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In Memoriam
| Professor Janusz Wójcik | |
| Barbara GAMBIN, Andrzej NOWICKI | 463–464 |
Research Papers
| Modulation Mechanism of Acoustic Scattering in Underwater Corner Reflectors with Acoustic Metasurfaces | |
| Jiaman DU, Zilong PENG, Lili GE, Shijin LYU, Fulin ZHOU, Yan LIU | 465–473 |
| Research on the Performance Optimization of Turbulent Self-Noise Suppression and Sound Transmission of Acoustic Windows Made from Functionally Graded Material | |
| Bing LI, Fu-Lin ZHOU, Jun FAN, Bin WANG, Liwen TAN | 475–495 |
| Investigation of the Acoustic Properties of a Metamaterial with a Multi-Ring Structure | |
| Grzegorz SZCZEPAŃSKI, Marlena PODLEŚNA, Leszek MORZYŃSKI, Anna WŁUDARCZYK | 497–507 |
| Impulse Excitation in a Watertight Steel Circular Cylindrical Shell and Influence of Structural Configuration on Underwater Radiated Noise | |
| Chen-I WU, Gee-Pinn TOO, Bo-Hsien WU | 509–521 |
| Laboratory Tests and Numerical Simulations of Two Anti-Vibration Structures Made by 3D Printing – Comparative Research | |
| Piotr KOWALSKI, Adrian ALIKOWSKI | 523–527 |
| A Multi-Layer Micro-Perforated Panel Structure Based on Curled Space for Broadband Sound Absorption at Low Frequencies | |
| Jiaming CHU, Xiao LIANG, Zhen YANG, Haofeng LIANG, Tao CHEN, Liang SU, Zhuo ZHOU | 529–538 |
| Evaluation Of the Sedimentation Process in the Thickener by Using the Parameters of Longitudinal Ultrasonic Oscillations and Lamb Waves | |
| Vladimir MORKUN, Natalia MORKUN, Vitalii TRON, Oleksandra SERDIUK, Alona HAPONENKO | 539–548 |
| Algorithm for Computationally Efficient Imaging of Sound Speed in Conventional Ultrasound Sonography | |
| Piotr KARWAT | 549–558 |
| 3D Synthetic Aperture Imaging Method in Spectrum Domain for Low-Cost Portable Ultrasound Systems | |
| Jurij TASINKIEWICZ | 559–572 |
| A Proposal Concerning Assessment of Alternative Cityscape Designs with Audiovisual Comfort and Health of Inhabitants | |
| Agnieszka OZGA, Jacek WIERZBICKI, Dominik MLECZKO | 573–583 |
| Quality Evaluation of Speech Transmission via Two-way BPL-PLC Voice Communication System in an Underground Mine | |
| Przemysław FALKOWSKI-GILSKI, Grzegorz DEBITA | 585–592 |
| Removal of Fouling from Steel Plate Surfaces Based on Multi-Frequency Eco-Friendly Ultrasonic Guided Wave Technology | |
| Mingkun HUANG, Shuo JIN, Gaoqian NIE, Xiaopeng WANG, Quanpeng ZHANG, Yang AN, Zhigang QU, Wuliang YIN | 593–601 |
Chronicle
| LXIX Open Seminar on Acoustics Karpacz, Poland, September 25 – 29, 2023 | |
| LXIX Open Seminar on Acoustics | 603–627 |