Results 41 to 50 of about 2,044 (165)

Post‐earthquake field assessment and damage correlation of elevated reinforced concrete water tanks in Kahramanmaras/Elbistan, Türkiye

open access: yesStructural Concrete, EarlyView.
Abstract This study evaluates the seismic performance of elevated reinforced concrete (RC) water tanks in the Elbistan region following the February 6, 2023 Kahramanmaras–Elbistan earthquakes. Field investigations, visual damage surveys, non‐destructive testing (ultrasonic pulse velocity—UPV), concrete compressive strength measurements, peak ground ...
Mustafa Eken
wiley   +1 more source

Investigation of Ground Motion and Local Site Characteristics of the 2018 Lombok Earthquake Sequence

open access: yesInternational Journal of Technology, 2020
In 2018, Lombok Island was hit by a major earthquake sequence. The Indonesia Meteorological, Climatological, and Geophysics Agency (BMKG) reported that the Lombok Island earthquake sequence started with an Mw 6.4 foreshock, followed by an Mw 6.8 main
Sigit Pramono   +9 more
doaj   +1 more source

Probabilistic estimation of reliable sensor spacing for wire break detection in prestressed concrete using acoustic emission technique

open access: yesStructural Concrete, EarlyView.
Abstract The acoustic emission (AE) technique has proven to be an effective method for detecting individual wire breaks in prestressed concrete structures affected by stress corrosion cracking (SCC). However, despite its widespread application, the quantitative assessment of AE monitoring reliability and optimal sensor placement remains unresolved ...
Max Fiedler, Steffen Marx
wiley   +1 more source

Influence of Site Amplification Approaches in PSRA: Insights From Five Different Cities

open access: yesEarthquake Spectra, Volume 42, Issue 4, November 2026.
Regional and national seismic hazard models used in probabilistic seismic risk analysis often rely on generalized proxy‐based site terms to account for ground shaking amplification. This can result in coarse representations of site response, which can introduce bias or additional uncertainty in the associated risk results.
Julián Montejo   +3 more
wiley   +1 more source

Estimating VS30 for Seismic Stations in South Korea Using Initial Peaks of Primary-wave Seismograms [PDF]

open access: yes, 2022
Department of Urban and Environmental Engineering (Disaster Management Engineering)The confirmation of geotechnical condition is critical when engineers assess seismic hazard for various structures.
Kim, Jaesung
core  

Suite of Regional Seismic Velocity Models for the U.S. Atlantic and Gulf Coastal Plains (CPVMv2.0): Incorporating Epistemic Uncertainty in Velocity Models

open access: yesEarthquake Spectra, Volume 42, Issue 4, November 2026.
The U.S. Atlantic and Gulf Coastal Plain (CP) sediments are kilometers‐thick, low‐velocity deposits underlain by high‐velocity bedrock that create regional patterns of amplification and attenuation of ground motions. Capturing these effects is challenging because of the limited subsurface information available, particularly the shear wave velocity (VS)
Cassie Gann‐Phillips   +5 more
wiley   +1 more source

Stratigraphic Determination Based on Shear Wave Velocity for Earthquake Disaster Mitigation in Lebong District

open access: yesJPFT (Jurnal Pendidikan Fisika dan Teknologi)
Bengkulu Province, including North Bengkulu and Lebong, is located in the subduction zone of the Indo-Australian and Eurasian plates, which makes the region prone to earthquakes. This research focuses on earthquake disaster mitigation in the Lemeu area,
Shara Ashari Prana Jaya Jaya   +6 more
doaj   +1 more source

Earthquake Ground Motion Cycle Count Datasets

open access: yesEarthquake Spectra, Volume 42, Issue 4, November 2026.
This study presents a comprehensive set of earthquake ground motion cycle count datasets derived from the NGA‐West2 and NGA‐Sub databases. We applied peak counting, mean‐crossing, level‐crossing, and rainflow cycle counting methods to over 275,000 acceleration time series.
Brian Carlton, Silvia Mazzoni
wiley   +1 more source

CyberShake NZ: Probabilistic Seismic Hazard Analysis in New Zealand Using Physics‐Based Ground‐Motion Simulations

open access: yesEarthquake Spectra, Volume 42, Issue 4, November 2026.
This study presents the computational components and workflow developed to conduct probabilistic seismic hazard analysis (PSHA) in New Zealand (NZ) using physics‐based ground‐motion simulations, referred to as “CyberShake NZ.” Semi‐automated procedures generate multiple realizations of kinematic rupture models, create rupture‐specific velocity models ...
Brendon A. Bradley   +5 more
wiley   +1 more source

Topografik ve sismolojik VS30 verilerinin karşılaştırılması; Balıkesir örneği

open access: yes, 2022
Balıkesir merkez ilçeleri (Altıeylül ve Karesi)'nde topografik verilerden elde edilen VS30 değeri ile jeofizik ölçümler sonucu elde edilen VS30 verileri karşılaştırılarak olası farklılıkları ve veri benzerlikleri değerlendirilecektir.
CANER TAN
core  

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