Wideband sound absorption of a double-layer microperforated panel with inhomogeneous perforation
Micro-perforated panel (MPP) absorber is increasingly gaining popularity as an alternative sound absorber in buildings compared to the well-known synthetic porous materials. A single MPP has a typical feature of a Helmholtz resonator with a high amplitude of absorption but a narrow absorption freque...
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| Main Authors: | , , , |
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| Format: | Article |
| Language: | English |
| Published: |
Elsevier Ltd
2020
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| Online Access: | http://eprints.utem.edu.my/id/eprint/24183/2/IMPP-DOUBLELAYER_APAC2020.PDF http://eprints.utem.edu.my/id/eprint/24183/ https://www.sciencedirect.com/science/article/pii/S0003682X19304335 |
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| Institution: | Universiti Teknikal Malaysia Melaka |
| Language: | English |