Results 51 to 60 of about 519 (146)

Computational Modeling of U-Shaped Seismic Dampers for Structural Damage Mitigation

open access: yesApplied Sciences
U-shaped seismic dampers, passive metallic devices that dissipate energy by cyclic plastic deformation, are designed to mitigate the effects of seismic loads on structures.
Víctor Tuninetti   +7 more
doaj   +1 more source

Finite Element Modeling of a Thermoplastic Polyurethane Ball for Rolling Seismic Isolation

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 4, Page 926-946, 10 April 2026.
ABSTRACT The Elastomeric‐Ball Pendulum (EBP) system, which consists of an elastomeric ball rolling on a spherical concrete surface, has been proposed as an isolation system for lightweight structures. Experimental tests have shown that the mechanics of such a rolling ball are remarkably complicated because the vertical load changes the shape of the ...
Sergio I. Reyes   +2 more
wiley   +1 more source

Time‐ and State‐Dependent Damage Accumulation Due to Aftershocks Under an M9.0 Megathrust Earthquake in the Cascadia Subduction Zone

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 5, Page 1157-1175, 25 April 2026.
ABSTRACT This study develops a comprehensive framework for assessing time and state‐dependent aftershock damage accumulation under an M9.0 megathrust interface earthquake in the Cascadia Subduction Zone (CSZ). The framework integrates aftershock probabilistic seismic hazard analysis (APSHA) and state‐dependent fragility analysis (SDFA) within a ...
Hongzhou Zhang, Yazhou Xie
wiley   +1 more source

Assessment of Snow Cover Fraction Parameterizations for High Resolution Snowpack Reanalyses

open access: yesHydrological Processes, Volume 40, Issue 4, April 2026.
Recent advances in estimating snow water equivalent (SWE) use remotely sensed snow‐covered area data, especially in mountains where precipitation is uncertain. The process relies on a scale‐dependent snow cover fraction (SCF) parameterization. At 100 m resolution, an asymptotic parameterization performed best, reducing SCF RMSE to 16% when assimilating
L. Sourp   +4 more
wiley   +1 more source

Structural Health Monitoring of a Unidirectional Isolation Bridge: Bidirectional Seismic Behavior, Stochastic Model Updating, and Prediction

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 3, Page 759-780, March 2026.
ABSTRACT Accurate mechanical characterization of civil engineering structures after construction remains challenging due to the unique complexities of each structure, including geometric configurations, imperfect design modeling assumptions, soil conditions, and pervasive uncertainties in actual operational environments. Leveraging actual measurements,
Xinhao He   +7 more
wiley   +1 more source

Experimental and numerical characterizations of nano-indentation responses of low viscosity and high viscosity bone cements

open access: yesForces in Mechanics
The present work involves experimentally determining the nano-mechanical properties (elastic modulus, hardness, plasticity index, and recovery resistance) of low viscosity (LV) and high viscosity (HV) Poly (methyl methacrylate) (PMMA) bone cement from ...
Sonalal Prasad Chaurasiya, Rajesh Ghosh
doaj   +1 more source

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