Results 71 to 80 of about 3,730 (202)

Dynamic Test of Negative Stiffness Damped Outrigger With Damping Amplification

open access: yesEarthquake Engineering &Structural Dynamics, Volume 54, Issue 4, Page 1141-1155, 10 April 2025.
ABSTRACT This paper proposed a novel negative stiffness damped outrigger with damping amplification (NSDO‐DA) through a smart combination of an L‐shape lever, a precompressed disc spring brace (DSB), and a viscous damper. A theoretical model of the NSDO‐DA considering nonlinear adaptive negative stiffness, damping amplification of nonlinear viscous ...
Meng Wang   +6 more
wiley   +1 more source

Colourful Urban Birds: Bird Species Successful in Urban Environments Have More Elaborate Colours and Less Brown

open access: yesEcology Letters, Volume 28, Issue 4, April 2025.
Urban bird communities are more colour‐diverse after accounting for species richness. We also found that bird species that do well in urban environments are less likely to be brown and exhibit more elaborate colours, but not higher sexual dichromatism. ABSTRACT Rapidly expanding urbanisation presents significant challenges to wildlife.
Juan Diego Ibáñez‐Álamo   +4 more
wiley   +1 more source

Experimental Study on the Behavior of Normal and High Strength Self-compacting Reinforced Concrete Corbels

open access: yesJournal of Engineering and Sustainable Development, 2014
The main purpose of this experimental study is to investigate the behavior and strength of self-compacting reinforced concrete corbels with and without steel fibers. The program included (10) specimens, in which the shear span to effective depth ratio
Mohammed Mosleh Salman   +2 more
doaj  

Bearing capacity calculation of reinforced concrete corbels under the shear action

open access: yesMATEC Web of Conferences, 2018
The necessity of creating a general methodology for concrete and reinforced concrete elements strength calculation under the shear is established. Three failure cases of reinforced concrete corbels under the shear are considered.
Dovzhenko Oksana   +3 more
doaj   +1 more source

Predicting the Shear Strength of Fiber Reinforced Concrete Corbels Via Support Vector Machines

open access: yesCumhuriyet Science Journal, 2018
Precast corbels are commonly preferred structural members in industrialbuildings. In this study, a novel application of support vector machines (SVM)is employed for the prediction of ultimate shear strength of fiber reinforcedcorbels, for the first time ...
Ahmet Emin Kurtoğlu
doaj   +1 more source

Opinion of the French Agency for Food, Environmental and Occupational Health & Safety (ANSES) on the risks to human health associated with the proliferation of Ostreopsis spp. on the Basque coast

open access: yesFood Risk Assess Europe, Volume 3, Issue 2, April 2025.
Abstract In France, the presence of marine microalgae of the genus Ostreopsis has been identified repeatedly on the Mediterranean coast for several years, whereas on the French Basque coasts its presence is much more recent. In the summers of 2021 and 2022, major Ostreopsis flowering episodes were reported on the Basque coast, resulting in several ...
Rodolphe Lemée   +73 more
wiley   +1 more source

Graphic Thinking and Digital Processes: Three Built Case Studies of Digital Materiality [PDF]

open access: yes, 2017
Think strategic link between computer programming; digital modeling; the data; matter and CNC manufacturing in the various stages of the architectural project is key to update our discipline with new technologies.
Castaño Perea, Enrique (Coordinador)   +4 more
core  

The excavation of a chambered cairn, the Ord North, at Lairg, Sutherland, by J. X. W. P. Corcoran [PDF]

open access: yes, 1981
In 1967, the late J X W P Corcoran, then a lecturer in archaeology at the University of Glasgow excavated a chambered tomb for the Ministry of Public Building and Works.
Sharples, Niall
core  

A Proposal for the Restoration of the Islamic Towers in the Segura de la Sierra Valley. Significance and Values of this Cultural Landscape [PDF]

open access: yes, 2014
Due to the strategic position of Segura de la Sierra valley (Jaén, Spain) during the 12th and 13th centuries, there were built several defensive fortresses both by Muslims and Christians.
García-Pulido, Luis José   +1 more
core   +1 more source

Building product suggestions for a BIM model based on rule sets and a semantic reasoning engine [PDF]

open access: yes, 2015
The architecture, engineering and construction (AEC) industry today relies on different information systems and computational tools built to support and assist in the building design and construction.
Costa, Gonçal, Pauwels, Pieter
core   +1 more source

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