Electrically tunable and broader-band sound absorption by using micro-perforated dielectric elastomer actuator
Most membrane-type acoustic absorbers for low-frequency sound attenuation are applicable only at a fixed resonant frequency for a narrow bandwidth. Tuning of the acoustic absorption spectrum is desired to match the varying noises. This letter presents a micro-perforated dielectric elastomer actuator...
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Main Authors: | Lu, Zhenbo, Shrestha, Milan, Lau, Gih-Keong |
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Other Authors: | School of Mechanical and Aerospace Engineering |
Format: | Article |
Language: | English |
Published: |
2017
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Subjects: | |
Online Access: | https://hdl.handle.net/10356/83352 http://hdl.handle.net/10220/42567 |
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Institution: | Nanyang Technological University |
Language: | English |
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