Articles on elastic waves, piezoelectricity, and surface acoustic waves

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  1. V. Laude, A. Khelif, Th. Pastureaud, and S. Ballandras, ``Generally polarized acoustic waves trapped by high aspect ratio electrode gratings on piezoelectric substrates,'' J. of Appl. Phys. 90, 2492-2497 (2001).
  2. S. Camou, Th. Pastureaud, D. Schenck, S. Ballandras, and V. Laude "Guided elastic waves in GaN-over-Sapphire", Electron. Lett. 37, 1053-1055 (2001).
  3. Th. Pastureaud, V. Laude, and S. Ballandras, "Stable scattering-matrix method for surface acoustic waves in piezoelectric multilayers," Appl. Phys. Lett. 80, 2544-2546 (2002).
  4. S. Ballandras, M.Wilm, P.F. Edoa, A. Soufyane, V. Laude, W. Steichen, and R. Lardat, "Finite element analysis of periodic piezoelectric transducers," J. of Appl. Phys. 93, 702-711 (2003).
  5. V. Laude, M. Wilm, and S. Ballandras, "A least-action principle for the estimation of the slowness and the attenuation of pseudo surface acoustic waves,'' J. of Appl. Phys. 93, 10084-10088 (2003).
  6. V. Laude and S. Ballandras, "Slowness curves and characteristics of surface acoustic waves propagating obliquely in periodic finite-thickness electrode gratings," J. of Appl. Phys. 94, 1235-1242 (2003).
  7. S. Camou, V. Laude, Th. Pastureaud, and S. Ballandras, "Interface acoustic waves properties in some common crystal cuts," IEEE Trans. Ultrason. Ferroelec. Freq. Control 50 (10), 1363-1370 (2003).
  8. A. Reinhardt, Th. Pastureaud, V. Laude, and S. Ballandras, "Scattering matrix method for acoustic waves in piezoelectric, fluid, and metallic multilayers," J. Appl. Phys. 94 (10), 6923-6931 (2003).
  9. V. Laude, A. Reinhardt, M. Wilm, A. Khelif, and S. Ballandras, ``Fast FEM/BEM Simulation of SAW Devices Via Asymptotic Waveform Evaluation,'' IEEE Trans. Ultrason. Ferroelec. Freq. Control 51 (3), 359-363 (2004).
  10. A. Reinhardt, V. Laude, A. Khelif, and S. Ballandras, ``Dyadic Green's functions of a laminar plate,'' IEEE Trans. Ultrason. Ferroelec. Freq. Control 51 (9), 1157-1164 (2004).
  11. S. Ballandras, T. Pastureaud, A. Reinhart, V. Laude, A. Soufyane, S. Camou, W. Steichen, W. Daniau, R. Lardat, M. Solal, and P. Ventura, "Simulations of SAW devices built on stratified media using a mixed finite element/boundary integral formulation," J. Appl. Phys. 96 (12), 7731-7741 (2004).
  12. V. Laude, M. Masson, S. Ballandras, and M. Solal, ``Imaginary branches of surface acoustic wave slowness curves,'' J. Appl. Phys. 96 (11), 6895-6902 (2004).
  13. M. Solal, V. Laude, and S. Ballandras, ``A P-matrix based model for SAW grating waveguides taking into account modes conversion at the reflection,'' IEEE Trans. Ultrason. Ferroelec. Freq. Control 51 (12), 1690-1696 (2004).
  14. S. Ballandras, M. Wilm, W. Daniau, A. Reinhardt, V. Laude, ,and R. Armati, "Periodic finite element/boundary element modeling of capacitive micromachined ultrasonic transducers," J. Appl. Phys. 97 (3), 034901 (2005).
  15. M. Wilm, A. Reinhardt, V. Laude, and S. Ballandras, "Three-dimensional modelling of micromachined-ultrasonic-transducer arrays operating in water," Ultrasonics 43 (6), 457-555 (2005).
  16. V. Laude, A. Reinhardt, and A. Khelif, ``Equality of the energy and group velocities of bulk acoustic waves in piezoelectric media,'' IEEE Trans. Ultrason. Ferroelec. Freq. Control 52 (10), 1869-1871 (2005).
  17. V. Laude, C. F. Jerez Hanckes, and S. Ballandras, ``Surface Green's function of a piezoelectric halfspace,'' IEEE Trans. Ultrason. Ferroelec. Freq. Control 53 (2), 420-428 (2006).
  18. S. Ballandras, A. Reinhardt, A. Khelif, M. Wilm, V. Laude, W. Daniau, V. Blondeau-Patissier, ``Theoretical analysis of damping effects of guided elastic waves at solid/fluid interfaces,'' J. Appl. Phys. 99, 054907 (2006).
  19. V. Laude, L. Robert, W. Daniau, A. Khelif, and S. Ballandras, "Surface acoustic wave trapping in a periodic array of mechanical resonators," Appl. Phys. Lett. 89 (8), 083515 (2006).
  20. S. Ballandras, Th. Pastureaud, W. Steichen, W. Daniau, and V. Laude "High frequency surface acoustic waves excited on thin oriented LiNbO3 single crystal layers transferred onto silicon," IEEE Trans. Ultrason. Ferroelec. Freq. Control. 84 (4), 870-876 (2007).
  21. M. Wilm, A. Khelif, V. Laude, and S. Ballandras, "Design guidelines of 1-3 piezoelectric composites dedicated to ultrasound imaging transducers, based on frequency band-gap considerations," J. Acoust. Soc. Am. 122 (2), 786-793 (2007).
  22. C. F. Jerez-Hanckes, V. Laude, J.-C. Nédélec, and R. Lardat, ``3D Electrostatic Hybrid Elements Model for SAW transducers modeling,'' IEEE Trans. Ultrason. Ferroelec. Freq. Control. 55 (3), 686-695 (2008).
  23. V. Laude, D. Gérard, N. Khelfaoui, C. F. Jerez-Hanckes, S. Benchabane, and A. Khelif, "Subwavelength focusing of surface acoustic waves generated by an annular interdigital transducer," Appl. Phys. Lett. 92, 094104 (2008).
  24. V. Y. Zhang and V. Laude, ``Unified and stable scattering matrix formalism for acoustic waves in piezoelectric stacks,'' J. Appl. Phys. 104, 064916 (2008).
  25. S. Ballandras, R. Lardat , M. Wilm, Th. Pastureaud, A. Reinhardt, N. Champavert, W. Steichen, W. Daniau, V. Laude, R. Armati, G. Martin, ``A mixed finite element/boundary element approach to simulate complex guided elastic wave periodic transducers, '' J. Appl. Phys. 105 (1), 014911 (2009).
  26. M.B. Dürhing, V. Laude, and A. Khelif, ``Energy storage and dispersion of surface acoustic waves trapped in a periodic array of mechanical resonators'' J. Appl. Phys. 105 (8), 093504, doi:10.1063/1.3114543 (2009).
  27. V. Laude, B.M. Assouar, and Z. Hou, ``Computation of plate wave dispersion diagrams and surface wave velocities without explicit boundary conditions,'' IEEE Trans. Ultrason. Ferroelec. Freq. Control. 57(7), 1649-1654 (2010).
  28. Dorian Gachon, Emilie Courjon, William Daniau, Hicham Majjad, Vincent Laude, and Sylvain Ballandras, ``Prediction and Measurement of Boundary Waves at the Interface Between LiNbO3 and Silicon,'' IEEE Trans. Ultrason. Ferroelec. Freq. Control. 57(7), 1655-1663 (2010).
  29. V. Laude, K. Kokkonen, S. Benchabane, and M. Kaivola, “Material anisotropy unveiled by random scattering of surface acousticwaves,” Appl. Phys. Lett. 98, 063506 (2011).
  30. L. Socié, S. Benchabane, L. Robert, A. Khelif, and V. Laude, ``Surface acoustic wave guiding in a diffractionless high aspect ratio transducer,'' Appl. Phys. Lett. 102, 113508 (2013); doi: 10.1063/1.4795939.