Results 31 to 40 of about 208,547 (200)

Impulsive Signals Produced by Earthquakes in Italy and Their Potential Relation with Site Effects and Structural Damage

open access: yesGeosciences, 2021
Near fault seismic records may contain impulsive motions in velocity-time history. The seismic records can be identified as impulsive and non-impulsive depending on the features that their waveforms have.
Deniz Ertuncay   +3 more
doaj   +1 more source

Spatiotemporal Evolution of Ground-Motion Intensity at the Irpinia Near-Fault Observatory, Southern Italy

open access: yesBulletin of The Seismological Society of America (BSSA), 2021
Fault zones are major sources of hazard for many populated regions around the world. Earthquakes still occur unanticipated, and research has started to observe fault properties with increasing spatial and temporal resolution, having the goal of ...
M. Picozzi   +6 more
semanticscholar   +1 more source

Finite-element simulations of earthquakes [PDF]

open access: yes, 1999
This thesis discusses simulations of earthquake ground motions using prescribed ruptures and dynamic failure. Introducing sliding degrees of freedom led to an innovative technique for numerical modeling of earthquake sources.
Aagaard, Brad Thomas
core   +2 more sources

Spectral-element modeling of spontaneous earthquake rupture on rate and state faults: Effect of velocity-strengthening friction at shallow depths [PDF]

open access: yes, 2008
We develop a spectral-element methodology (SEM) for simulating dynamic rupture on rate and state faults and use it to study how the rupture is affected by a shallow fault region of steady-state velocity-strengthening friction.
Ampuero, J.-P., Kaneko, Y., Lapusta, N.
core   +2 more sources

Synthesis of Near-fault Ground Motion Using a Hybrid Method of Stochastic and Theoretical Green’s Functions

open access: yesFrontiers in Built Environment, 2016
The effect of near-fault ground displacement is a significant factor when structures straddle a fault, because the fault produces both static step-like deformations and dynamic pulse-like ground motions. It has been observed that the static displacements
Wu Shuanglan   +5 more
doaj   +1 more source

The Effect of Ground Motion Selection Methods for Seismic Design of Tall Buildings: A Case Study of Mandalay City

open access: yesWalailak Journal of Science and Technology, 2020
The near-fault earthquakes ground motion usually observed a few kilometers away from the active faults generally contains high energetic velocity pulses as a consequence of directivity effects.
Yan Naung KO, Teraphan ORNTHAMMARATH
doaj   +1 more source

The Seismic Behavior of Buildings with Flat Slab Systems under Near-Fault Ground Motions

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2023
It is well known that structural displacement or ductility demands of structures subjected to near-fault ground motions are generally greater than ordinary ground motions.
Mehmet Emin Arslan   +2 more
doaj   +1 more source

Recent advances in engineering characteristics of near-fault ground motions and seismic effects of building structures [PDF]

open access: yes, 2015
Severe damages of civil infrastructures under near-fault ground motions have impelled the community of earthquake engineering to pay intensive attention and investigation to their engineering characteristics and structural seismic effects.
Chen, Guohai   +2 more
core   +1 more source

Comparison between the Effects of Near- and Far-Fault Ground Motions on the Seismic Response of a Soil-Pile-Structure System [PDF]

open access: yesJournal of Structural and Construction Engineering, 2016
Ground motions recorded in near-fault sites, where the rupture propagates toward the site, are significantly different from those observed in far-fault regions.
Saeed Abbasi Karafshani   +2 more
doaj  

Dynamic Responses of Concrete-Face Rockfill Dam to Different Site Conditions under Near-Fault Earthquake Excitation

open access: yesBuildings, 2023
The western region of China is rich in hydropower resources and characterized by unique geological conditions. For the construction or planned construction of high dams in this region, different types of cover layers are formed due to special geological ...
Mengdie Zhao   +3 more
doaj   +1 more source

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