Results 11 to 20 of about 6,359 (250)

The seismic microzonation of level 3 of Sant’Agata Fossili (northern Italy) based on a multidisciplinary approach [PDF]

open access: yesAnnals of Geophysics, 2014
In this paper the results of a detailed seismic microzonation, performed at Sant’Agata Fossili (Piemonte region, northern Italy) are presented. We study the local seismic response of this small village using a level 3, that is the most accurate level ...
Giuseppe Di Capua   +7 more
doaj   +4 more sources

Editorial: Seismic microzonation and risk reduction

open access: yesFrontiers in Earth Science, 2023
Sergio Molina   +4 more
doaj   +2 more sources

Six‐Component Earthquake Synchronous Observations Across Taiwan Strait: Phase Velocity and Source Location

open access: yesEarth and Space Science, Volume 10, Issue 12, December 2023., 2023
Abstract With the development of rotational seismometers, especially the high‐sensitivity optical seismometers, rotational motions have shown increasing benefits for calculation of dispersion curves, estimation of back azimuth and many other applications. Here we present the six‐component observations of 2019 Hualien mww6.1 earthquake simultaneously on
Chang Chen   +7 more
wiley   +1 more source

Reconstructing Late Quaternary Paleovalley Systems of Italy Through mHVSR: A Tool for Seismic Hazard Assessment in Modern Coastal Lowlands

open access: yesEarth and Space Science, Volume 10, Issue 12, December 2023., 2023
Abstract Effective site characterization in highly urbanized coastal lowlands requires accurate stratigraphic and geophysical investigations. In these regions, which typically host shallowly buried paleovalley systems formed in response to Quaternary glacio‐eustatic fluctuations, the marked lithologic contrast between soft sediment paleovalley fills ...
Andrea Di Martino   +4 more
wiley   +1 more source

Estimation of historical earthquake‐induced liquefaction in Fraser River delta using NBCC 2020 GMPEs in deterministic and probabilistic frameworks

open access: yesEarthquake Spectra, Volume 39, Issue 4, Page 2584-2612, November 2023., 2023
Paleo‐liquefaction features of sand dykes and sand blows were identified in the 1990s at multiple host sediments in the Fraser River delta in southern British Columbia all younger than 3500 BP. These paleo‐liquefaction sites could be linked to Cascadia subduction earthquakes.
Alireza Javanbakht   +3 more
wiley   +1 more source

PEMETAAN MIKROZONASI DAERAH RAWAN GEMPABUMI MENGGUNAKAN METODE HVSR DAERAH PAINAN SUMATERA BARAT

open access: yesJGE, 2020
Regional Painan, the distric of Pesisir Selatan, the province of west Sumatera is one of the areas with high risk disaster prone. This study aims attempts to maped the disaster prone area of the Painan region based on the dominant frequency value, Vs30 ...
Asri Wulandari   +2 more
doaj   +1 more source

Spectral acceleration basin amplification factors for interface Cascadia Subduction Zone earthquakes in Canada’s 2020 national seismic hazard model

open access: yesEarthquake Spectra, Volume 39, Issue 2, Page 1166-1188, May 2023., 2023
Canada’s 2020 national seismic hazard model (CSHM 2020) provides hazard estimates for interface Cascadia Subduction Zone (CSZ) earthquakes in southwestern Canada using four ground motion models (GMMs) with equal weights. Two out of the four GMMs were derived using data primarily from subduction earthquakes in Japan so their use in CSHM 2020 includes a “
Preetish Kakoty   +3 more
wiley   +1 more source

Analysis of Local Site Effects in the Međimurje Region (North Croatia) and Its Consequences Related to Historical and Recent Earthquakes

open access: yesRemote Sensing, 2022
The Međimurje region (North Croatia), situated between the Drava and Mura rivers with a slightly elevated hilly area, can be generally characterized as a low-seismicity area.
Davor Stanko   +3 more
doaj   +1 more source

Seismic hazard mapping of Ohrid, North Macedonia

open access: yesEarthquake Engineering and Resilience, Volume 2, Issue 1, Page 111-130, March 2023., 2023
A seismic microzonation study is presented for the city of Ohrid in North Macedonia, an important World Heritage Site, exceptionally rich in archeological, architectural, and cultural sites. The Uniform Hazard Method was used to compute the amplitudes of strong motion, with explicit consideration of the geological site conditions.
Vincent W. Lee   +2 more
wiley   +1 more source

Probabilistic approach for seismic microzonation integrating 3D geological and geotechnical uncertainty

open access: yesEarthquake Spectra, Volume 39, Issue 1, Page 310-334, February 2023., 2023
A novel probabilistic methodology for regional seismic site characterization is proposed and applied to a region with highly heterogeneous surficial geology and varying soil sediment thickness and stiffness. The method combines various sources of geological and geotechnical uncertainties to develop a three‐dimensional (3D) shear‐wave velocity (Vs ...
Mohammad Salsabili   +3 more
wiley   +1 more source

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