AA << characterize and interpret a new type of infrasound signal originating from the summit of Volcán Cotopaxi (Ecuador) >>
<< This infrasound waveform is a slowly decaying sinusoid with exceptional low‐frequency (..) and high quality factor (..) and resembles the shape of tornillo seismic waveforms. >>
Johnson JB, Ruiz MC, et al. Infrasound Tornillos Produced by Volcán Cotopaxi's Deep Crater. Geophysical Research Letters. doi: 10.1029/2018GL077766. Jun 13, 2018.
Volcano music could help scientists monitor eruptions. American Geophysical Union. Jun 15, 2018.