Results 1 to 10 of about 1,913,699 (195)

Near-Real-Time Strong Motion Acquisition at National Scale and Automatic Analysis [PDF]

open access: yesSensors, 2022
A strong motion monitoring network records data that provide an excellent way to study how source, path, and site effects influence the ground motion, specifically in the near-source area.
Giovanni Costa   +10 more
doaj   +2 more sources

Potential Advantages of a Strong-motion Velocity Meter over a Strong-motion Accelerometer [PDF]

open access: yesSeismological Research Letters, 2002
This study examines whether it would be better to deploy a velocity-recording strong-motion instrument in place of existing force-balance accelerometers. The proposed instrument would be comparable to a low-gain version of existing broadband seismometers.
Clinton, John F., Heaton, Thomas H.
core   +5 more sources

Rupture process and aftershock focal mechanisms of the 2022 M6.8 Luding earthquake in Sichuan

open access: yesEarthquake Science, 2022
According to the China Earthquake Networks Center, a strong earthquake of M6.8 occurred in Luding County, Ganzi Tibetan Autonomous Prefecture, Sichuan Province, China (102.08°E, 29.59°N), on September 5, 2022, with a focal depth of 16 km.
Zhigao Yang   +4 more
doaj   +1 more source

Broadband Strong-Motion Prediction for Future Nankai-Trough Earthquakes Using Statistical Green’s Function Method and Subsequent Building Damage Evaluation

open access: yesApplied Sciences, 2021
We used the Green’s function summation method together with the randomly perturbed asperity sources to sum up broadband statistical Green’s functions of a moderate-size source and predict strong ground motions due to the expected M8.1 to 8.7 Nankai ...
Baoyintu, Naren Mandula, Hiroshi Kawase
doaj   +1 more source

Three-Dimensional Modeling of Soil-Structure Interaction for a Bridge Founded on Caissons under Seismic Conditions

open access: yesApplied Sciences, 2022
In recent years, the urgent need to increase the safety standards of viaducts and bridges—under static and dynamic loading conditions—has required the development of advanced modeling approaches able to accurately predict the expected behavior of such ...
Davide Pauselli   +2 more
doaj   +1 more source

Prediction Model for Significant Duration of Strong Motion in India

open access: yesJournal of Applied Science and Engineering, 2022
The duration of a ground motion has a bigger influence on the response of a structure. As a result, by accurately anticipating the duration of ground motion, the seismic design of structures can be controlled. As a result, the goal of this research is to
N.C. Bhargav   +2 more
doaj   +1 more source

Rupture Models of the 2016 Central Italy Earthquake Sequence from Joint Inversion of Strong-Motion and InSAR Datasets: Implications for Fault Behavior

open access: yesRemote Sensing, 2022
We derived the joint slip models of the three major events in the 2016 Central Italy earthquake sequence by inverting strong-motion and InSAR datasets.
Chuanhua Zhu   +7 more
doaj   +1 more source

Investigation of Ground Motion and Local Site Characteristics of the 2018 Lombok Earthquake Sequence

open access: yesInternational Journal of Technology, 2020
In 2018, Lombok Island was hit by a major earthquake sequence. The Indonesia Meteorological, Climatological, and Geophysics Agency (BMKG) reported that the Lombok Island earthquake sequence started with an Mw 6.4 foreshock, followed by an Mw 6.8 main
Sigit Pramono   +9 more
doaj   +1 more source

A Low-Cost Instrumentation System for Seismic Hazard Assessment in Urban Areas

open access: yesSensors, 2021
The development and application of a low-cost instrumentation system for seismic hazard assessment in urban areas are described in the present study. The system comprises a number of autonomous triaxial accelerographs, designed and manufactured in house ...
Vassilis K. Papanikolaou   +2 more
doaj   +1 more source

Empirical ground motion prediction

open access: yesAnnals of Geophysics, 1994
New methods of site-specific ground motion prediction in the time and frequency domains are presented. A large earthquake is simulated as a composite (linear combination) of observed small earthquakes (subevents) assuming Aki-Brune functional models of ...
R. J. Archuleta, A. G. Tumarkin
doaj   +1 more source

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