Talks

• Invisibilité et camouflage d'obstacles dans des guides d'ondes acoustiques, séminaire EDP du laboratoire de mathématiques de Versailles, Versailles, September 2024.

• On the breathing of spectral bands in periodic quantum waveguides with inflating resonators, Waves conference, Berlin, July 2024. [PDF]

• Invisibilité et camouflage d'obstacles dans des guides d'ondes acoustiques, séminaire du pôle analyse du CMAP, École Polytechnique, Palaiseau, March 2024. [PDF]

• A few techniques to achieve invisibility in acoustic waveguides, séminaire ANEDP, Lille, December 2023. [PDF]

• An introduction to transmission problems in presence of negative materials, thematic day PLASMON 2023, December 2023. [PDF]

• Playing with thin resonant ligaments in acoustic waveguides, séminaire du LMA, Marseille, October 2023. [PDF]

• Maxwell's equations with hypersingularities at a negative index material conical tip, LMS-Bath Symposium "Operators, Asymptotics, Waves", Bath, July 2023. [PDF]

• A few techniques to achieve invisibility in acoustic waveguides, INI Programe Mathematical theory and applications of multiple wave scattering, Cambridge, May 2023. [PDF]

• Invisibility in acoustic waveguides, Maxwell institute applied and computational mathematics seminar, Edinburgh, May 2023.

• Kick off Idefix, Ensta Paris, March 2023. [PDF]

• Invisibility in acoustic waveguides, Conference Picof 2022 (Problèmes Inverses, Contrôle et Optimisation de Formes), Caen, October 2022. [PDF]

• Invisibility in acoustic waveguides, Conference Aspect'22 (Asymptotic Analysis and Spectral Theory), Oldenburg, September 2022. [PDF]

• Design of a mode converter using thin resonant ligaments, Waves conference, Palaiseau, July 2022. [PDF]

• Acoustic passive cloaking using thin outer resonators, Journées EDP de l'IECL, Nancy, March 2022. [PDF]

• Maxwell's equations with hypersingularities at a conical plasmonic tip, Conference on Mathematics of Wave Phenomena 2022, Karlsruhe, February 2022. [PDF]

• Journée commune Idefix-M3disim-Poems, Palaiseau, December 2021. [PDF]

• Summer school course "Small obstacle asymptotics", 11th Zurich Summer School 2021, August 2021. [Session 1] [Session 4]

• Acoustic passive cloaking using thin outer resonators, Days on Diffraction, Saint Petersburg, May 2021. [PDF]

• Exact zero transmission during the Fano resonance phenomenon in non symmetric waveguides, Waves conference, Vienna, August 2019. [PDF]

• Zero transmission via Fano resonance in non symmetric waveguides, Applied Inverse Problems conference, Grenoble, July 2019. [PDF]

• Non reflection and perfect reflection via Fano resonance in waveguides, Karlsruhe, July 2018. [PDF]

• A spectral method to detect invisibility in waveguides, SIAM conference on imaging science, Bologna, June 2018. [PDF]

• A new complex spectrum related to invisibility in waveguides, Inverse problems: modeling and simulation, Malta, May 2018.

• Invisibility in acoustic waveguides, Séminaire d'analyse de l'EPFL, Lausanne, May 2018.[PDF]

• A new complex spectrum related to invisibility in waveguides, Workshop du GDR ondes, Jussieu, March 2018. [PDF]

• A curious instability phenomenon for a problem of rounded corner in presence of negative material, Worshop Inverse plasmonic problems-Neumann Poincaré operator, Université de Grenoble-Alpes, November 2017. [PDF]

• Invisibility and complete reflectivity in acoustic waveguides, Séminaire EDP, modélisation et calcul scientifique, UMPA, ENS Lyon, November 2017.

• Invisibility and complete reflectivity in acoustic waveguides, Séminaire EDP, analyse et applications, Université de Lorraine, Metz, November 2017.

• Invisibility and complete reflectivity in acoustic waveguides, Séminaire EDP/Physique mathématique, Université de Bordeaux, September 2017. [PDF]

• Invisibility and complete reflectivity in waveguides with finite length branches, Conference in honnor of the 60th of Patrick Joly, Gif-sur-Yvette, August 2017. [PDF]

• Invisibility and complete reflectivity in waveguides with finite length branches, Waves conference, Minneapolis, May 2017. [PDF]

• Construction of invisible defects for acoustic problems with a finite number of measurements, Séminaire de l'équipe MIP, Université Paul Sabatier, Toulouse, November 2016. [PDF]

• Construction of invisible defects in acoustic waveguides, Workshop "New Trends in Theoretical and Numerical Analysis of Waveguides", Porquerolles, May 2016. [PDF]

• Construction of invisible defects for acoustic problems with a finite number of measurements, Séminaire "Problèmes spectraux en physique mathématique", Institut Henri-Poincaré, May 2016. [PDF]

• A curious spectral behavior for a problem of rounded corner in presence of negative material, Workshop Asymptotic analysis and spectral theory, Université Paris-Sud, October 2015. [PDF]

• Far field invisibility for a finite set of incident/scattering direction, Waves conference, Karlsruhe, July 2015. [PDF]

• Construction of indistinguishable conductivity perturbations for the point electrode model in electrical impedance tomography, Applied Inverse Problems conference, Helsinki, May 2015. [PDF]

• Non-scattering wavenumbers and far field invisibility for a finite set of incident/scattering directions, Waveguides: asymptotic methods and numerical analysis, Naples, May 2015. [PDF]

• A.-S. Bonnet-Ben Dhia, L. Chesnel, S.A. Nazarov, Non-scattering wavenumbers and far field invisibility for a finite set of incident/scattering directions, Inverse problems, vol. 31, 045006, 2015. [PDF]

• Un curieux phénomène d'instabilité pour un problème de coin arrondi en présence de matériau négatif , Séminaire du Centre de Mathématiques Appliquées, École Polytechnique, Palaiseau, April 2015. [PDF]

• A curious instability phenomenon for rounded corners in plasmonic metamaterials, Groupe de travail "problèmes spectraux et physique mathématique", Laboratoire de mathématiques d'Orsay, February 2015. [PDF]

• Invisibilité en champ lointain pour un problème de diffraction acoustique, Séminaire de Mathématiques Appliquées du Collège de France, Paris, January 2015. [PDF] [Video]

• Around the modeling of metamaterials, Rentrée des Masters 2014, IHES, Gif-sur-Yvette, September 2014. [PDF]

• Spectrum for a small inclusion of negative material, Fourth Finnish-Estonian Mathematics Colloquium and Finnish Mathematical Days 2014, Helsinki, January 2014. [PDF]

• Around the modelling of negative materials, Séminaire Méthodes numériques du LJLL, Paris, December 2013. [PDF]

• Bilaplacian problems with a sign-changing coefficient, Journées Singulières Augmentées 2013 - Conférence en l'honneur de Martin Costabel pour ses 65 ans, Rennes, August 2013. [PDF]

• A curious instability phenomenon for a rounded corner in presence of a negative material, Applied Inverse Problem Conference, Daejon, July 2013.

• A curious instability phenomenon for a rounded corner in presence of a negative material, Waves conference, Tunis, June 2013. [PDF]

• Investigation of some transmission problems with sign-changing coefficients. Application to metamaterials., Seminar on numerical analysis and computational science, Aalto University, Helsinki, April 2013. [PDF]

• A bilaplacian problem with a sign-changing coefficient, Workshop Mathematical methods for spectral problems: Applications to waveguides, periodic media and metamaterials, Helsinki, March 2013. [PDF]

• Investigation of some transmission problems with sign-changing coefficients. Application to metamaterials., Séminaire EDP de l'IECN, Nancy, February 2013.

• Investigation of some transmission problems with sign-changing coefficients. Application to metamaterials., Séminaire d'analyse numérique de l'IRMAR, Rennes, February 2013.

• Negative materials and corners in electromagnetism, Conference on Computational Electromagnetism and Acoustics, Oberwolfach, January 2013.

• Investigation of some transmission problems with sign-changing coefficients. Application to metamaterials., ETH Zurich, November 2012.

• Transmission eigenvalue problems with sign-changing coefficients, Picof conference, Ecole Polytechnique, Palaiseau, April 2012. [PDF]

• Time harmonic Maxwell equations with sign changing coefficients, Workshop: around scattering by obstacles and billiards, Aveiro, March 2012. [PDF]

• Radiation condition for a non-smooth interface between a dielectric and a metamaterial, Waves conference, Vancouver, July 2011. [PDF]

• Scalar waves transmission problems with sign-changing coefficients, ICIAM conference, Vancouver, July 2011. [PDF]

• Quelques problèmes posés par la modélisation des métamatériaux, Séminaire des doctorants du CMAP, March 2011. [PDF]

Posters

• Radiation condition for a non-smooth interface between a dielectric and a metamaterial, "Journées Lions-Magenes", Laboratoire Jacques-Louis Lions, Paris, December 2011. [PDF]

• Radiation condition for a non-smooth interface between a dielectric and a metamaterial, "Numerical Electromagnetics & Industrial Applications (NELIA 2011)", Santiago de Compostela, October 2011. [PDF]

• Problèmes de propagation d'ondes dans un milieu diélectrique métamatériau, "Congrès d'inauguration de la Fondation Mathématique Jacques Hadamard", Ecole Polytechnique, May 2011. [PDF]

• Problèmes de propagation d'ondes dans un milieu diélectrique métamatériau - Aspects mathématiques, "Colloque National Métamatériaux 2011", Orsay, March 2011. [PDF]

• Electromagnetic wave propagation at classical/metamaterial interfaces - Mathematical aspects, Workshop: "Metamaterials: Applications, Analysis and Modeling", IPAM, Los Angeles, January 2010. [PDF]