Romain Fleury
Tenure Track Assistant Professor
romain.fleury@epfl.ch +41 21 693 56 88 http://lwe.epfl.ch
EPFL STI IEL LWE
ELB 033 (Bâtiment ELB)
Station 11
CH-1015 Lausanne
+41 21 693 56 88
+41 21 693 26 83
Office: ELB 033
EPFL > STI > IEL > LWE
Web site: Web site: https://lwe.epfl.ch
Publications
Infoscience publications
Peer-reviewed publications
2020
F. Zangeneh-Nejad; R. Fleury : Zero-Index Weyl Metamaterials; Physical Review Letters. 2020-07-28. DOI : 10.1103/PhysRevLett.125.054301.
M. S. Mirmoosa; G. A. Ptitcyn; R. Fleury; S. Tretyakov : Instantaneous radiation from time-varying electric and magnetic dipoles; Physical Review A. 2020-07-06. DOI : 10.1103/PhysRevA.102.013503.
H. Nassar; B. Yousefzadeh; R. Fleury; M. Ruzzene; A. Alù et al. : Nonreciprocity in acoustic and elastic materials; Nature Reviews Materials. 2020-07-06. DOI : 10.1038/s41578-020-0206-0.
F. Zangeneh Nejad; R. Fleury : Disorder‐Induced Signal Filtering with Topological Metamaterials; Advanced Materials. 2020-06-02. DOI : 10.1002/adma.202001034.
T. Koutserimpas; R. Fleury : Electromagnetic fields in a time-varying medium: Exceptional points and operator symmetries; IEEE Transactions on Antennas and Propagation. 2020-05-31. DOI : 10.1109/TAP.2020.2996822.
X. Guo; R. Fleury; H. Lissek : Improving sound absorption through nonlinear active electroacoustic resonators; Physical Review Applied. 2020-01-10. DOI : 10.1103/PhysRevApplied.13.014018.
W. Wang; Y. Jin; W. Wang; B. Bonello; B. Djafari-Rouhani et al. : Robust Fano resonance in a topological mechanical beam; Physical Review B. 2020-01-03. DOI : 10.1103/PhysRevB.101.024101.
2019
T. Koutserimpas; E. Rivet; H. Lissek; R. Fleury : Active acoustic resonators with reconfigurable resonance frequency, absorption, and bandwidth; Physical Review Applied. 2019-11-27. DOI : 10.1103/PhysRevApplied.12.054064.
F. Zangeneh Nejad; R. Fleury : Solving differential equations with topological acoustic metamaterials ; Metamaterials 2019, The 13th International Congress on Artificial Materials for Novel Wave Phenomena, Roma, Italy, September 16-21, 2019.
B. Orazbayev; N. S. Kaïna; R. Fleury : Robust Wave Transport at a Subwavelength Scale with Chiral Metamaterials ; 21st International Conference on Electromagnetics in Advanced Applications (ICEAA 2019), Granada, Spain, September 9-13, 2019.
R. Fleury : Active Acoustic Resonators and their Applications to Loss-Immune, Reconfigurable, or Dynamic Metamaterials ; 2019 International Congress on Ultrasonics, Bruges, Belgium, September 3-6, 2019.
M. Khatibi Moghaddam; R. Fleury : Slow light engineering in resonant photonic crystal line-defect waveguides; Optics Express. 2019-08-30. DOI : 10.1364/OE.27.026229.
N. Laforge; V. Laude; F. Chollet; A. Khelif; M. Kadic et al. : Observation of topological gravity-capillary waves in a water wave crystal; New Journal of Physics. 2019-08-19. DOI : 10.1088/1367-2630/ab376a.
F. Zangeneh Nejad; R. Fleury : Nonlinear Second-Order Topological Insulators; Physical Review Letters. 2019-08-02. DOI : 10.1103/PhysRevLett.123.053902.
F. Zangeneh Nejad; R. Fleury : Acoustic rat-race coupler and its applications in non-reciprocal systems; The Journal of the Acoustical Society of America. 2019-07-31. DOI : 10.1121/1.5115020.
R. Fleury : Active Electroacoustic Resonators and their Applications to Non-Hermitian Acoustics ; META 2019, the 10th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Lisbon, Portugal, July 23-26, 2019.
F. Zangeneh Nejad; R. Fleury : Acoustic Topological Fano Resonances ; META 2019, the 10th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Lisbon, Portugal, July 23-26, 2019.
F. Zangeneh Nejad; R. Fleury : Acoustic birefringence via non-Eulerian metamaterials; Journal of Applied Physics. 2019-07-18. DOI : 10.1063/1.5090839.
B. Orazbayev; R. Fleury : Quantitative robustness analysis of topological edge modes in C6 and valley-Hall metamaterial waveguides; Nanophotonics. 2019-07-11. DOI : 10.1515/nanoph-2019-0137.
F. Zangeneh Nejad; N. S. Kaïna; S. Yves; F. Lemoult; G. Lerosey et al. : Non-reciprocal manipulation of subwavelength fields in locally-resonant metamaterial crystals; IEEE Transactions on Antennas and Propagation. 2019-07-09. DOI : 10.1109/TAP.2019.2925927.
R. Fleury; M. R. Haberman; G. Huang; A. N. Norris : Introduction to the special issue on non-reciprocal and topological wave phenomena in acoustics; Journal Of The Acoustical Society Of America. 2019-07-01. DOI : 10.1121/1.5119133.
T. Koutserimpas; R. Fleury : Extraordinary wave dynamics in time-Floquet acoustic systems ; META 2018 - The 9thInternational Conference on Metamaterials, Photonic Crystals and Plasmonics, Marseille, June 24 - July 1, 2018.
R. Fleury : Non-Reciprocal and Topological Wave Phenomena at the Sub-Wavelength Scale ; Photonics and Electromagnetics Research Symposium, Rome, Italy, June 17-20, 2019.
B. Orazbayev; N. S. Kaïna; R. Fleury : Chiral Metamaterials for a Robust Waveguiding Scheme ; Photonics and Electromagnetics Research Symposium, Rome, Italy, June 17-20, 2019.
F. Zangeneh Nejad; R. Fleury : Acoustic Topological Fano Resonances ; Photonics and Electromagnetics Research Symposium, Rome, Italy, June 17-20, 2019.
B. Orazbayev; R. Fleury : Enhancing subwavelength image recognition with resonant metamaterial lenses ; URSI Commission B International Symposium on Electromagnetic Theory (EMTS 2019), San Diego, United Stated, 27-31 May 2019.
B. Orazbayev; N. S. Kaïna; R. Fleury : Subwavelength robust waveguiding with chiral metamaterial waveguides ; “2019 URSI Commission B International Symposium on Electromagnetic Theory” (EMTS 2019), San Diego, United Stated, 27-31 May 2019.
F. Zangeneh Nejad; R. Fleury : Topological Analog Signal Processing; Nature Communications. 2019-05-03. DOI : 10.1038/s41467-019-10086-3.
R. Fleury : From Non-reciprocal Acoustic Meta-Atoms to Chern Acoustic Topological Insulators ; Meeting on Topological Mechanics and Fluids, Lyon, France, April 30, 2019.
F. Zangeneh Nejad; R. Fleury : Active Times for Acoustic Metamaterials; Reviews in Physics. 2019-04-11. DOI : 10.1016/j.revip.2019.100031.
T. Koutserimpas; R. Fleury : Coupled-mode theory for stationary and nonstationary resonant sound propagation; Wave Motion. 2019-03-28. DOI : 10.1016/j.wavemoti.2019.03.011.
F. Zangeneh Nejad; R. Fleury : Topological Fano Resonances; Physical Review Letters. 2019-01-08. DOI : 10.1103/PhysRevLett.122.014301.
B. Orazbayev; N. Kaina; R. Fleury : Robust wave transport at subwavelength scale with chiral metamaterials. 2019-01-01. 21st International Conference on Electromagnetics in Advanced Applications (ICEAA), Granada, SPAIN, Sep 09-13, 2019. p. 773-773.
B. Orazbayev; N. Kaina; R. Fleury : Subwavelength robust waveguiding with chiral metamaterial waveguides. 2019-01-01. URSI International Symposium on Electromagnetic Theory (EMTS), San Diego, CA, May 27-31, 2019.
F. Zangeneh Nejad; R. Fleury : Experimental Observation of Topological Fano Resonances for Audible Sound ; 23rd International Congress on Acoustics ICA 2019, Aachen, Germany, September 9-13, 2019.
R. Fleury : Introduction to topological wave phenomena and examples in acoustics ; Rencontre thématique : Ondes et topologie, Besançon, France, March 28-29, 2019.
R. Fleury : From Non-reciprocal Acoustic Meta-Atoms to Time-Floquet Acoustic Topological Insulators ; Stewart Blusson Quantum Matter Institute Workshop on Synthetic Topological Matter, Vancouver, Canada, February 18-20, 2019.
2018
B. Orazbayev; N. S. Kaina; R. Fleury : Chiral Waveguides for Robust Waveguiding at the Deep Subwavelength Scale; Physical Review Applied. 2018-11-30. DOI : 10.1103/PhysRevApplied.10.054069.
H. Lissek; E. Rivet; T. Laurence; R. Fleury : Development of a wideband steerable acoustic metasurface composed of active electroacoustic resonators with COMSOL ; COMSOL Conference 2018, Lausanne, Switzerland, October 22-24, 2018.
T. Koutserimpas; R. Fleury : Electromagnetic Waves in a Time Periodic Medium With Step-Varying Refractive Index; IEEE Transactions on Antennas and Propagation. 2018-10-13. DOI : 10.1109/TAP.2018.2858200.
R. Fleury : Non-Hermitian metamaterials for light and sound ; Metanano 2018 - International Conference on Metamaterials and Nanophotonics, Sochi, Russia, 17-21 September 2018.
S. Yves; R. Fleury; T. Berthelot; F. Lemoult; M. Fink et al. : Crystalline metamaterials for topological properties at the subwavelength scale ; Metamaterials 2018 - The 12th International Congress on Artificial Materials for Novel Wave Phenomena, Espoo, Finland, 27 August - 1 September 2018.
F. Zangeneh Nejad; R. Fleury : Acoustic Analogues of High-Index Optical Waveguide Devices; Scientific Reports. 2018-07-10. DOI : 10.1038/s41598-018-28679-1.
F. Zangeneh Nejad; R. Fleury : Performing mathematical operations using high-index acoustic metamaterials; New Journal of Physics. 2018-07-04. DOI : 10.1088/1367-2630/aacba1.
F. Zangeneh Nejad; R. Fleury : Doppler-Based Acoustic Gyrator; Applied Sciences. 2018-07-03. DOI : 10.3390/app8071083.
E. Rivet; A. Brandstötter; K. G. Makris; H. Lissek; S. Rotter et al. : Constant-pressure sound waves in non-Hermitian disordered media; Nature Physics. 2018-07-02. DOI : 10.1038/s41567-018-0188-7.
F. Zangeneh Nejad; N. S. Kaïna; B. Orazbayev; S. Yves; M. Fink et al. : Exotic Properties of Spoof Surface Plasmon Polaritons in Metamaterial Crystals ; 2nd URSI Atlantic Radio Science Meeting, AT-RASC 2018, Gran Canaria, Spain, May 29 2018.
R. Fleury : Discrete constant pressure waves in non-Hermitian disordered acoustic metamaterials ; The UK Institute of Acoustics Workshop 2019, London Branch, London, UK.
E. Rivet; A. Brandstötter; K. Makris; H. Lissek; S. Rotter et al. : Ondes acoustiques à amplitude constante dans des milieux désordonnés non-Hermitiens ; 14ème Congrès Français d'Acoustique (CFA 2018), Le Havre, France, April 23-27, 2018.
R. Fleury : Topological wave transport in acoustic syste ; The Exeter Acoustic Metamaterials Meeting - XAM3 2018, Exeter, UK, 16th - 17th April 2018.
T. Koutserimpas; R. Fleury : Nonreciprocal Gain in Non-Hermitian Time-Floquet Systems; Physical Review Letters. 2018-02-22. DOI : 10.1103/PhysRevLett.120.087401.
R. Fleury; D. Sounas; A. Alu : Non-reciprocal optical mirrors based on spatio-temporal acousto-optic modulation; Journal of Optics. 2018-02-12. DOI : 10.1088/2040-8986/aaaa3e.
R. Fleury : Topological spoof-plasmon polaritons for robust waveguiding at the subwavelength scale ; Nature Conference on Nanophotonics and Integrated Photonics, Nanjing, China, November 9-11, 2018.
R. Fleury : Constant pressure sound waves in non-Hermitian disordered metamaterials ; Metamaterials 2018, Espoo, Finland, 27 August - 1 September 2018.
E. Rivet; A. Brandstotter; H. Lissek; K. Makris; S. Rotter et al. : Discrete constant pressure waves in non-Hermitian disordered metamaterials ; International Conference on Nonlinear Localization in Lattices (NLL - 2018), Spetses Island, Greece, 18-22 June 2018.
H. Lissek; E. Rivet; T. Laurence; R. Fleury : Développement et validation d'une métasurface acoustique orientable large bande composée de résonateurs électroacoustiques actifs ; 14e Congrès Français d'Acoustique (CFA2018), Le Havre, 23-27 avril 2018.
T. Koutserimpas; A. Alu; R. Fleury : Parametric amplification and bidirectional invisibility in PT-symmetric time-Floquet systems; Physical Review A. 2018. DOI : 10.1103/PhysRevA.97.013839.
T. Koutserimpas; R. Fleury : Zero refractive index in time-Floquet acoustic metamaterials; Journal of Applied Physics. 2018. DOI : 10.1063/1.5006542.
H. Lissek; E. Rivet; T. Laurence; R. Fleury : Toward Wideband Steerable Acoustic Metasurfaces with Arrays of Active Electroacoustic Resonators; Journal of Applied Physics. 2018. DOI : 10.1063/1.5011380.
2017
E. Rivet; A. Brandstotter; H. Lissek; K. Makris; S. Rotter et al. : Constant amplitude sound waves in non-Hermitian metamaterials ; 174th meeting of the Acoustical Society of America, New Orleans, Louisiana, USA.
R. Fleury : Reconfigurable waveguides based on topological acoustics ; JTCVAM 2017, Grenoble, France.
R. Fleury : Crystalline metamaterials for wave manipulation at sub wavelength scale ; EPFL Photonics day, Lausanne, Switzerland.
R. Fleury; S. Yves; T. Berthelot; M. Fink; F. Lemoult et al. : Topological spoof plasmon polaritons based on C6-symmetric crystalline metasurfaces ; Metamaterials 2017, Marseille, France.
S. Yves; R. Fleury; F. Lemoult; M. Fink; G. Lerosey : Topological acoustic polaritons: Robust sound manipulation at the sub wavelength scale ; Metamaterials 2017, Marseille, France.
N. S. Kaina; F. Lemoult; S. Yves; R. Fleury; T. Berthelot et al. : Tailoring locally resonant metamaterials: from local modifications to metamaterial crystals ; Metamaterials 2017, Marseille.
R. Fleury : Topological wave transport in acoustic systems ; ICTCA 2017, Vienna, Austria.
R. Fleury : Non-reciprocal acoustic systems: from sound isolation to topological propagation ; META 18, Incheon, Korea.
N. S. Kaina; F. Lemoult; S. Yves; R. Fleury; T. Berthelot et al. : Tailoring locally resonant metamaterials: from local modifications to metamaterial crystals ; META 18, Incheon, Korea.
R. Fleury : Topological wave transport in acoustic and electromagnetic meta materials ; 2017 E-MRS Spring Meeting and Exhibit, Strasbourg, France, May 22-26, 2017.
S. Yves; R. Fleury; F. Lemoult; M. Fink; G. Lerosey : Topological Acoustic Polaritons: Robust Sound Manipulation at the Subwavelength Scale; New Journal of Physics. 2017. DOI : 10.1088/1367-2630/aa66f8.
S. Yves; R. Fleury; T. Berthelot; M. Fink; F. Lemoult et al. : Crystalline Metamaterials for Topological Properties at Subwavelength Scales; Nature Communications. 2017. DOI : 10.1038/ncomms16023.
2016
R. Fleury : Acoustic topological insulators; The Journal of the Acoustical Society of America. 2016. DOI : 10.1121/1.4969465.
R. Fleury : Topological surface polaritons based on C6 symmetry ; Aspen Winter Physics Conference on "Topological Metamaterials and Beyond", Aspen, Colorado, USA, January 1-8, 2017.
A. Alu; R. Fleury; D. Sounas ; Non-reciprocal acoustic devices based on linear or angular momentum biasing. US9536512 ; JP2016531320 ; US2016203810 ; EP3036735 ; CN105659315 ; KR20160047503 ; AU2014309342 ; WO2015026509 . 2016.
D. Sounas; R. Fleury; A. Alù : ParityTime Symmetry for Cloaking and Negative Refraction ; EuCAP'2016, Davos, Switzerland, April 10-15, 2016.
R. Fleury; D. Sounas; A. Alù : Magnetless Circulators for Electromagnetic and Acoustic Waves ; EuCAP'2016, Davos, Switzerland, April 10-15, 2016.
R. Fleury : Extreme Wave Manipulation with Parity-Time Symmetric Metasurfaces ; MET'16 - 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Malaga, Spain, July 25-28, 2016.
R. Fleury : Broadband Topological Non-Reciprocity in Time-Floquet Metamaterials ; Metamaterials 2016, Chania, Crete, September 17-22, 2016.
R. Fleury : Acoustic topological insulators ; 5th Joint Meeting Acoustical Society of America and Acoustical Society of Japan, Honolulu, Hawaii, USA, November 28-December 2, 2016.
R. Fleury; D. L. Sounas; A. Alu : Parity-Time Symmetry in Acoustics: Theory, Devices, and Potential Applications; IEEE Journal of Selected Topics in Quantum Electronics. 2016. DOI : 10.1109/JSTQE.2016.2549512.
L. Langguth; R. Fleury; A. Alù; A. F. Koenderink : Drexhage’s Experiment for Sound; Physical Review Letters. 2016. DOI : 10.1103/PhysRevLett.116.224301.
R. Fleury; A. B. Khanikaev; A. Alu : Floquet topological insulators for sound; Nature Communications. 2016. DOI : 10.1038/ncomms11744.
2015
F. Monticone; C. Valagiannopoulos; S. Savoia; R. Fleury; A. Alù : Parity-Time Symmetric Nonlocal Metamaterials for Focusing and Image Processing ; APS March Meeeting 2015, San Antonio, TX, USA, March 2-6, 2015.
D. Sounas; R. Fleury; A. Alù : Time-Domain Response of Parity-Time Symmetric Structures: Causality, Stability and Bandwidth Considerations ; 2015 IEEE International Symposium on Antennas and Propagation and North American Radio, Vancouver, Canada, July 19-25, 2015.
F. Monticone; C. Valagiannopoulos; S. Savoia; R. Fleury; A. Alù : PT-Symmetric Metamaterial Systems for Aberration-Free Imaging and Wave Manipulation ; Metamaterials 2015, Oxford, UK, September 7-10, 2015.
R. Fleury; D. Sounas; A. Khanikaev; A. Alù : Breaking Temporal Symmetries in Acoustic Metamaterials ; Metamaterials 2015, Oxford, UK, September 7-10, 2015.
R. Fleury; D. Sounas; A. Alù : An invisible acoustic sensor based on parity-time symmetry; Nature Communications. 2015. DOI : 10.1038/ncomms6905.
D. L. Sounas; R. Fleury; A. Alù : Unidirectional Cloaking Based on Metasurfaces with Balanced Loss and Gain; Physical Review Applied. 2015. DOI : 10.1103/PhysRevApplied.4.014005.
R. Fleury; D. Sounas; M. R. Haberman; A. Alù : Nonreciprocal Acoustics; Acoustics Today. 2015.
R. Fleury; F. Monticone; A. Alù : Invisibility and Cloaking: Origins, Present, and Future Perspectives; Physical Review Applied. 2015. DOI : 10.1103/PhysRevApplied.4.037001.
R. Fleury; D. L. Sounas; A. Alù : Subwavelength ultrasonic circulator based on spatiotemporal modulation; Physical Review B. 2015. DOI : 10.1103/PhysRevB.91.174306.
A. B. Khanikaev; R. Fleury; S. H. Mousavi; A. Alù : Topologically robust sound propagation in an angular-momentum-biased graphene-like resonator lattice; Nature Communications. 2015. DOI : 10.1038/ncomms9260.
2014
R. Fleury; A. Alu : Cloaking and Invisibility: a Review; Progress In Electromagnetics Research. 2014. DOI : 10.2528/PIER15011403.
R. Fleury; D. Sounas; A. Alù : Parity-Time-Symmetric Metasurfaces and Metamaterials ; Continuum Models Discrete Systems -13, Salt Lake City, Utah, USA, July 21-25 2014.
A. Monti; J. Soric; R. Fleury; A. Toscano; A. Alù et al. : Mantle Cloaking and Related Applications in Antennas ; ICEAA 14, Palm Beach, Aruba, Netherlands, August 3-9, 2014.
R. Fleury; A. Alù : Parity-Time Acoustic Metamaterials and Unidirectional Invisible Sensors ; Metamaterials 2014, Copenhagen, Denmark, August 25-30, 2014.
A. Alù; R. Fleury; D. Sounas : Nonreciprocity, Nonlinearity and Parity-Time Symmetry in Optical Metasurfaces and Metamaterials ; 2014 IEEE Photonics Conference (IPC), San Diego, CA, USA, October 12-16, 2014.
R. Fleury; D. Sounas; A. Alù : Non-reciprocal acoustic devices based on spatio-temporal angular-momentum modulation. ; 168th Meeting of the Acoustical Society of America, Indianapolis, IN, USA, October 27-31, 2014.
R. Fleury; D. Sounas; A. Alù : Parity-time symmetric metamaterials and metasurfaces for loss-immune and broadband acoustic wave manipulation ; 168th Meeting of the Acoustical Society of America, Indianapolis, IN, USA, October 27-31, 2014.
R. Fleury; C. F. Sieck; M. R. Haberman; A. Alù : Acoustic supercoupling through a density-near-zero metamaterial channel; Proceedings of Meetings on Acoustics. 2014. DOI : 10.1121/1.4812436.
Teaching & PhD
Teaching
Electrical and Electronics Engineering