Team, Visitors, External Collaborators
Overall Objectives
Research Program
Application Domains
Highlights of the Year
New Results
Bilateral Contracts and Grants with Industry
Partnerships and Cooperations
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Major publications by the team in recent years
S. Amari, F. Seyfert, M. Bekheit.
Theory of Coupled Resonator Microwave Bandpass Filters of Arbitrary Bandwidth, in: Microwave Theory and Techniques, IEEE Transactions on, August 2010, vol. 58, no 8, pp. 2188–2203.
B. Atfeh, L. Baratchart, J. Leblond, J. R. Partington.
Bounded extremal and Cauchy-Laplace problems on the sphere and shell, in: J. Fourier Anal. Appl., 2010, vol. 16, no 2, pp. 177–203, Published online Nov. 2009.
L. Baratchart, A. Borichev, S. Chaabi.
Pseudo-holomorphic functions at the critical exponent, in: Journal of European Math. Soc., 2016, vol. 18, no 9, pp. 1919–1960.
L. Baratchart, S. Chevillard, A. Cooman, M. Olivi, F. Seyfert.
Linearized Active Circuits: Transfer Functions and Stability, December 2018, working paper or preprint.
L. Baratchart, S. Chevillard, T. Qian.
Minimax principle and lower bounds in H2-rational approximation, in: Journal of Approximation Theory, 2015, vol. 206, pp. 17–47.
L. Baratchart, J. Leblond, S. Rigat, E. Russ.
Hardy spaces of the conjugate Beltrami equation, in: Journal of Functional Analysis, 2010, vol. 259, no 2, pp. 384-427.
L. Baratchart, M. Olivi, F. Seyfert.
Boundary nevanlinna-pick interpolation with prescribed peak points. Application to impedance matching, in: SIAM Journal on Mathematical Analysis, 2017. [ DOI : 10.1137/16M1085577 ]
L. Baratchart, H. Stahl, M. Yattselev.
Weighted Extremal Domains and Best Rational Approximation, in: Advances in Mathematics, 2012, vol. 229, pp. 357-407.
M. Clerc, J. Leblond, J.-P. Marmorat, T. Papadopoulo.
Source localization using rational approximation on plane sections, in: Inverse Problems, May 2012, vol. 28, no 5, 24 p.
A. Cooman, F. Seyfert, S. Amari.
Estimating unstable poles in simulations of microwave circuits, in: IMS 2018, Philadelphia, United States, June 2018.
A. Cooman, F. Seyfert, M. Olivi, S. Chevillard, L. Baratchart.
Model-Free Closed-Loop Stability Analysis: A Linear Functional Approach, in: IEEE Transactions on Microwave Theory and Techniques, 2017,
V. Lunot, F. Seyfert, S. Bila, A. Nasser.
Certified Computation of Optimal Multiband Filtering Functions, in: IEEE Transactions on Microwave Theory and Techniques, 2008, vol. 56, no 1, pp. 105-112.
M. Olivi, F. Seyfert, J.-P. Marmorat.
Identification of microwave filters by analytic and rational H2 approximation, in: Automatica, January 2013, vol. 49, no 2, pp. 317-325. [ DOI : 10.1016/j.automatica.2012.10.005 ]
Publications of the year

Doctoral Dissertations and Habilitation Theses

D. Martínez Martínez.
Methodologies and synthesis tools for functions filters loaded by complex impedances, Université de Limoges, June 2019.

Articles in International Peer-Reviewed Journals

L. Baratchart, S. Chevillard, D. P. Hardin, J. Leblond, E. A. Lima, J.-P. Marmorat.
Magnetic moment estimation and bounded extremal problems, in: Inverse Problems and Imaging , February 2019, vol. 13, no 1, 29 p.
L. Baratchart, C. Villalobos Guillén, D. P. Hardin, M. Northington, E. Saff.
Inverse Potential Problems for Divergence of Measures with Total Variation Regularization, in: Foundations of Computational Mathematics, November 2019. [ DOI : 10.1007/s10208-019-09443-x ]
P. Kergus, M. Olivi, C. Poussot-Vassal, F. Demourant.
From reference model selection to controller validation: Application to Loewner Data-Driven Control, in: IEEE Control Systems Letters, 2019, vol. 3, no 4, pp. 1008-1013. [ DOI : 10.1109/LCSYS.2019.2920208 ]

International Conferences with Proceedings

D. Martínez Martínez, S. Bila, F. Seyfert, M. Olivi, O. Tantot, L. Carpentier.
Synthesis Method for Manifold-Coupled Multiplexers, in: EuMC 2019 - 49th European Microwave Conference, Paris, France, October 2019.
Y. Zhang, K.-L. Wu, F. Seyfert.
A Preconditioner for Synthesizing Dispersive Bandpass Filters Using Isospectral Flow Method, in: APMC 2019, Singapour, Singapore, December 2019.

Conferences without Proceedings

V.-L. Coli, D. Binder, L. Blanc-Féraud, S. Cohen, L. Gomart, J. Leblond.
Modélisation 3D des fabriques et identification des techniques : nouvelles méthodes de segmentation et de reconnaissance de formes, in: Céramiques imprimées de Méditerranée occidentale. Matières premières, productions, usages, Nice, France, Didier Binder and Stéphane Azoulay and Alain Burr and Claire Manen and Martine Regert and Chrystèle Vérati, 2019.
L. Gomart, S. Aïssaoui, D. Binder, A. Burr, L. Cassard, V.-L. Coli, T. Denape, L. Drieu, G. Durrenmath, M. Gabriele, B. Gerhes, M. Horgnies, J.-M. Lardeaux, A. Mazuy, A. Pasqualini, M. Regert, S. Sorin, C. Vérati.
Autour de Pendimoun : une approche systémique de la production céramique, in: Céramiques imprimées de Méditerranée occidentale. Matières premières, productions, usages, Nice, France, Didier Binder and Stéphane Azoulay and Alain Burr and Claire Manen and Martine Regert and Chrystèle Vérati, 2019.
L. Gomart, D. Binder, L. Blanc-Féraud, S. Cohen, V.-L. Coli, L. Drieu, M. Gabriele, J. Leblond, D. Pisani, S. Sorin.
Des macro-traces au synchrotron : premiers résultats et enjeux relatifs aux méthodes de montage des céramiques, in: Céramiques imprimées de Méditerranée occidentale. Matières premières, productions, usages, Nice, France, Didier Binder and Stéphane Azoulay and Alain Burr and Claire Manen and Martine Regert and Chrystèle Vérati, 2019.
D. Martínez Martínez, S. Bila, F. Seyfert, M. Olivi, L. Carpentier.
Méthode de synthèse pour des multiplexeursà manifold, in: JNM 2019 - 21èmes Journées Nationales Microondes, Caen, France, May 2019.

Other Publications

L. Baratchart, S. Fueyo, G. Lebeau, J.-B. Pomet.
Sufficient Stability Conditions for Time-varying Networks of Telegrapher's Equations or Difference Delay Equations, November 2019, - working paper or preprint.
J. Leblond, E. Pozzi.
Solutions to inverse moment estimation problems in dimension 2, using best constrained approximation, March 2019, - working paper or preprint.
References in notes
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Pseudo-holomorphic functions at the critical exponent, in: Journal of the European Mathematical Society, 2016, vol. 18, no 9. [ DOI : 10.4171/JEMS ]
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Uniqueness results for inverse Robin problems with bounded coefficient, in: Journal of Functional Analysis, 2016. [ DOI : 10.1016/j.jfa.2016.01.011 ]
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Constrained extremal problems in H2 and Carleman's formulas, in: Matematicheskii Sbornik, 2018, vol. 209, no 7, 36 p.
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Asymptotic uniqueness of best rational approximants of given degree to Markov functions in L2 of the circle, in: Constr. Approx., 2001, vol. 17, no 1, pp. 103–138.
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Convergent interpolation to Cauchy integrals over analytic arcs, in: Found. Comp. Math., 2009, vol. 9, no 6, pp. 675–715.
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Meromorphic approximants for complex Cauchy transforms with polar singularities, in: Mat. Sbornik, 2009, vol. 200, no 9, pp. 3-40.
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Asymptotic uniqueness of best rational approximants to complex Cauchy transforms in L2 of the circle, in: Recent trends in orthogonal polynomials and approximation theory, Providence, RI, Contemp. Math., Amer. Math. Soc., 2010, vol. 507, pp. 87–111.
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Convergent Interpolation to Cauchy Integrals over Analytic Arcs with Jacobi-Type Weights, in: International Mathematics Research Notices, 2010, vol. 2010, no 22, pp. 4211–4275.
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Sources recovery from boundary data: a model related to electroencephalography, in: Mathematical and Computer Modelling, 2009, vol. 49, no 11–12, pp. 2213–2223.
R. Cameron, J.-C. Faugère, F. Rouillier, F. Seyfert.
Exhaustive approach to the coupling matrix synthesis problem and application to the design of high degree asymmetric filters, in: International Journal of RF and Microwave Computer-Aided Engineering, 2007, vol. 17, no 1, pp. 4–12.
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Analyse complexe et problèmes de Dirichlet dans le plan : équation de Weinstein et autres conductivités non bornées, Mathématiques et Informatique de Marseille, 2013.
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