Results 21 to 30 of about 29,081 (316)

Preliminary results on a near-real-time rock slope damage monitoring system based on relative velocity changes following the September 5, 2022 MS 6.8 Luding, China earthquake

open access: yesEarthquake Research Advances, 2023
Relative seismic velocity change (dv/v) is important for monitoring changes in subsurface material properties and evaluating earthquake-induced rock slope damage in a geological disaster-prone region.
Fan Xie   +7 more
doaj   +1 more source

DiTing: A large-scale Chinese seismic benchmark dataset for artificial intelligence in seismologyKey points

open access: yesEarthquake Science, 2023
In recent years, artificial intelligence technology has exhibited great potential in seismic signal recognition, setting off a new wave of research. Vast amounts of high-quality labeled data are required to develop and apply artificial intelligence in ...
Ming Zhao   +3 more
doaj   +1 more source

On the stress drop in North Eurasia earthquakes source-sites versus specific seismic energy [PDF]

open access: yesГеосистемы переходных зон, 2020
A generalization of the results on the stress drop and the specific seismic energy for the earthquakes in Northern Eurasia has been made. The relationship of these parameters with the seismic moment and the magnitude has been analyzed.
Nailia A. Sycheva, Leonid M. Bogomolov
doaj   +1 more source

Earthquake Source Characterization Using 3D Numerical Modeling [PDF]

open access: yes, 2007
To understand the physics of earthquakes, it is important to know what happens during individual events. Dissembling the information about the source process from the recorded seismograms is a difficult and non-unique process, as there are severe trade ...
Hjörleifsdóttir, Vala
core   +1 more source

Earthquakes Reconnaissance Data Sources, a Literature Review [PDF]

open access: yesEarth, 2021
Earthquakes are one of the most catastrophic natural phenomena. After an earthquake, earthquake reconnaissance enables effective recovery by collecting building damage data and other impacts. This paper aims to identify state-of-the-art data sources for building damage assessment and provide guidance for more efficient data collection. We have reviewed
Contreras Mojica, Diana   +4 more
openaire   +4 more sources

Earthquake source parameters of the 2009 Mw 7.8 Fiordland (New Zealand) earthquake from L-band InSAR observations [PDF]

open access: yes, 2011
The 2009 MW7.8 Fiordland (New Zealand) earthquake is the largest to have occurred in New Zealand since the 1931 Mw 7.8 Hawke’s Bay earthquake, 1 000 km to the northwest.
Qu, W., Young, K., Qin, Z., Li, Z.
core   +1 more source

Recent Seismicity in the Area of the Major, 1908 Messina Straits Earthquake, South Italy

open access: yesFrontiers in Earth Science, 2021
High-quality non-linear hypocenter locations and waveform inversion focal mechanisms of recent, shallow earthquakes of the Messina Straits have allowed us to obtain the following main results: 1) seismicity has occurred below the east-dipping north ...
Giancarlo Neri   +4 more
doaj   +1 more source

Applying the Coulomb Failure Function with an optimally oriented plane to the 2008 Mw 7.9 Wenchuan earthquake triggering [PDF]

open access: yes, 2010
The Coulomb failure function (CFF) quantitatively describes static stress changes in secondary faults near the source fault of an earthquake. CFF can be employed to monitor how static stress transfers and then shed some light on the probability of ...
Xu, C., Li, Z., Wang, J., Drummond, J.
core   +1 more source

The 2010 MW 6.8 Yushu (Qinghai, China) earthquake: constraints provided by InSAR and body wave seismology [PDF]

open access: yes, 2011
By combining observations from satellite radar, body wave seismology and optical imagery, we have determined the fault segmentation and sequence of ruptures for the 2010 Mw 6.8 Yushu (China) earthquake. We have mapped the fault trace using displacements
Elliott, J.R.   +24 more
core   +1 more source

Rupture Directivity in 3D Inferred From Acoustic Emissions Events in a Mine-Scale Hydraulic Fracturing Experiment

open access: yesFrontiers in Earth Science, 2021
Rupture directivity, implying a predominant earthquake rupture propagation direction, is typically inferred upon the identification of 2D azimuthal patterns of seismic observations for weak to large earthquakes using surface-monitoring networks. However,
José Ángel López-Comino   +9 more
doaj   +1 more source

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