Ballistic phonons Atténuation acoustique GaN nanowires Acoustic phonons Metallic thin films Phononic crystal Cavity Copper nanowire Surface acoustic wave Acoustical vortices CPA Ballistic heat transfer CLUSTER Acoustic wave reflection Infrared Acoustic wave velocity Asoustic vibration in nano-object Acoustic metamaterial High-speed optical techniques Elasticity Acoustic propreties of solid Thermal conductivity Caractérisation élastique Thermal diffusivity Carrier mobility Anisotropy Au-Ag Alloy nanowire Ab initio calculations Nitrides Picosecond ultrasonics Backward wave Band gap Mechanical properties Acoustic solitons Mechanical & acoustical properties Electrical resistivity Metamaterials Atomic Force Microscope Alloying Core-shell Nanowires Acoustic waves ASPECT-RATIO Laser ultrasonics Elastic constants Periodic structure Acoustic streaming GaAs Surface acoustic waves Metal-insulator transition Brillouin light scattering Nanoparticles Acoustic transducers AFM Probe Active photonics Vibrations Lamb waves Transition metal nitrides Acoustic waveguide Bessel functions Au nanowires Nanocrystals Band structure Metallic glasses Thin films Nonlinear acoustics Semiconductor superlattices Conductivity Phonons Acoustic radiation pressure Acoustic imaging Acoustic metamaterials CHAMP ELECTROMAGNETIQUE Acoustic emission AQUEOUS-SOLUTION Acute lymphoblastic leukemia Chaos Acoustic attenuation Acoustic filters III-V semiconductors Neodymium compounds Acoustique picoseconde Acoustic shock waves Picosecond acoustic Aluminium compounds Aluminium Band gaps Acoustic Microscopy DISCRETE-DIPOLE APPROXIMATION Elastic properties Brillouin spectroscopy Magnetic semiconductors Binding energy Time resolved spectra Acoustic Acoustic sensor Acoustic wave phenomena Dispersion Acoustical tweezers Broadband sound attenuation