Physicists generated sound waves that travel in one direction onlysciencealert.com 58 pointsmavci1 year ago3 commentsSaveHideCopy link On HNComments−trebligdivad1yoh wow, this is like an RF Circulator - https://en.wikipedia.org/wiki/Circulator - which are wacky enough in themselves.−Terr_1ythree- or four-port device that only allows a microwave or radio-frequency (RF) signal to exit through the port directly after the one it enteredPerhaps only superficially related (IANAElectricalEngineer) but that makes me think of multi-phase mercury arc-rectifiers.https://en.wikipedia.org/wiki/Mercury-arc_valve−urbandw311er1yI’d love to understand, in a real world test, if the modified sounds waves would then bounce off nearby walls and end up echoing back anyway, thus nullifying any utility of the discovery.
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oh wow, this is like an RF Circulator - https://en.wikipedia.org/wiki/Circulator - which are wacky enough in themselves.
Perhaps only superficially related (IANAElectricalEngineer) but that makes me think of multi-phase mercury arc-rectifiers.
https://en.wikipedia.org/wiki/Mercury-arc_valve
I’d love to understand, in a real world test, if the modified sounds waves would then bounce off nearby walls and end up echoing back anyway, thus nullifying any utility of the discovery.