Atmospheric waves and global seismoacoustic observations of the January 2022 Hunga eruption, Tonga

RS Matoza, D Fee, JD Assink, AM Iezzi, DN Green… - Science, 2022 - science.org
The 15 January 2022 climactic eruption of Hunga volcano, Tonga, produced an explosion in
the atmosphere of a size that has not been documented in the modern geophysical record …

The IMS infrasound network: current status and technological developments

J Marty - … monitoring for atmospheric studies: Challenges in …, 2019 - Springer
Abstract The International Monitoring System (IMS) comprises 337 globally distributed
facilities for seismic, hydroacoustic, infrasound, and radionuclide monitoring. This chapter …

Propagation modeling through realistic atmosphere and benchmarking

R Waxler, J Assink - … monitoring for atmospheric studies: Challenges in …, 2019 - Springer
In this chapter, an overview of infrasound propagation modeling is presented. The
atmosphere as a propagation medium is discussed with an emphasis on the various …

Characterizing infrasound station frequency response using large earthquakes and colocated seismometers

D Fee, K Macpherson… - Bulletin of the …, 2023 - pubs.geoscienceworld.org
Earthquakes generate infrasound in multiple ways. Acoustic coupling at the surface from
vertical seismic velocity, termed local infrasound, is often recorded by infrasound sensors …

Evidence for short temporal atmospheric variations observed by infrasonic signals: 1. The troposphere

G Averbuch, M Ronac‐Giannone… - Earth and Space …, 2022 - Wiley Online Library
Infrasound monitoring is used in the forensic analysis of events, studying the physical
processes of sources of interest, and probing the atmosphere. The dynamical nature of the …

Detecting large explosions with machine learning models trained on synthetic infrasound data

A Witsil, D Fee, J Dickey, R Peña… - Geophysical …, 2022 - Wiley Online Library
Explosions produce low‐frequency acoustic (infrasound) waves capable of propagating
globally, but the spatio‐temporal variability of the atmosphere makes detecting events …

[HTML][HTML] Evaluating the performance of an operational infrasound avalanche detection system at three locations in the Swiss Alps during two winter seasons

S Mayer, A van Herwijnen, G Ulivieri… - Cold regions science and …, 2020 - Elsevier
Avalanche occurrences are unambiguous indicators of unstable snow conditions.
Information on past and current avalanche activity is therefore crucial for avalanche …

Site-specific variations in air-to-ground coupled seismic arrivals from the 2012 October 16 explosion at Camp Minden, Louisiana, United States

G Wills, A Nippress, DN Green… - Geophysical Journal …, 2022 - academic.oup.com
Air-to-ground coupled seismic arrivals, resulting from infrasound interacting with the ground
surface, can be identified on seismometers co-located with microbarometers. Dense …

Probing gravity waves in the middle atmosphere using infrasound from explosions

E Vorobeva, J Assink, PJ Espy… - Journal of …, 2023 - Wiley Online Library
This study uses low‐frequency, inaudible acoustic waves (infrasound) to probe wind and
temperature fluctuations associated with breaking gravity waves (GWs) in the middle …

The estimation of upper atmospheric wind model updates from infrasound data

JD Assink, R Waxler, WG Frazier… - Journal of Geophysical …, 2013 - Wiley Online Library
In our recent paper, the sensitivity of infrasound to the upper atmosphere is investigated
using impulsive signals from the Tungurahua volcano in Ecuador. We reported on the …