Results 71 to 80 of about 2,611 (203)

Full‐scale Shaking Table Tests on a 10‐story Steel Moment‐resisting Frame Building with Buckling‐restrained Braces

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 10, Page 2356-2378, August 2026.
ABSTRACT In February 2023, a comprehensive series of shaking table tests were conducted at the E‐Defense facility, the world's largest three‐dimensional earthquake simulator, on a full‐scale 10‐story steel moment‐resisting frame supplemented with BRBs.
Jun Fujiwara   +9 more
wiley   +1 more source

Comparison of Seismic Performance Assessment Using Observed or Simulated Ground Motions in Seismic Hazard Analysis and Ground Motion Selection

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 10, Page 2449-2465, August 2026.
ABSTRACT This paper illustrates opportunities for the use of simulated ground motions in seismic performance assessment – from seismic hazard, ground‐motion selection, response history analysis, and seismic demand hazard calculation. The illustration is through a comparative analysis with the conventional alternative of observed ground motions.
Vahid Loghman   +2 more
wiley   +1 more source

Seismic fragility analysis of NPP cabinets considering high-frequency excitations using an efficient numerical model

open access: yesNuclear Engineering and Technology
Electrical cabinets are critical for the reliable operation of nuclear power plants (NPPs), yet their seismic fragility under high-frequency ground motions remains insufficiently addressed.
Shariful Islam   +3 more
doaj   +1 more source

What’s new and exciting in seismic inversion? [PDF]

open access: yesASEG Extended Abstracts, 2016
Consider an oil and gas exploration team that has been successfully using seismic attributes such as gradient & intercept or fluid & lithology indicators. Why might this team want to switch from those tried-and-true seismic attributes to seismic inversion? And which type of seismic inversion should they use?
openaire   +1 more source

An SSI‐Informed Design for Tuned Mass Dampers With Small‐to‐Large Mass Ratios

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 10, Page 2511-2529, August 2026.
ABSTRACT Tuned Mass Dampers (TMDs) are used to mitigate structural vibrations induced by seismic or wind excitation, by tuning the device to the system's dominant resonant frequencies. However, the TMD effectiveness can be undermined by soil‐structure interaction, which can lead to elongation of the vibration periods and to combined translational ...
Davide Noè Gorini   +3 more
wiley   +1 more source

An Efficient Quasi‐Static Condensation‐Based Framework for Seismic Analysis of Multi‐Supported Secondary Structures

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 10, Page 2466-2485, August 2026.
ABSTRACT Multi‐supported non‐structural components (NSCs) are prone to seismic damage, yet their response prediction remains challenging when support motions are spatially incoherent. This study proposes an enhanced quasi‐static condensation (EQSC) method for linear, lightweight, dynamically detuned multi‐supported NSCs under the neglect of primary ...
Duozhi Wang   +5 more
wiley   +1 more source

Excitation of long-period free oscillations by the 2011 Tohoku earthquake: Numerical experiments and influence of source parameters

open access: yesGeodesy and Geodynamics
Long-period free oscillations provide robust information for the spatio-temporal characteristics of large earthquakes. In this study, we employ a normal-mode summation algorithm to generate three-component seismograms within an aspherical, anelastic, and
Wei Luan, Chuanyi Zou, Wenbin Shen
doaj   +1 more source

RESULTS OF WORK BY THE METHOD OF REFLECTED WAVES IN AN ELECTRICALLY PERTURBED SURROUNDINGS

open access: yesИзвестия высших учебных заведений: Нефть и газ, 2018
The article is devoted to the actual topic of improving the direct search for hydrocarbon deposits by the method of reflected waves. A method for detecting hydrocarbon deposits by the method of reflected waves in the superimposed electric field is ...
A. N. Dmitriev
doaj   +1 more source

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