Results 91 to 100 of about 6,848 (251)

Nature of the Crust in the Superdeep Bengal Basin Using Teleseismic P Waves

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 3, March 2026.
Abstract The Bengal Basin is a sedimentary basin in the northeast region of the Indian subcontinent. It lies between the Indian Shield and the Indo‐Burma Ranges, where the India plate is obliquely subducting under the Burma microplate. Multiple interpretations of the nature of the crust here have been proposed.
B. Sadler   +6 more
wiley   +1 more source

National‐scale Mapping of the Expected Earthquake Magnitude for Soil Liquefaction Triggering Analyses in Italy

open access: yesEarthquake Spectra, Volume 42, Issue 1, February 2026.
This paper introduces a procedure to estimate moment magnitude (MW) in earthquake‐induced soil liquefaction probabilistic risk assessment. The method is based on using the historical seismicity modelled with a truncated Gutenberg‐Richter (G‐R) relation, jointly with an empirical model linking the MW to the maximum source‐to‐site distance at which soil ...
Ali Güney Özcebe   +3 more
wiley   +1 more source

A digital approach for real time high-rate high-resolution radiation measurements [PDF]

open access: yes, 2014
Modern spectrometers are currently developed by using digital pulse processing (DPP) systems, showing several advantages over traditional analog electronics.
ABBENE, Leonardo, GERARDI, Gaetano
core   +1 more source

Ground‐Motion Aleatory‐Variability Models for Puerto Rico and the U.S. Virgin Islands

open access: yesEarthquake Spectra, Volume 42, Issue 1, February 2026.
I develop independent logic trees for aleatory variability for crustal and subduction‐zone (interface and intraslab) earthquakes for seismic hazards analyses in Puerto Rico and the U.S. Virgin Islands (PRVI) from existing suites of ground‐motion models (GMMs) and from ground‐motion datasets, including a regional PRVI dataset.
Morgan P. Moschetti
wiley   +1 more source

Hierarchical Structure in Brazilian Industrial Firms: An Econometric Study [PDF]

open access: yes
The paper investigates different implications of theoretical models for hierarchical structure. A sample of 6578 firms in the Brazilian manufacturing industry is considered and explanatory factors pertaining structural characteristics, network technology,
Luis Otávio Facanha, Marcelo Resende
core   +3 more sources

Seismic and GNSS strain-based probabilistic seismic hazard evaluation for northern Chile using DAS Magnitude Scale

open access: yesGeoenvironmental Disasters
Background Probabilistic Seismic Hazard Assessment (PSHA) is a leading methodology for determining key ground motion parameters such as Peak Ground Acceleration (PGA) and spectral acceleration (SA), essential for structural design.
Ranjit Das, Claudio Meneses, Hua Wang
doaj   +1 more source

Conditional Spectrum Computation Incorporating Multiple Causal Earthquakes and Ground‐Motion Prediction Models [PDF]

open access: yes, 2013
The Conditional Spectrum (CS) is a target spectrum (with conditional mean and conditional standard deviation) that links seismic hazard information with ground motion selection for nonlinear dynamic analysis.
Baker, Jack W.   +3 more
core   +1 more source

Higher Mode Effects on Shear Amplification and Seismic Performance of RC Shear Walls Subjected to Western North American Ground Motions

open access: yesEarthquake Spectra, Volume 42, Issue 1, February 2026.
In this study, the inelastic shear amplification and seismic performance of reinforced concrete shear walls (RCSWs) in western North America, designed according to Canadian seismic codes, were evaluated using nonlinear time history analyses (NLTHAs) and performance‐based design guidelines.
Mehrdad Aftabiazar, Patrick Paultre
wiley   +1 more source

Definition of Seismic Input From Fault‐Based PSHA: Remarks After the 2016 Central Italy Earthquake Sequence

open access: yesTectonics, 2019
This work focuses on how the progress in earthquake science that follows a large, deeply studied earthquake might be promptly combined with updated approaches of seismic hazard analysis to guide applicative choices for seismic risk reduction, such as ...
A. Valentini   +5 more
semanticscholar   +1 more source

Advancing Probabilistic Seismic Hazard Assessment for Northeastern Brazil: Toward a Comprehensive Treatment of Epistemic Uncertainties

open access: yesEarthquake Spectra, Volume 42, Issue 1, February 2026.
This study presents an updated probabilistic seismic hazard analysis model for Northeastern Brazil, a stable continental region, taking into account more comprehensive epistemic uncertainties compared to previous studies, which is critical for robust decision making related to earthquake risk management.
Eduardo Marques Vieira Pereira   +3 more
wiley   +1 more source

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