Results 81 to 90 of about 4,584 (215)

Seismic design and performance evaluation of post‐tensioned CLT shear walls with coupling U‐shaped flexural plates in Canada

open access: yesEarthquake Spectra, Volume 41, Issue 3, Page 2203-2224, August 2025.
Post‐tensioned cross‐laminated timber (PT‐CLT) walls coupled with U‐shaped flexural plates (UFPs) have proved to be a low‐damage seismic force‐resisting system (SFRS) due to their self‐centering capability and stable energy dissipation. Global efforts have been made to explore the applicability of PT‐CLT walls as primary SFRSs in mass timber buildings.
Huanru Zhu   +4 more
wiley   +1 more source

Recent and future developments in earthquake ground motion estimation [PDF]

open access: yes, 2016
Seismic hazard analyses (SHA) are routinely carried out around the world to understand the hazard, and consequently the risk, posed by earthquake activity.
Douglas, John, Edwards, Benjamin
core   +1 more source

Modeling post‐earthquake functional recovery of bridges

open access: yesEarthquake Spectra, Volume 41, Issue 3, Page 2089-2122, August 2025.
Rapid restoration of transportation systems following earthquake disruptions is essential due to its significant impact on commutes, freight transport, and emergency medical response. This study develops a framework to model bridge post‐earthquake functional recovery, which is a critical step in assessing the seismic resilience of transportation ...
Chenhao Wu   +9 more
wiley   +1 more source

An updated probabilistic seismic hazard assessment for Romania and comparison with the approach and outcomes of the SHARE project [PDF]

open access: yes, 2015
The probabilistic seismic hazard analysis for Romania is revisited within the framework of the BIGSEES national research project (http://infp.infp.ro/bigsees/default.htm) financed by the Romanian Ministry of Education and Scientific Research in the ...
Barbat, Alex   +5 more
core   +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 6567 firms in the Brazilian manufacturing industry is considered and explanatory factors pertaining structural characteristics, network technology,
Luis Otávio Façanha, 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

Systematic assessment of nonlinear soil behavior at KiK‐net sites in Japan: Thresholds and controlling site factors

open access: yesEarthquake Spectra, Volume 41, Issue 3, Page 2278-2310, August 2025.
We address two open questions concerning nonlinear soil behavior in a seismic hazard and risk context; (1) which site proxies can be used to predict and map nonlinear site amplification? (2) At which level of ground‐motion intensity should such nonlinear models be considered?
Karina Loviknes   +3 more
wiley   +1 more source

Seismic Hazard and Ground Motion Characterization at the Itoiz Dam (Northern Spain). [PDF]

open access: yes, 2012
This paper presents a new hazard-consistent ground motion characterization of the Itoiz dam site, located in Northern Spain. Firstly, we propose a methodology with different approximation levels to the expected ground motion at the dam site. Secondly, we
A. García-Jerez   +5 more
core   +2 more sources

Time‐dependent seismic risk assessment of highway bridges in western Canada under mainshock‐aftershock subduction earthquakes

open access: yesEarthquake Spectra, Volume 41, Issue 3, Page 2123-2149, August 2025.
This study conducts the time‐dependent seismic risk assessment of highway bridges in western Canada when subjected to Cascadia subduction earthquakes (CSE) and aftershocks (AS). The performance‐based earthquake engineering framework is extended to assess the expected annual repair cost ratio and annual restoration time of a benchmark bridge class under
Yihan Shao, Yazhou Xie
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

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