Ionospheric detection of natural hazards

E Astafyeva - Reviews of Geophysics, 2019 - Wiley Online Library
Natural hazards (NH), such as earthquakes, tsunamis, volcanic eruptions, and severe
tropospheric weather events, generate acoustic and gravity waves that propagate upward …

Finite-difference modeling of acoustic and gravity wave propagation in Mars atmosphere: application to infrasounds emitted by meteor impacts

RF Garcia, Q Brissaud, L Rolland, R Martin… - Space Science …, 2017 - Springer
The propagation of acoustic and gravity waves in planetary atmospheres is strongly
dependent on both wind conditions and attenuation properties. This study presents a finite …

SPECFEM2D-DG, an open-source software modelling mechanical waves in coupled solid–fluid systems: the linearized Navier–Stokes approach

L Martire, R Martin, Q Brissaud… - Geophysical Journal …, 2022 - academic.oup.com
SUMMARY We introduce SPECFEM2D-DG, an open-source, time-domain, hybrid Galerkin
software modelling the propagation of seismic and acoustic waves in coupled solid–fluid …

Numerical solution of the atmospheric perturbations triggered by persistent lithospheric vibrations

K Lin, Z Mao, Z Xu, L Dong, X Zhang, Y Gao, CH Chen - Remote Sensing, 2023 - mdpi.com
Recently, atmospheric perturbations residing over around epicenters of forthcoming
earthquakes were remotely sensed by the multiple instruments of the MVP-LAI (Monitoring …

[HTML][HTML] Modeling of atmospheric-coupled Rayleigh waves on planets with atmosphere: From Earth observation to Mars and Venus perspectives

P Lognonné, F Karakostas, L Rolland… - The Journal of the …, 2016 - pubs.aip.org
Acoustic coupling between solid Earth and atmosphere has been observed since the 1960s,
first from ground-based seismic, pressure, and ionospheric sensors and since 20 years with …

Hybrid Galerkin numerical modelling of elastodynamics and compressible Navier–Stokes couplings: applications to seismo-gravito acoustic waves

Q Brissaud, R Martin, RF Garcia… - Geophysical Journal …, 2017 - academic.oup.com
We introduce a hybrid Galerkin modelling tool for the nonlinear acoustic and gravity wave
propagation in planetary atmospheres coupled through topography to a solid medium. We …

Acoustic-gravity waves generated by a point source on the ground in a stratified atmosphere-Earth structure

Y Gao, T Li, G Zhou, CH Chen, YY Sun… - Geophysical Journal …, 2023 - academic.oup.com
An analytically based method is proposed to simulate the acoustic-gravity waves in the
horizontally stratified atmosphere-Earth structure generated by a point force on the Earth's …

VLF signal anomalies during cyclone activity in the Atlantic Ocean

S NaitAmor, MB Cohen, S Kumar… - Geophysical …, 2018 - Wiley Online Library
In this paper we present ionospheric disturbances during the simultaneous presence of two
to three Large Meteorological Systems, classified as hurricanes and tropical storms, in the …

Bolide airbursts as a seismic source for the 2018 Mars InSight mission

J Stevanović, NA Teanby, J Wookey, N Selby… - Space Science …, 2017 - Springer
In 2018, NASA will launch InSight, a single-station suite of geophysical instruments,
designed to characterise the martian interior. We investigate the seismo-acoustic signal …

Predicting infrasound transmission loss using deep learning

Q Brissaud, SP Näsholm, A Turquet… - Geophysical Journal …, 2023 - academic.oup.com
Modelling the spatial distribution of infrasound attenuation (or transmission loss, TL) is key to
understanding and interpreting microbarometer data and observations. Such predictions …