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EPFL researchers have found a way to make materials that are normally opaque to sound waves completely transparent. Their system involves placing acoustic relays at strategic locations so that sound waves can propagate at a constant amplitude – regardless of what may lie in their path. This method could eventually be used to make it possible to hide objects like submarines. From left to right Hervé Lissek, Romain Fleury and Etienne Rivet

EPFL researchers have found a way to make materials that are normally opaque to sound waves completely transparent. Their system involves placing acoustic relays at strategic locations so that sound waves can propagate at a constant amplitude – regardless of what may lie in their path. This method could eventually be used to make it possible to hide objects like submarines. From left to right Hervé Lissek, Romain Fleury and Etienne Rivet

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Themes
Research and Tech Transfer , STI, Electricity, Research and Tech Transfer
Copyright
EPFL - Alain Herzog
Licence
CC0 Licence
Shooting date
July 2, 2018
Album
Making opaque materials totally transparent

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