Articles parus ou acceptés dans des Revues Internationales à Comité de Lecture

1. "Un problème inverse en formage des métaux liquides", en collaboration avec Michel Pierre, in Modél. Math. et Anal. Num. ($M^2AN$), vol.23, n. 1, 1989, p. 155-177.
2. "About existence of equilibria in electromagnetic casting", en collaboration avec Michel Pierre, in Quarterly of Applied Math., vol. 49. n. 3, 1991, p. 563-575.
3. "A nonlinear boundary value problem solved by spectral methods", en collaboration avec Olivier Coulaud, in Applicable Analysis, vol. 43, 1992, p. 229-244.
4. "Behaviour of the free boundary in electromagnetic shaping when the surface tension vanishes", in Nonlinear Analysis T.M.A., vol. 20, n. 8, 1993, p. 965-978.
5. "Numerical approximation of a free boundary problem arising in electromagnetic shaping", en collaboration avec Olivier Coulaud, in SIAM J. of Numerical Analysis, vol. 31, n. 4, 1994, p. 1109-1127.
6. "Subsolutions and supersolutions in a free boundary problem", in Arkiv för Matematik, vol. 32, 1994, p. 79-98.
7. "Continuity with respect to the domain for the laplacian: a survey", in Control and Cybernetics, vol. 23, n. 3, 1994, p. 427-443.
8. "Domain optimization problem for stationary heat equation", en collaboration avec W. Horn et Jan Sokolowski, in Appl. Math. and Comp. Sci., vol.6, No.2, 1996, p. 1-21.
9. "How to prove symmetry in shape optimization problems?", in Control and Cybernetics, vol. 25, n.5, 1996, p. 1001-1013.
10. "Convexity of free boundaries with Bernoulli type boundary condition", en collaboration avec Henrik Shahgholian, in Nonlinear Analysis T.M.A., vol. 28, n. 5, 1997, p. 815-823..
11. "On a class of overdetermined eigenvalue problems", en collaboration avec Gérard A. Philippin, in Mathematical Methods in the Applied Sciences, vol. 20, 1997, p. 905-914.
12. "Un résultat d'existence en optimisation de forme en utilisant une propriété géométrique de la normale", en collaboration avec Mohamed Barkatou, in ESAIM COCV, vol. 2, 1997, p. 105-123.
13. "Use of domain derivative to prove symmetry results in partial differential equations", en collaboration avec Mourad Choulli,in Mathematische Nachrichten, vol. 192, 1998, p. 91-104.
14. "Some overdetermined boundary value problems with elliptical free boundaries", en collaboration avec Gérard A. Philippin, in SIAM Journal of Mathematical Analysis, vol. 29, n.2, 1998, p. 309-320.
15. "Existence results for some optimal partition problems", en collaboration avec Dorin Bucur et Giuseppe Buttazzo, in Advances in Mathematical Sciences and Applications, vol. 8, n 2, 1998, p. 571-579.
16. "Overdetermined problems on ring shaped domains", en collaboration avec G.A. Philippin et H. Prébet, in Advances in Mathematical Sciences and Applications, vol. 9, n 2, 1999 p. 737-747.
17. "Continuous Steiner Symmetrization and stability for the Dirichlet problem", en collaboration avec Dorin Bucur, in Potential Analysis, vol. 13, 2000, p. 127-145.
18. "Existence of a classical solution to a free boundary problem for the $p$-Laplace operator: (II) the interior convex case", en collaboration avec Henrik Shahgholian, in Indiana Univ. Math. Journal, 49 (2000), no. 1, 311-323.
19. ``Some results about Schiffer's conjectures'', en collaboration avec Thierry Chatelain, in Inverse Problems, vol. 15 (1999), p. 647-658.
20. "Domain derivative of the leading eigenvalue of a model transport operator", en collaboration avec Mourad Choulli et Mustapha Mokhtar-Kharroubi, in Transport theory and statistical physics, vol. 28 4 (1999), p. 403-418.
21. "Existence of a classical solution to a free boundary problem for the $p$-Laplace operator I: the exterior convex case", en collaboration avec Henrik Shahgholian, in Journal für die Reine und Angewandte Mathematik, Band 521 (2000), 85-97..
22. ``Minimization of the third eigenvalue of the Dirichlet Laplacian'', en collaboration avec Dorin Bucur, in Proceedings of the Royal Society of London, 456 (2000), 985-996.
23. "Optimal location of the actuator for the pointwise stabilization of a string", in C. R. Acad. Sci. Paris Sér. I Math, 330 (2000), no. 4, 275-280.
24. ``Optimization of the shape and the location of the actuators in an internal control problem'', en collaboration avec Hervé Maillot, in Bollettino della Unione Matematica Italiana, 4-B (2001), 737-757.
25. ``Continuity of the elasticity system solutions with respect to the geometrical domain variations'', en collaboration avec Dorin Bucur, Jan Sokolowski, A. Zochowski, in Advances in Mathematical Sciences and Applications, 11 (2001), no. 1, 57-73.
26. ``On the Bernoulli Free Boundary Problem and related Shape Optimization Problems'', en collaboration avec Mohammed Hayouni et Nadia Samouh, in Interfaces and free Boundaries, no 1, vol 3 (2001), 1-13.
27. "A symmetry result for an overdetermined elliptic problem using continuous rearrangement and domain derivative", en collaboration avec Friedemann Brock, in Rendiconti del Circolo Matematico di Palermo, Serie II, Vol. 51 (2002), 375-390.
28. "Le stade ne minimise pas $\lambda_2$ parmi les ouverts convexes du plan", en collaboration avec Edouard Oudet, in C. R. Acad. Sci. Paris Sér. I Math, 332 (2001), 417-422.
29. "Optimal pointwise stabilization of a string", en collaboration avec Kais Ammari et Marius Tucsnak, in Asymptotic analysis, 28 (2001), 215-240.
30. "On some recent advances in shape optimization", en collaboration avec Gregoire Allaire, in C. R. Acad. Sci. Paris Sér. IIb Mech., 329 (2001), 383-396.
31. "The one-phase free boundary problem for the p-Laplacian with non-constant Bernoulli boundary condition", en collaboration avec Henrik Shahgholian, in Transactions of the AMS, 354 no. 6 (2002), 2399-2416.
32. "An Optimum Design Problem in Magnetostatics", en collaboration avec Gregory Villemin, in Modelisation Mathematique et Analyse Numerique, 36, no. 2 (2002), 223-239.
33. ``Optimal shape and position of the actuators for the stabilization of a string'', en collaboration avec Pascal Hebrard, in Systems and Control Letters, 48 (2003), 199-209.
34. "On numerical solution of shape inverse problems", en collaboration avec L. Jackowska-Strumillo, J. Sokolowski et A. Zochowski, in Computational Optimization and Applications, 23 (2002), 231-255.
35. ``Minimization problems for eigenvalues of the Laplacian'', PDF-FILE, in Journal of Evolution Equations, 3 (2003), 443-461.
36. ``Minimizing the second eigenvalue of the Laplace operator with Dirichlet boundary conditions'', PDF-FILE, en collaboration avec Edouard Oudet, in Archive for Rational Mechanics and Analysis, 169 (2003), 73-87.
37. "Approximate radial symmetry for solutions of a class of boundary value problems in ring-shaped domains", en collaboration avec Gerard Philippin, in ZAMP, 54 (2003), 784-796.
38. "Finite Dimensional Reduction for the Positivity of some Second Shape Derivatives", en collaboration avec Michel Pierre et Mounir Rihani, in Methods and Applications of Analysis, 10, no 3 (2003), 457-476.
39. "The multi-layer free boundary problem for the $p$-Laplacian in convex domains", en collaboration avec Andrew Acker, Mikayel Poghosyan et Henrik Shahgholian, in Interfaces and free Boundaries,6 (2004), 81-103.
40. "Positivity of the shape Hessian and instability of some equilibrium shapes", en collaboration avec Michel Pierre et Mounir Rihani, in Mediterranean Journal of Mathematics, 1, (2004), 195-214.
41. "On the first twisted Dirichlet eigenvalue", PDF-FILE, en collaboration avec Pedro Freitas, in Communications in Analysis and Geometry, 12, no 5 (2004), 1083-1103.
42. "A spillover phenomenon in the optimal location of actuators", PDF-FILE, en collaboration avec Pascal Hébrard, in SIAM J. Control and Optimization, 44, no 1 (2005), 349-366.
43. " Mathematical challenges in shape optimizations", PDF-FILE, en collaboration avec Jan Sokolowski, in Control and Cybernetics, 34, no 1 (2005), 37-57.
44. " Convergence results for a semilinear problem and for a Stokes problem in a periodic geometry", PDF-FILE, en collaboration avec Séverine Baillet et Takéo Takahashi, in Asymptotic Analysis, 50, 3-4 (2006), 325-337.
45. " Shape minimization of dendritic attenuation", PDF-FILE, en collaboration avec Yannick Privat, in Applied Mathematics and Optimization, 57, no 1 (2008), 1-17.
46. " Eliciting harmonics on strings", PDF-FILE, en collaboration avec Steve Cox, to appear in ESAIM COCV, 14, (2008), 657-677.
47. " Some isoperimetric inequalities with application to the Stekloff problem", PDF-FILE, en collaboration avec Gerard Philippin and Abdesselem Safoui, to appear in Journal of Convex Analysis, 15, no3 (2008), 581-592.
48. " Une conduite cylindrique n'est pas optimale pour minimiser l'énergie dissipée par un fluide", PDF-FILE, en collaboration avec Yannick Privat, in C. R. Acad. Sci. Paris Sér. I Math, 346, 19-20 (2008), 1057-1061.
49. " What is the optimal shape of a pipe?", PDF-FILE, en collaboration avec Yannick Privat, to appear in Archive for Rational Mechanics and Analysis.
50. "Minimization of $\lambda_2(\Omega)$ with a perimeter constraint", PDF-FILE, en collaboration avec Dorin Bucur et Giuseppe Buttazzo, to appear in Indiana U. Math. Journal, 15, no3 (2008), 581-592.