Publications

HDR Dissertation
Acoustic wave propagation in lossy, structured and periodic media, Université du Maine, 2017.

PhD Dissertation
Modélisation de la propagation des ondes élastiques générées par un séisme proche ou éloigné à l'intérieur d'une ville, Université de la Méditerranée - Aix-Marseille II-, 2005.

Peer-reviewed journal articles

[A122]	J.-P. Groby and M.R. Haberman, Willis coupling in one-dimensional poroelastic laminates, accepted for publication in APL Metarials, special collection New Frontiers in Acoustic and Elastic Metamaterials and Metasurfaces, in April 2024.
[A121]	Y. Meng, T. Humbert, V. Romero-García, J.-P. Groby, and Gwénaël Gabard, On the monopolar and dipolar acoustic responses of a passive single point scatterer subjected to low-Mach-number grazing air flow, accepted for publication in Journal of Sound and Vibration in Feb. 2024.
[A120]	V. Hruška, J.-P. Groby, and M. Bednarík, Complex frequency analysis and source of losses in rectangular sonic black holes, J. Sound Vib., 571: 118107, 2024.
[A119]	A. Krpenský, M. Bednarík, and J.-P. Groby, Willis couplings in continuously varying cross-sectional area duct, J. Acoust. Soc. Am., 154: 1660-1666, 2023.
[A118]	T. Cavalieri, V. Romero-García, M. Melon, J.-C. Chamard, and J.-P. Groby, Explicit modeling and optimization of acoustic meta-lenses for baffled sources, Phys. Rev. Applied, 20: 024012, 2023.
[A117]	Y. Meng, V. Romero-García, G. Gabard, C. Bricault, S. Goudeé, and J.-P. Groby, Subwavelength broadband perfect absorption for unidimensional open-duct problems, Adv. Mater. Technol., 2201909, 2023.
[A116]	A. Krushynska et al, Emerging topics in nanophononics, elastic, acoustic and mechanical metamaterials: An overview, Nanophotonics, 12: 659-686, 2023.
[A115]	Y. Meng, V. Romero-García, G. Gabard, J.-P. Groby, C. Briacult, S. Goudé, and P. Sheng, Fundamental constraints on broadband passive acoustic treatments in unidimensional scattering problems, Proc. R. Soc. A, 478: 20220287, 2022.
[A114]	E. Chéron, S. Félix, J.-P. Groby, V. Pagneux, and V. Romero-García, Wave transport in stealth hyperuniform materials: the diffusive regime and beyond, Appl. Phys. Lett., 121:061702, 2022.
[A113]	É. Chéron, J.-P. Groby, V. Pagneux, S. Félix, and V. Romero-García, Experimental characterization of rigid scatterer hyperuniform distributions for audible acoustics, Phys. Rev. B, 106: 064206, 2022, ArXiv.
[A112]	J. Boulvert, G. Gabard, V. Romero-García, and J.-P. Groby, Compact resonant systems for perfect and broadband sound absorption in wide waveguides in transmission problems, Sci. Rep., 12: 10013, 2022.
[A111]	Y. Hao, J.-P. Groby, and J. Li, Experimental demonstration of Willis coupling for elastic torsional waves, Wave Motion, 112: 102931, 2022.
[A110]	S. Qu, N. Gao, A. Tinel, B. Morvan, V. Romero-García, J.-P. Groby, and P. Sheng, Underwater metamaterial absorber with impedance-matched composite, Science Advances, 8: eabm4206, 2022, ArXiv.
[A109]	M. Malléjac, P. Sheng, V. Tournat, V. Romero-García, and J.-P. Groby, Slow sound based delay-line acoustic metamaterial, Phys. Rev. Applied, 17: 044035, 2022.
[A108]	G. Raybaud, M. Ouisse, J. Leng, A. Pelat, J.-P. Groby, V. Romero-García, Rubén Picó, and F. Gautier, Control of bending wave reflection at beam terminations by thermally tunable subwavelength resonators, J. Sound Vib., 530: 116918, 2022.
[A107]	M. Malléjac, T. Cavalieri, V. Romero-García, A. Merkel, D. Torrent, J. Christensen, J. Li, and J.-P. Groby, Non-locality of the Willis coupling in fluid laminates, Wave Motion, 110: 102892, 2022.
[A106]	J. Boulvert, T. Humbert, V. Romero-García, G. Gabard. E. R. Fotsing, A. Ross, J. Mardjono, and J.-P. Groby, Perfect, broadband and sub-wavelength duct acoustics absorption achieved by asymmetric absorbers made of 3D printed porous resonators, J. Sound Vib., 523: 116687, 2022.
[A105]	C. Olivier, G. Poignand, M. Malléjac, A. Merkel, V. Romero-García, G. Penelet, D. Torrent, J. Li, and J.-P. Groby, Non-reciprocal and even Willis couplings in periodic thermoacoustic amplifiers, Phys. Rev. B, 104: 184109, 2021.
[A104]	V. Romero-García, E. Chéron, S. Kuznetsova, J.-P. Groby, S. Félix, V. Pagneux, and L. M. Garcia-Raffi, Wave transport in 1D stealth hyperuniform phononic materials made of rigid and resonant scatterers, APL Materials, 9: 101101, 2021.
[A103]	E. Ballestero, H. Aygun, B. Hamilton, N. Jiménez, V. Romero-García, J.-P. Groby, and S. Dance, Scattering evaluation of equivalent surface impedances of acoustic metamaterials in large FDTD volumes using RLC circuit modelling, Appl. Sci., 11: 8084, 2021.
[A102]	G. Yan, S. Raetz, J.-P. Groby, A. Duclos, A. Geslain, N. Chigarev, V. E. Gusev, and V. Tournat, Estimation of the ultrasonic attenuation in a polycrystalline aluminum thin plate using complex wavenumber recovery in the vicinity of a zero-group-velocity Lamb mode via laser ultrasonics, Appl. Sci., 11: 6924, 2021.
[A101]	E. Ballestero, N. Jiménez, J.-P. Groby, H. Aygun, S. Dance, and V. Romero-García, Metadiffusers For Quasi-Perfect And Broadband Sound Diffusion, Appl. Phys. Lett., 119:044101, 2021.
[A100]	S. Kuznetsova, J.-P. Groby, L. Garcia-Raffi, and V. Romero-García, Stealth and equiluminous materials for scattering cancellation and wave diffusion, Waves Random Complex Media, DOI: 10.1080/17455030.2021.1948630, 2021.
[A99]	S. Kuznetsova, J.-P. Groby, L. M. Garcia-Raffi, and V. Romero-García, Localized interface modes in one-dimensional hyperuniform acoustic materials, J. Phys. D: Applied Physics, 54: 315303, 2021.
[A98]	J. Leng, F. Gautier, A. Pelat R. Picó, V. Romero-García, and J.-P. Groby, Optimal absorption of flexural energy in thin plates by critically coupling a locally resonant grating, Waves Random Complex Media, DOI: 10.1080/17455030.2021.1930278, 2021.
[A97]	N. Jiménez, J.-P. Groby, and V. Romero-García, Spiral sound-diffusing metasurfaces based on holographic vortices, Sci. Rep., 11: 10217, 2021.
[A96]	J.-P. Groby, M. Malléjac, A. Merkel, V. Romero-García, V. Tournat, D. Torrent, and J. Li, Analytical modeling of one-dimensional resonant asymmetric and reciprocal acoustic structures as Willis materials, New J. Phys., 23: 053020, 2021.
[A95]	M. Malléjac, A. Merkel, J. Sanchez-Dehesa, J. Christensen, V. Tournat, V. Romero-García, and J.-P. Groby, Experimental evidence of a hiding zone in a Density-Near-Zero Acoustic Metamaterial, J. Appl. Phys., special issue Acoustic Metamaterials, 129: 145101, 2021.
[A94]	T. Cavalieri, J. Boulvert, V. Romero-García, G. Gabard, M. Escouflaire, J. Regnard, and J.-P. Groby, Rapid manufacturing of optimised anisotropic metaporous surfaces for broadband absorption, J. Appl. Phys., special issue Acoustic Metamaterials, 129: 115102, 2021.
[A93]	L. Barguet, V. Romero-García, N. Jiménez, L.M. Garcia-Raffi, V. J. Sánchez-Morcillo, and J.-P. Groby, Natural sonic crystal absorber constituted of seagrass (Posidonia Oceanica) fibrous spheres, Sci. Rep., 11: 711, 2021.
[A92]	J. Boulvert, J. Costa-Baptista, T. Cavalieri, V. Romero-García, G. Gabard, E. Roland Fotsing, A. Ross, M. Perna, J. Mardjono, and J.-P. Groby, Folded metaporous material for sub-wavelength and broadband perfect sound absorption, Appl. Phys. Lett., 117: 251902, 2020.
[A91]	V. Romero-García, N. Jiménez, J.-P. Groby, A. Merkel, V. Tournat, G. Thécharis, O. Richoux, and V. Pagneux Perfect absorption in mirror-symmetric acoustic metascreens, Phys. Rev. Applied, 14: 054055, 2020, ArXiv.
[A90]	T. Cavalieri, J. Boulvert, G. Gabard, V. Romero-García, M. Escouflaire, J. Regnard, and J.-P. Groby, Graded and anisotropic porous materials for broadband and angular maximal acoustic absorption, Materials, 13: 4605, 2020.
[A89]	Y. Tao, F. Saati, J.-P. Groby, X. Xiong, R. Mishra, M. Petru, R. Mishra, J. Militký, and S. Marburg, A study of characterization on polyester fibrous panels and their homogeneity assessment, Polymers, 12: 2098-2113, 2020.
[A88]	T. G. Zielinski, K. C. Opiela, P. Pawlowski, N. Dauchez, T. Boutin, J. Kennedy, D. Trimble, H. Rice, B. Van Damme, G. Hannema, R. Wrobel, S. Kim, S. Ghaffari Mosanenzadeh, N. X. Fang, J. Yang, B. Brierede la Hosseraye, M. C. J. Hornikx, E. Salze, M.-A. Galland, R. Boonen,A. Carvalho de Sousa,j, E. Deckers, M. Gaborit, J.-P. Groby, Reproducibility of sound-absorbing periodic porous materials using additive manufacturing technologies: Round robin study, Addit. Manuf., 36: 101564, 2020.
[A87]	V. Romero-García, N. Jiménez, G. Thécharis, V. Achilleos, A. Merkel, O. Richoux, V. Tournat, J.-P. Groby, and V. Pagneux Design of acoustic metamaterials made of Helmholtz resonators for perfect absorption by using the complex frequency plane, C. R. Phys., 21: 713-749, 2020.
[A86]	M. Malléjac, A. Merkel, V. Tournat, J.-P. Groby, and V. Romero-García, Doping of a plate-type acoustic metamaterial, Phys. Rev. B - Rapid Communications, 102: 060302(R), 2020.
[A85]	J. Boulvert, J. Costa-Baptista, T. Cavalieri, M. Perna, E. Fotsing, V. Romero-García, G. Gabard, Annie Ross, J. Mardjono, and J.-P. Groby, Acoustic modeling of micro-lattices obtained by additive manufacturing, Appl. Acoust., 164: 107244, 2020, HAL.
[A84]	J. Leng, V. Romero-García, A. Pelat, R. Picó, J.-P. Groby, F. Gautier, Interpretation of the Acoustic Black Hole effect based on the concept of critical coupling, J. Sound Vib., 471: 115199, 2020.
[A83]	J. Boulvert, T. Cavalieri, J. Costa-Baptista, L. Schwan, V. Romero-García, G. Gabard, E. R. Fotsing, A. Ross, J. Mardjono, and J.-P. Groby, Optimally graded porous material for broadband perfect absorption of sound, J. Appl. Phys., 126: 175101, 2019.
[A82]	T. Cavalieri, J. Boulvert, L. Schwan, G. Gabard V. Romero-García, J.-P. Groby, M. Escouflaire, and J. Mardjono , Acoustic wave propagation in effective graded fully-anisotropic fluid layers, J. Acoust. Soc. Am., 146: 3400-3408, 2019.
[A81]	M. Niskanen, A. Duclos, O. Dazel, J.-P. Groby, J. Kaipio, T. Lähivaara, Estimating the material parameters of an inhomogeneous poroelastic object from ultrasonic measurements in water, J. Acoust. Soc. Am., 146: 2596-2607, 2019, ArXiv.
[A80]	M. Malléjac, A. Merkel, J. Sánchez-Dehesa, J. Christensen, V. Tournat, J.-P. Groby, and V. Romero-García, Zero-phase propagation in realistic plate-type acoustic metamaterials, Appl. Phys. Lett., 115: 134101, 2019.
[A79]	C. Casarini, V. Romero-García, J.-P. Groby, B. Tiller, J. F. C. Windmill, and J. C. Jackson, Fabrication and characterization of 3D printed thin plates for acoustic metamaterials applications, IEEE Sensors Journal, 19:10365-10372, 2019.
[A78]	E. Ballestero, N. Jiménez, J.-P. Groby, S. Dance, H. Aygun, V. Romero-García , Experimental validation of deep-subwavelength diffusion by acoustic metadiffusers, Appl. Phys. Lett., 115: 081901, 2019.
[A77]	A. A. Fernández Marín, N. Jiménez, J.-P. Groby, J. Sánchez-Dehesa, and V. Romero-García, Aerogel-based metasurfaces for perfect acoustic energy absorption, Appl. Phys. Lett., 115: 061901, 2019, ArXiv.
[A76]	W. Huang, L. Schwan, V. Romero García, J.-M. Génevaux, and J.-P. Groby, 3D printed sound absorbing metafluid inspired by cereal straws, Sci. Rep., 9: 8496, 2019.
[A75]	M. Niskanen, O. Dazel, J.-P. Groby, A. Duclos, and T. Lähivaara, Characterising poroelastic materials in the ultrasonic range - A Bayesian approach, J. Sound Vib., 456: 30-48, 2019, ArXiv.
[A74]	J. Leng, F. Gautier, A. Pelat, R. Vila, J.-P. Groby, and V. Romero García, Limits of flexural wave absorption by open lossy resonators: reflection and transmission problems, New J. Phys., 21: 053003, 2019.
[A73]	K. V. Horoshenkov, A. Hurrell, and J.-P. Groby, A three-parameter analytical model for the acoustical properties of porous media, J. Acoust. Soc. Am., 145: 2512-2517, 2019.
[A72]	M. Cervenka, M. Bednarik, and J.-P. Groby, Optimized reactive silencers composed of closely-spaced elongated side-branch resonators, J. Acoust. Soc. Am., 145: 2210-220, 2019.
[A71]	A. Cebrecos, V. Romero García, and J.-P. Groby, Complex dispersion relation recovery from 2D periodic resonant systems of finite size, Appl. Sci., 9:478, 2019.
[A70]	A. Terroir, L. Schwan, T. Cavalieri, V. Romero-García, G. Gabard, and J.-P. Groby, General method to retrieve all effective acoustic properties of fully-anisotropic fluid materials in three dimensional space, J. Appl. Phys., 125:025114, 2019, ArXiv.
[A69]	T. Cavalieri, A. Cebrecos, J.-P. Groby, C. Chaufour, and V. Romero-García, Three-dimensional multiresonant lossy sonic crystal for broadband acoustic attenuation: Application to train noise reduction, Appl. Acoust., 146: 1-8, 2019.
[A68]	A. Merkel, G. Theocharis, F. Allein, J.-P. Groby, V. Gusev, and V. Tournat, Testing a bead-rod contact with a nonlinear resonance method, J. Sound Vib., 441: 84-95, 2019.
[A67]	A. Merkel, V. Romero-García, J.-P. Groby, J. Li, and J. Christensen, Unidirectional zero sonic reflection in passive PT symmetric Willis media, Phys. Rev. B - Rapid Communications, 98: 201102(R), 2018, ArXiv.
[A66]	A. Geslain, J.-P. Groby, V. Romero García, F. Cervera, and J. Sànchez-Dehesa, Acoustic characterization of Silica aerogel clamped plates for perfect absorption, J. Non-Cryst. Solids, 499: 283-288, 2018.
[A65]	F. Pompoli, K. Horoshenkov, M. Iskandar Seth A Rahim, L. Jaouen, J. Rodenas, F.-X. Bécot, E. Gourdon, D. Jäger, M. Tarello, N. B Roozen, C. Glorieux, F. Ferrian, P. Leroy, S. Berger, F. Briatico Vangosa, N. Dauchez, F. Foucart, L. Lei, K. Carillo, F. Sgard, O. Doutres, R. Panneton, K. Verdiere, C. Bertolini, R. Bär, J.-P. Groby, A. Geslain, N. Poulain, L. Rouleau, A. Guinault, H. Ahmadi, C. Forge, How reproducible are methods to measure the dynamic viscoelastic properties of poroelastic media?, J. Sound Vib., 428: 26-43, 2018.
[A64]	M. Bednarik, M. Cervenka, J.P. Groby, and P. Lotton, One-dimensional propagation of longitudinal elastic waves through functionally graded materials, Int. J. Solids Struct., 146: 43-54, 2018.
[A63]	N. Jiménez, V. Romero García, and J.-P. Groby, Perfect absorption of sound by rigidly-backed high-porous materials, Acta Acust. united Ac., special issue Modeling of structured materials for sound and vibration, 104: 396-409, 2018.
[A62]	L. Schwan, O. Umnova, C. Boutin, and J.-P. Groby, Nonlocal boundary conditions for corrugated acoustic metasurface with strong near-field interactions, J. Appl. Phys., 123: 091712, 2018.
[A61]	M. Gaborit, L. Schwan, O. Dazel, J.-P. Groby, T. Weisser, and P. Göransson, Coupling FEM, Bloch Waves and TMM in meta-poroelastic laminates, Acta Acust. united Ac., special issue Modeling of structured materials for sound and vibration, 104: 220-227, 2018.
[A60]	M. Niskanen, J.-P. Groby, A. Duclos, O. Dazel, J. C. Le Roux, N. Poulain, T. Huttunen, and T. Lahivaara, Deterministic and statistical characterization of rigid frame porous materials from impedance tube measurements, J. Acoust. Soc. Am., 142: 2407-2418, 2017.
[A59]	N. Jiménez, V. Romero García, V. Pagneux, and J.-P. Groby, Rainbow-trapping absorbers: Broadband, perfect and asymmetric sound absorption by subwavelength panels with transmission, Sci. Rep., 7: 13595, 2017.
[A58]	N. Jiménez, T. J. Cox, V. Romero García, and J.-P. Groby, Metadiffusers: Deep-subwavelength sound diffusers, Sci. Rep., 7: 5389, 2017.
[A57]	N. Jiménez, J.-P. Groby, V. Pagneux, and V. Romero García, Iridescent Perfect Absorption using Critically-Coupled Acoustic Metamaterials, Applied Sciences, 7:618-628, 2017.
[A56]	L. Schwan, A. Geslain, V. Romero García, and J.-P. Groby, Complex dispersion relation of surface acoustic waves at a lossy metasurface, Appl. Phys. Lett., 110: 051902, 2017.
[A55]	N. Jiménez, V. Romero García, V. Pagneux, and J.-P. Groby, Quasiperfect absorption by subwavelength acoustic panels in transmission using accumulation of resonances due to slow sound, Phys. Rev. B, 95: 014205, 2017.
[A54]	J. Prisutova, K. Horoshenkov, B. Brouard, and J.P. Groby , An application of normal mode decomposition to measure the acoustical properties of low growing plants in a broad frequency range, Appl. Acoust., 117: 39-50, 2016.
[A53]	A. Geslain, S. Raetz, M. Hirwia, M. Abi Ghamen, S.P. Wallen, A. Khanolkar, N. Boechler, J. Laurent, C. Prada, A. Duclos, P. Leclaire, and J.P. Groby, Spatial Laplace transform for complex wavenumber recovery and its application to the analysis of attenuation in acoustic systems, J. Appl. Phys., 120: 135107, 2016.
[A52]	N. Jiménez, W. Huang, V. Romero García, V. Pagneux, and J.-P. Groby, Ultra-thin metamaterial for perfect and quasi-omnidirectional sound absorption, Appl. Phys. Lett., 109: 121902, 2016.
[A51]	A. Lardeau, J.-P. Groby, and V. Romero García, Broadband transmission loss using 3D locally resonant sonic crystals, Crystals, 6: 51-62, 2016.
[A50]	Y. Aurégan, M. Farooqui, and J.-P. Groby, Low frequency sound attenuation in a flow duct using a thin slow sound material, J. Acoust. Soc. Am., 139: EL149, 2016.
[A49]	K. Horoshenkov, J.-P. Groby, and O. Dazel, Asymptotic limits of some models for sound propagation in porous media and the assignment of the pore characteristic lengths, J. Acoust. Soc. Am., 139: 2463-2474, 2016.
[A48]	J.-P. Groby, R. Pommier, and Y. Aurégan, Use of slow sound to design perfect and broadband passive sound absorbing materials, J. Acoust. Soc. Am., 139: 1660-1671, 2016.
[A47]	E. Deckers, C. Claeys, O. Atak, J.-P. Groby, O. Dazel, and W. Desmet, A Wave Based Method to predict the absorption, reflection and transmission coefficient of two-dimensional rigid frame porous structures with periodic inclusions, J. Comput. Phys., 312: 115-138, 2016.
[A46]	H. Pichard, A. Duclos, J.-P. Groby, V. Tournat, L. Zheng, and V.E. Gusev, Surface waves in granular phononic crystals, Phys. Rev. E, 93: 023008, 2016.
[A45]	T. Weisser, J.-P. Groby, O. Dazel, F. Gautier, E. Deckers, S. Futatsugi and L. Monteiro, Acoustic behavior of a rigidly backed poroelastic layer with periodic resonant inclusions by a multiple scattering approach, J. Acoust. Soc. Am., 139: 617-630, 2016.
[A44]	C. Lagarrigue, J.-P. Groby, V. Tournat, and O. Dazel, Design of metaporous supercells by genetic algorithm for absorption optimization on a wide frequency band, Appl. Acoust., 102: 49-54, 2016.
[A43]	J.-P. Groby, W. Huang, A. Lardeau, and Y. Aurégan, The use of slow sound to design simple sound absorbing materials, J. Appl. Phys., 117: 124903, 2015.
[A42]	J.-P. Groby, B. Nennig, C. Lagarrigue, B. Brouard, O. Dazel, and V. Tournat, Enhancing the absorption properties of acoustic porous plates by periodically embedding Helmholtz resonators, J. Acoust. Soc. Am., 137: 273-280, 2015.
[A41]	J. Prisutova, K. Horoshenkov, J.-P. Groby, and B. Brouard, A method to determine the acoustic reflection and absorption coefficients of porous media by using modal dispersion in a waveguide, J. Acoust. Soc. Am., 136: 2947-2958, 2014.
[A40]	J.-P. Groby, B. Nennig, C. Lagarrigue, B. Brouard, O. Dazel, and V. Tournat, Using simple shape three-dimensional inclusions to enhance porous layer absorption, J. Acoust. Soc. Am., 136: 1139-1148, 2014.
[A39]	A. Elliott, R. Venegas, J.-P. Groby, and O. Umnova, Omnidirectional acoustic absorber with a porous core and a metamaterial matching layer, J. Appl. Phys., 115: 204902, 2014.
[A38]	C. Glorieux, J. Descheemaeker, J. Vandenbroeck, J.-P. Groby, L. Boeckx, P. Khurana, and N.B. Roozen, Temperature and frequency dependence of the visco-elasticity of a poro-elastic layer, Appl. Acoust., 83: 123-126, 2014.
[A37]	H. Pichard, A. Duclos, J.-P. Groby, V. Tournat, and V.E. Gusev, Localized transversal-rotational modes in linear chains of equal masses, Phys. Rev. E, 89: 013201, 2014.
[A36]	G. Ogam, J.-P. Groby, and E. Ogam A non-linear vibration spectroscopy model for structures with closed cracks, Int. J. NonLin. Mech., 59: 60-68, 2014.
[A35]	V. Romero García, 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.
[A34]	O. Dazel, B. Brouard, J.-P. Groby, et Peter Goransson A normal modes technique to reduce the order of poroelastic models - Application to 2D and coupled 3D models, Int. J. Numer. Meth. Eng.96: 110-128, 2013
[A33]	C. Lagarrigue, J.-P. Groby, V. Tournat, O. Dazel, and O. Umnova, Absorption of sound by porous layers with embedded periodic array of resonant inclusions, J. Acoust. Soc. Am., special issue Porous Materials, 134: 4670-4680, 2013.
[A32]	O. Dazel, J.-P. Groby, B. Brouard, and C. Potel, A stable method to model the acoustic response of multilayered structures, J. Appl. Phys., 113: 083506, 2013.
[A31]	J.-P. Groby, B. Brouard, O. Dazel, B. Nennig, and L. Kelders, Enhancing rigid frame porous layer absorption with three-dimensional periodic irregularities, J. Acoust. Soc. Am., 133: 821-831, 2013.
[A30]	C. Lagarrigue, J.-P. Groby, and V. Tournat, Sustainable sonic crystal made of resonating bamboo rods, J. Acoust. Soc. Am., 133: 247-254, 2013.
[A29]	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.
[A28]	H. Pichard O. Richoux, and J.-P. Groby, Experimental demonstrations in audible frequency range of band gap tunability and negative refraction in two-dimensional sonic crystal, J. Acoust. Soc. Am., 132: 2816-2822, 2012.
[A27]	J.-P. Groby, O. Dazel, C. Depollier, E. Ogam, and L. Kelders, Scattering of acoustic waves by macroscopically inhomogeneous poroelastic tubes, J. Acoust. Soc. Am., 132: 477-486, 2012.
[A26]	A. Geslain, J.-P. Groby, O. Dazel, S. Mahasaranon, K. V. Horoshenkov, and A. Khan, An application of the Peano series expansion to predict sound propagation in materials with continuous pore stratification, J. Acoust. Soc. Am., 132: 208-215, 2012.
[A25]	B. Nennig, Y. Renou, J.-P. Groby, and Y. Aurégan, A mode matching approach for modeling two dimensional porous grating with infinitely rigid or soft inclusions, J. Acoust. Soc. Am., 131: 3841-3852, 2012.
[A24]	J.-P. Groby, E. Ogam, A. Wirgin, and S. Xu, Recovery of material parameters of a soft elastic layer, Complex Var. Elliptic, 57: 317-336, 2012.
[A23]	J.-P. Groby, A. Duclos, O. Dazel, L. Boeckx, and L. Kelders, Enhancing absorption coefficient of a backed rigid frame porous layer by embedding circular periodic inclusions, J. Acoust. Soc. Am., 130: 3771-3780, 2011.
[A22]	G. Gautier, J.P. Groby, O. Dazel, L. Kelders, L. De Ryck, and P. Leclaire, Propagation of acoustic waves in a one-dimensional macroscopically inhomogeneous poroelastic material, J. Acoust. Soc. Am., 130: 1390-1398, 2011.
[A21]	A. Geslain, O. Dazel, S. Sahraoui, J.-P. Groby, and W. Lauriks, Influence of static compression on mechanical parameters of acoustic foams, J. Acoust. Soc. Am., 130: 818-825, 2011.
[A20]	J. Descheemaeker, C. Glorieux, W. Lauriks, J.-P. Groby, L. Boeckx, and P. Leclaire, Study of circumferential waves on a poroelastic cylinder, Acta Acust. united Ac., 97: 734-743, 2011.
[A19]	J.-P. Groby, A. Duclos, O. Dazel, L. Boeckx, and W. Lauriks, Absorption of a rigid frame porous layer with periodic circular inclusions backed by a periodic grating, J. Acoust. Soc. Am., 129: 3035-3046, 2011.
[A18]	J.-F. Allard, O. Dazel, G. Gautier, J.-P. Groby, and W. Lauriks, Prediction of sound reflexion by corrugated porous surfaces, J. Acoust. Soc. Am., 129: 1696-1706, 2011.
[A17]	E. Ogam, Z.E.A. Fellah, N. Sebaa, and J.-P. Groby, Non-ambiguous recovery of Biot poroelastic parameters of cellular panels using transmitted ultrasonic waves, J. Sound Vibration, 330: 1074-1090, 2011.
[A16]	J.-P. Groby, W. Lauriks, and T.E. Vigran, Total absorption peak by use of a rigid frame porous layer backed with a rigid multi-irregularities grating, J. Acoust. Soc. Am., 127: 2865-2874, 2010.
[A15]	J.-P. Groby, E. Ogam, L. De Ryck, N. Sebaa, and W. Lauriks, Analytical method for the ultrasonic characterization of homogeneous rigid porous materials from transmitted and reflected coefficients, J. Acoust. Soc. Am., 127: 764-772, 2010.
[A14]	J.-P. Groby, A. Wirgin, L. De Ryck, W. Lauriks, Y.S. XU, and R.P. Gilbert, Acoustic response of a rigid-frame porous medium plate with a periodic set of inclusions, J. Acoust. Soc. Am., 126: 685-693, 2009.
[A13]	R.P. Gilbert, Y. Lui, J.-P. Groby, E. Ogam, A. Wirgin, and Y. Xu, Computing porosity of cancellous bone using ultrasonic waves II: The muscle, cortical, cancellous bone system, Math. Comput. Model., 50: 421-429, 2009.
[A12]	L. De Ryck, P. Leclaire, J.-P. Groby, W. Lauriks, A. Wirgin, and C. Depollier, Reconstruction of material properties profiles in one-dimensional macroscopically inhomogeneous rigid frame porous media in the frequency domain, J. Acoust. Soc. Am., 124: 1591-1606, 2008.
[A11]	J.-P. Groby, A. Wirgin, and E. Ogam, Acoustic response of a periodic distribution of macroscopic inclusions within a rigid frame porous plate, Wave Random Complex, 18: 409-433, 2008.
[A10]	J.-P. Groby and A. Wirgin, Seismic motion in urban sites consisting of blocks in welded contact with a soft layer overlying a hard half space, Geophys. J. Int., 172: 725-758, 2008.
[A9]	J.-P. Groby and D. Lesselier, Localization and characterization of simple defects in finite-sized photonic crystals, J. Opt. Soc. Am. A, 25: 146-152, 2008.
[A8]	L. De Ryck, Z.E.A. Fellah, J.-P. Groby, P. Leclaire, W. Lauriks, A. Wirgin, and C. Depollier, Acoustic wave propagation and internal fields in macroscopically-inhomogeneous rigid frame porous materials, J. Appl. Phys., 102: 024910, 2007.
[A7]	L. De Ryck, J.-P. Groby, P. Leclaire, W. Lauriks, A. Wirgin, C. Depollier, and Z.E.A. Fellah, Acoustic wave propagation in a macroscopically inhomogeneous porous medium saturated by a fluid, Appl. Phys. Lett., 90: 181901, 2007.
[A6]	J.-P. Groby, L. De Ryck, P. Leclaire, A. Wirgin, W. Lauriks, R.P. Gilbert, and Y.S. Xu, Use of specific Green's functions for solving direct problems involving a heterogeneous rigid frame porous medium slab solicited by acoustic waves, Math. Methods Appl. Sci., 30: 91-122, 2007.
[A5]	J.-P. Groby and C. Tsogka, A time domain method for modeling viscoacoustic wave propagation, J. Comput. Acoust., 14: 201-236, 2006.
[A4]	E. Franceschini, M.-C. Pauzin, S. Mensah, and J.-P. Groby, Soft tissue absorption tomography with correction for scattering aberrations, Ultrason. Imaging, 27: 221-236, 2005.
[A3]	J.-P. Groby and A. Wirgin, Two-dimensional ground motion at a soft viscoelastic layer/hard substratum site in response to SH cylindrical seismic waves radiated by deep and shallow line sources - II. Numerical results, Geophys. J. Int., 163: 192-224, 2005.
[A2]	J.-P. Groby and A. Wirgin, Two-dimensional ground motion at a soft viscoelastic layer/hard substratum site in response to SH cylindrical seismic waves radiated by deep and shallow line sources - I. Theory, Geophys. J. Int., 163: 165-191, 2005.
[A1]	J.-P. Groby, C. Tsogka, and A. Wirgin, Simulation of seismic response in a city-like environment, Soil Dyn. Earthq. Eng., 25: 487-504, 2005.

Submitted Publications

[AS123]

M. Nolan, E. Nilsson,J. Brunskog, J.-P. Groby, and E. Fernandez-Grande, In-situ measurement of angle-dependent absorption in ordinary rooms, submitted to The Journal of the Acoustical Society of America in Dec. 2021.

Book Chapter

[Ch4]	J.-P. Groby, N. Jimenez, and V. Romero-García, Metamaterial Absorbers, Chap5, pp. 167-204, in Acoustic Waves in Periodic Structures, Metamaterials, and Porous Media, Topics in Applied Physics, Springer, Cham, 2021.
[Ch3]	N. Jimenez, J.-P. Groby, and V. Romero-García, The Transfer Matrix Method in Acoustics, Chap4, pp. 103-164, in Acoustic Waves in Periodic Structures, Metamaterials, and Porous Media, Topics in Applied Physics, Springer, Cham, 2021.
[Ch2]	L. Schwan and J.-P. Groby, Introduction to Multiple Scattering Theory, Chap6, pp 143-182, in Fundamentals and Applications of Acoustic Metamaterials: From Seismic to Radio Frequency, Volume 1, John Wiley & Sons, Inc., 2019.
[Ch1]	V. Romero-García, N. Jiménez, and J.-P. Groby, Slow Sound and Critical Coupling to Design Deep Subwavelength Acoustic Metamaterials for Perfect Absorption and Efficient Diffusion, Chap3, pp 47-72, in Fundamentals and Applications of Acoustic Metamaterials: From Seismic to Radio Frequency, Volume 1, John Wiley & Sons, Inc., 2019.

Book

[B1]	Acoustic Waves in Periodic Structures, Metamaterials, and Porous Media: From Fundamentals to Industrial Applications, N. Jimenez, O. Umnova, and J.-P. Groby, (Editors), Topics in Applied Physics, 444 pages, Springer, Cham, 2021.

Technology transfer
Enveloppe Soleau

[ENV1]

Enveloppe Soleau 469554 280113, "Métaporeux performants pour l'absorption acoustique à basse fréquence", 2013.

Patents

[P1]	WO2015028760 - ACOUSTIC PANEL, published March 5th 2015, C. Lagarrigue, J.-P. Groby, V. Tournat, O. Dazel, and B. Nennig
	G10K 11/172 (20060101) - ACOUSTIC PANEL, published July 21th 2016, C. Lagarrigue, J.-P. Groby, V. Tournat, O. Dazel, and B. Nennig
[P2]	WO2022101578 - Multilayer Porous Material for Acoustic Treatment, published May 19th 2022, J. Boulvert, T. Cavalieri, J.-P. Groby, J. Mardjono, V. Romero-García, G. Gabard, A. Ross, E. Fosting Roland, and J. Costa Baptista.
[P3]	WO2022101579 - Acoustic Treatment coating comprising a folded metaporous material, published May 19th 2022, J. Boulvert, T. Cavalieri, J.-P. Groby, A. Ross, E. Fosting Roland, J. Mardjono, V. Romero-García, G. Gabard, and J. Costa Baptista.
[P4]	WO2023198984 - Dispositif de Traitement Acoustique d'une Installation de Ventilation, de Chauffage et/ou d'Air Climatisé, published Oct. 19th 2023, Y. Mend, J.-P. Groby, V. Romero-García, G. Gabard, C. Bricault, and S. Goudé.
[P5]	WO2023198967 - Grille de Haut-Parleur avec Fonction de Directivité Sonore, published Oct. 19th 2023, J.-C. Chamard, M. Melon, V. Romero-García, J.-P. Groby, and T. Cavalieri.

Conference proceedings (refereed)
Pleanry lectures

[PL1]

J.-P. Groby, W. Huang, L. Barguet, N. Jiménez, L. Schwan, V. Romero García, L.M. García-Raffi, and V. Sánchez-Morcillo, Bio-inspired and natural metafluids for sound absorption, 2nd Symposium on Acoustic Metamaterials, Ischia, Oct. 2019.

Invited papers

[INV22]	Y. Meng, V. Romero-García, G. Gabard, J.-P. Groby, C. Bricault, and S. Goudé, Subwavelength broadband perfect absorption for unidimensional open-duct problems, 13th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Meta 2023, Paris, July 2023.
[INV21]	S. Kuznetsova, L.M. Garcia-Raffi, J.-P. Groby, and V. Romero-García, Target scattering properties with correlated disorder, Phononics 2023: 6th International Conference on Phononic Crystals/Metamaterials, Phonon Transport, Topological Phononics, Manchester, June 2023.
[INV20]	C. Olivier, G. Poignand, M. Malleéjac, V. Romero-García, G. Penelet, A. Merkel, D. Torrent, J. Li, J. Christensen, and J.-P. Groby, Willis couplings in periodic thermoacoustic amplifiers,12th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Meta 2022, Torremolinos, remotely, July 2022.
[INV19]	C. Olivier, G. Poignand, M. Malleéjac, V. Romero-García, G. Penelet, A. Merkel, D. Torrent, J. Li, J. Christensen, and J.-P. Groby, Willis couplings in periodic thermoacoustic amplifiers, Euromech colloquium: Emerging topics in acoustic and mechanical metamaterials, Benicàssim, April 2022.
[INV18]	V. Romero García, N. Jiménez, J.-P. Groby, and V. Pagneux, Deep sub-wavelength Metamaterials for Sound Absorption for the Reflection and Ventilation Problems, Metamaterials'2019, Rome, Sept. 2019.
[INV17]	J.-P. Groby, W. Huang, L. Schwan, and V. Romero García, Metafluid inspired by cereal straws for the perfect absorption of sound, 23rd International Congress on Acoustics, ICA 2019, Aachen, Sept. 2019.
[INV16]	N. Jiménez , W. Huang, V. Romero-García, V. Pagneux, T. Cox, and J.-P. Groby, Slow sound based metamaterials: From perfect absorbers to metadiffusers, Phononics 2019: 5th International Conference on Phononic Crystals/Metamaterials, Phonon Transport, Topological Phononics, Tucson, June 2019.
[INV15]	N. Jiménez, V. Romero-García, V. Pagneux, and J.-P. Groby, Complex frequency analysis of the scattering matrix for the design of perfect absorbers in reflection and transmission problems, 176th ASA Meeting/2018 Acoustics Week in Canada, J. Acoust. Soc. Am., 144: 1755, Victoria, Nov. 2018.
[INV14]	N. Jimńez, J.-P. Groby, and V. Romero García, Difusores acústicos de vŕtice, FIA 2018, XI Congreso Iberoamericano de Acústica, 49o Congreso Español de Acústica, X Congreso Ibérico de Acústica, Cádiz, Oct. 2018.
[INV13]	V. Romero García, N. Jiménez, W. Huang, T. Cox, V. Pagneux and J.-P. Groby, Control of the reflected acoustic waves : Perfect subwavelength absorbers and metadiffusers, Plenary conference , 2nd Franco-Chinses Acoustic Conference, Le Mans, Oct. 2018.
[INV12]	J.-P. Groby, N. Jiménez, V. Pagneux, and V. Romero García, Rainbow-trapping absorbers for transmission problems: Broadband and perfect sound absorbing panels, Euronoise 2018, Crete, May 2018.
[INV11]	A. Geslain, J.-P. Groby, V. Romero García, F. Cervera, and J. Sànchez-Dehesa, Acoustic characterization of silica aerogel clamped plates for perfect absorption purpose, 174th ASA Meeting, J. Acoust. Soc. Am., 142: 2683, New Orleans, Dec. 2017.
[INV10]	N. Jiménez, V. Romero-García, V. Pagneux, and J.-P. Groby Rainbow-trapping absorbers for transmission problems: broadband and perfect sound absorbing panels, 13th International Conference on Theoretical and Computational Acoustics, Vienna, July 2017.
[INV9]	N. Jiménez, V. Romero-García, V. Pagneux, and J.-P. Groby Rainbow-trapping absorbers for transmission problems: broadband and perfect sound absorbing panels, 24th International Congress on Sound and Vibration, London, July 2017.
[INV8]	J.-P.Groby, A. Lardeau, and V. Romero-García, Broadband transmission loss in the audible regime with a 3D sonic crystals by use of resonance overlap, Acoustics '17, J. Acoust. Soc. Am., 141:3885, Boston, May 2017.
[INV7]	V. Romero-García, N. Jiménez, V. Pagneux, and J.-P. Groby, Perfect and broadband acoustic absorption in deep sub-wavelength structures for the reflection and transmission problems, Acoustics '17, J. Acoust. Soc. Am., 141:3640, Boston, May 2017.
[INV6]	J.-P. Groby, N. Jiménez, L. Schwan, C. Lagarrigue, W. Huang, V. Romero García, V. Tournat, V. Pagneux, O. Dazel, T. Weisser, Y. Aurégan, and B. Nennig, From metaporous materials to subwavelength absorbers: some recipes to design perfect sound absorbers, 4th International Conference on Electrical, Electronic and Computing Engineering, Kladovo, June 2017.
[INV5]	J.-P. Groby, R. Pommier, and Y. Aurégan, Sound Absorption by a Structure with Straight Rectangular Pores Loaded by Periodically Distributed Detuned Resonators, Progress In Electromagnetics Research Symposium, PIERS 2015, Prague, Juillet 2015.
[INV4]	J.-P. Groby, B. Nennig, C. Lagarrigue, B. Brouard, O. Dazel, O. Umnova, and V. Tournat, Design of sound absorbing metamaterials by periodically embedding three-dimensional resonant or non-resonant inclusions in rigidly backed porous plate, 168th ASA Meeting, J. Acoust. Soc. Am., 136: 2077, Indianapolis, Oct. 2014.
[INV3]	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 inclusions in rigidly backed porous plate, Eurodyn 2014, Porto, June 2014.
[INV2]	J.P. Groby, O. Dazel, C. Lagarrigue, K. Horoshenkov, S. Mahasaranon, and A. Khan, Propagation of acoustic waves in a one dimensional macroscopically inhomogeneous porous material under the rigid frame approximation, Internoise 2012, New-York City, Aug. 2012.
[INV1]	J.P. Groby, O. Dazel, T.E. Vigran, and W. Lauriks, Total absorption peak by use of a rigid frame porous layer backed by a rigid grating, 2nd Pan-American/Iberian Meeting on Acoustics, 161th ASA Meeting, J. Acoust. Soc. Am., 128: 2392, Cancun, Nov. 2010.

Full papers

[CA53]	Y. Meng, V. Romero-García, G. Gabard, C. Bricault, S. Goudé, and J.-P. Groby, Subwavelength broadband perfect absorption for unidimensional open-duct problems, 10th Convention of the European Acoustics Association, Forum Acusticum 2023, Torino, Sept. 2023.
[CA52]	E. Ballestero, J. Rodriguez-Sendra, J.-P. Groby, V. Romero-García, N. Jiménez, Bi-directional holographic lens for simultaneous control of reflected and transmitted ultrasonic fields, 10th Convention of the European Acoustics Association, Forum Acusticum 2023, Torino, Sept. 2023.
[CA51]	T. Cavalieri, V. Romero-Garcia, M. Melon, J.-C. Chamard, and J.-P. Groby, Explicit modeling and optimization of acoustic meta-lenses for baffled sources, 10th Convention of the European Acoustics Association, Forum Acusticum 2023, Torino, Sept. 2023.
[CA50]	M. Nolan, L. Morin, S.A. Verburg, K. Horoshenkov, and J.-P. Groby, Free field measurements of the effective acoustic properties of rigidly backed anisotropic porous materials, 10th Convention of the European Acoustics Association, Forum Acusticum 2023, Torino, Sept. 2023.
[CA49]	L. Morin, M. Nolan, T. Cavalieri, M. Gaborit, K. Horoshenkov, V. Romero-Garcia, and J.-P. Groby, Impedance tube measurements of the effective acoustic properties of anisotropic porous media, 10th Convention of the European Acoustics Association, Forum Acusticum 2023, Torino, Sept. 2023.
[CA48]	A. Furmanová, V. Hruska, M. Cervenka, J.-P. Groby, and M. Bednarik, Shape optimization of rectangular acoustic black holes with insertion of porous materials, 10th Convention of the European Acoustics Association, Forum Acusticum 2023, Torino, Sept. 2023.
[CA47]	Y. Meng, V. Romero-Garcí, G. Gabard, J.-P. Groby, C. Bricault, and S. Goudé, Subwavelength Broadband Perfect Absorption for Unidimensional Open-Duct Problems, Phononics 2023: 6th International Conference on Phononic Crystals/Metamaterials, Phonon Transport, Topological Phononics, Manchester, June 2023.
[CA46]	V. Romero-García, N. Jiménez, V. Pagneux, and J.-P. Groby, Perfect acoustic absorption in reciprocal ventilated problems, EuroNoise 2021, remotely, Oct. 2021.
[CA45]	L. Barguet, V. Romero-García; N. Jiménez, L. M. Garcia-Raffi, V. J. Sánchez-Morcillo, and J.-P. Groby, Natural sonic crystal absorber constituted of Aegagropilae fiber network, EuroNoise 2021, remotely, Oct. 2021.
[CA44]	Y. Meng, V. Romero-García, G. Gabard, J.-P. Groby, C. Bricault, and S. Goude, Fundamental constraints on broadband passive acoustic treatments, EuroNoise 2021, remotely, Oct. 2021.
[CA43]	E. Ballestero, N. Jiménez; J.-P. Groby, H. Aygun, S. Dance, and V. Romero-García, From quasi-perfect to broadband sound diffusion using metadiffusers, EuroNoise 2021, remotely, Oct. 2021.
[CA42]	M. Malléjac, V. Tournat, V. Romero-García; J.-P. Groby, and P. Sheng, On the use of slow sound to time delay a pulse, EuroNoise 2021, remotely, Oct. 2021.
[CA41]	M. S. Escartí-Guillem, P. Barriuso Feijoo, A. Cebrecos, M. Chimeno Manguán, P. Cobo, Pedro, L. M. Garcia-Raffi,J.-P. Groby, S. Hoyas, N. Jiménez, M. Lázaro, J. Leng, J. Nieto Mocholí, R. Picó, J. M. Requenas-Plens, E. Roibaás Millaán, V. Romero-García, V. Saánchez-Morcillo, and F. Simoón Hidalgo, Application of metamaterials to control noise scattering during space vehicle lift-off, EuroNoise 2021, remotely, Oct. 2021.
[CA40]	J. M. Requena-Plens, J.-P. Groby, V. Romero-García, and N. Jiménez, Sound diffusing metasurfaces based on elastic plates and membranes, EuroNoise 2021, remotely, Oct. 2021.
[CA39]	V. Romero-García, S. Kuznetsova. E. Chéron, J.-P. Groby, S. Félix, V. Pagneux, and L. M. Garcia-Raffi, Scattering control by using correlated disorder, EuroNoise 2021, remotely, Oct. 2021.
[CA38]	N. Jiménez, V. Romero-García, and J.P. Groby, Twisting acoustic reflections by spiral sound diffusers, EuroNoise 2021, remotely, Oct. 2021.
[CA37]	J. Boulvert, T. Cavalieri, V. Romero-García, G. Gabard, and J.-P. Groby, Optimization of 3D printed porous materials accounting for manufacturing defects, 50th International Congress and Exposition on Noise Control Engineering, Inter-noise 2021, remotely, Aug. 2021.
[CA36]	J. Boulvert, J. Costa-Baptista, E. R. Fotsing, T. Cavalieri, V. Romero-García, G. Gabard, M. Perna, A. Ross, J. Mardjono, and J.-P. Groby, Folded metaporous material for sub-wavelength absorption of sound, 27th International Congress on Sound and Vibration, ICSV27, remotely, July 2021.
[CA35]	R. Billard, G. Tissot, G. Gabard, M. Versaevel, and J.-P. Groby, A mode-matching model for the impedance of perforated plate liners, 25th AIAA/CEAS Aeroacoustics Conference, Delft, May 2019.
[CA34]	L. de Ryck, J. Cuenca, K. Jambrosic, C. Glorieux, M. Rychtarikova, V. Romero-García, A. Cebrecos, N. Jiménez, and J.-P. Groby, Perceptual evaluation of metamaterials as insulation partitions: a listening test within the COST Action DENORMS (CA 15125), ISMA 2018, Leuven, Sept. 2018.
[CA33]	A. Geslain, L. Schwan, J.-P. Groby, V. Romero-García, P. Leclaire, and A. El-Hafid, SLaTCoW (Spatial LAplace Transform for Complex Wavenumber Recovery) method for frequency complex wavenumber dispersion relation recovery, Internoise 2018, Chicago, Aug. 2018.
[CA32]	J. Leng, V. Romero-García, J.-P. Groby, A. Pelat, R. Pico, and F. Gautier, The use of perfect absorption in the tunability of the resonant modes of an acoustic Black Hole, Internoise 2018, Chicago, Aug. 2018.
[CA31]	N. Jiménez, T. Cox, V. Romero-García, and J.-P. Groby, Metadiffusers: sound diffusers with deep-subwavelength dimensions, Metamaterials' 2017, Marseilles, Sept. 2017.
[CA30]	W. Huang, L. Schwan, V. Romero-García, J.-M. Géneveau, and J.-P. Groby, 3D-Printed straw-inspired metamaterial for sound absorption, Metamaterials' 2017, Marseilles, Sept. 2017.
[CA29]	J. Leng, A. Pelat, V. Romero-García, R. Picó, J.-P. Groby, and F. Gautier, Tunability of the resonant modes of an Acoustic Black Hole embedded in an infinite thin plate, Inter-noise 2017, Hong-Kong, Aug. 2017.
[CA28]	L. Schwan, A. Geslain, J.-P. Groby, and V. Romero García, Surface acoustic waves propagation at lossy metasurfaces: experimental and theoretical characterization of complex dispersion relations, Metamaterials' 2016, Chania, Sept. 2016.
[CA27]	T. Weisser, L. Schwan, O. Dazel, and J.-P. Groby, High broadband absorption of acoustic waves by elastic-framed metaporous layer, Metamaterials' 2016, Chania, Sept. 2016.
[CA26]	N. Jiménez, J.-P. Groby, V. Romero García, and V. Pagneux, Design of sub-wavelength acoustic absorbing panels using accumulation of resonances due to slow sound, Metamaterials' 2016, Chania, Sept. 2016.
[CA25]	V. Romero García, N. Jiménez, W. Huang, J.-P. Groby, and V. Pagneux, Ultra-thin acoustic metamaterial panels based on resonant bricks for perfect absorption, Metamaterials' 2016, Chania, Sept. 2016.
[CA24]	A. Geslain, J.-P. Groby, A. Duclos, and P. Leclaire, Caractérisation de nombres d'ondes complexes par transformée de Laplace : application aux ondes guidées dans les matériaux poreux, 13ème Congrès Français d'Acoustique, Le Mans, April 2016.
[CA23]	A. Lardeau, J.-P. Groby, and V. Romero García, Propagation d'ondes acoustiques dans un milieu périodique avec résonateurs, 13ème Congrès Français d'Acoustique, Le Mans, April 2016.
[CA22]	W. Huang, J.-P. Groby, V. Romero García, and N. Jiménez, Fentes minces chargées par des résonateurs de Helmholtz pour l absorption du son dans l audible, 13ème Congrès Français d'Acoustique, Le Mans, April 2016.
[CA21]	J. Prisutova, K. Horoshenkov, J.-P. Groby, and B. Brouard, Laboratory measurement of the acoustic absorption coefficient of living plants via modal dispersions, 21th International Congress on Sound and Vibration, Beijing, July 2014.
[CA20]	J.-P. Groby, O. Dazel, L. De Ryck, A. Khan, and K. Horoshenkov, Acoustic characterization of graded porous materials under the rigid frame approximation, International Congress on Acoustics 2013, Montréal, June 2013.
[CA19]	C. Lagarrigue, O. Dazel, J.-P. Groby, and V. Tournat, Parametric study of a metaporous made of solid inclusions embedded in a rigid frame porous material, Internoise 2012, New-York City, Aug. 2012.
[CA18]	K. V. Horoshenkov, O. Dazel, and J.-P. Groby, The asymptotic behaviour of some models for the acoustical properties of rigid frame porous media, Internoise 2012, New-York City, Aug. 2012.
[CA17]	K. V. Horoshenkov, S. Masaharanon, K. Khan, A. Geslain, J.-P. Groby, and O. Dazel, Acoustical properties of macroscopically inhomogeneous porous medium, Acoustics 2012, 11ème Congrès Français d'Acoustique and 2012 Annual IOA Meeting, Nantes, April 2012.
[CA16]	B. Brouard, J.-P. Groby, O. Dazel, B. Nennig, and L. Kelders, Enhancement of the absorption of a backed rigid frame porous layer using a 2-dimensional periodic multi-irregularities rigid backing, Acoustics 2012, 11ème Congrès Français d'Acoustique and 2012 Annual IOA Meeting, Nantes, April 2012.
[CA15]	C. Lagarrigue, O. Dazel, J.-P. Groby, and V. Tournat, Parametric study of a metaporous made of solid inclusions embedded in a rigid frame porous material, Acoustics 2012, 11ème Congrès Français d'Acoustique and 2012 Annual IOA Meeting, Nantes, April 2012.
[CA14]	J. Descheemaeker, J.-P. Groby, P. Leclaire, W. Lauriks, and L. Boeckx, Surface and guided waves in porous materials, 10ème Congrès Français d'Acoustique, Lyon, April 2010.
[CA13]	A-C. Hladky-Hennion, J. Vasseur, C. Croënne, J.-P. Groby, B. Dubus, B. Djafari-Rouhani, B. Morvan, and A. Tinel, Réfraction négative d ondes transverses dans les cristaux phononiques, 10ème Congrès Franaçis d'Acoustique, Lyon, April 2010.
[CA12]	E. Ogam, Z.E.A. Fellah, J.-P. Groby, and A. Wirgin, Résolution de problèmes inverses d'estimation de paramètres poroélastiques des matériaux poreux par inversion de données ultrasonores transmises, 10ème Congrès Français d'Acoustique, Lyon, April 2010.
[CA11]	J.-P. Groby, E. Ogam, O. Dazel, T.E. Vigran, and W. Lauriks, Pic d'absorption totale d'une lame poreuse sous l'approximation du squelette rigide collée contre un réseau surfacique multi-composant, 10ème Congrès Français d'Acoustique, Lyon, April 2010.
[CA10]	B. Morvan, A.C. Hladky-Hennion, J. Vasseur, J.P Groby, B. Dubus, A. Tinel, and B. Djafari-Rouhani, Negatively refracted transverse wave: study of the ultrasonic field at the exit of an elastic phononic crystal, IEEE International Ultrasonics Symposium, Rome, Sept. 2009.
[CA9]	A. Wirgin and J.-P. Groby, Amplification and increased duration of earthquake motion on uneven stress-free-ground, 3rd International Symposium on the Effects of Surface Geology on Seismic Motion, Bard P.-Y. et al. (eds.), LCPC, Paris, pp. 559-568, Grenoble, Sept. 2006.
[CA8]	J.-P. Groby, E. Ogam, A. Wirgin, Z.E.A. Fellah, W. Lauriks, J.-Y. Chapelon, C. Depollier, L. De Ryck, R. Gilbert, N. Sebaa, and Y. Xu, 2D mode excitation in a porous slab saturated with air in the high frequency approximation, 1st Symposium on the Acoustics of Poro-Elastic Materials, pp. 53-60, Lyon, Dec. 2005.
[CA7]	L. De Ryck, Z.E.A. Fellah, J.-P. Groby, E. Ogam, N. Sebaa, J.-Y. Chapelon, C. Depollier, R. Gilbert, T. Scotti, A. Wirgin, and Y. Xu, Acoustic identification of a porous cylinder, 1st Symposium on the Acoustics of Poro-Elastic Materials, pp. 211-220, Lyon, Dec. 2005.
[CA6]	E. Ogam, A. Wirgin, Z. Fellah, J.-P. Groby, W. Lauriks, J.-Y. Chapelon, C. Depollier, L. De Ryck, R. Gilbert, N. Sebaa, T. Scotti, and Y. Xu, Recovery of the mechanical parameters of long bones from their vibroacoustic impulse response, 1st Symposium on the Acoustics of Poro-Elastic Materials, pp. 181-188, Lyon, Dec. 2005.
[CA5]	J.-P. Groby, C. Tsogka, E. Ogam, A. Wirgin, and Z.E.A. Fellah, A time domain method to model viscoelastic wave propagation in long cortical bones, 5th Congress of the International Society for Analysis, its Applications and Computation, pp. 1419-1428, Catania, July 2005.
[CA4]	E. Ogam, Z.E.A. Fellah, J.-P. Groby, and A. Wirgin, Eigenmode analysis of the cortical osseous tissue-marrow coupled system, 5th Congress of the International Society for Analysis, its Applications and Computation, pp. 1407-1418, Catania, July 2005.
[CA3]	J.-P. Groby, C. Tsogka, and A. Wirgin, A time domain method for modeling SH viscoelastic wave propagation in a city-like environment, 11th Int. Conf. on Soil Dynamics & Earthquake Engineering, Doolin D. et al. (eds.), University and Stallion Press, Berkeley, pp. 887-894, Berkeley, Jan. 2004.
[CA2]	J.-P. Groby and C. Tsogka, A time domain method for modeling wave propagation phenomena in viscoacoustic media, 6th Int. Conf. on Mathematical and Numerical Aspects of Wave Propagation, Cohen G. et al. (eds.), Springer, pp. 911-915, Jyvaskyla, July 2003.
[CA1]	P. Dufourcq, J.-P.Groby, M. Lagier, P. Témin, and G. Vanderborck, Détection vibroacoustique non-linéaire d'endommagements dans une structure poutre, 16ème Congrès Français de Mécanique, Nice, Sept. 2003.

Abstracts

[CR116]	M. Maréchal, A. Geslain, O. Dazel, and J.-P. Groby, Dispersion relations of guided acoustic waves in poroelastic-based multilayer structures, Symposium on the Acoustics of Poro-Elastic Materials, SAPEM'2023, Sorrento, Nov. 2023.
[CR115]	M. Nolan, T. Cavalieri, M. Gaborit, K. Horoshenkov, S.A. Verburg, and J.-P. Groby, Acoustic characterization of anisotropic porous materials, Symposium on the Acoustics of Poro-Elastic Materials, SAPEM'2023, Sorrento, Nov. 2023.
[CR114]	J.-P. Groby and M. Haberman, Willis coupling in one-dimensional poroelastic laminates, Symposium on the Acoustics of Poro-Elastic Materials, SAPEM'2023, Sorrento, Nov. 2023.
[CR113]	O. Dazel, M. Gaborit, and J.-P. Groby, A recursive method to evaluate the scattering properties of grating stacks, Symposium on the Acoustics of Poro-Elastic Materials, SAPEM'2023, Sorrento, Nov. 2023.
[CR112]	Y. Meng, V. Romero-García, G. Gabard, J.-P. Groby, C. Bricault, and S. Goudé, Subwavelength broadband perfect absorption for unidimensional open-duct problems, 17th International Congress on Artificial Materials for Novel Wave Phenomena, Metamaterials'2023, Chania, Sept. 2023.
[CR111]	C. Olivier, G. Poignand, M. Malleéjac, V. Romero-García, G. Penelet, A. Merkel, D. Torrent, J. Li, J. Christensen, and J.-P. Groby, Willis couplings in periodic thermoacoustic amplifiers, 16th International Congress on Artificial Materials for Novel Wave Phenomena, Metamaterials'2022, Siena, Sept. 2022.
[CR110]	J. Boulvert, J.-P. Groby, G. Gabard, and Vicente Romero-García, Compact asymmetric treatments for perfect sound absorption in ventilated problems, Internoise 2022, Glasgow, Aug. 2022.
[CR109]	V. Romero-García , E. Cheron, S. Kuznetsova, J.-P. Groby, S. Félix, V. Pagneux, and L. M. Garcia-Raffi, Stealthy hyperuniform phononic resonant materials: One dimension, 12th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Meta 2022, Torremolinos, remotely, July 2022.
[CR108]	G. Raybaud, M. Ouisse, A. Pelat, J. Leng, J.-P. Groby, V. Romero-García, R. Picó, and F. Gautier Contrôle de la réflexion d'une poutre en flexion par des résonateurs sub-longueur d'onde accordables thermiquement, 16ème Congrès Français d'Acoustique, Marseilles, April, 2022.
[CR107]	J.-P. Groby, M. Malléjac, T. Cavalieri, V. Romero-García, A. Merkel, D. Torrent, J. Christensen, and J. Li, Non-localité du couplage de Willis dans les laminés fluides, 16ème Congrès Français d'Acoustique, Marseilles, April, 2022.
[CR106]	O. Dazel, M. Gaborit, and J.-P. Groby, Méthode des matrices de transfert et milieux périodiques: éléments d'ordre élevés, 16ème Congrès Français d'Acoustique, Marseilles, April, 2022.
[CR105]	J. Boulvert, T. Cavalieri, V. Romero-García, G. Gabard, and J.-P. Groby, Conception de traitements poreux optimaux à partir du contrôle de leur microstructure, 16ème Congrès Français d'Acoustique, Marseilles, April, 2022.
[CR104]	J.-P. Groby, C. Olivier, G. Poignand, M. Malléjac, V. Romero-García, G. Penelet, A. Merkel, D. Torrent, J. Li, and J. Christensen, Couplages de Willis non réciproques et pairs dans les amplificateurs thermoacoustiques périodiques, 16ème Congrès Français d'Acoustique, Marseilles, April, 2022.
[CR103]	Y. Meng, V. Romero-García, G. Gabard, J.-P. Groby, C. Bricault, and S. Goudé, Absorption bound of a locally resonant element in a unidimensional scattering problem, 16ème Congrès Français d'Acoustique, Marseilles, April, 2022.
[CR102]	J. Boulvert, G. Gabard, V. Romero-García, and J.-P. Groby, Traitement compact et asymétrique pour absorption acoustique parfaite et large bande dans un guide d'ondes de grande section, 16ème Congrès Français d'Acoustique, Marseilles, April, 2022.
[CR101]	S. Qu, N. Gao, A. Tinel, B. Morvan, V. Romero-García, J.-P. Groby, and P. Sheng, Experimental characterization of a low-frequency underwater metamaterial absorber, 16ème Congrès Français d'Acoustique, Marseille, Aprils, 2022.
[CR100]	M. Malléjac, P. Sheng, V. Tournat, V. Romero-García, and J.-P. Groby, Metamatériaux acoustiques passifs pour la conception de lignes de retard, 16ème Congrès Français d'Acoustique, Marseilles, April, 2022.
[CR99]	T. Cavalieri, V. Romero-García, M. Melon, J.-C. Chamard, and J.-P. Groby, Modélisation analytique et conception de méta-lentilles acoustiques pour la déviation et la focalisation de faisceaux, 16ème Congrès Français d'Acoustique, Marseilles, April, 2022.
[CR98]	E. Ballestero, B. Hamilton, N. Jiménez, V. Romero-García, J.-P. Groby, H. Aygun, and S. Dance, Évaluation FDTD de champs diffus par impédances de surface équivalentes de type RLC pour des métamatériaux acoustiques, 16ème Congrès Français d'Acoustique, Marseilles, April, 2022.
[CR97]	M. Malléjac, A. Merkel, V. Tournat, J.-P. Groby, and V. Romero-García, Application of doping on a plate-type acoustic metamaterials, Metamaterials'2021, remotely, Sept. 2021.
[CR96]	V. Romero-Garcá, S. Kuznetsova, J.-P. Groby, and L. Miguel Garcia-Raffi, Evidences of localized interface modes in 1D hyperuniform acoustic materials, Metamaterials'2021, remotely, Sept. 2021.
[CR95]	J. Boulvert, T. Humbert, V. Romero-García, G. Gabard, E. R. Fotsing, A. Ross, J. Mardjono, and J.-P. Groby, Asymmetric metaporous treatment: Optimization for perfect sound absorption, 3D printing, and characterization with air flow, Metamaterials'2021, remotely, Sept. 2021.
[CR94]	N. Jiménez, J.-P. Groby, and V. Romero-García, Sound diffusion by spiral acoustic metasurfaces based on holographic vortices, Metamaterials'2021, remotely, Sept. 2021.
[CR93]	L. Barguet, V. Romero-García, N. Jiménez, L.M. Garcia-Raffi, V. J. Sánchez-Morcillo, and J.-P. Groby, Natural sonic crystal absorber constituted of Aegagropilae fiber network, Metamaterials'2021, remotely, Sept. 2021.
[CR92]	M. Malléjac, A. Merkel, D. Torrent, GROC, J. Li, V. Tournat, V. Romero-Garc'ia, and J.-P. Groby, Willis coupling in one-dimensional asymmetric structures: closed-form derivation and experimental validation, Metamaterials'2021, remotely, Sept. 2021.
[CR91]	M. Malléjac, A. Merkel, V. Tournat, V. Romero-García, and J.-P. Groby, On the use of a Helmholtz resonator to acoustically dope a Plate-type metamaterial, 11th International Conference on Metamaterials, Photonic Crystals and Plasmonic, Meta 2021, remotely, July 2021.
[CR90]	S. Kuznetsova, J.-P. Groby, L. M. Garcia-Raffi, and V. Romero-García, Reminiscence of edge states in 1-dimensional hyperuniform acoustic materials, 11th International Conference on Metamaterials, Photonic Crystals and Plasmonic, Meta 2021, remotely, July 2021.
[CR89]	M. Malléjac, A. Merkel, D. Torrent, J. Li, V. Tournat, V. Romero-García, J.-P. Groby, Closed-forms derivation and experimental validation of the Willis coupling of different asymmetric structures, 6th Symposium on the Acoustics of PoroElastic Materials, remotely, April 2021.
[CR88]	L. Barguet, V. Romero-García, N. Jiménez, L.M. Garcia-Raffi, V. J. Sanchez-Morcillo, J.-P. Groby, Natural sonic crystal absorber constituted of Aegagropilae fibernetwork, 6th Symposium on the Acoustics of PoroElastic Materials, remotely, April 2021.
[CR87]	J. Boulvert, J. Costa-Baptista, E. R. Fotsing, T. Cavalieri, V. Romero-García, G. Gabard, A. Ross, J. Mardjono, J.-P. Groby, 3D printed folded porous material for sub-wavelength absorption of sound, 6th Symposium on the Acoustics of PoroElastic Materials, remotely, April 2021.
[CR86]	T. Cavalieri, J. Boulvert, V. Romero-García, G. Gabard, M. Escouflaire, J. Regnard, and J.-P. Groby, Rapid additive manufacturing of optimised anisotropic metaporoussurfaces for broadband absorption, 6th Symposium on the Acoustics of PoroElastic Materials, remotely, April 2021.
[CR85]	T. Cavalieri, J. Boulvert, L. Schwan, G. Gabard, V. Romero-García, J.-P. Groby, M. Escouflaire, and J. Mardjono, Acoustic wave propagation in effective graded fully anisotropic fluid layers, Forum Acusticum 2020, remotely Dec. 2020.
[CR84]	M. Malléjac, A. Merkel, V. Tournat, V. Romero-García, and J.-P. Groby, Doping of a Plate-Type Acoustic Metamaterial, Forum Acusticum 2020, remotely Dec. 2020.
[CR83]	V. Romero-García, N. Jiménez, O. Richoux, G. Theocharis, J.-P. Groby, and V. Pagneux, Experimental evidences of perfect acoustic absorption in deep sub-wavelength structures in ventilation problems, Forum Acusticum 2020, remotely Dec. 2020.
[CR82]	J. Boulvert, T. Cavalieri, J. Costa-Baptista, L. Schwan, V. Romero-García, G. Gabard, E.R. Fotsing, A. Ross, J. Mardjono, and J.-P. Groby, 3D Printed Porous Material Optimally Graded for Broadband Absorption of Sound, Forum Acusticum 2020, remotely Dec. 2020.
[CR81]	S. Kuznetsova, J.-P. Groby, L. Garcia-Raffi, and V. Romero-García, Acoustic Materials with Target Scattering Properties, Metamaterials'2020, remotely Sept. 2020.
[CR80]	M. Malléjac, A. Merkel, J. Sánchez-Dehesa, J. Christensen, V. Tournat, V. Romero-García, and J.-P. Groby, Experimental investigation on density near zero plate-type acoustic metamaterials, Metamaterials'2019, Rome Sept. 2019.
[CR79]	V. Romero García, N. Jiménez, O. Richoux, G. Theocharis, J-P. Groby, and V. Pagneux Perfect acoustic absorption in deep sub-wavelength structures for the ventilation problems with degenerate resonators, 23rd International Congress on Acoustics, ICA 2019, Aachen Sept. 2019.
[CR78]	N. Jiménez, T. Cox, J-P. Groby, and V. Romero García, Beyond phase grating diffusers using locally-resonant metamaterials, 23rd International Congress on Acoustics, ICA 2019, Aachen Sept. 2019.
[CR77]	E. Ballestero, V. Romero García, N. Jiménez, J-P. Groby, S. Dance, and H. Aygun, 3D printed quadratic residue metadiffuser - Design and measurements of an optimized deep-subwavelength sound diffuser, 23rd International Congress on Acoustics, ICA 2019, Aachen Sept. 2019.
[CR76]	M. Mallejac, A. Merkel, J. Sánchez Dehesa, J. Christensen, V. Tournat, V. Romero-Garcá, and J.-P. Groby, On the use of plate-type metamaterial to experimentally highlight a hiding zone in Density Near Zero acoustic metamateria, 10th International Conference on Metamaterials, Photonic Crystals and Plasmonic, Meta 2019, Lisbon, July 2019.
[CR75]	E. Ballestero, N. Jiménez, J.-P. Groby, S. Dance, and V. Romero-Garcia, Deep sub-wavelength materials for controlling sound diffusion: Experimental validation of metadiffusers, 10th International Conference on Metamaterials, Photonic Crystals and Plasmonic, Meta 2019, Lisbon, July 2019.
[CR74]	A. Merkel, V. Romero-García, J.-P. Groby, J. Li, and J. Christensen, Unidirectional zero sonic reflection in passive Partity-Time symmetric Willis media, 10th International Conference on Metamaterials, Photonic Crystals and Plasmonic, Meta 2019, Lisbon, July 2019.
[CR73]	W. Huang, L. Schwan, V. Romero-García, J.-M. Génevaux, and J.-P. Groby, Sound absorbing metafluid inspired by cereal straw, Poster session, 10th International Conference on Metamaterials, Photonic Crystals and Plasmonic, Meta 2019, Lisbon, July 2019.
[CR72]	J. Boulvert, T. Cavalieri, V. Romero-García, G. Gabard, E.-R. Fosting, A. Ross, J. Mardjono, and J.-P. Groby, Numerical optimization method of continuously graded porous material, 26th International Congress on Sound and Vibration, Montréal, July 2019.
[CR71]	A. Cebrecos, V. Romero-García, and J.-P. Groby, Complex dispersion relation recovery from 2D phononic crystals and metamaterials of finite size, Phononics 2019: 5th International Conference on Phononic Crystals/Metamaterials, Phonon Transport, Topological Phononics, Poster session, Tucson, June 2019.
[CR70]	M. Malléjac, V. Tournat, J.-P. Groby, V. Romero-García, J. Christensen, A. Merkel, and J. Sanchez-Dehesa, Limits of mass density for acoustic metamaterials composed of clamped elastic plates in air, 2nd Franco-Chinses Acoustic Conference, Le Mans, Oct. 2018.
[CR69]	T. Cavalieri, A. Cebrecos, J.-P. Groby, V. Romero-García, and C. Chaufour, Broadband acoustic attenuation with multiresonant lossy three-dimensional sonic crystal for the train noise reduction, 2nd Franco-Chinses Acoustic Conference, Le Mans, Oct. 2018.
[CR68]	A. Merkel, V. Romero-Garcia, J.-P. Groby, J. Christensen, and J. Li, Unidirectional zero sonic reflection in a passive PT symmetric Willis media, 2nd Franco-Chinses Acoustic Conference, Le Mans, Oct. 2018.
[CR67]	W. Huang, L. Schwan, V. Romero-García, J.-M. Génevaux, and J.-P. Groby, Bio-inspired straw-like metamaterial for low frequency sound absorption, 2nd Franco-Chinses Acoustic Conference, Le Mans, Oct. 2018.
[CR66]	R. Longo, A. Duclos, and J.-P. Groby, Material properties estimation of foams saturated with air using continuous ultrasonic waves, 2nd Franco-Chinses Acoustic Conference, Le Mans, Oct. 2018.
[CR65]	N. Jiménez, V. Romero García, and J.-P. Groby, Vortex-Sound Diffusers using Spiral Metasurfaces, Metamaterials'2018, Espoo, Aug. 2018.
[CR64]	J. Leng, V. Romero-García, J.P. Groby, R. Pico, A. Pelat, and F. Gautier , Design of a 1D Acoustic Black Hole using critical coupling conditions, NOVEM 2018, Ibiza, May 2018.
[CR63]	V. Romero-García, J. Leng, J.-P. Groby, A. Pelat, R. Picó , and F. Gautier, Perfect absorption of flexural waves by applying the critical coupling conditions, NOVEM 2018, Ibiza, May 2018.
[CR62]	W. Huang, L. Schwan, V. Romero-García, J.-M. Génevaux, and J.-P. Groby, Optimal straw-like metamaterial design for low frequency sound absorption, 14ème Congrès Français d'Acoustique, Le Havre, April 2018.
[CR61]	J.-P. Groby, T. Cavalieri, A. Cebrecos, V. Romero-García, and C. Chaufour, Broadband acoustic attenuation with multiresonant lossy three-dimensional sonic crystal for the train noise reduction, 14ème Congrès Français d'Acoustique, Le Havre, April 2018.
[CR60]	J.-P. Groby, N. Jiménez, V. Pagneux, V. Romero-García, Rainbow-trapping absorbers for transmission problems: Broadband and perfect sound absorbing panels, 14ème Congrès Français d'Acoustique, Le Havre, April 2018.
[CR59]	V. Romero-García, N. Jiménez, T. Cox, and J.-P. Groby, Metadiffusers, deep subwavelength acoustic diffusers, 14ème Congrès Français d'Acoustique, Le Havre, April 2018.
[CR58]	J. Leng, V. Romero-García, A. Pelat, J.-P. Groby, R. Pico Vila, and F. Gautier, Contrôle des ondes de flexion par une métaplaque, 14ème Congrès Français d'Acoustique, Le Havre, April 2018.
[CR57]	M. Malléjac, V. Tournat, J.-P. Groby, and V. Romero-García, Dynamic mass density limits of acoustic metamaterials made of clamped elastic plates, 14ème Congrès Français d'Acoustique, Le Havre, April 2018.
[CR56]	N. Jiménez, V. Romero García, and J.-P. Groby, Perfect and broadband sound absorption based in rainbow trapping phenomena for transmission problems, 5th Symposium on the Acoustics of PoroElastic Materials, Le Mans, Dec. 2017.
[CR55]	V. Romero García, N. Jiménez, V. Pagneux, and J.-P. Groby, Perfect absorption in acoustic metamaterials based on open lossy resonant building blocks, 5th Symposium on the Acoustics of PoroElastic Materials, Le Mans, Dec. 2017.
[CR54]	L. Schwan, J.-P.Groby, and O.Umnova, Propagation of low frequency sound through a metaporous layer of subwavelength thickness: Homogenization with numerical validation, 5th Symposium on the Acoustics of PoroElastic Materials, Le Mans, Dec. 2017.
[CR53]	W. Huang, L. Schwan, V. Romero García, J.-M.Génevaux, and J.-P. Groby, Straw-inspired Metamaterial for Sound Absorption, 5th Symposium on the Acoustics of PoroElastic Materials, Le Mans, Dec. 2017.
[CR52]	N. Jiménez, V. Romero García, J.-P. Groby, Poster: On the conditions for perfect absorption of sound by rigidly-backed layers of porous materials, 5th Symposium on the Acoustics of PoroElastic Materials, Le Mans, Dec. 2017.
[CR51]	S. Bourguignon, N. Bouhlel, A.Duclos, and J.-P.Groby, Characterization of poroelastic materials through interface scattering and propagation models, 5th Symposium on the Acoustics of PoroElastic Materials, Le Mans, Dec. 2017.
[CR50]	A. Geslain, L. Schwan, J.-P. Groby, V. Romero García, S. Raetz, A. Duclos, and N. Boechler, SLaTCoW (Spatial LAplace Transform for COmplex Wavenumber recovery) method for frequency / complex wavenumber dispersion relation recovery, 5th Symposium on the Acoustics of PoroElastic Materials, Le Mans, Dec. 2017.
[CR49]	R. Longo, A. Duclos, and J.-P. Groby, Ultrasonic measurements by means of continuous waves in a foam saturated with air, Acoustics '17, J. Acoust. Soc. Am., 141:3905, Boston, May 2017.
[CR48]	K.V. Horoshenkov, M. Niskanen, J.-P. Groby, O. Dazel, and A. Duclos, Acoustic media with pore size distribution and assignment of the pore characteristic lengths and permeabilities, 174th Acoustical Society of America Meeting, J. Acoust. Soc. Am., 140: 3430, New Orleans, Dec. 2017.
[CR47]	G. Yan, S. Raetz, J.-P. Groby, A. Duclos, A. Geslain, N. Chigarev, and V. Tournat, Experimental complex dispersion curve by use of spatial Laplace transform: application to ZGV Lamb modes, Laser-Ultrasonics 2016, Linz, July 2016.
[CR46]	T. Weisser, J.-P. Groby, and O. Dazel, Propriétés d'isolation acoustique de parois métaporeuses avec inclusions périodiques, 13ème Congrès Français d'Acoustique, Le Mans, April 2016.
[CR45]	G. Yan, S. Raetz, J.-P. Groby, A. Duclos, A. Geslain, N. Chigarev, and V. Tournat, Etude expérimentale des modes de lamb à Vitesse de Groupe Nulle (ZGV) dans le plan complexe des nombres d'ondes, 13ème Congrès Français d'Acoustique, Le Mans, April 2016.
[CR44]	N. Jiménez, W. Huang, J.-P. Groby, V. Romero García, and V. Pagneux, Absorption quasi-parfaite du son par un métamatériau acoustique suite à l accumulation de résonances due à une propagation lente, 13ème Congrès Français d'Acoustique, Le Mans, April 2016.
[CR43]	R. Longo, D. Aroune, and J.-P. Groby, Mesures ultrasonores en transmission et réflexion en utilisant des signaux continus : application aux matériaux poreux, 13ème Congrès Français d'Acoustique, Le Mans, April 2016.
[CR42]	C. Lagarrigue, J.-P. Groby, V. Tournat, O. Dazel, B. Nennig, and O. Umnova, Metaporeux, une solution innovante pour le traitement acoustique basse fréquence, 13ème Congrès Français d'Acoustique, Le Mans, April 2016.
[CR41]	D. Lafarge, N. Nemati, W. Huang, J.-P. Groby, V. Romero García, and J.-M. Génevaux, Ondes de Bloch-Kirchhoff en géométrie 2D périodique, 13ème Congrès Français d'Acoustique, Le Mans, April 2016.
[CR40]	M. Niskanen, A. Duclos, T. Lahivaara, O. Dazel, J.-P. Groby, and T. Huttunen, Characterization of a porous plate saturated by water, 13ème Congrès Français d'Acoustique, Le Mans, April 2016.
[CR39]	T. Weisser, J.-P. Groby, O. Dazel, F. Gautier, E. Deckers, S. Futatsugi, and L. Monteiro, Influence du comportement poroélastique sur la réponse acoustique de matériaux métaporeux avec inclusions périodiques résonantes, 22ème Congrès Français de Mécanique, Lyon, Aug. 2015.
[CR38]	J.-P. Groby, Y. Aurégan, and O. Umnova, Sound absorption by a structure with straight rectangular tubes loaded by periodically distributed resonators, Euronoise 2015, Maastricht, May 2015.
[CR37]	C. Lagarrigue, J.-P. Groby, and V. Tournat, Optimised thin Metaporous materials for absorption applications in the audible frequency range, Euronoise 2015, Maastricht, May 2015.
[CR36]	J.-P. Groby, and D. Parmentier, Acoustic foam characterization using a four microphone measurement technique combined with a minimization procedure, Poster session of the 4th Symposium on the Acoustics of Poro-Elastic Materials, Stockholm, Dec. 2014.
[CR35]	E. Carcreff, A.Duclos, J.-P. Groby, and S. Bourguignon, A dispersive attenuation model for ultrasonic wave propagation in porous materials, 4th Symposium on the Acoustics of Poro-Elastic Materials, Stockholm, Dec. 2014.
[CR34]	T. Weisser, J.-P. Groby, O. Dazel, F. Gautier, S. Futatsugi, and L. Monteiro, Acoustic metaporous with periodic inclusions: extension to poroelastic material, 4th Symposium on the Acoustics of Poro-Elastic Materials, Stockholm, Dec. 2014.
[CR33]	J.-P. Groby„ W. Huang, A. Lardeau, Y. Aurgan, et O. Umnova, Low frequency sound absorbing metamaterial combining slits and quarter wavelength resonators, 4th Symposium on the Acoustics of Poro-Elastic Materials, Stockholm, Dec. 2014.
[CR32]	H. Pichard, A. Duclos, J.-P. Groby, V. Tournat and V. Gussev Ondes de surface dans le cristaux phononiques granulaires, 12ème Congrès Français d'Acoustique, Poitiers, April 2014.
[CR31]	B. Brouard, J. Prisutova, J.-P. Groby, and K. Horoshenkov, Détermination de coefficients d'absorption et de reflexion de matériaux au délà de la fréquence de coupure du tube à impédance, 12ème Congrès Français d'Acoustique, Poitiers, April 2014.
[CR30]	E. Ogam, Z.E.A. Fellah, J.-P. Groby, and C. Depollier, Le problème inverse de diffraction des ondes acoustiques audibles par un cylindre poroélastiques saturé d'air, 12ème Congrès Français d'Acoustique, Poitiers, April 2014.
[CR29]	T. Weisser, J.-P. Groby, O. Dazel, F. Gautier, S. Futatsugi, and L. Monteiro, Comportement acoustique de matériaux poroélastiques avec inclusions périodiques, 12ème Congrès Français d'Acoustique, Poitiers, April 2014.
[CR28]	C. Lagarrigue, J-P Groby, B. Nennig, V. Tournat, O. Dazel, B. Brouard, and Olga Umnova, Absorption acoustique dans la gamme des fréquences audibles par un métaporeux : influence de la géométries des inclusions, 12ème Congrès Français d'Acoustique, Poitiers, April 2014.
[CR27]	J. Prisutova, K. Horoshenkov, J-P Groby, and B. Brouard, Laboratory measurement of the acoustic absorption coefficient based on the modal dispersion, 166th ASA Meeting, J. Acoust. Soc. Am., 134: 4004, San-Francisco, Dec. 2013.
[CR26]	V. Romero-García, C. Lagarrigue, J.-P. Groby, O. Richoux, and V. Tournat, Tunable Acoustic Waveguides in Sonic Crystals Made of Square-Rod Scatterers. Experiments and Theory., Phononics 2013, Sharm El-Sheikh, June 2013.
[CR25]	H. Pichard, A. Duclos, J.-P. Groby, V. Tournat, and V. Gusev, Two-dimensional granular phononic crystal for shear wave control, 2013 International Congress on Ultrasonics, Singapour, May 2013.
[CR24]	H. Pichard, A. Duclos, J.-P. Groby, V. Tournat, and V. Gusev, Localized transversal-rotational modes in linear chain of equal masses, 2013 International Congress on Ultrasonics, Singapour, May 2013.
[CR23]	J.-P. Groby, V. Tournat, V. Romero-García, and O. Umnova, Heuristic homogenization to overcome the homogenization limit of the eective parameters of two dimensional Sonic Crystal slabs, Meta'13, Sharjah, March 2013.
[CR22]	V. Goussev, H. Pichard, A. Duclos, J.-P. Groby, and V. Tournat, Granular crystals as phononic metamaterials for shear waves, Meta 2012, Paris, April 2012.
[CR21]	H. Pichard, A. Duclos, J.-P. Groby, V. Tournat, and V. Gusev, Elastic waves in phononic granular membranes, Acoustics 2012, 11ème Congrès Français d'Acoustique et 2012 Annual IOA Meeting, Nantes, April 2012.
[CR20]	B. Brouard, J.-P. Groby, D. Parmentier, O. Dazel, L. Kelders, and M. Henry, Semi-analytical characterisation of a homogeneous rigid frame porous material without using P-P probes, Acoustics 2012, 11ème Congrès Français d'Acoustique et 2012 Annual IOA Meeting, Nantes, April 2012.
[CR19]	C. Glorieux, J. Descheemaeker, J.-P. Groby, L. Boeckx, and P. Khurana, Temperature dependence of elasticity of poro-elastic layer, Acoustics 2012, 11ème Congrès Français d'Acoustique et 2012 Annual IOA Meeting, Nantes, April 2012.
[CR18]	J.-P. Groby,O. Dazel, A. Duclos, G. Gautier, L. Kelders, L. De Ryck, and P. Leclaire, Propagation of acoustic waves in a one-dimensional macroscopically inhomogeneous poroelastic material, 3rd Symposium on the Acoustics of Poro-Elastic Materials, Ferrarra, Dec. 2011.
[CR17]	C. Lagarrigue, J.-P. Groby, and V. Tournat, Sustainable sonic crystal made of Helmholtz resonators in the audible frequency range, 3rd Symposium on the Acoustics of Poro-Elastic Materials, Ferrarra, Dec. 2011.
[CR16]	O. Dazel, A. Geslain, F. Ablitzer, and J.-P. Groby, A microstructural approach for modeling compression effects of porous foams, 3rd Symposium on the Acoustics of Poro-Elastic Materials, Ferrarra, Dec. 2011.
[CR15]	B. Nennig, Y. Renou, J.-P. Groby, and Y. Aurégan, Absorption of rigid frame porous grating with various shape rigid of soft inclusions, 3rd Symposium on the Acoustics of Poro-Elastic Materials, Ferrarra, Dec. 2011.
[CR14]	J.-P. Groby,O. Dazel, A. Duclos, B. Brouard, L. Kelders, and L. Boeckx, Absorption of a rigid frame porous layer with periodic circular inclusions and backed by a periodic grating, 3rd Symposium on the Acoustics of Poro-Elastic Materials, Ferrarra, Dec. 2011.
[CR13]	O. Dazel, J.-P. Groby, B. Brouard, G. Gautier, and L. Kelders, A general method for modeling highly dissipative multilayered sound packages, Forum Acusticum 2011, Aalborg, Juin 2011.
[CR12]	J.-F. Allard, O. Dazel, G. Gautier, J.-P. Groby, and W. Lauriks, Coupled mode method to predict the reflexion coefficient of periodically corrugated porous layers, 1st mediterranean congress on Acoustics, Salé, Oct. 2010.
[CR11]	A. Geslain, O. Dazel, J.-P. Groby, S. Sahraoui, and W. Lauriks, Influence of static compression on the mechanical property of acoustic foams, 1st mediterranean congress on Acoustics, Salé, Oct. 2010.
[CR10]	E. Ogam, Z.E.A. Fellah, J.-P. Groby, R.P. Gilbert, and A. Wirgin, Recovery of structural degradation indicators of human bones using elastic waves, 159th ASA Meeting and Noise-Con 2010, J. Acoust. Soc. Am., 127: 2032, Baltimore, April 2010.
[CR9]	A. Deslain, O. Dazel, J.-P. Groby, and S. Sahraoui, Influence de la compression sur les propriétés élastiques des matériaux poreux, 10ème Congrès Français d'Acoustique, Lyon, April 2010.
[CR8]	E. Ogam, A; Wirgin, Z.E.A. Fellah, C. Masson, P. Guillemain, F. Gabrielli, J.-P. Groby, and R.P. Gilbert, Vibration spectroscopy and guided wave propagation data as indicators of structural and mechanical degradation of human bones, Acoustics'08, J. Acoust. Soc. Am., 123: 3786, Paris, July 2008.
[CR7]	J.-P. Groby, A. Wirgin, E. Ogam, L. De Ryck, W. lauriks, and C. Depollier, Acoustic response of a sonic-like crystal within a rigid frame porous plate, Acoustics'08, J. Acoust. Soc. Am., 123: 3039, Paris, July 2008.
[CR6]	L. Le Marrec, J.-P. Groby, A. Wirgin, and L.R. Rakotomanana, Low-frequency approximation for recovering relaxed viscoelastic parameters of bones, Int. Conf. on Modeling of Heterogeneous Materials with Application in Construction and Biomedical Engineering, Jirásek M. et al. (eds.), pp 284-285, Prague, June 2007.
[CR5]	A. Wirgin and J.-P. Groby, Theoretical evidence for increases of duration and amplification of peak earthquake ground motion at sites with non-planar stress-free surfaces, 1st European Conference on Earthquake Engineering and Seismology, Genéve, Sept. 2006.
[CR4]	E. Ogam, C. Masson, S. Erard, A. Wirgin, Z.E.A. Fellah, J.-P. Groby, and Y. Xu, On the vibratory response of a human tibia: comparison of 1D Timoshenko model, 3D FEM and experiment, 1st European Symposium on Ultrasonic Characterization of Bone, Paris, March 2006.
[CR3]	L. Le Marrec, J.-P. Groby, C. Tsogka, W. Lauriks, E. Ogam, S. Erard, and Z.E.A. Fellah, Acoustical identification of a cortical bone-like cylindrical tube, 1st European Symposium on Ultrasonic Characterization of Bone, Paris, March 2006.
[CR2]	J.-P. Groby, C. Tsogka, and A. Wirgin, 2D ground motion in a city modeled as an assembly of blocks anchored in an inhomogeneous half space: The influence of the geometry of the half space, European Geosciences Union Meeting, Nice, May 2004.
[CR1]	J.-P. Groby and A. Wirgin, On the causes of anomalous seismic response in an urban site with a two-component soft layer overlying a hard substratum, European Geosciences Union Meeting, Nice, May 2004.

Workshops
Invited talks

[INVW5]	J.-P. Groby, L. Barguet, C. Olivier, G. Poignand, M. Malléjac, V. Romero-García, G. Penelet, N. Jiménez, L.M. Garcia-Raffi, V. J. Sánchez-Morcillo, D. Torrent, A. Merkel, J. Li, and J. Christensen, Fully natural sonic crystal absorbers vs thermoacoustic amplifiers as Willis materials, 6$^th$ Local Symmetries workshop, Le Mans, July 2023.
[INVW4]	J.-P. Groby, L. Barguet, J. Leng, V. Romero-García, G. Gabard, N. Jiménez, L.M. Garcia-Raffi, V. J. Sánchez-Morcillo, and D. Torrent, A new look at multiple scattering in the presence of porous materials, INI MWS programme, MWSM4: Multiple scattering in engineering and applied sciences, Cambridge, May 2023.
[INVW3]	J.-P. Groby, N. Jiménez, W. Huang, V. Romero-García, V. Pagnaux and Y. Aurégan, Perfect sub-wavelength absorption in reflection and transmission problems, Metamaterials beyond photonics, ICMS, Edinburgh, 2016.
[INVW2]	J.-P. Groby, C. Lagarrigue, B. Brouard, O. Dazel, V. Tournat, B. Nennig, O. Umnova, and K. Horoshenkov, From heterogeneous porous materials to sound absorbing metaporous materials, Light-weighting and acoustical materials in vehicles, Compiègne, Oct. 2013.
[INVW1]	J.P. Groby, C. Lagarrigue, O. Dazel, B. Brouard, V. Tournat, B. Nennig, L. Kelders, and 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, Heraklion, May 2012.

Abstracts

[W26]	T. Cavalieri, V. Romero-García, M. Melon, J.-C. Chamard, and J.-P. Groby, Explicit modeling and optimization of acoustic meta-lenses for baffled sources, 3rd Symposium on Acoustic Metamaterials, Nîmes, Oct. 2022.
[W25]	C. Olivier, G. Poignand, M. Malleéjac, V. Romero-García, G. Penelet, A. Merkel, D. Torrent, J. Li, J. Christensen, and J.-P. Groby, Willis couplings in periodic thermoacoustic amplifiers, CNRS-Imperial Metamaterials Conference, London, Sept. 2022.
[W24]	J. Boulvert, T. Cavalieri, G. Babard, V. Romero-García, E. R. Fosting, A. Roos, M Escouflaire, J. Mardjono, and J.-P. Groby, Compensating for defects and optimal grading, UKAN Physical Acoustics SIG Workshop on 3D printing of porous sound absorbers, Apr. 2020.
[W23]	E. Ballestero, V. Romero-García, J.-P. Groby, N. Jiménez, S. Dance, H. Aygun, Measuring the Scattering Properties of a 3D-Printed Acoustic Metadiffuser, DENORMS Final Event, Coimbra, Feb. 2020.
[W22]	N. Jiménez, T. J. Cox, J. Requena-Plens, J.-P. Groby, and V. Romero-García, How to design thin sound diffusers for room acoustics based on metasurfaces: metadiffusers, DENORMS Final Event, Coimbra, Feb. 2020.
[W21]	V. Romero-García, M. Malléjacn A. Geslain, A.A. Fernandez-Marín, N. Jiménez, C. Casarini, J. Sánchez-Dehesa, A. Merkel, J. Christensen, and J.-P. Groby, Plate-type acoustic metamaterials for acoustic absorption, DENORMS Final Event, Coimbra, Feb. 2020.
[W20]	M. Malléjac, A. Merkel, J. Sánchez-Dehesa, J. Christensen, V. Tournat, V. Romero-García, and J.-P. Groby, Experimental evidence of a non-delayed propagation through a Density-Near-Zero plate-type metamaterial, 2nd Symposium on Acoustic Metamaterials, Ischia, Oct. 2019.
[W19]	E. Ballestero, N. Jiménez, J.-P. Groby, S. Dance, H. Aygün, and V. Romero-García, Experimental validation of a 3D-printed Quadratic Residue Metadiffuser, 2nd Symposium on Acoustic Metamaterials, Ischia, Oct. 2019.
[W18]	V. Romero-García, N. Jiménez, J.-P. Groby, O. Richoux, G. Theocharis, and V. Pagneux, Perfect acoustic absorption in deep sub-wavelength structures for the ventilation problems, 2nd Symposium on Acoustic Metamaterials, Ischia, Oct. 2019.
[W17]	J. Boulvert, T. Cavalieri, J. Costa-Baptista, L. Schwan, V. Romero-García, G. Gabard, E. Fotsing, A. Ross, J. Mardjono, and J.-P. Groby, Numerical optimization method of continuously graded material, 2nd Symposium on Acoustic Metamaterials, Ischia, Oct. 2019.
[W16]	T. Cavalieri, J. Boulvert, L. Schwan, G. Gabard, J.-P. Groby, V. Romero-García, J. Mardjono, and M. Escouflaire, Acoustic wave propagation in effective graded fully-anisotropic fluid layers, 2nd Symposium on Acoustic Metamaterials, Ischia, Oct. 2019.
[W15]	J.-P. Groby, N. Jiménez, W. Huang, V. Pagneux, V. Romero-García (LAUM), and T. Cox, Control of the acoustic waves in the subwavelength regime: metamaterials for perfect absorption and metadiffusers, DENORMS Industrial days on new acoustic treatments, acoustic metamaterials and sonic crystals, Athens, Feb. 2019.
[W14]	J. Leng, V. Romero García, J.-P. Groby, A. Pelat, R. Picó, and F. Gautier, Absorption of flexural waves by 1D resonators in the case of reflection and transmission problems, Symposium on Acoustic Metamaterials, Xativà, Nov. 2018.
[W13]	T. Cavalieri, L. Schwan, V. Romero-García, J.-P Groby, G. Gabard, M. Escouflaire, and J. Mardjono, Acoustic wave propagation in graded effective anisotropic fluid layers under oblique incidence, Symposium on Acoustic Metamaterials, Xativà, Nov. 2018.
[W12]	A. A. Fernández Marín, V. Romero-García, .-P. Groby, N. Jiménez, F. Cervera, and J. Sánchez-Dehesa, Perfect and broadband acoustic absorption by metasurfaces made of aerogel clamped plates, Symposium on Acoustic Metamaterials, Xativà, Nov. 2018.
[W11]	A. Geslain, V. Romero-García, J.-P. Groby, F. Cervera, J. Sánchez-Dehesa, Acoustic characterization of Silica aerogel clamped plates for perfect absorption purpose, Symposium on Acoustic Metamaterials, Xativà, Nov. 2018.
[W10]	M. Malléjac, A. Merkel, J Sánchez-Dehesa, J. Christensen, V. Tournat, Vicent Romero-García, and J.-P. Groby, Limits of mass density for acoustic metamaterials composed of clamped elastic plates in air, Symposium on Acoustic Metamaterials, Xativà, Nov. 2018.
[W9]	W. Huang, L. Schwan, V. Romero-García, J.-M. Génevaux, and J.-P. Groby, Straw-inspired anisotropic metamaterial for sound absorption, Symposium on Acoustic Metamaterials, Xativà, Nov. 2018.
[W8]	N. Jiménez, V. Romero-García, V. Pagneux, and J.-P. Groby, Rainbow-trapping absorbers for transmission problems: Broadband and perfect sound absorbing panels, European Workshop on Acoustic & Mechanical Metamaterials, London, July 2018.
[W7]	V. Romero-García, N. Jiménez, T. Cox, and J.-P. Groby, Metadiffusers: deep subwavelength acoustic diffusers, European Workshop on Acoustic & Mechanical Metamaterials, London, July 2018.
[W6]	A. Cebrecos, L. Schwan, A. Geslain, V. Romero-García, N. Boechler, and J.P. Groby, Spatial Laplace transform for complex wavenumber recovery and its application to the analysis of attenuation in structured media, Exeter Acoustic Metamaterials Meeting 2018, Exeter, April 2018.
[W5]	L. Schwan, O. Umnova, C. Boutin and J.-P. Groby, Non local boundary conditions for corrugated acoustic metasurface with strong near-field interactions, Exeter Acoustic Metamaterials Meeting 2018, Exeter, April 2018.
[W4]	V. Romero-García, N. Jiménez, W. Huang, V. Pagneux, and J.-P. Groby, Perfect and broadband acoustic absorption by deep sub-wavelength acoustic metamaterials for the reflection and transmission problems, Exeter Acoustic Metamaterials Meeting 2018, Exeter, April 2018.
[W3]	N. Jiménèz, J.-P. Groby, V. Romero-García, V. Pagneux, W. Huang, and T. Cox, Subwavelength absorbers and metasurfaces, Modelling of high performance acoustic structures Porous media, metamaterials and sonic crystals, Rome, 2017.
[W2]	L. Schwan, A. Geslain, V. Romero-García, and J.-P. Groby, Theory and experiments on surface acoustic waves at a lossy metasurface: complex dispersion relation and surface slow sound, Modelling of high performance acoustic structures Porous media, metamaterials and sonic crystals, Rome, 2017.
[W1]	M. Gaborit, O. Dazel, J.-P. Groby, L. Schwan, T. Weisser, and P. Göransson, Coupling of Bloch waves and Finite-Element models: case of metaporous sandwich structures, Modelling of high performance acoustic structures Porous media, metamaterials and sonic crystals, Rome, 2017.

Oral Presentation, Seminars, and other talks

[O42]	J.-P. Groby, M. Malléjac, T. Cavalieri, C. Olivier, G. Poignand, V. Tournat, V. Romero-García, Guillaume Penelet, A. Merkel, D. Torrent, J. Christensen, and J. Li, Willis couplings in one-dimensional and quasi-one-dimensional acoustic systems, University of Manchester, May 2023
[O41]	J.-P. Groby, M. Malléjac, T. Cavalieri, C. Olivier, G. Poignand, V. Tournat, V. Romero-García, Guillaume Penelet, A. Merkel, D. Torrent, J. Christensen, and J. Li, Willis couplings in one-dimensional and quasi-one-dimensional acoustic systems, INI MWS programme seminar, Avril 2023
[O40]	J.-P. Groby, M. Malléjac, T. Cavalieri, C. Olivier, G. Poignand, V. Tournat, V. Romero-García, Guillaume Penelet, A. Merkel, D. Torrent, J. Christensen, and J. Li, Willis couplings in one-dimensional and quasi-one-dimensional acoustic systems, metaMAT, Nov. 2022
[O39]	J.-P. Groby, M. Malléjac, T. Cavalieri, C. Olivier, G. Poignand, V. Tournat, V. Romero-García, Guillaume Penelet, A. Merkel, D. Torrent, J. Li, and J. Christensen, Willis couplings in one-dimensional and quasi-one-dimensional acoustic systems, Laboratoire d'Acoustique de l'Université du Mans, Le Mans, Nov. 2022
[O38]	J.-P. Groby, M. Malléjac, T. Cavalieri, C. Olivier, G. Poignand, V. Tournat, V. Romero-García, Guillaume Penelet, A. Merkel, D. Torrent, J. Li, and J. Christensen, Willis couplings in one-dimensional and quasi-one-dimensional acoustic systems, Université Gustave Eiffel, Marne-la-Vallée, Oct. 2022
[O37]	T. Cavalieri, J. Boulvert, L. Schwan, V. Romero-García, G. Gabard, J.-P. Groby, M. Escouflaire, and J. Mardjono, Acoustic wave propagation in effective graded anisotropic fluid layers, Poster session, 8ème conférence pléniìere du GDR Ondes, Gif-sur-Yvette, Nov. 2019
[O36]	M. Malléjac, A. Merkel, J. Sanchez-Dehesa, J. Christensen, V. Tournat, V. Romero-García, and J.-P. Groby, Zero-phase propagation in a 1D realistic plate-type metamaterial, Poster session, 8ème conférence pléniìere du GDR Ondes, Gif-sur-Yvette, Nov. 2019
[O35]	J. Boulvert, T. Cavalieri, J. Costa-Baptista, V. Romero-García, G. Gabard, E.R. Fotsing, A. Ross, J. Mardjono, and J.-P. Groby, Matériaux poreux á gradient de propriétés optimisés pour l'absorption acoustique large bande, Poster session, 8ème conférence pléniìere du GDR Ondes, Gif-sur-Yvette, Nov. 2019
[O34]	J.P. Groby, Control of the acoustic waves in the subwavelength regime: metamaterials for perfect absorption and metadiffusers, Tongji University, Shangai, April 2019.
[O33]	J.P. Groby, Control of the acoustic waves in the subwavelength regime: metamaterials for perfect absorption and metadiffusers, Nanjing University, Nanjing, April 2019.
[O32]	J.P. Groby, Control of the acoustic waves in the subwavelength regime: metamaterials for perfect absorption and metadiffusers, Harbin Engineering University, Harbin, April 2019.
[O31]	J.P. Groby, Control of the acoustic waves in the subwavelength regime: metamaterials for perfect absorption and metadiffusers, Technical University of Denmark, Lyngby, Nov. 2018.
[O30]	J.P. Groby, Control of the acoustic waves in the subwavelength regime: metamaterials for perfect absorption and metadiffusers, Institut $\partial$'Alembert, Paris, Sept. 2018.
[O29]	J.P. Groby, Noise reduction: some recipes to design subwavelength sound absorbing structures, Univ. Politècnica de València, Gandia, March 2017.
[O28]	J.P. Groby, Noise reduction: some recipes to design subwavelength sound absorbing structures, Acoustic Workshop Harbin Engineering University and Institute of Le Mans Acoustics, Harbin, Oct. 2016.
[O27]	J.P. Groby, V. Tournat, V. Romero García and O. Umnova A heuristic procedure to determine the effective properties of finite-depth sonic crystals, GDRE 2501, Paris, Dec. 2012.
[O26]	J.P. Groby, C. Lagarrigue, O. Dazel, B. Brouard, V. Tournat, B. Nennig, L. Kelders, L. Boeckx, and O. Umnova Absorption of a rigid frame porous layer with periodic resonant inclusions and periodic irregularities of the rigid backing, Univ. of Bradford, Oct. 2012.
[O25]	B. Nennig, Y. Renoux, J.-P. Groby, and Y. Aurégan, Effet d'inclusions périodiques de fort contraste dans un matériau poreux et amélioration de l'absorption, Journées Acoustique des milieux poreux, Valenciennes, June 2011.
[O24]	O. Dazel, J.-P. Groby, B. Brouard, G. Gautier, and L. Kelders, Algorithme récursif pour éliminer les problèmes liés aux exponentielles croissantes dans les méthodes type matrice de transfert, Journées Acoustique des milieux poreux, Valenciennes, June 2011.
[O23]	J.-P. Groby, Réponse acoustique d'une lame poreuse (squelette rigide) comportant des inclusions périodiques ou à laquelle est adossé un réseau surfacique multi-composant, Laboratoire de Mécanique et d'Acoustique, Marseille, Feb. 2010.
[O22]	J.-P. Groby, W. Lauriks, and T.E. Vigran, Total absorption peak by use of a rigid frame porous layer backed with a rigid multi-irregularities grating, Réunion Générale «Interférence d'ondes»du GDR ONDES, Paris, Nov. 2009.
[O21]	J.-P. Groby, Réponse acoustique d'une lame poreuse saturée d'air (squelette rigide) comportant des inclusions périodiques, Institute of Electronics, Microelectronics and Nanotechnology, Lille, Dec. 2008.
[O20]	J.-P. Groby, Réponse acoustique d'une lame poreuse (squelette rigide) comportant des inclusions périodiques, Laboratoire de Mécanique Physique, Talence, April 2008.
[O19]	J.-P. Groby, Réponse acoustique d'une lame poreuse (squelette rigide) comportant des inclusions périodiques, Institut de Recherche Mathématique de Rennes, Rennes, April 2008.
[O18]	J.-P. Groby and D. Lesselier, Localisation et caractérisation de défauts simples dans un cristal photonique 2D de dimensions finies, Journées «Imagerie optique non conventionnelle»du GDR ONDES & ISIS, Paris, March 2008.
[O17]	J.-P. Groby, Réponse acoustique d'une lame poreuse (squelette rigide) comportant des inclusions périodiques, Laboratoire d'Ondes et Milieux Complexes, Le Havre, Feb. 2008.
[O16]	J.-P. Groby, Réponse acoustique d'une lame poreuse (squelette rigide) comportant des inclusions périodiques, Laboratoire d'Acoustique de l'Université du Maine, Le Mans, Nov. 2007.
[O15]	J.-P. Groby, D. Lesselier, and H. Ammari, Localisation et caractérisation de défauts simples dans les cristaux photoniques de dimensions finies, Réunion Générale «Interférence d'ondes»du GDR ONDES, Pessac, Nov. 2007.
[O14]	J.-P. Groby, L. de Ryck, W. Lauriks, P. Leclaire, C. Depollier, and A. Wirgin, Propagation d'ondes acoustiques dans les milieux poreux macroscopiquement inhomogènees et saturés d'air, Exposé sollicité du groupe thématique GT1, Réunion Générale «Interférence d'ondes»du GDR ONDES, Pessac, Nov. 2007.
[O13]	J.-P. Groby, Modélisation de la propagation des ondes élastiques générées par un séisme proche ou éloigné à l'intérieur d'une ville, Géosciences Azur, Sophia Antipolis, June 2007.
[O12]	J.-P. Groby, Modélisation de la propagation d'une onde élastique générée par un séisme proche ou éloigné à l'intérieur d'une ville, Journée des Post-Doctorants du CMAP, Palaiseau, Feb. 2007.
[O11]	L. De Ryck, Z.E.A. Fellah, J.-P. Groby, P. Leclaire, W. Lauriks, and A. Wirgin, Characterization of 1D macroscopically-heterogeneous porous materials, GDR ONDES GT1-3, Paris, Oct. 2006.
[O10]	J.-P. Groby, A time domain method for modeling of wave propagation in viscoelastic medium and equations/method for modeling wave propagation in inhomogeneous porous medium, Freie Universität Berlin, Berlin, June 2006.
[O9]	L. De Ryck, J.-P. Groby, P. Leclaire, W. Lauriks, A. Wirgin, C. Depollier, and Z.E.A. Fellah, Acoustic wave propagation in rigid frame macroscopically-inhomogeneous porous medium, 25ème anniversaire du Laboratoire d'Acoustique de l'Université du Maine, Le Mans, May 2006.
[O8]	J.-P. Groby, C. Tsogka, and A. Wirgin, Modeling of elastic waves inside a city generated by distant or nearby seismic sources, Univ. of Louisville, Louisville, Jan. 2006.
[O7]	J.-P. Groby, C. Tsogka and A. Wirgin, Investigations des phénomènes liés à la propagation des ondes élastiques générées par un séisme proche ou éloigné à l'intérieur d'une ville, CEREGE, Aix-en-Provence, Jan. 2005.
[O6]	Z.E.A. Fellah, J.-P. Groby, E. Ogam, T. Scotti, and A. Wirgin, Identification acoustique d'un cylindre poroélastique, Réunion Générale «Interférences d'Ondes »du GDR ONDES, Besançon, Nov. 2005.
[O5]	J.-P. Groby, C. Tsogka, and A. Wirgin, Modeling of elastic waves inside a city generated by distant or nearby seismic sources, Katholiek Universiteit Leuven, Leuven, Oct. 2005.
[O4]	J.-P. Groby, C. Tsogka, and A. Wirgin, Earthquakes in big cities, Katholiek Universiteit Leuven, Leuven, Dec. 2004.
[O3]	J.-P. Groby, C. Tsogka, and A. Wirgin, Effet site-ville : Influence de la géométrie du demi-espace inhomogène, GDR ONDES GT1-3, Paris, May 2004.
[O2]	J.-P. Groby, C.Tsogka, and A. Wirgin, Ville sous séisme : réponse semi-analytique, Réunion Générale «Interférence d'ondes»du GDR ONDES, Marseille, Dec. 2003.
[O1]	J.-P. Groby, C. Tsogka, and A. Wirgin, Propagation d'ondes dans les milieux viscoacoustiques et application en sismique, GDR ONDES GT1-3, Paris, May 2002.

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