).
              Recursion method for the electronic structure calculation.
              Comput. Phys. Comm., 158 (1), 2004.

    [HS]  In collaboration with Pauline Godillon (ENS de Lyon)
              A Lax shock profile satisfying a sufficient condition of spectral instability.
              J. of Math. Anal. Appl., Vol 283 No 1, pp 12-24, 2003.

    [HS]  Existence of viscous profiles for the compressible Navier-Stokes equations.
             
Appl. Anal., Vol 82, No 7, pp 645-654, 2003.

    [HS]  In collaboration with Vincent Seignole (ENS de Cachan and CEA/Saclay)
             Convection systems with stiff source terms .
             Math. Models Methods Appl. Sci., Vol 13, No 7, pp 971-1018, 2003.

    [HS]  In collaboration with F. Alouges (Paris XI), F. de Vuyst (ECP), G. LeCoq (ENS de Cachan)
              Un procede de reduction de la diffusion numerique pour les schemas a difference de flux d'ordre un pour les systemes hyperboliques.
              C.R. Math. Acad. Sci. Paris
335(7),627-632, 2002.

    Proceedings

     [CS]  In collaboration with F. Fillion-Gourdeau
              
Relativistic ground state of diatomic molecules from the numerical solution of the Dirac equation on parallel computers
              
Proceedings of High Perf. Comput. Symp. '11, Journal of Physics: Conference Series 341 (1) , art. no. 012006 (JPCS)

     [CS]  In collaboration with F. Fillion-Gourdeau
              
Numerical Solution of the Dirac Equation and Applications in Laser-Matter Interaction.
              
Proceedings of AIP Conference Proceedings 1368 , pp. 13-16 AMMCS 2011.

     [CS]  In collaboration with A. Bandrauk (U. of Sherbrooke and CRM)
              
A Maxwell-Schroedinger-Plasma model and computing aspects for intense, high frequency and ultrashort laser-gas interaction.
              
Proceedings of High Perf. Comput. Symp. '09, Lect. Notes in Comput. Sc.,  Springer, 2010.

     [CS]  In collaboration with A. Bandrauk (U. of Sherbrooke and CRM)
              
Efficient Parallel Computing for Laser-Gas Quantum Interaction and Propagation.
              
Proceedings of High Perf. Comput. Symp. '08, IEEE,  2008.

     [QC]  In collaboration with A. Bandrauk (U. of Sherbrooke and CRM) and S. Chelkowski  (U. of Sherbrooke)
              
Propagation effects on attosecond pulse dynamics.  Proceedings SPIE, vol 6733, 2007.

     [FV]  In collaboration with A. Soulaimani and A. Ben Haj Ali (ETS/U. of Quebec)
               "Positive scheme for the Spalart-Allmaras turbulence model. Application to aerodynamics"
               Proceedings du 36th AIAA Fluid Dynamics Conference and Exhibit 2006San Fransisco, June 5-8, 2006.

    [HS]   In collaboration with F. Alouges (Paris XI-Orsay), G. Le Coq (ENS Cachan)
              "Extension of the reservoir technique to multidimensional linear equations"
              "Fourth International Symposium on Finite Volumes for Complex Applications", pp411-421
              Marrakech, July, 2005
.     

    [FV]  In collaboration with A. Soulaimani and A. Ben Haj Ali (ETS/U. of Quebec)
              "Accurate positive scheme for the Spalart-Allmaras turbulence model"
              Proceedings ECCOMAS 2004, Finland July 24-28, 2004.

    [QC]  In collaboration with G. Chabrier (ENS Lyon), Winisdoerfer (ENS Lyon), G. Zérah (CEA/DAM).
              Orbital free simulations for warms dense matter physics. Proceedings of
              Fifth International Symposium on behaviour of dense media under high dynamic pressures
             
June (2003).

    [HS]  In collaboration with F. Alouges (Paris XI-Orsay), F. de Vuyst (Paris XII), G. Le Coq (ENS).
              Reservoir scheme for the systems of conservation laws. Proceedings of
              "Third International Symposium on Finite Volumes for Complex Applications", pp261-268.
             
June 24-28, (2002) / Porquerolles, France.


   Technical reports

    [FV]  Implicitation en flux des schemas de flux.
              Rapport technique CEA/Saclay/DM2S/SFME/LGLS/RT/01-010, 2001.
              [Keywords: multiD implicit finite volume schemes, two-pahse flows, numerical simulations]

    [CS]  Inclusion de Numerical Platon dans OVAP.
              Rapport technique CEA/Saclay/DM2S/SFME/LGLS/RT/01-013A, 2001.
              [Keywords : parallelism, O.O.C.., MPI, OpenMP]

Some recent talks

 

     Seminar Department of Mathematics Orsay University (France), 2005.

     Workshop EDP/CS-CRM (Canada), 2005.

    Seminar of applied mathematics at McGill University (Canada), 2005.

    3rd Scientific Computing Days (CRM-Canada), 2006.

    Applied mathematics at Carleton University (Canada), 2006.

    Workshop of applied mathematics, University of  Montreal , 2006.

    Seminar of theoretical chemistry, University of Sherbrooke (Canada), 2006.

   36th AIAA Fluid Dynamics Conference (USA), 2006.

    International Symposium on lasers. Universite Laval (Canada), 2006.

    Seminar of applied Mathematics of  Ecole Polytechnique de Montreal (Canada), 2006.

    Applied Maths, Concordia University (Canada), 2006.

    Bilateral Japan-Canada conference, Universite Laval (Canada), 2007.

    Applied Maths, U. of Ontario I.T. (Canada), 2007.

    Mathematics days, University of Sherbrooke (Canada), 2007.

    Department of Mathematics, Universite Laval (Canada), 2007.

    Congres ACFAS  - Session lasers (Canada), 2008.

    2th Canada-France Congress of Mathematics (Canada), 2008.

    22th High Performance Computing Symposium (Canada), 2008.

    ECCOMAS '08  (Italy), 2008.

    Applied Mathematics Seminar at University of Ottawa, 2008.

    CMS Winter Meeting, Ottawa, 2008. 

    Applied Mathematics at Carleton University, 2008.

    Physics & Chemistry Seminar at Trent University, 2009.  

    Fields Institute, Workshop Hyperbolic Problems, 2009. 

    Annual CAIMS Meeting, University Western Ontario, 2009.

    Conference Quantum Imaging (Canada), 2009.

    Applied Mathematics Seminar at McGill, 2010.

    Thereotical & Applied Physics Seminar at CEA/DAM, 2011. 

    Applied Mathematics Seminar at ENSC, 2011.

    Applied Mathematics Seminar at Université de Chambéry, 2011.

    Conference AMMCS 2011, Session Hyperbolic, 2011.

    Conference AMMCS 2011, Session Comput. Phys., 2011.

    Applied Mathematics Seminar at University of Buffalo, 2012.

    Conference CMS 2012, Session Quantum Imaging, 2012.

    Conference CMS 2012, Session Numerical Analysis, 2012.