Results 61 to 70 of about 208,547 (200)

Relation Between Near‐Fault Ground Motion Impulsive Signals and Source Parameters

open access: yesJournal of Geophysical Research: Solid Earth, 2018
Near‐fault ground motion records often present impulsive signals, characterized by a large amplitude in the velocity wavefield and by the energy concentrated in a short time window as compared to the total earthquake duration. This pulse‐like behavior is
A. Scala, G. Festa, S. Del Gaudio
semanticscholar   +1 more source

Seismic Response Analysis and Control of Frame Structures with Soft First Storey under Near-Fault Ground Motions

open access: yesAdvances in Civil Engineering, 2020
This paper proposes two kinds of arrangements of buckling-restrained brace dampers to strengthen soft-first-storey structures locally. Two types of near-fault ground motion, with and without pulse, were selected for a study of the seismic response ...
Chunyang Liu, Peng Sun, Ruofan Shi
doaj   +1 more source

Slip history of the 2003 San Simeon earthquake constrained by combining 1-Hz GPS, strong motion, and teleseismic data [PDF]

open access: yes, 2004
The slip history of the 2003 San Simeon earthquake is constrained by combining strong motion and teleseismic data, along with GPS static offsets and 1-Hz GPS observations.
Choi, Kyuhong   +4 more
core   +2 more sources

Optimal Design and Seismic Performance of Base-Isolated Structures with Varying Heights Equipped with Tuned Inerter Dampers Subjected to Far-Fault and Near-Fault Ground Motions

open access: yesApplied Sciences
This paper investigates the optimal design of base-isolated structures equipped with tuned inerter dampers (TIDs) subjected to various ground motions. The Clough–Penzien model is employed to simulate the power spectrum of three types of ground motions ...
Yingjie Kang   +4 more
doaj   +1 more source

An Empirical Model to Account for Spectral Amplification of Pulse-Like Ground Motion Records

open access: yesGeosciences, 2020
Near-source effects can amplify seismic ground motion, causing large demand to structures and thus their identification and characterization is fundamental for engineering applications.
Sara Sgobba   +3 more
doaj   +1 more source

Strong ground motion characteristics of 2016 Central Italy earthquakes and implications for ground motion modeling [PDF]

open access: yes, 2019
The 2016 Central Italy earthquake sequence produced three mainshocks: (1) M6.1 24 August, (2) M5.9 26 October, and (3) M6.5 30 October. Each mainshock was followed by many aftershocks, some of which with M > 5.0.
Kishida, T   +4 more
core   +1 more source

Seismic reliability assessment of classical columns subjected to near-fault ground motions [PDF]

open access: yes, 2013
A methodology for the performance-based seismic risk assessment of classical columns is presented. Despite their apparent instability, classical columns are, in general, earthquake resistant, as proven from the fact that many classical monuments have ...
Fragiadakis, Michalis   +2 more
core   +5 more sources

Amplification effect of near-field ground motion around deep tunnels based on finite fracturing seismic source model

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2022
Dynamic failure of rock masses around deep tunnels, such as fault-slip rockburst and seismic-induced collapse, can pose a significant threat to tunnel construction safety.
Qiankuan Wang   +6 more
doaj   +1 more source

Slip history and dynamic implications of the 1999 Chi-Chi, Taiwan, earthquake [PDF]

open access: yes, 2003
We investigate the rupture process of the 1999 Chi-Chi, Taiwan, earthquake using extensive near-source observations, including three-component velocity waveforms at 36 strong motion stations and 119 GPS measurements.
Helmberger, Donald V.   +3 more
core   +1 more source

Inversion of strong ground motion and teleseismic waveform data for the fault rupture history of the 1979 Imperial Valley, California, earthquake [PDF]

open access: yes, 1983
A least-squares point-by-point inversion of strong ground motion and teleseismic body waves is used to infer the fault rupture history of the 1979 Imperial Valley, California, earthquake.
Hartzell, Stephen H., Heaton, Thomas H.
core  

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