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Acoustics

Now you hear me, now you don't

The first realization of an acoustic diode that passes sound in one direction but not the other signals a new approach to acoustic devices with complex functionality.

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Figure 1: The acoustic diode.

References

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Li, B. Now you hear me, now you don't. Nature Mater 9, 962–963 (2010). https://doi.org/10.1038/nmat2906

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