Results 41 to 50 of about 1,629,358 (124)

Exceedance of design seismic actions during the 2016-2017 central Italy seismic sequence: sensitivity to two seismic hazard models

open access: yes, 2022
In Italy, seismic ground motion intensity for structural design relies on probabilistic seismic hazard analysis (PSHA). Research has shown that, even in the case of a moderate magnitude earthquake, it is expected that ground motion intensities larger ...
Iervolino, Iunio   +5 more
core   +1 more source

Shallow Fault Zone Structure Affects Rupture Dynamics and Ground Motions of the 2019 Ridgecrest Sequence to Regional Distances

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 6, June 2025.
Abstract Seismic faults are surrounded by damaged rocks with reduced rigidity and enhanced attenuation. These damaged fault zone structures can amplify seismic waves and affect earthquake dynamics, yet they are typically omitted in physics‐based regional ground motion simulations.
Nico Schliwa   +2 more
wiley   +1 more source

Slow Rupture, Long Rise Times, and Multi‐Fault Geometry: The 2020 M6.4 Southwestern Puerto Rico Mainshock

open access: yesGeophysical Research Letters, Volume 52, Issue 8, 28 April 2025.
Abstract The M6.4 mainshock of the southwestern Puerto Rico seismic sequence on 7 January 2020, was one of the most impactful modern earthquakes in the northeastern Caribbean. Due to its offshore location and complex aftershock distribution, its source kinematics remain poorly constrained.
M. M. Solares‐Colón   +7 more
wiley   +1 more source

Regional Back‐Analysis of Earthquake Triggered Landslide Inventories: A 2D Method for Estimating Rock Strength From Remote Sensing Data

open access: yesJournal of Geophysical Research: Earth Surface, Volume 130, Issue 1, January 2025.
Abstract Landslides occur where the stresses below the surface exceed the shear strength of the material. Landslide inventories thus offer opportunities to investigate patterns in subsurface strength provided that the stress conditions at failure can be estimated. Clues to the failure stresses are encoded in the inclination of the slope that failed and
William G. Medwedeff   +2 more
wiley   +1 more source

Seismic hazard assessment using ShakeMap software [PDF]

open access: yes, 2018
Seizmičnost Hrvatske posljednjih je godina slaba do srednja, a najaktivniji su obalni i sjeverozapadni dijelovi gdje su naseljenost i seizmički hazard najveći.
Ćuk, Iva
core  

Ground-motion simulations within ShakeMap methodology: application to the 2008 Iwate-Miyagi Nairiku (Japan) and 1980 Irpinia (Italy) earthquakes

open access: yes, 2013
ShakeMap package uses empirical Ground Motion Prediction Equations (GMPEs) to estimate the ground motion where recorded data are not available. Recorded and estimated values are then interpolated in order to produce a shaking map associated with the ...
Ameri, G.   +9 more
core   +1 more source

Regression analysis of MCS Intensity and ground motion parameters in Italy and its application in ShakeMap

open access: yes, 2010
In Italy, the Mercalli-Cancani-Sieberg, MCS, is the intensity scale in use to describe the level of earthquake ground shaking, and its subsequent effects on communities and on the built environment.
Faenza, L., Michelini, A.
core   +1 more source

ShakeMap implementation for Pyrenees in France-Spain border: regional adaptation and earthquake rapid response process.

open access: yes, 2012
International audienceThe USGS-ShakeMap package is used with a regional adaptation to provide automatic shake maps in rapid response for Pyrenean earthquakes.
Susagna, Teresa   +10 more
core   +3 more sources

The ShakeMap Atlas for the City of Naples, Italy

open access: yes, 2013
Naples is one of the most vulnerable cities in the world because it is threatened by several natural and man-made hazards: earthquakes, volcanic eruptions, tsunamis, landslides, hydrogeological disasters, and morphologic alterations due to human ...
Faenza, L.   +5 more
core   +1 more source

Earthquake Scenario Database

open access: yes, 2023
<p>The GEM Earthquake Scenario Database (ESD) aims at providing both earthquake and impact data for users to perform earthquake scenarios using GEM or their own models for validation and verification purposes.
Silva, Vitor   +8 more
core   +1 more source

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