Results 11 to 20 of about 112,673 (357)

Flexural ductility of lightweight-aggregate concrete beams

open access: yesJournal of Civil Engineering and Management, 2016
This paper describes an experimental study on the flexural ductility of lightweight-aggregate concrete beams in­cluding concretes with compressive strengths between 22.0 and 60.4 MPa and dry densities between 1651 and 1953 kg/m3.
Luís F. A. Bernardo   +2 more
doaj   +1 more source

Plastic rotation capacity of lightweight-aggregate concrete beams

open access: yesJournal of Civil Engineering and Management, 2016
This article describes a study on the plastic behaviour of lightweight-aggregate concrete beams. The experimental results of nineteen simply supported beams previously tested by the authors were used in this study.
Luís F. A. Bernardo   +2 more
doaj   +1 more source

The Effect of Ocean Loading on the Growth of Basaltic Ocean Island Volcanoes and Their Magmatic Plumbing System

open access: yesFrontiers in Earth Science, 2018
Basaltic shield volcanoes most commonly form as intraplate volcanic ocean islands that arise from the ocean floor and continue to grow above the sea water level to form gigantic volcanic edifices.
Nicolas Le Corvec, Patrick J. McGovern
doaj   +1 more source

Structural Efficiency of Hollow Reinforced Concrete Beams Subjected to Partial Uniformly Distributed Loading

open access: yesBuildings, 2021
Reinforced concrete (RC) beams containing a longitudinal cavity have become an innovative development and advantage for economic purposes of light-weight members without largely affecting their resistance against the applied loads.
Hadi Naser Ghadhban Al-Maliki   +3 more
doaj   +1 more source

Variable-delay Polarization Modulators for Cryogenic Millimeter-wave Applications [PDF]

open access: yes, 2014
We describe the design, construction, and initial validation of the variable-delay polarization modulator (VPM) designed for the PIPER cosmic microwave background polarimeter.
Chuss, David T.   +9 more
core   +3 more sources

Prediction of Deflection of Shear-Critical RC Beams Using Compatibility-Aided Truss Model

open access: yesApplied Sciences, 2021
This study proposes a method for predicting the deflection of shear-critical reinforced concrete (RC) beams. Shear deterioration of shear-critical RC beams occurs before flexural yielding.
Sang-Woo Kim
doaj   +1 more source

Development of Deformation Bands and Deformation Induced Weathering in a Forearc Coal-Bearing Paleogene Fold Belt, Northern Japan

open access: yesApplied Sciences, 2022
We conducted microstructural and microchemical analyses of deformation bands in a forearc fold belt consisting of the Eocene Urahoro Group located in northern Japan.
Hiromi Kaji, Toru Takeshita
doaj   +1 more source

Flexural fatigue characteristics of steel fiber reinforced recycled aggregate concrete (SFRRAC) [PDF]

open access: yesFacta Universitatis. Series: Architecture and Civil Engineering, 2009
This research work is aimed at investigating the flexural fatigue behavior of Steel Fiber Reinforced Recycled Aggregate Concrete (SFRRAC). This study gains importance in view of the wide potential for demolished concrete to serve as a source of quality ...
Heeralal M., Kumar Rathish P., Rao Y.V.
doaj   +1 more source

Imaging Pulsed Laser Deposition oxide growth by in-situ Atomic Force Microscopy [PDF]

open access: yes, 2017
To visualize the topography of thin oxide films during growth, thereby enabling to study its growth behavior quasi real-time, we have designed and integrated an atomic force microscope (AFM) in a pulsed laser deposition (PLD) vacuum setup.
D. Post   +5 more
core   +3 more sources

Deformational analysis of prestressed high‐strength concrete members using flexural constitutive model

open access: yesJournal of Civil Engineering and Management, 2005
In this paper, an attempt has been made to extend application of the recently proposed Flexural constitutive model to short‐ and long‐term deformational analysis of flexural partially prestressed concrete members. The effect of tension stiffening and
Renata ZamblauskaitÄ—   +2 more
doaj   +1 more source

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