Results 21 to 30 of about 10,954,160 (279)

Ground-motion predictive equations for low-magnitude earthquakes in the Campania–Lucania area, Southern Italy [PDF]

open access: yes, 2010
A key aspect of ground-shaking map calculation is represented by ground-motion predictive equations (GMPEs). In fact, ground-shaking maps obtained soon after an earthquake are calculated by integrating observed data and ground-motion estimates from GMPEs
A Emolo   +8 more
core   +1 more source

Seismic Response Analysis of a Curved Bridge under Near-Fault and Far-Field Ground Motions

open access: yesApplied Sciences, 2022
To study the influence of near-fault and far-field (FF) ground motions on a curved girder bridge, a 1:10 scale curved bridge shaking table test model was constructed. Three types of ground motions, namely, near-fault pulse (NP), near-fault non-pulse (NN),
Peng Su   +4 more
doaj   +1 more source

Dimensional response analysis of bilinear systems subjected to non-pulselike earthquake ground motions [PDF]

open access: yes, 2011
The maximum inelastic response of bilinear single-degree-of-freedom systems when subjected to ground motions without distinguishable pulses is revisited with dimensional analysis by identifying time scales and length scales in the time histories of ...
Karavasilis, Theodore L.   +8 more
core   +1 more source

Near-fault broadband ground-motion simulation of 2021 Yangbi M6.4 earthquake: an improved FK method

open access: yesYantu gongcheng xuebao, 2023
Extending the physics-based ground-motion simulation from the existing 1~2 Hz resolution to the higher frequency of 5~10 Hz, which is sensitive to the engineering structure, is a critical development direction of near-fault ground-motion simulation in ...
BA Zhenning 1, 2, LIU Yue 1, 2, ZHAO Jingxuan 1, 2, ZHANG Yushan 3, LIANG Jianwen 1, 2
doaj   +1 more source

Neural circuit tuning fly visual interneurons to motion of small objects: I. Dissection of the circuit by pharmacological and photoinactivation techniques [PDF]

open access: yes, 1993
Warzecha A-K, Egelhaaf M, Borst A. Neural circuit tuning fly visual interneurons to motion of small objects: I. Dissection of the circuit by pharmacological and photoinactivation techniques. Journal of neurophysiology. 1993;69(2):329-339.1.
Egelhaaf, M.   +9 more
core   +1 more source

Numerical Study of the Liquefiable Sand–Pile Behavior Under the Effect of Near-field Ground Motions [PDF]

open access: yesمهندسی عمران شریف
Three-dimensional analyses are conducted to study the effects of ground motion and the presence of velocity pulse on the pile responses in liquefiable soils. Liquefaction of soils is an important issue in geotechnical engineering.
S. Abbasi karafshani   +1 more
doaj   +3 more sources

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   +3 more sources

Coordinated studies of the geospace environment using cluster, satellite and ground-based data: An interim review [PDF]

open access: yes, 2005
A little more than four years after its launch, the first magnetospheric, multi-satellite mission Cluster has already tremendously contributed to our understanding about the coupled solar wind - magnetosphere - ionosphere system.
Kauristie, K.   +12 more
core   +6 more sources

Baseline correction for near-fault ground motion recordings of the 2008 Wenchuan Ms8.0 earthquake

open access: yesGeodesy and Geodynamics, 2012
In this study, both records of a digital accelerometer and a seismograph at a far-field station for the 2008 Ms8.0 Wenchuan earthquake were analyzed, and a pulsive noise model for acceleration record was found.
Li Heng   +3 more
doaj   +1 more source

Predominant Frequency in Near-Field Strong Ground Motion by Analysis of Displacement Response Spectra

open access: yesBuildings, 2023
A literature review on the spectral content of seismic ground motion indicates that a clear predominant frequency in earthquakes is very difficult to define.
Cesar A. Morales
doaj   +1 more source

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