Results 131 to 140 of about 32,229 (261)

Earthquake Induced Liquefaction Potential of Paste Tailings: Shaking Table Results

open access: yesInternational Conference on Civil, Structural and Transportation Engineering, 2020
Fahad Alshawmar, Mamadou Fall
openaire   +1 more source

OpenAmp: An Open‐Source Site Amplification Database to Unlock the Potential of Machine Learning

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
OpenAmp is an open‐source, consistently curated, high‐quality database of earthquake site amplification functions derived from instrumental recordings, accompanied by a comprehensive suite of site metadata, for 1,742 K‐NET and KiK‐net observation sites in Japan.
Chuanbin Zhu   +6 more
wiley   +1 more source

Geodetic Observations of Weak Determinism in Rupture Evolution of Large Earthquakes. [PDF]

open access: yes, 2018
The moment evolution of large earthquakes is a subject of fundamental interest to both basic and applied seismology. Specifically, an open problem is when in the rupture process a large earthquake exhibits features dissimilar from those of a lesser ...
Allen, RM   +3 more
core  

2025 U.S. Geological Survey National Seismic Hazard Model for Puerto Rico and the U.S. Virgin Islands: Overview of Model and Hazard Results

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
The U.S. Geological Survey recently updated the National Seismic Hazard Model (NSHM) for Puerto Rico and the U.S. Virgin Islands (PRVI). The first version of the PRVI NSHM was released in 2003, and therefore this 2025 update includes over 20 years of new geologic, geophysical, and engineering data, methods, and models.
Allison M. Shumway   +21 more
wiley   +1 more source

Enhancing Seismic Response of Geo-Structures Through Systematic Shaking Table Testing: A Review

open access: yesBuildings
Shaking table testing has become a fundamental experimental approach in geotechnical earthquake engineering for investigating seismic soil–structure interaction.
Ripon Hore   +3 more
doaj   +1 more source

Mechanism of Collapse, Sensitivity to Ground Motion Features, and Rapid Estimation of the Response of Tall Steel Moment Frame Buildings to Earthquake Excitation [PDF]

open access: yes, 2011
This study explores the behavior of two tall steel moment frame buildings and their variants under strong earthquake ground shaking through parametric analysis using idealized ground motion waveforms.
Krishnan, Swaminathan, Muto, Matthew
core  

A Performance‐Based Earthquake Fatality Modeling Framework Using Collapse Volume Ratios

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
Conventional earthquake fatality models are commonly implemented using a binary representation of building collapse, an assumption that overlooks severe failure modes and systematically underestimates fatalities. To address this limitation, this study advances the collapse volume ratio—a continuous metric quantifying the reduction of survivable space ...
Luis Ceferino   +6 more
wiley   +1 more source

Comparative analysis of the seismic hazard of Central China [PDF]

open access: yes, 2008
Seismic hazard assessment is globally recognised as a tool in identifying levels of earthquake ground shaking within an area. However, methodologies for seismic hazard calculation are wide ranging and produce variations in results and maps.
Burton, Paul W., Cole, Stephen W.
core  

Multi-parameter identification of earthquake simulation shaking table based on BP neural network

open access: yesFrontiers in Physics
Since the model parameters of the shaking table exist in a non-linear form, this leads to distortion of the reproduced waveforms and can even lead to bias in the ground vibration test results. Therefore, the selection of the controller is particularly critical.
Chunhua Gao   +4 more
openaire   +2 more sources

The 2025 Puerto Rico and Virgin Islands U.S. National Seismic Hazard Model Update: Ground Motion Model Selection and Comparison

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
We evaluate, select, and describe the ground‐motion models (GMMs) used in the 2025 update of the U.S. National Seismic Hazard Model (NSHM) for Puerto Rico and the U.S. Virgin Islands (PRVI). We identify the most appropriate models that align with GMM selection criteria for use in the PRVI region to improve the accuracy of seismic hazard assessments ...
Kyle B Withers   +5 more
wiley   +1 more source

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