Index for 4aPA

• 4aPA1. Nonlinear surface wave propagation in crystals.
• 4aPA2. Second harmonic generation in a sound beam incident on a liquid--solid interface near the Rayleigh angle.
• 4aPA3. Nonlinear acoustic nondestructive testing of cracks.
• 4aPA4. Propagation of finite-amplitude broadband noise.
• 4aPA5. Absorption of sound by noise in one dimension.
• 4aPA6. Nonlinearity versus diffraction within a focusing weak shock.
• 4aPA7. Generation of localized low-frequency vibrations by remote ultrasound sources.
• 4aPA8. Nonlinear effects on acoustic field measurement in biomedical frequency range.
• 4aPA9. Active acoustic stabilization of capillary bridges significantly beyond the Rayleigh limit: Experimental confirmation.
• 4aPA10. Acoustic streaming in a resonant channel.
• 4aPA11. Acoustic sensing of the nonlinear dynamics of density stratified vortices.