Nonlinear waves and Acoustics
2024
[A152] G. Bordiga, E. Medina, S. Jafarzadeh, C. Bösch, R. P. Adams, V. Tournat, K. Bertoldi, Automated discovery of reprogrammable
nonlinear dynamic metamaterials, Nat. Mater. (2024) https://doi.org/10.1038/s41563-024-02008-6 PDF SI RG
[A151] A. Demiquel, V. Achilleos, G. Theocharis, V. Tournat, Envelope vector solitons in nonlinear flexible mechanical metamaterials, Wave Motion 131, 103394 (2024). PDF RG
[A150] A. Paliovaios, G. Theocharis, V. Achilleos, V. Tournat, Transition waves in bistable systems generated by collision of moving breathers, Extreme Mechanics Letters 71, 102199 (2024). PDF RG
[A149] C. Li, N. Chigarev, T. Thréard, K. Zhang, N. Delorme, V. Tournat, S. Raetz, H. Lu, V. E. Gusev, Optically Controlled Nano-Transducers Based on Cleaved Superlattices for Monitoring Gigahertz Surface Acoustic Vibrations, ACS Nano 3C07576 (2024). PDF SI RG
[A148] A. Khalil, T. Sensan, A. Passin,M. Ben Belaiche, A. Duclos, V. Tournat, L. Fontaine, S. Pascual, S. Piogé, Sono-Activated RAFT Ab Initio Emulsion Polymerization of Methyl Methacrylate: Toward an Exogenous Initiator-Free and Surfactant-Free Process, Macromolecules 57(5), 2295–2305 (2024). PDF RG
[A147] W. Jiao, H. Shu, V. Tournat, H. Yasuda, J. R. Raney, Phase transitions in 2D multistable mechanical metamaterials via collisions of soliton-like pulses, Nature Communications 15, 333 (2024). PDF SI RG
[A146] G. Chen, O. Abraham, D. Pageot, O. Durand, M. Chekroun, V. Tournat, Evaluation of nonlinear interface areas in a multiple scattering medium by Nonlinear Coda Wave Interferometry (NCWI): Experimental studies, NDT & E International 141, 102992 (2024). PDF RG
2023
[A145] H. Yasuda, H. Shu, W. Jiao, V. Tournat, J. R. Raney, Nucleation of transition waves via collisions of elastic vector solitons, Appl. Phys. Lett. 123, 051701 (2023). PDF RG (Editor's pick and cover of the journal issue)
[A144] B. Deng, H. Shu, J. Li, C.-Y. Mo, J. R. Raney, V. Tournat, K. Bertoldi, Nonlinear waves at the free surface of flexible mechanical metamaterials, Appl. Phys. Lett. 123, 011703 (2023). PDF RG
[A143] S. Qu, B. Hilloulin, J. Saliba, M. SbartaïI, O. Abraham, V. Tournat, Imaging concrete cracks using Nonlinear Coda Wave Interferometry (INCWI), Construction and Building Materials 391, 131772 (2023). PDF RG
[A142] A. Demiquel, V. Achilleos, G. Theocharis, V. Tournat, Modulation instability in nonlinear flexible mechanical metamaterials, Phys. Rev. E 107, 054212 (2023). PDF RG
[A141] S. Qu, B. Hilloulin, O. Chupin, J-M. Piau, O. Abraham, V. Tournat, Towards quantifying the effect of pump wave amplitude on cracks in the Nonlinear Coda Wave Interferometry method, Ultrasonics 132, 106991 (2023). PDF RG
[A140] A. O. Krushynska, D. Torrent, A. M. Aragón, R. Ardito, O. R. Bilal, B. Bonello, F. Bosia, Y. Chen, J. Christensen, A. Colombi S. A. Cummer , B. Djafari-Rouhani , F. Fraternali , P. I. Galich, P. David Garcia, J.-P. Groby, S. Guenneau, M. R. Haberman , M. I. Hussein , S. Janbaz, N. Jiménez , A. Khelif, V. Laude, M. J. Mirzaali, P. Packo, A. Palermo, Y. Pennec, R. Picó, M. Rosendo López, S. Rudykh, M. Serra-Garcia, C. M. Sotomayor Torres, T. A. Starkey, V. Tournat, O. B. Wright, Emerging topics in nanophononics and elastic, acoustic, and mechanical metamaterials: an overview, Nanophotonics, 2023. https://doi.org/10.1515/nanoph-2022-0671 . PDF RG
2022
[A139] O. Léger, F. Garcia, M. Khafif, S. Carrere, N. Leblanc‑Fournier, A. Duclos, V. Tournat, E. Badel, M. Didelon, A. Le Ru, S. Raffaele, A. Barbacci, Pathogen-derived mechanical cues potentiate the spatio-temporal implementation of plant defense, BMC Biology 20:292 (2022). PDF RG
[A138] M. Malléjac, P. Sheng, V. Tournat, V. Romero-García, J-P. Groby, Slow-Sound-Based Delay-Line Acoustic Metamaterial, Phys. Rev. Appl. 17(4), 044035 (2022). PDF RG
[A137] L.-Y. Zheng, S. Qu, F. Allein, T. Thréard, V. Gusev, V. Tournat, G. Theocharis, Direct observation of edge modes in zigzag granular chains, J. Sound Vib. 526, 116761 (2022). PDF RG
[A136] P. Mora, M. Chekroun, S. Raetz, V. Tournat, Nonlinear generation of a zero group velocity mode in an elastic plate by non-collinear mixing, Ultrasonics 119, 106589 (2022). PDF RG
[A135] P. Mora, D. Vautrin, G. d’Urso, S. Letourneur, M. Chekroun, R. Longo, V. Tournat, Air leak detection in a pressurized containment building mock-up using elastic guided waves, NDT & E International 125, 102553 (2022). PDF RG
2021
[A134] P. Mora, M. Chekroun, V. Tournat, Seismic metashielding by a line of resonators over a granular layer, Phys. Rev. Appl. 16, 044002 (2021). PDF RG
[A133] R. Hodé, S. Raetz, N. Chigarev, J. Blondeau, N. Cuvillier, V. Gusev, M. Ducousso, V. Tournat, Laser ultrasonics in a multilayer structure: Plane wave synthesis and inverse problem for nondestructive evaluation of adhesive bondings, J. Acoust. Soc. Am. 150, 2076 (2021). PDF RG
[A132] R. Hodé, M. Ducousso, N. Cuvillier, V. Gusev, V. Tournat, S. Raetz, Laser ultrasonics in a multilayer structure: Semi-analytic model and simulated examples, J. Acoust. Soc. Am. 150, 2065 (2021). PDF RG
[A131] S. Sandeep, T. Thréard, E. De Lima Savi, N. Chigarev, A. Bulou, V. Tournat, A. Zerr, V. E. Gusev, S. Raetz, 3D characterization of individual grains of coexisting high-pressure H2O ice phases by time-domain Brillouin scattering, J. Appl. Phys. 130, 053104 (2021). PDF RG
[A130] T. Thréard, E. De Lima Savi, S. Avanesyan, N. Chigarev, Z. Hua, V. Tournat, V. E. Gusev, D. Hurley, S. Raetz, Photoacoustic 3-D imaging of polycrystalline microstructure improved with transverse acoustic waves, Photoacoustics 23, 100286 (2021). PDF RG
[A129] G. Yan, S. Raetz, J.-P. Groby, A. Duclos, A. Geslain, N. Chigarev, V. E. Gusev, V. Tournat, Estimation via Laser Ultrasonics of the Ultrasonic Attenuation in a Polycrystalline Aluminum Thin Plate Using Complex Wavenumber Recovery in the Vicinity of a Zero-Group-Velocity Lamb Mode , Appl. Sci. 11, 6924 (2021). PDF RG
[A128] B. Deng, J. R. Raney, K. Bertoldi, V. Tournat, Nonlinear waves in flexible mechanical metamaterials, J. Appl. Phys. 130, 040901 (2021). PDF RG
[A127] M. Malléjac, A. Merkel, J. Sanchez-Dehesa, J. Christensen, V. Tournat, V. Romero-García, J.-P. Groby, Experimental evidence of a hiding zone in a Density-Near-Zero Acoustic Metamaterial, J. Appl. Phys. 129, 145101 (2021). PDF RG
[A126] J-P. Groby, V. Romero-Garcia, M. Malléjac, A. Merkel, V. Tournat, D. Torrent, J. Li, Analytical modeling of one-dimensional resonant asymmetric and reciprocal acoustic structures as Willis materials, New J. Phys. 23, 053020 (2021). PDF RG
[A125] G. Chen, Y. Zhang, O. Abraham, D. Pageot, M. Chekroun, V. Tournat, Numerical parametric study of Nonlinear Coda Wave Interferometry sensitivity to microcrack size in a multiple scattering medium, Ultrasonics 116, 106483 (2021). PDF RG
[A124] B. Deng, J. Li, V. Tournat, P. Purohit, K. Bertoldi, Dynamics of mechanical metamaterials: A framework to connect phonons, nonlinear periodic waves and solitons, J. Mech. Phys. Sol. 147, 104233 (2021). PDF RG
2020
[A123] V. Romero-García, N. Jiménez, G. Theocharis, V. Achilleos, A. Merkel, O. Richoux, V. Tournat, J.-P. Groby, V. Pagneux, Design of acoustic metamaterials made of Helmholtz resonators for perfect absorption by using the complex frequency plane, C. R. Physique 21 (7-8), 713-749 (2020). PDF RG
[A122] B. Deng, S. Yu, A. E. Forte, V. Tournat, K. Bertoldi, Characterization, stability, and application of domain walls in flexible mechanical metamaterials, Proc. Natl. Acad. Sci. 202015847 (2020). PDF Supp. Mat. Movie1 Movie2 Movie3 Movie4 RG
[A121] V. Romero-García, N. Jiménez, J. -P. Groby, A. Merkel, V. Tournat, G. Theocharis, O. Richoux, V. Pagneux, Perfect absorption in mirror-symmetric acoustic metascreens, Phys. Rev. Appl. 14, 054055 (2020). PDF RG
[A120] L-Y. Zheng, G. Theocharis, R. Fleury, V. Tournat, V. Gusev, Tilted Double Dirac Cone and Anisotropic Quantum-Spin-Hall Topological Insulator in Mechanical Granular Graphene, New J. Phys. 22, 103012 (2020). PDF RG
[A119] M. Malléjac, A. Merkel, V. Tournat, J.-P. Groby, V. Romero-García, Doping of a plate-type acoustic metamaterial, Phys. Rev. B 102, 060302(R) (2020). PDF Supp. Mat. RG
[A118] G. Yan, S. Raetz, N. Chigarev, J. Blondeau, V. E. Gusev, V. Tournat, Cumulative fatigue damage in thin aluminum films evaluated non-destructively with lasers via zero-group-velocity Lamb modes, NDT&E International 116, 122323 (2020). PDF RG Supp. Mat.
[A117] R. Hodé, S. Raetz, J. Blondeau, N. Chigarev, N. Cuvillier, V. Tournat, M. Ducousso, Nondestructive evaluation of structural adhesive bonding using the attenuation of zero-group-velocity Lamb modes, Appl. Phys. Lett. 116, 104101 (2020). PDF RG
[A116] Y. Wang, D. Hurley, Z. Hua, T. Pezeril, S. Raetz, V. Gusev, V. Tournat, M. Khafizov, Imaging grain microstructure in a model ceramic energy material with optically generated coherent acoustic phonons, Nature Communications 11, 1597 (2020). PDF RG
[A115] F. Allein, V. Tournat, V. Gusev, G. Theocharis, Linear and nonlinear elastic waves in magneto-granular chains, Phys. Rev. Appl. 13, 024023 (2020). PDF RG (Editor's suggestion)
[A114] B. Deng, P. Wang, V. Tournat, K. Bertoldi, Nonlinear Transition Waves in Free-standing Bistable Chains, J. Mech. Phys. Sol. 136, 103661 (2020). PDF RG
[A113] B. Deng, L. Chen, D. Wei, V. Tournat, K. Bertoldi, Pulse-driven robot: Motion via solitary waves, Science Advances 6 : eaaz1166 (2020). PDF RG
[A112] L-Y. Zheng, V. A. Achilleos, Z-G. Chen, O. Richoux, G. Theocharis, Y. Wu, J. Mei, S. Felix, V. Tournat, V. Pagneux, Acoustic graphene network loaded with Helmholtz resonators: A first-principle modeling, Dirac cones, edge and interface waves, New. J. Phys. 22, 013029 (2020). PDF RG
[A111] L. Jin, R. Khajehtourian, J. Mueller, A. Rafsanjani, V. Tournat, K. Bertoldi, D. M. Kochmann, Guided transition waves in multistable mechanical metamaterials, Proc. Natl. Acad. Sci. 201913228 (2020). PDF RG Movies CNRS INSIS communication on these results
2019
[A110] M. Malléjac, A. Merkel, J. Sanchez-Dehesa, J. Christensen, V. Tournat, J.-P. Groby, V. Romero-Garcia, Zero-phase propagation in realistic plate-type acoustic metamaterials, Appl. Phys. Lett. 115, 134101 (2019). PDF RG
[A109] G. Chen, D. Pageot, O. Abraham, Y. Zhang, M. Chekroun, V. Tournat, Nonlinear Coda Wave Interferometry: sensitivity to wave-induced material property changes analyzed via numerical simulations in 2D, Ultrasonics 99, 105968 (2019). RG PDF
[A108] T. Devaux, A. Cebrecos, O. Richoux, V. Pagneux, V. Tournat, Acoustic radiation pressure for nonreciprocal transmission and switch effects, Nature Communications 10:3292 (2019). RG PDF Supp. Mat.
[A107] B. Deng, C. Mo, V. Tournat, K. Bertoldi, J.R. Raney, Focusing and Mode Separation of Elastic Vector Solitons in a 2D Soft Mechanical Metamaterial, Phys. Rev. Lett. 123(2), 024101 (2019). RG PDF Supp. Mat. Video on these results
[A106] B. Deng, Y. Zhang, Q. He, V. Tournat, P. Wang, K. Bertoldi, Propagation of elastic solitons in chains of pre-deformed beams, New J. Phys. 21, 073008 (2019). RG PDF
[A105] S. Raetz, M. Kuriakose, P. Djemia, S. M. Nikitin, N. Chigarev, V. Tournat, A. Bulou, A. Lomonosov, V. E. Gusev, and A. Zerr, Elastic anisotropy and single-crystal moduli of solid argon up to 64 GPa from time-domain Brillouin scattering, Phys. Rev. B 99, 224102 (2019). RG PDF
[A104] N. Houhat, V. Tournat, S. Ménigot, T. Boutkedjirt, J.-M. Girault, Optimal pump excitation frequency for improvement of damage detection by nonlinear vibro acoustic modulation method in a multiple scattering sample, Applied Acoustics 155, 222-231 (2019). RG PDF
[A103] L.-Y. Zheng, F. Allein, V. Tournat, V.E. Gusev, G. Theocharis, Granular graphene: Direct observation of edge states on zigzag and armchair boundaries, Phys. Rev. B 99, 184113 (2019). RG PDF
[A102] X. Guo, V.E. Gusev, V. Tournat, B. Deng, K. Bertoldi, Frequency-doubling effect in acoustic reflection by a nonlinear, architected rotating-square metasurface, Phys. Rev. E 99, 052209 (2019). RG PDF
[A101] R. Martin, L. Bodet, V. Tournat, F. Rejiba, Seismic wave propagation in nonlinear viscoelastic media using the auxiliary differential equation method, Geophys. J. Int. 216, 453-469 (2019). RG PDF
[A100] B. Deng, V. Tournat, P. Wang, K. Bertoldi, Anomalous collisions of elastic vector solitons in mechanical metamaterial, Phys. Rev. Lett. 122, 044101 (2019). PDF Supp. Mat.
[A99] A. Merkel, G. Theocharis, F. Allein, J.-P. Groby, V. Gusev, V. Tournat, Testing a bead-rod contact with a nonlinear resonance method, J. Sound Vib. 441, 84-95 (2019). RG PDF
2018
[A98] B. Deng, V. Tournat, K. Bertoldi, Effect of predeformation on the propagation of vector solitons in flexible mechanical metamaterials, Phys. Rev. E 98, 053001 (2018). RG PDF
[A97] B. Deng, P. Wang. Q. He, V. Tournat, K. Bertoldi, Metamaterials with amplitude gaps for elastic solitons, Nature Communications 9, 3410 (2018). RG PDF Supp. Mat.
[A96] G. Yan, S. Raetz, N. Chigarev, V. Gusev, V. Tournat, Characterization of progressive fatigue damage in solid plates by laser ultrasonic monitoring of zero-group-velocity Lamb modes, Phys. Rev. Applied, 9, 061001 (2018). PDF
[A95] X. Guo, V.E. Gusev, K. Bertoldi, V. Tournat, Manipulating acoustic wave reflexion by a nonlinear elastic metasurface, J. App. Phys. 123(12), 124901 (2018). PDF
[A94] L.-Y. Zheng, G. Theocharis, V. Tournat, V. Gusev, Quasitopological rotational waves in mechanical granular graphene, Phys. Rev. B 97, 060101(R) (2018). PDF
[A93] F. Ruiz Botello, M.A.S. Quintanilla, A. Castellanos, E.F. Grekova, V. Tournat, Effect of the microstructure on the propagation velocity of ultrasound in magnetic powders, Ultrasonics 82, 153-160 (2018). PDF
2017
[A92] M. Kuriakose, S. Raetz, Qing Miao Hu, S. M. Nikitin, N. Chigarev, V. Tournat, A. Bulou, A. Lomonosov, P. Djemia, V.E. Gusev, A. Zerr, Longitudinal sound velocities, elastic anisotropy, and phase transition of high-pressure cubic H2O ice to 82 GPa, Phys. Rev. B 96, 134122 (2017). PDF
[A91] J.-B. Legland, Y. Zhang, O. Abraham, O. Durand, V. Tournat, Evaluation of crack status in a meter-size concrete structure using the ultrasonic nonlinear coda wave interferometry, J. Acoust. Soc. Am. 142, 2233 (2017). PDF
[A90] B. Deng, J.R. Raney, V. Tournat, K. Bertoldi, Elastic vector solitons in soft architected materials, Phys. Rev. Lett. 118(20), 204102 (2017). RG PDF Supp. Mat. (Selected as Editors' Suggestion)
[A89] G. Chen, D. Pageot, J.-B. Legland, O. Abraham, M. Chekroun, V. Tournat, Numerical modeling of ultrasonic coda wave interferometry in a multiple scattering medium with a localized nonlinear defect, Wave Motion 72, 228-243 (2017). PDF
[A88] M. Kuriakose, N. Chigarev, S. Raetz, A. Bulou, V. Tournat, A. Zerr, V.E. Gusev, In situ imaging of the dynamics of photo-induced structural phase transition at high pressures by picosecond acoustic interferometry, New J. Phys. 19, 053026 (2017). PDF Supp. Mat.
[A87] P. Wang, Y. Zheng, M.C. Fernandes, Y. Sun, K. Xu, S. Sun, S.-H. Kang, V. Tournat, K. Bertoldi, Harnessing Geometric Frustration to Form Band Gaps in Acoustic Channel Lattices, Phys. Rev. Lett. 118, 084302 (2017). PDF Supp. Mat.
[A86] M. Leclercq, P. Picart. G. Penelet, V. Tournat, Investigation of 3D Surface Acoustic Waves In Granular Media With 3-Color Digital Holography, J. Appl. Phys. 121, 045112 (2017). PDF
[A85] F. Faese, S. Raetz, N. Chigarev, C. Mechri, J. Blondeau, B. Campagne, V.E. Gusev, V. Tournat, Beam shaping to enhance zero group velocity Lamb mode generation in a composite plate and nondestructive testing application, NDT&E International 85, 13-19 (2017). PDF
[A84] Y. Zhang, V. Tournat, O. Abraham, O. Durand, S. Letourneur, A. Le Duff, B. Lascoup, Nonlinear Coda Wave Interferometry for the global evaluation of damage levels in complex solids, Ultrasonics 73, 245-252 (2017). PDF
[A83] L.-Y. Zheng, V. Tournat, V. Gusev, Zero-frequency and extremely slow elastic edge waves in mechanical granular graphene, Extreme Mechanics Letters 12, 55-64 (2017). PDF
[A82] F. Allein, V. Tournat, V. Gusev, G. Theocharis, Transversal-rotational and zero group velocity modes in tunable magneto-granular phononic crystals, Extreme Mechanics Letters 12, 65-70 (2017). PDF
2016
[A81] S. Babaee, J.T.B. Overveld, E.R. Chen, V. Tournat, K. Bertoldi, Reconfigurable Origami-inspired Acoustic Waveguides, Science Advances 2:e1601019, (2016). PDF
[A80] B. Hilloulin, J.-B. Legland, E. Lys, O. Abraham, A. Loukili, F. Grondin, O. Durand, V. Tournat, Monitoring of autogenous crack healing in cementitious materials by the nonlinear modulation of ultrasonic coda waves, 3D microscopy and X-ray microtomography, Construction and Building Materials 123, 143-152 (2016). PDF
[A79] S. Pasquet, L. Bodet, P. Bergamo, R. Guérin, R. Martin, R. Mourgues, and V. Tournat, Small-Scale Seismic Monitoring of Varying Water Levels in Granular Media, Vadose Zone Journal doi:10.2136/vzj2015.11.0142 (2016). PDF
[A78] F. Allein, V. Tournat, V. E. Gusev, G. Theocharis, Tunable magneto-granular phononic crystals, Appl. Phys. Lett. 108, 161903 (2016). PDF
[A77] S. Mezil, N. Chigarev, V. Tournat, V.E. Gusev, Evaluation of crack parameters by a nonlinear frequency-mixing laser ultrasonics method, Ultrasonics 69, 225-235 (2016). PDF
[A76] M. Kuriakose, S. Raetz, N. Chigarev, S.M. Nikitin, A. Bulou, D. Gasteau, V. Tournat, B. Castagnede, A. Zerr, V.E. Gusev, Picosecond laser ultrasonics for imaging of transparent polycrystalline materials compressed to megabar pressures, Ultrasonics 69, 259-276 (2016). PDF
[A75] H. Pichard, A. Duclos, J.-P. Groby, V. Tournat, L. Zheng, V. Gusev, Surface waves in granular phononic crystals, Phys. Rev. E. 93, 023008 (2016). PDF
[A74] D. Gasteau, N. Chigarev, L. Ducousso-Ganjehi, V. E. Gusev, F. Jenson, P. Calmon, V. Tournat, Single crystal elastic constants evaluated with surface acoustic waves generated and detected by lasers within polycrystalline steel samples, J. Appl. Phys. 119, 043103 (2016). PDF
[A73] P. Ruiz-Botello, A. Castellanos, V. Tournat, Ultrasonic probing of cohesive granular media at very low consolidation, Ultrasonics 69, 193-200 (2016). PDF
[A72] L. Zheng, H. Pichard, V. Tournat, G. Theocharis, V. Gusev, Zero-Frequency and Slow Elastic Modes in Phononic Monolayer Granular Membranes, Ultrasonics 69, 201-214 (2016). PDF
[A71] C. Lagarrigue, J.-P. Groby, O. Dazel, V. Tournat, Design of metaporous supercells by genetic algorithm for absorption optimization on a wide frequency band, Applied Acoustics 102, 49–54 (2016). PDF
[A70] V. Romero-García, G. Theocharis, O. Richoux, A. Merkel, V. Tournat, V. Pagneux, Perfect and broadband acoustic absorption by critically coupled sub-wavelength resonators, Scientific Reports 6, 19519 (2016). PDF
2015
[A69] T. Devaux, V. Tournat, O. Richoux, V. Pagneux, Asymmetric acoustic propagation of wave packets via the self-demodulation effect, Phys. Rev. Lett. 115, 234301 (2015). RG PDF (Selected as Editors' Suggestion)
[A68] J. Cabaret, P. Béquin, G. Theocharis, V. Andreev, V.E. Gusev, V. Tournat, Nonlinear hysteretic torsional waves, Phys. Rev. Lett. 115, 054301 (2015). PDF
[A67] S.M. Nikitin, N. Chigarev, V. Tournat, A. Bulou, D. Gasteau, B. Castagnède, A. Zerr, V.E. Gusev, Revealing sub-μm and μm-scale textures in H2O ice at megabar pressures by time-domain Brillouin scattering, Scientific Reports 5, 9352 (2015). PDF (CNRS Communication on these results : http://www.cnrs.fr/insis/recherche/actualites/2015/11/texture-glace.htm)
[A66] L. Barguet, C. Pezerat, M. Bentahar, R. El Guerjouma, V. Tournat, Ultrasonic evaluation of the morphological characteristics of metallic powders in the context of mechanical alloying, Ultrasonics 60, 11-18 (2015). PDF
[A65] R. Delannay, M. Duranteau, V. Tournat, Precursors and triggering mechanisms of granular avalanches, CR Physique 16, 45-50 (2015). PDF
[A64] J.-P. Groby, C. Lagarrigue, B. Brouard, O. Dazel, V. Tournat and B. Nennig, Enhancing the absorption properties of acoustic porous plates by periodically embedding Helmholtz resonators, J. Acoust. Soc. Am. 137, 273 (2015). PDF
2014
[A63] L. Bodet, A. Dhemaied, R. Martin, R. Mourgues, F. Rejiba, V. Tournat, Small-scale physical modeling of seismic-wave propagation using unconsolidated granular media, Geophysics 79(6), 323-339 (2014). PDF
[A62] B. Hilloulin, Y. Zhang, O. Abraham, A. Loukili, F. Grondin, O. Durand, V. Tournat, Small crack detection in cementitious materials using nonlinear coda wave modulation, NDT&E International 68, 98-104 (2014). PDF
[A61] J.-P. Groby, C. Lagarrigue, B. Brouard, O. Dazel, V. Tournat and B. Nennig, Using simple shape three-dimensional rigid inclusions to enhance porous layer absorption, J. Acoust. Soc. Am. 136(3), 1139-1148 (2014). PDF
[A60] G. Theocharis, O. Richoux, V. Romero-Garcia, A. Merkel, V. Tournat, Limits of slow sound propagation and transparency in lossy, locally resonant periodic structures, New J. Phys. 16, 093017 (2014). PDF
[A59] A. Merkel, V. Tournat, V.E. Gusev, Directional asymmetry of the nonlinear wave phenomena in a three-dimensional granular phononic crystal under gravity, Phys. Rev. E 90, 023206 (2014). PDF
[A58] V. Yu. Zaitsev, V.E. Gusev, V. Tournat, P. Richard, Slow Relaxation and Aging Phenomena at the Nanoscale in Granular Materials, Phys. Rev. Lett. 112, 108302 (2014). PDF
[A57] P. Bergamo, L. Bodet, L.V. Socco, R. Mourgues and V. Tournat, Physical modelling of a surface-wave survey over a laterally varying granular medium with property contrasts and velocity gradients, Geophys. J. Int. 197(1), 233-247 (2014). PDF
[A56] S. Nikitin, V. Tournat, N. Chigarev, A. Bulou, B. Castagnède, A. Zerr and V. Gusev, Directivity patterns and pulse profiles of ultrasound emitted by laser action on interface between transparent and opaque solids: Analytical theory, J. Appl. Phys. 115, 044902 (2014). PDF
[A55] H. Pichard, A. Duclos, J.-P. Groby, V. Tournat, V. Gusev, Localized transversal-rotational modes in linear chains of equal masses, Phys. Rev. E 89, 013201 (2014). PDF Supp_mat
2013
[A54] S. Mezil, N. Chigarev, V. Tournat, V. Gusev, Two dimensional nonlinear frequency-mixing photo-acoustic imaging of a crack and observation of crack phantoms, J. Appl. Phys. 114, 174901 (2013). PDF
[A53] V.J. Sanchez-Morcillo, I. Perez-Arjona, V. Tournat, V. Romero-Garcia and V.E. Gusev, Second harmonic generation for dispersive elastic waves in a discrete granular chain, Phys. Rev. E 88, 043203 (2013). PDF
[A52] V. Romero-Garcia, C. Lagarrigue, J-P. Groby, O. Richoux and V. Tournat, Tunable acoustic waveguides in periodic arrays made of rigid square-rod scatterers: theory and experimental realization, J. Phys. D: Appl. Phys. 46, 305108 (2013). PDF
[A51] C. Lagarrigue, O. Umnova, J.-P. Groby, V. Tournat, O. Dazel, Absorption of sound by porous layers with embedded periodic arrays of resonant inclusions, J. Acoust. Soc. Am. 134(6), 4670-4680 (2013). PDF
[A50] Y. Zhang, V. Tournat, O. Abraham, O. Durand, S. Letourneur, A. Le Duff, B. Lascoup, Nonlinear mixing of ultrasonic coda waves with lower frequency-swept pump waves for a global detection of defects in multiple scattering media, J. Appl. Phys. 113, 064905 (2013). PDF
[A49] Y. Zhang, O. Abraham, V. Tournat, A. Le Duff, B. Lascoup, A. Loukili, F. Grondin, O. Durand, Validation of a thermal bias control technique for Coda Wave Interferometry (CWI), Ultrasonics 53, 658-664 (2013). PDF
[A48] C-Y. Ni, N. Chigarev, V. Tournat, N. Delorme, Z. Shen, V.E. Gusev, Probing of laser-induced crack closure by pulsed laser-generated acoustic waves, J. Appl. Phys. 113, 014906 (2013). PDF
[A47] C. Lagarrigue, J.-P. Groby, V. Tournat, Sustainable sonic crystal made of resonating bamboo rods, J. Acoust. Soc. Am. 133(1), 247-254 (2013). PDF
2012
[A46] H. Pichard, A. Duclos, J.-P. Groby, V. Tournat and V.E. Gusev, Two-dimensional discrete granular phononic crystal for shear wave control, Phys. Rev. B 86, 134307 (2012). PDF
(Fig. 11 has been selected for the Kaleidoscope of October 2012 : http://prb.aps.org/kaleidoscope/prb/86/13/134307)
[A45] J. Cabaret, V. Tournat, P. Béquin, Amplitude-dependent phononic processes in a diatomic granular chain in the weakly nonlinear regime, Phys. Rev. E 86, 041305 (2012). PDF
[A44] Y. Zhang, O. Abraham, F. Grondin, A. Loukili, V. Tournat, A. Le Duff, B. Lascoup, O. Durand, Study of stress-induced velocity variation in concrete under direct tensile force and monitoring of the damage level by using thermally-compensated Coda Wave Interferometry, Ultrasonics 52, 1038-1045 (2012). PDF
[A43] J.-B. Legland, V. Tournat, O. Dazel, A. Novak, V. Gusev, Linear and nonlinear Biot waves in a noncohesive granular medium slab: transfer function, self-action, second harmonic generation, J. Acoust. Soc. Am. 131(6), 4292-4303 (2012). PDF
[A42] N. Chigarev, V. Tournat, V. Gusev, All optical monitoring of acoustic waves guided by confined micro-fluidic layers, Appl. Phys. Lett. 100, 144102 (2012). PDF
[A41] C. Ni, N. Chigarev, V. Tournat, N. Delorme, Z. Shen, V.E. Gusev, Probing of laser-induced crack modulation by laser-monitored surface waves and surface skimming bulk waves, J. Acoust. Soc. Am. 131 (3), EL250-EL255 (2012). PDF
2011
[A40] A. Novak, M. Bentahar, V. Tournat, R. El Guerjouma, L. Simon, Nonlinear acoustic characterization of micro-damaged materials through higher harmonic resonance analysis, NDT&E International 45, 1-8 (2011). PDF
[A39] A. Merkel, V. Tournat, V. Gusev, Experimental evidence of rotational elastic waves in granular phononic crystals, Phys. Rev. Lett. 107, 225502 (2011). PDF
[A38] S. Mezil, N. Chigarev, V. Tournat, V. Gusev, All-optical probing of the nonlinear acoustics of a crack, Optics Lett. 36(17), 3449-3441 (2011). PDF
[A37] V. Tournat, I. Pèrez-Arjona, A. Merkel, V. Sanchez-Morcillo, V. Gusev, Elastic waves in phononic monolayer granular membranes, New Journal of Physics 13, 073042 (2011). PDF
2010
[A36] L. Bodet, X. Jacob, V. Tournat, R. Mourgues, V.E. Gusev, Elasticity profile of an unconsolidated granular medium inferred from guided waves: Toward acoustic monitoring of analog models, Tectonophysics 496, 99-104 (2010). PDF
[A35] S. Kiesgen de Richter, V.Y. Zaitsev, P. Richard, R. Delannay, G. Le Caër, V. Tournat, Experimental evidence of ageing and slow restoration of the weak-contact configuration in tilted 3D granular packings, J. Stat. Mech., P11023 (2010). PDF
[A34] A. Merkel, V. Tournat, V.E. Gusev, Dispersion of elastic waves in three-dimensional noncohesive granular phononic crystals: Properties of rotational modes, Phys. Rev. E 82, 031305 (2010). PDF
[A33] P. Béquin and V. Tournat, Electrical conduction and Joule effect in one-dimensional chains of metallic beads: hysteresis under cycling DC currents and influence of electromagnetic pulses, Granular Matter 14(4), 375-385 (2010). PDF
[A32] J. Zakrzewski, N. Chigarev, V. Tournat, V. Gusev, Combined photoacoustic-acoustic technique for crack imaging, Int. J. Thermophys. 31, 199-207 (2010). PDF
[A31] O. Dazel and V. Tournat, Nonlinear Biot waves in porous media with application to unconsolidated granular media, J. Acoust. Soc. Am. 127(2), 692-702 (2010). PDF
[A30] V. Tournat and V.E. Gusev, Acoustics of unconsolidated granular media : an overview of recent results and several open problems, Acta-Acustica United with Acustica 96, 208-224 (2010). PDF
[A29] A. Merkel, V. Tournat and V.E. Gusev, Elastic waves in non cohesive frictionless granular crystals, Ultrasonics 50, 133-138 (2010). PDF
2009
[A28] T. Dehoux, T.A. Kelf, O. Matsuda, O.B. Wright, K. Ueno, Y. Nishijima, S. Juodkazis, H. Misawa, V. Tournat and V.E. Gusev, Vibrations of microspheres probed with ultrashort light pulses, Optics Lett. 34, 3740 (2009). PDF
[A27] B. Castagnède, S. Sahraoui, V. Tournat and N. Tahani, Cuspidal caustic and focusing of acoustical waves generated by a parametric array onto a concave reflecting surface, C. R. Mec. 337, 693-702 (2009). PDF
[A26] V. Tournat and V. Gusev, Nonlinear coda-type elastic waves in stressed granular media, Phys. Rev. E 80, 011306 (2009). PDF
[A25] N. Chigarev, J. Zakrzewski, V. Tournat and V.E. Gusev, Nonlinear frequency-mixing photo-acoustic imaging of a crack, J. Appl. Phys. 106, 036101 (2009). PDF
2008
[A24] V.E. Gusev and V. Tournat, How acoustic waves are guided in buried subsurface channels in unconsolidated granular media, Phys. Rev. E 78, 036602 (2008). PDF
[A23] V. Yu. Zaitsev, P. Richard, R. Delannay, V. Tournat, V.E. Gusev, Pre-avalanche structural rearrangements in the bulk of granular medium: experimental evidence, EPL 83(6), 64003 (2008). PDF
[A22] C. Inserra, V. Tournat and V. Gusev, Characterization of granular compaction by nonlinear acoustic resonance method, Appl. Phys. Lett. 92, 191916 (2008). PDF
[A21] X. Jacob, V. Aleshin, V. Tournat, P. Leclaire, W. Lauriks, and V.E. Gusev, Acoustic probing of the jamming transition in an unconsolidated granular medium, Phys. Rev. Lett. 100, 158003 (2008). PDF
[A20] V.E. Gusev, V. Aleshin and V. Tournat, Reflection of nonlinear acoustic waves at the mechanically free surface of an unconsolidated granular medium, Acustica-Acta-Acustica 94, 215-228 (2008). PDF
[A19] V. Tournat, C. Inserra and V.E. Gusev, Non-cascade frequency-mixing processes for elastic waves in unconsolidated granular materials, Ultrasonics 48 (6-7), 492-497 (2008). PDF
[A18] G. Grégoire, V. Tournat, D. Mounier, V.E. Gusev, Nonlinear photothermal and photoacoustic processes for crack detection, Eur. Phys. J. Special Topics 153, 313–315 (2008). PDF
2007
[A17] C. Inserra, V. Tournat and V. Gusev, A method of controling wave propagation in initially spatially periodic media, EPL 78, 44001 (2007). PDF
[A16] V. Aleshin, V. Gusev and V. Tournat, Acoustic modes propagating along the free surface of granular media, J. Acoust. Soc. Am. 121 (5), 2600-2611 (2007). PDF
[A15] O. Richoux, V. Tournat and T. Le Van Suu, Acoustic wave dispersion in a one-dimensional lattice of nonlinear resonant scatterers, Phys. Rev. E 75, 026615 (2007). PDF
2006
[A14] V. Tournat, D.M. Profunser, E. Muramoto, O. Matsuda, T. Takezaki, S. Sueoka and O.B. Wright, Microscale multiple scattering of coherent surface acoustic wave packets probed with gigahertz time-reversal acoustics, Phys. Rev. E 74, 026604 (2006). PDF
[A13] V.E. Gusev, V. Aleshin and V. Tournat, Acoustic waves in an elastic channel near the free surface of granular media, Phys. Rev. Lett. 96, 214301 (2006). PDF
[A12] B. Castagnède, M. Saeid, A. Moussatov, V.E. Gusev and V. Tournat, Reflexion and transmission at normal incidence onto air-saturated porous materials and direct measurements based on parametric demodulated ultrasonic waves, Ultrasonics 44, 221-229 (2006). PDF
2005
[A11] V. Tournat, V.Yu. Zaitsev, V.E. Nazarov, V.E. Gusev and B. Castagnède, Experimental study of nonlinear acoustic effects in a granular medium, Acoust. Physics 51 (5), 543-553 (2005). PDF
[A10] V.E. Gusev and V. Tournat, Amplitude- and frequency- dependent nonlinearities in the presence of thermally-induced transitions in the Preisach model of acoustic hysteresis, Phys. Rev. B 72, 054104 (2005). PDF
[A09] V.Yu. Zaitsev, V.E. Nazarov, V. Tournat, V. Gusev and B. Castagnède, Luxembourg-Gorky effect in a granular medium: probing perturbations of the material state via cross-modulation of elastic waves, Europhys. Lett. 70 (5), 607-613 (2005). PDF
2004
[A08] M. Saeid, B. Castagnède, A. Moussatov, V. Tournat, and V. Gusev, Application of nonlinearly demodulated acoustic signals for the measurements of the acoustical coefficient of reflection for air saturated porous materials, C. R. Mecanique 332 (10), 849-858 (2004). PDF
[A07] V. Tournat, V. Pagneux, D. Lafarge and L. Jaouen, Multiple scattering of acoustic waves and porous absorbing media, Phys. Rev. E 70, 026609 (2004). PDF
[A06] V. Tournat, V.E. Gusev and B. Castagnède, Subharmonics and noise excitation in transmission of acoustic wave through unconsolidated granular medium, Phys. Lett. A vol. 326 (5-6), 340-348 (2004). PDF
[A05] V. Tournat, V.E. Gusev, V.Yu. Zaitsev and B. Castagnède, Acoustic second harmonic generation with shear to longitudinal mode conversion in granular media, Europhys. Lett. 66 (6), 798-804 (2004). PDF
[A04] V. Tournat, V.E. Gusev, and B. Castagnède, Self-demodulation of elastic waves in a 1D granular chain, Phys. Rev. E 70, 056603 (2004). PDF
[A03] V. Tournat, V.Yu. Zaitsev, V.E. Gusev, V.E. Nazarov, P. Béquin and B. Castagnède, Probing weak forces in granular media through nonlinear dynamic dilatancy: clapping contacts and polarization anisotropy, Phys. Rev. Lett. 92 (8), 085502 (2004). PDF
2003
[A02] V. Tournat, B. Castagnède, V.E. Gusev, and Ph. Béquin, Self-demodulation acoustic signatures for non-linear propagation in glass beads, C. R. Mecanique 331, 119-125 (2003). PDF
2002
[A01] V. Tournat, V.E. Gusev, and B. Castagnède, Influence of ballistic to diffusion transition in the primary wave propagation on parametric antenna operation in granular media, Phys. Rev. E 66, 041303 (2002). PDF
Chapters in books
V. Gusev, V. Tournat et B. Castagnède, « Chapitre 4, Phénomènes d'acoustique non linéaire dans les milieux micro-inhomogènes», 42 pages, Matériaux et acoustique : propagation des ondes acoustiques 2 (Matériaux et Acoustique, Traité MIM, série alliages métalliques, Hermès, M. Bruneau et C. Potel coordinateurs, 2006).
V. Tournat, V. Gusev et B. Castagnède, « Chapitre 2, évaluation non destructive des solides micro-inhomogènes par des méthodes acoustiques non linéaires», 33 pages, Matériaux et acoustique 3 : caractérisation non destructive et application médicale (Matériaux et Acoustique, Traité MIM, série alliages métalliques, Hermès, M. Bruneau et C. Potel coordinateurs, 2006).
V.E. Gusev and V. Tournat, Thermally induced rate-dependence of hysteresis in nonclassical nonlinear acoustics, In "The universality of nonclassical nonlinearity, with applications to NDE and Ultrasonics", Edt. P.P. Delsanto, (springer, New-York), (2006).
V. Gusev, V. Tournat and B. Castagnède, “Chapter 4, Nonlinear acoustic phenomena in micro-inhomogeneous media”, 42 pages, in Materials and Acoustics Handbook (coord. M. Bruneau and C. Potel), Ed. ISTE-WILEY, London, 944 pages, ISBN 9781848210745, 2009.
V. Tournat, V. Gusev and B. Castagnède, “Chapter 2, Nondestructive evaluation of micro-inhomogeneous solids by nonlinear acoustic methods”, 33 pages, in Materials and Acoustics Handbook (coord. M. Bruneau and C. Potel), Ed. ISTE-WILEY, London, 944 pages, ISBN 9781848210745, 2009.
Invited talks, Keynotes
[B36] V. Tournat, Acoustics and the adventures of Tintin, science popularization conference for the general public (invited talk), final event of the COST DENORMS, 21st of February 2020, University of Coimbra, Portugal.
[B35] V. Tournat, Nonlinear elastic waves in flexible architected materials, Invited lecture, Winter school of the Labex Tec21, 20-24th of January 2020, Grenoble, France.
[B34] V. Tournat, Control of elastic waves by granular crystals and nonlinear flexible metamaterials, plenary lecture, International Congress on Ultrasonics, 3-6 september 2019, Bruges, Belgium.
[B33] B. Deng, P. Wang, Q. He, V. Tournat, K. Bertoldi, Nonlinear Waves in Flexible Architected Elastic Chains: Vector Solitons, Amplitude Gaps and Wave Control (Invited talk), Phononics 2019, 06/2019, Tucson AZ, USA.
[B32] V. Tournat, Nonlinear acoustics of complex solids and granular media, Invited talk at 177th Meeting of the Acoustical Society of America, Louisville Kentucky, 13-17 May 2019.
[B31] V. Tournat, Contrôle des ondes par des métamatériaux élastiques non linéaires, Conférence plénière JJCAB Journées Jeunes Chercheurs en Vibrations Acoustique et Bruit, 15-16 Nov. 2018, Le Mans.
[B30] V. Tournat, B. Deng, J.R. Raney, K. Bertoldi, Nonlinear elastic waves in architected auxetic soft solids (Keynote lecture), ESMC 2018, July 2018, Bologna, Italy.
[B29] V. Tournat, O. Abraham, G. Chen, D. Pageot, Y. Zhang, JB Legland, B. Hilloulin, O. Durand, S. Letourneur, E. Brasseur, M. Chekroun, Nonlinear Coda Wave Interferometry: characterizing damage in complex solids, 174th Meeting of the Acoustical Society of America, Dec. 2017, New Orleans, LA, USA. (invited talk)
[B28] V. Tournat, B. Deng, J. Raney, K. Bertoldi, Nonlinear elastic waves in architected soft solids, Acoustics’17 Boston, 173rd Meeting of the Acoustical Society of America and the 8th Forum Acusticum, 25-29 June 2017, Boston, MA, USA. (invited talk)
[B27] V. Tournat, F. Allein, Li-Yang Zheng, A. Cebrecos-Ruiz, A. Merkel, P. Béquin, G. Theocharis, V. Gusev, Dynamic Rotations in Nonlinear Granular Metamaterials (Keynote lecture), Phononics 2017, June 4-9 2017, Changsha, China.
[B26] V. Tournat, Nonlinear acoustic wave processes in granular media (Plenary Lecture), International Symposium on Nonlinear Acoustics, ISNA20th June 29-July 3 2015, Lyon, France.
[B25] V. Tournat, Nonlinear ultrasonic interactions with coda waves in granular media and cracked solids (invited talk), Workshop Diffuse waves in complex media (GDR Méso-Image) 8-9 June 2015, Marseille, France.
[B24] V. Tournat, J. Cabaret, P. Béquin, G. Theocharis, V. Andreev, V. Gusev, Linear and Nonlinear Rotational Waves in Granular Phononic Crystals (Invited talk), Phononics 2015 3rd International Conference on Phononic Crystals/Metamaterials, Phonon Transport and Phonon Coupling May 31 - June 5, Paris, France.
[B23] V. Tournat, Elastic wave processes in complex solids containing internal contacts (keynote lecture), International congress on Ultrasonics ICU 2015, 10-14th of May 2015, Metz, France.
[B22] V. Tournat, conference “Pint of Acoustics” entitled “L’acoustique autour d’un verre à travers les aventures de Tintin”, invited by RAmDAM association, 29th of January 2015, bar l’entre’acte, Le Mans.
[B21] V. Tournat, Wave processes in metaporous materials and resonant structures for improving sound absorption (Invited talk), AFPAC (Anglo-French Physical Acoustics Conference) 14_16th of January 2015, Fréjus, France.
[B20] J.-P. Groby, B. Nennig, C. Lagarrigue, B. Brouard, O. Dazel, O. Umnova, and V. Tournat, Design of sound absorbing metamaterials by periodically embedding 3D resonant or non-resonant inclusions in rigidly backed porous plate, Acoustical Society of America Meeting, September 2014, Indianapolis, USA.
[B19] V. Tournat, Cristaux granulaires phononiques : non-linéarités et influence de la micro-rotation, rencontre GT2 du GDR Ondes, "Phononique, Métamatériaux acoustiques, Optomécanique", 19-20 Juin 2014, IEMN, Université de Lille 1, Villeneuve d’Ascq.
[B18] V. Tournat, Ondes acoustiques non linéaires dans les milieux granulaires, Journées mecadymat 2013, Brest, 11-12 avril 2013.
[B17] J.P. Groby, C. Lagarrigue, O. Dazel, B. Brouard, V. Tournat, B. Nennig, L. Kelders, et L. Boeckx, Absorption of a rigid frame porous layer with periodic resonant inclusions and periodic irregularities of the rigid backing, ``Wave propagation in complex media and applications'' workshop, May 2012, Heraklion, Crête. (presented by J.P. Groby).
[B16] 用于混凝土破碎集材超声表征研究的尾波干涉方法, Vincent TOURNAT教授，法国曼恩大学. V. Tournat, Coda wave interferometry methods for ultrasound characterization of concrete and cracked materials, Far East forum on NDT 2012, May 23-26th 2012, Hefei, China.
[B15] V. Tournat, Nonlinear laser ultrasonic techniques for the nondestructive evaluation of cracked materials, 9th International Symposium on Modern Acoustics (ISMA 9th), 20-22th May 2012, Nanjing, China.
[B14] V. Tournat, Contact acoustic nonlinearities in unconsolidated granular media, GDRE Wave Propagation in Complex Media for Quantitative and Non Destructive Evaluation, Workshop on Nonlinearities in Acoustics, March 22-23 2012, Nice.
[B13] V. Tournat, Ondes acoustiques dans les milieux granulaires non cohésifs à faibles pressions statiques, rencontres Idysco, Villars de lans, 9-10 janvier 2012.
[B12] V. Tournat, V. Gusev, A. Merkel, J-B. Legland, Y. Huang, L. QI, O. Dazel, Ondes acoustiques dans les milieux granulaires non consolidés, conférence invitée, Assemblée Générale du GDR Ondes, Nice, 24-26th October 2011.
[B11] N. Chigarev, S. Mezil, J. Zakrzewski, V. Tournat and V. Gusev, Remote nonlinear photoacoustic imaging of cracks, (Keynote Lecture) Emerging Technologies in Non Destructive Testing 5th, Ioannina, Greece 19-22th September 2011.
[B10] V. Tournat, V. Gusev, A. Merkel, J.-B. Legland, Y. Huang, Li QI, O. Dazel, Acoustique des milieux granulaires : non-linéarités, ordre-désordre, gradients de propriétés, relaxation et transition de phase, JAPSUS 2011, Lille, France, 8-10th June 2011.
[B09] V. Tournat, V. Gusev, N. Chigarev, S. Mézil, Chenyin Ni, Jacek Zakrzewski, Recent results in nonlinear opto-acoustic methods for crack imaging and evaluation, Far East NDT Forum, Kunshan, China, 26-28th May 2010.
[B08] V. Tournat, “Acoustics of unconsolidated granular media”, (Invited talk) Southern Workshop on Granular Materials, Vina del Mar, Chile, December 2009.
[B07] V. Tournat, "Linear and nonlinear acoustics of unconsolidated granular media", (Keynote Lecture) Symposium on the Acoustics of Poro-Elastic Materials, December 17-18-19, 2008, Bradford (UK).
[B06] V. Tournat, V. Gusev, X. Jacob, C. Inserra and V. Aleshin, Linear and nonlinear acoustic waves in unconsolidated granular media: opportunities for new fundamental wave processes and quantitative evaluation, (invited talk) Statics and dynamics of granular media and colloidal suspensions, July 4-7, Naples, Italy, 2007.
[B05] B. Castagnède, A. Moussatov, D. Lafarge and V. Tournat, Use of state of the art parametric arrays for low frequency measurements in sound absorbing porous materials, (invited keynote lecture) 4th International Conference on Emerging Technologies in NDT, Stuttgart, Germany, April 2-4 2007.
[B04] V. Tournat, Non classical manifestations of nonlinear acoustic wave processes in unconsolidated granular media, (invited talk) World Congress on Ultrasonics / Ultrasonics International 2005, Beijing, China.
[B03] B. Castagnède, A. Moussatov, D. Lafarge, V. Tournat, V. Gusev, M. Saeid, Portable instruments producing highly directive acoustic beams for the characterization of sound absorbing materials, (invited talk) Euronoise 2006, Tampere, Finland.
[B02] B. Castagnède, A. Moussatov, V. Tournat, V.E. Gusev, V.Yu. Zaitsev, M. Saeid and L. Fillinger, Modulation transfer and parametric antennae of nonlinear acoustics applied to the characterization of granular, cracked and poroelastic media, invited talk (by B. Castagnède) AFPAC 2005, Le Havre, France.
[B01] V. Tournat, V. Gusev, V. Zaitsev, V. Nazarov, and B. Castagnède, Probing granular media via nonlinear acoustic effects, invited talk (presented by V. Gusev) at the 31st Annual Review of Progress in Quantitative Nondestructive Evaluation, Colorado School of Mines, Golden, Colorado, July 25-30, 2004.
Articles in nonspecialized journals, in National journals
"La chasse aux fissures", V. Tournat, article de vulgarisation paru dans "Les têtes checheuses" n°2, 2007, revue de vulgarisation scientifique à l'attention des scolaires et étudiants des Pays-de-la-Loire, diffusée dans les établissements secondaires et supérieurs.
V. Tournat, V. Gusev, http://www.cnrs.fr/st2i/recherche/direct-labos/2008/ondes-elastiques.htm
Crack detection of engine blade based on laser-heating assisted surface acoustic waves generated by scanning laser, Dong, Liming | Li, Jia | Ni, Chenyin | Shen, Zhonghua | Ni, Xiaowu | Chen, Jianping | Chigarev, N | Tournat, V | Gusev, V, Zhongguo Jiguang (Chinese Journal of Lasers) [Zhongguo Jiguang (Chin. J. Lasers)]. Vol. 38, no. 11, pp. 1103001-5. Nov 2011. PDF (in chinese)
Patents
[P4] T. Devaux, V. Tournat, O. Richoux, V. Pagneux, Diode ondulatoire basée sur la déformation du milieu de propagation - DV2962 - FR3059428A1 - WO2018096274A1 (demande déposée en France le 25/11/16, publication le 01/06/2018, demande d’extension PCT déposée le 23/11/2017 et publication le 31/05/2018).
[P3] C. Lagarrigue, J.-P. Groby, V. Tournat, O. Dazel, B. Nennig, Panneau acoustique à résonateur, Brevet français déposé sous le n°1358261, le 29 août 2013.
[P2] B. Castagnède (36%), V. Tournat (36%), A. Moussatov (18%) and V.E. Gusev (10%), Nonlinear acoustic method for material characterization, (French patent n°0303913, March 2003), (European patent, 2005, FR20040000760).
[P1] O. B. Wright, V. Tournat and O. Matsuda, Apparatus for the acoustic measurement of a sample, japanese patent n°100089635, April 2004.
Distinctions, prizes
"Silver Whistle" prize of the International commission on Ultrasonics (early career award), 2013, delivered at the ICU 2013 conference in Singapore, May 2-5th 2013.
CNRS Bronze Medal (2010)
Honorable mention of the R.W.B. Stephens Prize received at the WCU/UI'05 conference in Beijing, China, delivered by Ultrasonics, Elsevier Science (2005).
"Yves Rocard" prize of the French Acoustical Society, Lyon, France (2004).
Prize of the Ph. D 2003, University of Maine, Le Mans, France (2004).
Articles in peer reviewed journals