Results 101 to 110 of about 4,259,217 (301)

Seismic Performance of Reduced‐Strength Steel MRFs With SMA‐Based Superelastic Friction Dampers: An Experimental Investigation

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Shape memory alloys (SMAs) exhibit excellent self‐centering capability due to their stress‐induced phase transformation, making them highly suitable for applications in resilient infrastructure. This study investigates the seismic performance of reduced‐strength moment‐resisting frames (MRFs) equipped with SMA‐based superelastic friction ...
Faisal Nissar Malik   +5 more
wiley   +1 more source

Temporal and spatial evolution law of characteristic parameters for coal rock fracture induced seismic wave

open access: yesJournal of Industrial Safety
Quantitative study of the temporal and spatial evolution of seismic wave characteristic parameters is of great significance for accurately identifying the P-wave and S-wave in seismic waves and improving the accuracy in localizing microseismic events ...
Zhongquan Kang   +5 more
doaj   +1 more source

Physics‐Based Encoder‐Only Transformer for Structural Hysteresis Prediction and Dynamic Analysis

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Accurate modeling of structural hysteresis is a critical task for ensuring the safety of structures through reliable response predictions. However, conventional hysteresis models often struggle to represent diverse hysteresis characteristics observed in real‐world structures, as the manual selection of a model form may not assure validity and ...
Jongha Joo, Jaehwan Jeon, Junho Song
wiley   +1 more source

A Parametric Computational Framework for Modeling and Seismic Design of Post‐Tensioned Mass Timber Rocking Walls

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Post‐tensioned cross‐laminated timber (PT‐CLT) rocking walls offer a compelling seismic system combining self‐centering behavior with energy dissipation. However, progress in their performance assessment and design has been limited by the lack of a comprehensive parametric modeling tool, as exists for steel or reinforced concrete systems. This
Ghasem B. Shargh   +3 more
wiley   +1 more source

Corrigendum: Influence of the Yucatan earthquake event

open access: yesFrontiers in Earth Science, 2023
Changcheng Li
doaj   +1 more source

Structural Effects of Vertical Non‐Skeletal Elements (NSEs) With Rocking Mechanisms

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT This paper introduces the structural effects provided by vertical non‐skeletal elements (NSEs), such as claddings and partitions, with vertical slotted holes at their supports to enable rocking as the frame undergoes significant lateral deformation.
Zheng Luo   +2 more
wiley   +1 more source

Was the 1952 Tokachi‐oki earthquake (Mw= 8.1) a typical underthrust earthquake?: Plate interface reflectivity measurement by an air gun‐‐ocean bottom seismometer experiment in the Kuril Trench

open access: yesGeochemistry, Geophysics, Geosystems, 2012
The Kuril Trench subduction zone is one of the most seismogenic regions, where underthrust earthquakes with M> 8 recur along the trench. The seismic gap between the source areas of the 1973 Nemuro‐oki and 2003 Tokachi‐oki earthquakes, which are typical ...
Ryosuke Azuma   +6 more
doaj   +1 more source

Numerical Simulations of 5‐Story Building Using Wood Light‐Frame Shear Walls and Post‐Tensioned Cross‐Laminated Timber Rocking Wall Dual Systems

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT This study explores the seismic performance of a five‐story prototype building using different configurations of a dual lateral force‐resisting system (LFRS) combining post‐tensioned cross‐laminated timber rocking walls (PT‐CLT‐RW) with conventional wood light‐frame shear walls (LiFS).
Ruben Jerves, Adam R. Phillips
wiley   +1 more source

Effects of mining subsidence observed by time-lapse seismic reflection profiling [PDF]

open access: yes, 1995
Extracting coal from underground mineworkings causes the overlying rocks to subside with associated changes in the stress regime. The aim of the study reported here was to apply the surface seismic reflection method to study the effect of subsidence on ...
Al-Rawahy, Salim Y.S.
core  

Seismic attenuation in Faroe Islands basalts [PDF]

open access: yes
We analysed vertical seismic profiling (VSP) data from two boreholes at Glyvursnes and Vestmanna on the island of Streymoy, Faroe Islands, to determine the magnitude and causes of seismic attenuation in sequences of basalt flows.
Worthington, M. H.   +5 more
core   +1 more source

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