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EPFL scientists show that a thin layer of plasma, created by ionizing air, could be promising as an active sound absorber, with applications in noise control and room acoustics.

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EPFL scientists show that a thin layer of plasma, created by ionizing air, could be promising as an active sound absorber, with applications in noise control and room acoustics. Stanislav Sergeev, postdoc at EPFL’s Acoustic Group and first author. EPFL’s Acoustic Group’s senior scientist Hervé Lissek. EPFL has partnered with Sonexos SA, a Swiss-based audio technology company, to develop cutting-edge active sound absorbers that use the plasmacoustic metalayer concept.

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Themes
Research and Tech Transfer , STI, Electricity, Research and Tech Transfer
Copyright
EPFL - Alain Herzog
Licence
CC0 Licence
Shooting date
May 31, 2023
Album
Actively reducing noise by ionizing air

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