Optimized Schwarz waveform relaxation and discontinuous Galerkin time stepping for heterogeneous problems, L. Halpern, C. Japhet, and J. Szeftel, SIAM J. Numer. Anal., 50(5), pp. 2588-2611, 2012.

Viscous Problems with a Vanishing Viscosity Approximation in Subregions: a New Approach Based on Operator Factorization , M.J. Gander, L. Halpern, C. Japhet and V. Martin, ESAIM Proc., Vol. 27, pp. 272-288, 2009.

First passage time problem for a drifted Ornstein-Uhlenbeck process,
C. Japhet, Y. Madec, Math. Biosci, Jun:189(2), pp. 131-40, 2004.

A new cement to glue non-conforming grids with Robin interface conditions : the finite volume case,
Y. Achdou, C. Japhet, Y. Maday, F. Nataf, Numerische Mathematik 92, no. 4, pp. 593-620, 2002.

The Best Interface Conditions for Domain Decomposition Methods : Absorbing Boundary Conditions,
C. Japhet and F. Nataf, Absorbing Boundaries and Layers, Domain Decomposition Methods. Applications to Large Scale Computations, L. Tourrette and L. Halpern, eds., Nova Science Publishers, Inc., New York, 2001, pp 348-373, Nova Science, (2001)

The Optimized Order 2 Method. Application to convection-diffusion problems,
C. Japhet, F. Nataf, F. Rogier, Future Generation Computer Systems, 18(1), pp. 17-30, Elsevier Science, 2001.

Global-in-Time Domain Decomposition for a Nonlinear Diffusion Problem,
E. Ahmed, C. Japhet and M. Kern, in 25th International Domain Decomposition Conference, DD25, Accepted in the Proceedings of the XXV International Domain Decomposition Conference, St John’s, Canada, July 2018, Springer.

Space-time domain decomposition methods and a posteriori error estimates for the heat equation,
S. Ali Hassan, C. Japhet, M. Kern and M. Vohralík, in Proceedings of VIe Colloque EDP-Normandie-Caen 2017, C. Dogbe, ed., Fédération Normandie Mathématiques, 2018, pp. 65–87.

Mortar methods with optimized transmission conditions for advection-diffusion problems,
C. Japhet and Y. Maday, In T. Dickopf, M.J. Gander, L. Halpern, R. Krause, L. F. Pavarino (eds.), Domain Decomposition Methods in Science and Engineering XXII, Lecture Notes in Computational Science and Engineering, vol. 104, pp. 541-549. Springer, 2016.

Ventcell conditions with mixed formulations for flow in porous media,
T.T.P Hoang, C. Japhet, M. Kern and J. Roberts, In T. Dickopf, M.J. Gander, L. Halpern, R. Krause, L. F. Pavarino (eds.), Domain Decomposition Methods in Science and Engineering XXII, Lecture Notes in Computational Science and Engineering, vol. 104, pp. 531-540. Springer, 2016.

Space-Time Domain Decomposition with Finite Volumes for Porous Media Applications,
P.M. Berthe, C. Japhet and P. Omnes. In J. Erhel, M.J. Gander, L. Halpern, G. Pichot, T. Sassi, O. Widlund (eds.), Domain Decomposition Methods in Science and Engineering XXI, Lecture Notes in Computational Science and Engineering, vol. 98, pp. 483-490. Springer, 2014.

A new interface cement equilibrated mortar method with Ventcel conditions,
C. Japhet, Y. Maday and F. Nataf. In J. Erhel, M.J. Gander, L. Halpern, G. Pichot, T. Sassi, O. Widlund (eds.), Domain Decomposition Methods in Science and Engineering XXI, Lecture Notes in Computational Science and Engineering, vol. 98, pp. 329-336. Springer, 2014.

Space-Time Domain Decomposition Methods for Diffusion Problems in Mixed Formulations,
T.T.P Hoang, C. Japhet, J. Jaffré, M. Kern and J. Roberts. In J. Erhel, M.J. Gander, L. Halpern, G. Pichot, T. Sassi, O. Widlund (eds.), Domain Decomposition Methods in Science and Engineering XXI, Lecture Notes in Computational Science and Engineering, vol. 98, pp. 257-264. Springer, 2014.

Optimized Schwarz waveform relaxation for porous media applications,
C. Japhet and P. Omnes. In T.J. Barth, M.Griebel, D.E. Keyes, R.M. Nieminen, D. Roose, T. Schlick (eds.),
Domain Decomposition Methods in Science and Engineering XX, Lecture Notes in Computational Science and Engineering, vol. 91, pp. 585--592. Springer, 2012.

Space-time Nonconforming  Optimized Schwarz Waveform Relaxation for Heterogeneous Problems and General Geometries, L. Halpern, C. Japhet and J. Szeftel. In Y. Huang, R. Kornhuber, O. Widlund, J. Xu (eds.), Domain Decomposition Methods in Science and Engineering XIX, Lecture Notes in Computational Science and Engineering, vol. 78, pp. 133--140. Springer, 2011.

Discontinuous Galerkin and nonconforming in time optimized Schwarz waveform relaxation,
L. Halpern, C. Japhet and J. Szeftel. In Y. Huang, R. Kornhuber, O. Widlund, J. Xu (eds.), Domain Decomposition Methods in Science and Engineering XIX, Lecture Notes in Computational Science and Engineering, vol. 78, pp. 133--140. Springer, 2011.

Nonconforming in time domain decomposition method for porous media applications,
L. Halpern, C. Japhet and P. Omnes, ECCOMAS CFD 2010, J. C. F. Pereira and A. Sequeira (Eds), Lisbon, 2010.

An Algorithm for Non-Matching Grid Projections with Linear Complexity,
M.J. Gander and C. Japhet, Domain Decomposition Methods in Science and Engineering XVIII, Lecture Notes in Computational Science and Engineering, pp. 185--192, Springer-Verlag, 2009.

Discontinuous Galerkin and nonconforming in time optimized Schwarz waveform relaxation for heterogeneous problems, L. Halpern and C. Japhet, In U. Langer, M. Discacciati, D.E. Keyes, O. Widlund, W. Zulehner (eds.), Domain Decomposition Methods in Science and Engineering XVII, Lecture Notes in Computational Science and Engineering, vol. 60, pp. 211-219, Springer, 2008.

Optimized Schwarz Waveform Relaxation algorithms with nonconforming time discretization for coupling convection-diffusion problems with discontinuous coefficients, E. Blayo, L. Halpern, C. Japhet,
In O. Widlund, D. Keyes (eds.), Domain Decomposition Methods in Science and Engineering XVI, Lecture Notes in Computational Science and Engineering, vol. 55, pp. 267-274, Springer,  2007.

Advection-Diffusion Problems with Pure Advection Approximation in Subregions,
M.J. Gander, L. Halpern, C. Japhet and V. Martin, In O. Widlund, D. Keyes (eds.), Domain Decomposition Methods in Science and Engineering XVI, Lecture Notes in Computational Science and Engineering, vol. 55, pp. 239-246, Springer,  2007.

A new cement to glue non-conforming grids with Robin interface conditions : the finite element case,
M.J. Gander, C. Japhet, Y. Maday, F. Nataf, In R. Kornhuber, R. Hoppe, J. Periaux, O. Pironneau, O. Widlund,
J. Xu (eds.), Domain Decomposition Methods in Science and Engineering, Lecture Notes in Computational Science and Engineering, vol. 40,  pp. 259-266, Springer, 2005.

Optimized Schwarz Algorithms for Coupling Convection and Convection-Diffusion Problems,
M.J. Gander, L. Halpern, C. Japhet, In N. Debit, M. Garbey, R. Hoppe, J. Périaux, D. Keyes, Y. Kuznetsov (eds.), Proceedings of the Thirteenth International Conference on Domain Decomposition Methods, pp. 253-260, 2001.

Domain Decomposition Methods for Non-Symmetric Problems,
Y. Achdou, C. Japhet, P. Le Tallec, F. Nataf, F. Rogier and  M. Vidrascu, In C.H. Lai, P. Bjorstad, M. Cross, O. Widlund (eds), Eleventh International Conference on Domain Decomposition Methods, pp. 3-17, 1999.

Extension of a Coarse Grid Preconditioner to Non-Symmetric Problems,
C. Japhet, F. Nataf, F.X. Roux, Domain Decomposition Methods 10, Contemporary Mathematics,vol. 218, pp. 279-286, 1998.

Optimized Krylov-Ventcell Method. Application to Convection-Diffusion Problems,
C. Japhet, Domain Decomposition Methods 9, Domain Decomposition Methods in Sciences and Engineering, edited by P. Bjorstad, M. Espedal and D. Keyes, p. 382-389, John Wiley & Sons Ltd, 1998.

Domain decomposition methods and artificial boundary conditions in fluid dynamics: Optimized Order 2 method.
C. Japhet, PhD Thesis, Université Paris 13, July 3rd 1998.

Advisors: Laurence Halpern (Professor, University Paris13),
Frédéric Nataf (CNRS & University Paris 6), François Rogier & François-Xavier Roux (ONERA)
External collaboration: Marc Brédif (MATRA-BAe Dynamics, France)