Vol. 51 No. 1 (2026)

Full Issue

Research Papers

Application of Acoustic Metamaterials in the Design of Muffling Unit of Internal Combustion Engine

Tianshuo Li, Lei Zheng, Zhengyang Bi, Hongchao Ji

3-23
Analysis on Modal Distribution and Modal Density-Based Crossover Frequency in Cabin-Sized Enclosures

Ziyu Wang, Liangfen Du, Guangzheng Yu

25-36
TimeGAN and Coordinated Attention Prototype Network Based Prediction Model for Infrasound Signal

Quanbo Lu, Xiaojuan Huang, Rao Li, Mei Li, Dong Zhu

37-55
Comparative Perceptual Assessment of Sound Quality: Cone versus Distributed Mode Loudspeakers

Piotr Kleczkowski, Paweł Małecki, Dorota Młynaczyk

57-74
Influence of Facial, Head, and Neck Dimensions on Vocal Acoustic Parameters in Polish Speakers

Łukasz Pawelec, Kamila Słowik, Anna Lipowicz

75-91
Ultrasonic Estimation of Pressure Dependent Non-Linearity Index in Liver

Andrzej Nowicki, Jurij Tasinkiewicz, Piotr Karwat, Norbert Żołek, Ihor Trots, Ryszard Tymkiewicz

93-105
An Empirical Approach to Investigate Environmental Effects on Acoustic Signal Speed in Oceanic Layers

Khondoker Munim Salehin, Md. Khalid Mahbub Khan, Anisur Rahman

107-130
An Improved Dynamic Time Warping Algorithm for Active Sonar Signal Matching

Tongjing Sun, Hunyuan Wang, Lei Chen, Haoran Xu

131-143
Study on Dual-Stage Amplification Cascaded Piezoelectric Transducer for High-Power Applications

Guo Li, Peiyu Tan, Ruihui Ma, Feilong Li, Xiaoli Zhang, Hua Tian

145-159

Technical Notes

Laboratory Evaluation of Underwater Acoustic Attenuation Provided by Air Bubble Curtains

Alfio Yori, Jose Luis Barros, Rodrigo Torres, Felipe Figueroa

161-181
Similarity Analysis and Target Strength Correction of Non-Proportional Scaled Models Based on Highlight Model Theory

Jin Zhang, Zhenyu Li, Yinhao Li, Zilong Peng

183-196
Cube-Shaped Sound-Insulating Enclosures: Experimental Tests and Calculation Models

Krzysztof Kosała

197-209

OSA 2025

Active Vibration Suppression of a Thin Circular Pipe

Marcin Pater, Lucyna Leniowska, Marcin Grochowina

211-222
Flanking Sound Transmission in Massive-Lightweight Connections

Agnieszka Wójtowicz, Tadeusz Kamisiński, Jarosław Rubacha

223-232

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