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Junhao Liu

Beijing Institute of Graphic Communication

China

  • Beijing Institute of Graphic Communication

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Enhanced Low-frequency Sound Absorption via Cavity Pressure Regulation in an Active Helmholtz Resonator

Number of pages: 55 Posted: 18 Mar 2026
Junhao Liu, Pengyao Zhang, Yuanyan Lin, Zhaoyong Sun, Yuzhen Yang and Han Jia
Beijing Institute of Graphic Communication, Chinese Academy of Sciences, Chinese Academy of Sciences, Beijing Institute of Graphic Communication, Chinese Academy of Sciences and Chinese Academy of Sciences
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Abstract:

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Acoustical metameterials, Low-frequency Sound Absorption, Active Helmholtz Resonator, Cavity pressure regulation, Impedance matching, Genetic algorithm optimization.