Vol. 71, No. 4, 2025

Acoustical Physics

CLASSICAL PROBLEMS OF LINEAR ACOUSTICS AND WAVE THEORY

Zeros of the Green’s Function for a Damped Beam and a Half-Ring

L. A. Lazarev p. 489 abstract

Asymptotic Evaluation of Three-Dimensional Integrals with Singularities in Application to Wave Phenomema

A. V. Shanin and A. Yu. Laptev p. 501 abstract

PHYSICAL ACOUSTICS

Acoustic Absorption Properties of Perforated Double-Porosity Aluminum Foam

J. Chen, T. Li, G. Ning, L. Liang, J. Qiao, Z. Cui, L. Zhang, Z. Wang, and Z. Zhang p. 517 abstract

Modeling of the Absorption Coefficient and Calculation of Sound Velocity in Suspensions Using the Urick Equation

B. B. Damdinov, Ch. M. Mytipov, M. I. Pryazhnikov, and A. V. Minakov p. 531 abstract

Sound Insulation Performance of Multi-Layer Membrane-Type Acoustic Metamaterials Based on Orthogonal Experiments

J. Lan, Y. Zhou, W. Hu, X. Bu, and Y. Li p. 541 abstract

Visualization of Thin Cylindrical Scatterers in Pulsed Acoustic Microscopy

E. S. Morokov and V. M. Levin p. 550 abstract

Anti-Plane Shear Horizontal Wave Propagation in a Dry Sandy Plate: A Detailed Investigation under Various Boundary Conditions

V. Sharma, J. Singh, and S. Deep p. 559 abstract

Continuum Mechanics Analysis of Surface Vibrations in Piezomagnetic Laminates on Manifold Substrates

Seema and Abhinav Singhal p. 569 abstract

Comparison of Ray-Tracing and Diffraction Methods for Correcting Aberrations in Transcranial Focusing of Ultrasound Field

O. V. Solontsov, P. B. Rosnitskiy, D. D. Chupova, L. R. Gavrilov, V. E. Sinitsyn, E. A. Mershina, O. A. Sapozhnikov, and V. A. Khokhlova p. 580 abstract

ATMOSPHERIC AND AEROACOUSTICS

Application of the Finite Element Method to Studying the Efficiency of Shielding Aviation Noise Sources

S. L. Denisov, N. N. Ostrikov, and V. I. Vorontsov p. 589 abstract

Features of Background Acoustic Disturbances in High-Speed Wind Tunnels

V. A. Lebiga, D. S. Mironov, and A. Yu. Pak p. 608 abstract

Numerical Investigation of the Effect of Clocking on Tonal Noise of First Two Booster Stages of Turbofan Engine

A. A. Rossikhin and V. I. Mileshin p. 613 abstract

ACOUSTIC SIGNALS PROCESSING. COMPUTER SIMULATION

Numerical Modeling of Elastic Wave Phenomena by the Grid-Characteristic Method on Chimera Computational Meshes

A. V. Favorskaya, N. I. Khokhlov, A. A. Kozhemyachenko, and I. B. Petrov p. 628 abstract

Ultrasound Power Doppler Imaging Using Regional-Lag Signed Delay Multiply and Sum Beamformer

B. Wang, X. Yang, S. Zhang, and X. Yan p. 638 abstract

ACOUSTICS OF LIVING SYSTEMS. BIOLOGICAL ACOUSTICS

Acoustic and Perceptual Characteristics of Emotional Speech in Adolescents Aged 12–14 with Intellectual Disabilities and Typical Development: Comparative Analysis

E. A. Kleshnev and E. E. Lyakso p. 648 abstract

PHYSICAL FUNDAMENTALS OF ENGINEERING ACOUSTICS

A Rational Frequency Tracking Method for Phase-Shift Migration Inverter in Ultrasonic Power Control

Y.-N. An, M.-S. Ri, G.-C. Choe, Y.-I. Yun, U. Ahn, and H.-C. Ryu p. 655 abstract

LETTERS TO THE EDITOR

Vector Laplacian in Spherical Coordinates: On One Uncorrected Misprint in “Fluid Mechanics” by L.D. Landau and E.M. Lifshitz (A Comment on the Article by P.V. Lebedev-Stepanov and O.V. Rudenko “Acoustic Microfluidics: Capillary Waves and Vortex Currents in a Spherical Fluid Drop,” Acoust. Phys. 62 (4), 414 (2016))

P. V. Lebedev-Stepanov p. 669 abstract

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