Journal Papers

1. Minimum-phase reflection for designing broadband passive acoustic absorbers with minimum volume.
   Meng Y., Dong H., Ballestero E., Modave A., Félix S., Gabard G., Groby J.-P.
   Submitted to Physical Review Applied, 2024.
2. Coupling of discontinuous Galerkin and pseudo-spectral methods for time-dependent acoustic problems.
   Meyer R.-C., Bériot H., Gabard G., Modave A.
   Accepted in the Journal of Theoretical and Computational Acoustics, 2024.
3. In-duct acoustic and flow computations using the admittance multimodal formulation.
   Mangin B., Gabard G., Daroukh M.
   Journal of the Acoustical Society of America 155, pp. 3461–3474, 2024.
4. Numerical study of the scattering of acoustic waves by an elliptic vortex.
   Martin-Martin L., Clair V., Bogey C., Gabard G.
   Journal of the Acoustical Society of America 155, 1707–1718, 2024.
5. On the monopolar and dipolar acoustic responses of a passive single point scatterer subjected to low-Mach-number grazing air flow.
   Meng Y., Humbert T., Romero-García V., Groby J.-P., Gabard G.
   Journal of Sound and Vibration, 118356, 2024.
6. Shear flow effects in a 2D duct: influence on wave propagation and direct impedance eduction.
   Yang J., Humbert T., Golliard J., Gabard G.
   Journal of Sound and Vibration, 118296, 2024.
7. A high-order immersed moving boundary method for acoustics.
   Bocquet C., Desjouy C., Gabard G.
   Journal of Theoretical and Computational Acoustics, 2023.
8. Subwavelength broadband perfect absorption for unidimensional open-duct problems.
   Meng Y., Romero-García V., Gabard G., Groby J.-P., Bricault C., Goudé S.
   Advanced Materials Technologies, 2201909, 2023.
9. Propagation of acoustic waves in ducts with flow using the multimodal formulation.
   Mangin B., Daroukh M., Gabard G.
   AIAA Journal 61(6), 2023.
10. Non-linear effects in thin slits for low frequency sound absorption.
    Abily T., Regnard J., Gabard G., Durand S.
    Journal of Sound and Vibration 546, 117432, 2023.
11. Direct and adjoint problems for sound propagation in non-uniform flows with lined and vibrating surfaces.
    Le Bras S., Gabard G., Bériot H.
    Journal of Fluid Mechanics 953, A16, 2022. [open access version]
12. Fundamental constraints on broadband passive acoustic treatments in unidimensional scattering problems.
    Meng Y., Romero-García V., Gabard G., Groby J.-P., Bricault C., Goudé S., Sheng P.
    Proceedings of the Royal Society A 478, 20220287, 2022.
13. An application of the multiple-scales theory to acoustic double transition in ducts with flow.
    Mangin B., Daroukh M., Gabard G.
    Journal of Sound and Vibration 539, 117252, 2022.
14. Compact resonant systems for perfect and broadband sound absorption in wide waveguides in transmission problems.
    Boulvert J., Romero-García V., Gabard G., Groby J.-P.
    Scientific Reports 12, 10013, 2022.
15. Perfect, broadband and sub-wavelength duct acoustics absorption achieved by asymmetric absorbers made of 3D printed porous resonators.
    Boulvert J., Humbert T., Romero-García V., Gabard G., Fotsing E.R., Ross A., Mardjono J. and Groby J.-P.
    Journal of Sound and Vibration 523, 116687, 2022.
16. High-order X-FEM for the simulation of sound absorbing poro-elastic materials with coupling interfaces.
    Wu S., Dazel O., Gabard G., Legrain G.
    Journal of Sound and Vibration 510, 116262, 2021.
17. Rapid additive manufacturing of optimised anisotropic metaporous surfaces for broadband absorption.
    Cavalieri T., Boulvert J., Romero-García V., Gabard G., Escouflaire M., Regnard J., Groby J.-P.
    Journal of Applied Physics 129, 115102, 2021.
18. Numerical simulations of perforated plate liners: Analysis of the visco-thermal dissipation mechanisms.
    Billard R., Tissot G., Gabard G., Versaevel M.
    Journal of the Acoustical Society of America 149(1), 2021.
19. Folded metaporous material for sub-wavelength and broadband perfect sound absorption.
    Boulvert J., Costa-Baptista J., Cavalieri T., Romero-García V., Gabard G., Fotsing E.R., Ross A., Perna M., Mardjono J., Groby J.-P.
    Applied Physics Letters 117, 251902, 2020.
20. Graded and anisotropic porous materials for broadband and angular maximal acoustic absorption.
    Cavalieri T., Boulvert J., Gabard G., Romero-García V., Escouflaire M., Regnard J., Groby J.-P.
    Materials 13(20), 4605, 2020.
21. 90 years of Galbrun's equation: An unusual formulation for aero- and hydro-acoustics in terms of the Lagrangian displacement.
    Mäder M., Gabard G., Marburg S.
    Journal of Theoretical and Computational Acoustics 28(4), 2050017, 2020.
22. A non-overlapping Schwarz domain decomposition method with high-order finite elements for flow acoustics.
    Lieu A., Marchner P., Gabard G., Beriot H., Antoine X., Geuzaine C.
    Computer Methods in Applied Mechanics and Engineering 369, 113223, 2020.
23. Generalised acoustic impedance for viscous fluids.
    Gabard G.
    Journal of Sound and Vibration 484, 115525, 2020.
24. Interface source terms for high-order aeroacoustics.
    Williamschen M., Gabard G.
    AIAA Journal 58(3), pp. 1079–1092, 2020.
25. Acoustic modeling of micro-lattices obtained by additive manufacturing.
    Boulvert J., Costa-Baptista J., Cavalieri T., Romero-García V., Gabard G., Ross A., Groby J.-P., Fotsing E.R., Perna M., Mardjono J.
    Applied Acoustics 164, 107244, 2020.
26. Optimal cavity shape design for acoustic liners using Helmholtz equation with visco-thermal losses.
    Tissot G., Billard R., Gabard G.
    Journal of Computational Physics 402, 109048, 2020.
27. Acoustic wave propagation in effective graded fully-anisotropic fluid layers.
    Cavalieri T., Boulvert J., Schwan L., Gabard G., Romero-García V., Groby J.-P., Escouflaire M., Mardjono J.
    Journal of the Acoustical Society of America 146(5), pp. 3400-3408, 2019.
28. Optimally graded porous material for broadband perfect absorption of sound.
    Boulvert J., Cavalieri T., Costa-Baptista J., Romero-García V., Gabard G., Fotsing E.R., Ross A., Mardjono J., Groby J.-P.
    Journal of Applied Physics 126, 175101, 2019.
29. Hybrid numerical model for acoustic propagation through sheared flows.
    Hamiche K., Le Bras S., Gabard G., Bériot H.
    Journal of Sound and Vibration 463, 114951, 2019.
30. General method to retrieve all effective acoustic properties of fully-anisotropic fluid materials in three dimensional space.
    Terroir A., Schwan L., Cavalieri T., Romero-García V., Gabard G., Groby J.-P.
    Journal of Applied Physics 125, 025114, 2019.
31. Anisotropic adaptivity of the p-FEM for time-harmonic wave propagation.
    Bériot H., Gabard G.
    Journal of Computational Physics 378, pp. 234–256, 2019.
32. High-order 2D mesh curving methods with a piecewise linear target.
    Ziel V.S., Bériot H., Atak O., Gabard G.
    Computer-Aided Design 105, pp. 26–41, 2018.
33. Coupling of finite-element and plane waves discontinuous Galerkin methods for time-harmonic problems.
    Gaborit M., Dazel O., Göransson P., Gabard G.
    International Journal for Numerical Methods in Engineering 116(7), pp. 487–503, 2018.
34. An adaptive, high-order finite-element method for convected acoustics.
    Gabard G., Bériot H., Prinn A.G., Kucukcoskun K.
    AIAA Journal 56(8), pp. 3179–3191, 2018.
35. Spectral broadening of acoustic waves by convected vortices.
    Clair V., Gabard G.
    Journal of Fluid Mechanics 841, pp. 50–80, 2018.
36. Nonlinear propagation of supersonic fan tones in turbofan intake ducts.
    Adetifa O.E., McAlpine A., Gabard G.
    AIAA Journal 56(1), pp. 316-328, 2018.
37. An integral formulation for wave propagation on weakly non-uniform potential flows.
    Mancini S., Astley R.J., Sinayoko S., Gabard G., Tournour M.
    Journal of Sound and Vibration 385, pp. 184-201, 2016.
38. Boundary layer effects on liners for aircraft engines.
    Gabard G.
    Journal of Sound and Vibration 381, pp. 30-47, 2016
39. Time-domain implementation of an impedance boundary condition with boundary layer correction.
    Brambley E.J., Gabard G.
    Journal of Computational Physics 321, pp. 755-775, 2016.
40. A comparison of high-order polynomial and wave-based methods for Helmholtz problems.
    Lieu A., Gabard G., Bériot H.
    Journal of Computational Physics 321, pp. 105-125, 2016.
41. A high-order finite element method for the linearised Euler equations.
    Hamiche K., Gabard G., Bériot H.
    Acta Acustica united with Acustica 102(5), pp. 813-823, 2016.
42. Efficient implementation of high-order finite elements for Helmholtz problems.
    Bériot H., Prinn A., Gabard G.
    International Journal for Numerical Methods in Engineering 106(3), pp. 213-240, 2015.
43. A discontinuous Galerkin method with plane waves for sound absorbing materials.
    Gabard G., Dazel O.
    International Journal for Numerical Methods in Engineering 104(12), pp. 1115-1138, 2015.
44. Reflection of an acoustic line source by an impedance surface with uniform flow.
    Brambley E.J., Gabard G.
    Journal of Sound and Vibration 333(21), pp. 5548-5565, 2014.
45. A full discrete dispersion analysis of time-domain simulations of acoustic liners with flow.
    Gabard G., Brambley E.J.
    Journal of Computational Physics 273(15), pp. 310-326, 2014.
46. Noise sources for duct acoustics simulations: broadband noise and tones.
    Gabard G.
    AIAA Journal 52(9), pp. 1994-2006, 2014.
47. Analysis of high-order finite elements for convected wave propagation.
    Bériot H., Gabard G., Perrey-Debain E.
    International Journal for Numerical Methods in Engineering 96(11), pp. 665-688, 2013.
48. A comparison of impedance boundary conditions for flow acoustics.
    Gabard G.
    Journal of Sound and Vibration 332(4), pp. 714-724, 2013.
49. Random particle methods applied to broadband fan interaction noise.
    Dieste M., Gabard G.
    Journal of Computational Physics 231(24), pp. 8133-8151, 2012.
50. The effects of viscosity on sound radiation near solid surfaces.
    Morfey C.L., Sorokin S.V., Gabard G.
    Journal of Fluid Mechanics 690, pp. 441-460, 2012.
51. A comparison of wave-based discontinuous Galerkin, ultra-weak and least-square methods for wave problems.
    Gabard G., Gamallo P., Huttunen T.
    International Journal for Numerical Methods in Engineering 85, pp. 380-402, 2011.
52. Exact integration of polynomial-exponential products with application to wave-based numerical methods.
    Gabard G.
    Communications in Numerical Methods in Engineering 25(3), pp. 237-246, 2011.
53. An indirect method for the characterization of locally reacting liners.
    Taktak M., Ville J.M., Haddar M., Gabard G., Foucart F.
    The Journal of the Acoustical Society of America 127(6), pp. 3548-3559, 2010.
54. Near- to far-field characteristics of acoustic radiation through plug flow jets.
    Gabard G.
    Journal of the Acoustical Society of America 124(5), pp. 2755-2766, 2009.
55. A computational mode-matching approach for sound propagation in three dimensional ducts with flow.
    Gabard, G. and Astley, R.J.
    Journal of Sound and Vibration, 315, (4-5), 1103-1124, 2008.
56. Discontinuous Galerkin methods with plane waves for time-harmonic problems.
    Gabard, G.
    Journal of Computational Physics, 225, (2), 1961-1984, 2007.
57. Discontinuous Galerkin methods with plane waves for the displacement-based acoustic equation
    Gabard, G.
    International Journal for Numerical Methods in Engineering, 66, 549-569, 2006.
58. Theoretical model for sound radiation from annular jet pipes: Far- and near-field solutions.
    Gabard, G. and Astley, R.J.
    Journal of Fluid Mechanics, 549, 315-341, 2006.
59. Stability and accuracy of finite element methods for flow acoustics. II: two-dimensional effects.
    Gabard, G., Astley, R.J. and Ben Tahar, M.
    International Journal for Numerical Methods in Engineering, 63, (7), 974-987, 2005.
60. Stability and accuracy of finite element methods for flow acoustics: I: general theory and application to one-dimensional propagation.
    Gabard, G., Astley, R.J. and Ben Tahar, M.
    International Journal for Numerical methods In Engineering, 63, (7), 947-973, 2005.
61. A numerical model for vibro-acoustic problems with sheared mean flows.
    Gabard, G., Treyssède, F. and Ben Tahar, M.
    Journal of Sound and Vibration, 272, 991-1011, 2004.
62. A mixed finite element method for acoustic wave propagation in moving fluids based on an Eulerian-Lagrangian description.
    Treyssède, F., Gabard, G. and Ben Tahar, M.
    Journal of the Acoustical Society of America, 113, (2), 705-716, 2003.

Book

• Symposium on computational aero-acoustics for aircraft noise prediction.
  Edited by R.J. Astley and G. Gabard.
  Southampton, UK, 29-31 March 2010. Procedia IUTAM, Vol. 1, 2010.

Book chapters

• Aeroengine nacelle liner design and optimization.
  G. Gabard.
  In Aeroengine Noise, edited by C. Schram.
  Lecture Series of the von Karman Institute for Fluid Dynamics, 2014.
• High-order unstructured methods for computational aero-acoustics.
  H. Bériot, G. Gabard, K. Hamiche, M. Williamschen.
  In Progress in simulation, control and reduction of ventilation noise, edited by C. Schram.
  Lecture Series of the von Karman Institute for Fluid Dynamics, 2015.

Other publications

• Computational aero-acoustics (CAA) for aircraft noise prediction - Part A.
  Edited by R.J. Astley and G. Gabard.
  Special section in the Journal of Sound and Vibration, Vol. 330, pp. 3785-3873, 2011.
• Computational aero-acoustics (CAA) for aircraft noise prediction - Part B.
  Edited by R.J. Astley and G. Gabard.
  Special section in the Journal of Sound and Vibration, Vol. 330, pp. 4081-4195, 2011.
• Numerical methods and aeroacoustic source models based on Galbrun’s equation.
  G. Gabard.
  PhD thesis, Université de Technologie de Compiègne, France, 2003.