Rocket launch data helps verify presence of atmospheric acoustic duct
Scienmag
APRIL 23, 2022
The presence of an atmospheric acoustic duct, a channel of sound at the boundary between the troposphere and stratosphere, has been verified for the first time by Sandia National Laboratory scientists. Solar hot air balloons carrying microbarometers floating in the lower stratosphere were able to observe infrasound signals within the acoustic duct, said Sarah Albert […].
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