Results 61 to 70 of about 31,884 (231)

Regional Adjustments to NGA‐West2 Ground‐Motion Models for Turkey

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT This paper presents a ground‐motion model updating (GMMU) framework to adjust NGA‐West2 models for predicting a set of intensity measures in Turkey, including peak ground acceleration (PGA), peak ground velocity (PGV), and pseudo‐spectral acceleration (PSA) at periods ranging from 0.01 to 10 s. The GMMU framework integrates bias identification
Mao‐Xin Wang, Gang Wang
wiley   +1 more source

Laboratory observations of permeability enhancement by fluid pressure oscillation of in situ fractured rock [PDF]

open access: yes, 2011
We report on laboratory experiments designed to investigate the influence of pore pressure oscillations on the effective permeability of fractured rock.
Brodsky, Emily E.   +3 more
core   +4 more sources

Deep Reinforcement Learning‐Based Control for Real‐Time Hybrid Simulation of Civil Structures

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT Real‐time Hybrid Simulation (RTHS) is a cyber‐physical technique that studies the dynamic behavior of a system by combining physical and numerical components that are coupled through a boundary condition enforcer. In structural engineering, the numerical components are subjected to environmental loads that become dynamic displacements of the ...
Andrés Felipe Niño   +6 more
wiley   +1 more source

Towards the “ultimate earthquake-proof” building: Development of an integrated low-damage system [PDF]

open access: yes, 2015
The 2010–2011 Canterbury earthquake sequence has highlighted the severe mismatch between societal expectations over the reality of seismic performance of modern buildings.
A Baird   +34 more
core   +1 more source

In Situ Growth of 2D Perovskite Nanocrystals to Induce β–Phase of PVDF for Piezoelectric Nanogenerators with Ultra‐High Output Voltage

open access: yesSmall, EarlyView.
In situ grown 2D perovskite nanocrystals embedded in PVDF enable flexible piezoelectric nanogenerators with greatly enhanced β‐phase content and a high d33∗${\mathrm{d}}_{33}^{\mathrm{*}}$ of 35.16 pm/V. The devices deliver up to 66.54 V, exhibit light‐enhanced piezoelectricity, and maintain durability over 12000 cycles, offering a stable energy source
Yang Yang   +11 more
wiley   +1 more source

Experimental study on the impact of traffic‐induced vibrations on early‐age concrete

open access: yesStructural Concrete, EarlyView.
Abstract The COUNT (Concreting under Traffic) research project systematically examined the effects of traffic‐induced vibrations on early‐age, hardening concrete—a critical issue for bridge construction and renovation. Traffic closures are often imposed during such projects to mitigate potential damage from vibrations.
Christian Gasser   +6 more
wiley   +1 more source

Aseismic Experimental Research on Safety-Belt System of a Low-Gravity-Center Cable-Stayed Bridge

open access: yesBuildings
The seismic performance of low-gravity-center cable-stayed bridges is influenced by their structural system. This paper introduces a novel anti-seismic structural system designed to enhance the earthquake resistance of low-gravity-center cable-stayed ...
Qing Li   +3 more
doaj   +1 more source

Effects of Equipment-Structure-Soil Interaction on Seismic Response of Equipment and Structure via Real-Time Dynamic Substructuring Shaking Table Testing

open access: yesShock and Vibration, 2017
Equation of motion for an equipment-structure-soil (ESS) interaction system was derived using the branch substructure method. After rearrangement, this equation was applied to real-time dynamic substructuring shaking table (RTDSST) testing of the ESS ...
Chongxiang Zhang, Nan Jiang
doaj   +1 more source

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