Results 21 to 30 of about 4,692 (210)

International Monitoring System infrasound data products for atmospheric studies and civilian applications [PDF]

open access: yesEarth System Science Data, 2022
The International Monitoring System (IMS) was established in the late 1990s for verification of the Comprehensive Nuclear-Test-Ban Treaty (CTBT). Upon completion, 60 infrasound stations distributed over the globe will monitor the Earth's atmosphere for ...
P. Hupe   +4 more
doaj   +1 more source

Measurement and Analysis of Infrasound Signals Generated by Operation of High-Power Wind Turbines

open access: yesEnergies, 2021
The development of wind energy and the increasing number of installed wind turbines make it necessary to assess them in terms of the nuisance of the emitted infrasound noise generated by such devices.
Tomasz Malec   +3 more
doaj   +1 more source

Central and Eastern European Infrasound Network: contribution to infrasound monitoring [PDF]

open access: yesGeophysical Journal International, 2022
SUMMARY The Central and Eastern European Infrasound Network (CEEIN) has been established in 2018 with the collaboration of four research institutes, the Zentralanstalt für Meteorologie and Geodynamik (ZAMG), Vienna, Austria; the Institute of Atmospheric Physics of the Czech Academy of Sciences (CAS IAP), Prague, Czech Republic; the ...
István Bondár   +11 more
openaire   +4 more sources

Ambient infrasound noise [PDF]

open access: yesGeophysical Research Letters, 2005
The ambient infrasound noise environment is characterized for 21 globally distributed infrasound arrays in the frequency band of 0.03 to 7 Hz. Power Spectral Density (PSD) is measured for one site of each array for 21 intervals at each of four times of day from January 2003 through January 2004.
J. Roger Bowman   +2 more
openaire   +1 more source

Evidence for Short Temporal Atmospheric Variations Observed by Infrasonic Signals: 1. The Troposphere

open access: yesEarth and Space Science, 2022
Infrasound monitoring is used in the forensic analysis of events, studying the physical processes of sources of interest, and probing the atmosphere.
G. Averbuch   +3 more
doaj   +1 more source

A psychoacoustical study to investigate the perceived unpleasantness of infrasound combined with audio-frequency sound

open access: yesActa Acustica, 2020
At many immission sites of infrasound (frequency f 
Burke Elisa   +2 more
doaj   +1 more source

Remotely imaging seismic ground shaking via large-N infrasound beamforming

open access: yesCommunications Earth & Environment, 2023
Seismic ground motion creates low-frequency atmospheric sound (infrasound) that is detectable at remote sensor arrays. However, earthquake infrasound signal analysis is complicated by interference between multiple waves arriving at sensors simultaneously,
Jacob F. Anderson   +3 more
doaj   +1 more source

Detections of Infrasound Waves From Water Discharges at a Hydroelectric Dam: Implementation of Timely Warnings for Unexpected Discharge Events

open access: yesGeophysical Research Letters, 2023
Water discharges at hydroelectric dams on the Imjin River, which flows through North and South Korea, generate abrupt water level increases downstream. We assessed infrasound signals from water discharges using an infrasound array located ∼32 km from the
Il‐Young Che   +4 more
doaj   +1 more source

Inhibitory effects of low decibel infrasound on the cardiac fibroblasts and the involved mechanism

open access: yesNoise and Health, 2017
Introduction: Infrasound is a mechanical vibration wave with frequency between 0.0001 and 20 Hz. It has been established that infrasound of 120 dB or stronger is dangerous to humans.
Wei Jin   +8 more
doaj   +1 more source

Quantized Constant-Q Gabor Atoms for Sparse Binary Representations of Cyber-Physical Signatures

open access: yesEntropy, 2020
Increased data acquisition by uncalibrated, heterogeneous digital sensor systems such as smartphones present new challenges. Binary metrics are proposed for the quantification of cyber-physical signal characteristics and features, and a standardized ...
Milton A. Garcés
doaj   +1 more source

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