Results 31 to 40 of about 2,163,870 (311)

EXPERIMENTAL INVESTIGATION OF FLEXURAL PERFORMANCE OF T-SHAPED HYBRID CONCRETE BEAMS RETROFITTED WITH NSM TECHNIQUE USING GFRP BARS

open access: yesMağallaẗ Al-kūfaẗ Al-handasiyyaẗ
In this research, thirteen T-shaped hybrid concrete beams were designed to investigate their flexural behavior. Flanges of all beams were cast by 106 N/mm2 fcu of self-compacting high-strength concrete (SC-HSC), while the webs were made by 45 N/mm2 fcu ...
Meqdam Y. Y. Al-Jabban   +1 more
doaj   +1 more source

Seismic Performance and LCA Comparison between Concrete and Timber–Concrete Hybrid Buildings

open access: yesBuildings, 2023
The growing demand for energy-efficient and environmentally sustainable building materials has led to an increasing interest in hybrid timber-concrete construction. These structures combine the advantages of the two materials, potentially reducing the carbon footprint, shortening construction timelines, and improving seismic and building physics ...
Xiaoyue Zhang   +4 more
openaire   +2 more sources

Adhesion and Sliding Constitutive Relationship between Basalt–Polypropylene Hybrid Fiber-Reinforced Concrete and Steel Bars

open access: yesApplied Sciences, 2023
The extreme marine environment of the South China Sea Islands, which features high temperatures, high humidity levels and high salt levels, seriously affects the safety of building structures.
Bo Wen   +3 more
doaj   +1 more source

Experimental Study on the Seismic Behavior of a Steel-Concrete Hybrid Structure with Buckling Restrained Braces

open access: yesAdvances in Civil Engineering, 2020
The damage to a concrete wall caused by a strong earthquake is generally concentrated at the bottom of the concrete wall, which seriously threatens the safety of the steel-concrete hybrid structure and is very difficult to repair after an earthquake.
Liang Li, Guoqiang Li, Tianhua Zhou
doaj   +1 more source

Properties and Tensile Softening Laws of Hybrid Basalt Fiber Reinforced Recycled Aggregate Concrete

open access: yesBuildings, 2023
The performance of hybrid basalt fiber (BF)-reinforced concrete made with recycled concrete aggregates (RCAs) and dune sand as an eco-friendly construction material is examined.
Shahrukh Shoaib   +2 more
doaj   +1 more source

Residual bond strength in steel reinforced concrete columns after fire exposure

open access: yes, 2012
Steel reinforced concrete columns have been widely used in many countries. The effect of fire exposure on the residual bond strength between the encased steel section and concrete is investigated in this paper.
Yu, Qing   +2 more
core   +1 more source

Deep Learning Pose Estimation for Phenotyping of Co‐Occurring Hyperkinetic Movement Disorders

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore whether routine outpatient video combined with deep learning‐based pose estimation and clinically interpretable kinematic features can support multi‐label phenotyping of co‐occurring hyperkinetic movement disorders (HMDs).
Laura Cif   +17 more
wiley   +1 more source

Is an Apple an Orange? A Large Language Model Benchmark for Candidate Term Extraction and Subclass Decisions Against Upper Ontologies in Engineering and Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Building machine‐readable vocabularies for materials science is slow, expert‐driven work. This study benchmarks 13 large language models on two of its first steps: finding candidate terms in engineering articles and deciding where they belong in a class hierarchy.
Thomas Bjarsch   +3 more
wiley   +1 more source

Mechanical properties and damage modeling of hybrid fiber reinforced concrete under freeze-thaw cycles

open access: yesElectronic Journal of Structural Engineering
This study aimed to investigate the mechanical properties of steel-polyacrylonitrile hybrid fiber reinforced concrete and its durability under freeze-thaw damage.
Lixun Liao   +5 more
doaj   +3 more sources

Composite Strain Hardening Properties of High Performance Hybrid Fibre Reinforced Concrete

open access: yesAdvances in Civil Engineering, 2014
Hybrid fibres addition in concrete proved to be a promising method to improve the composite mechanical properties of the cementitious system. Fibre combinations involving different fibre lengths and moduli were added in high strength slag based concrete ...
Vikram Jothi Jayakumar   +1 more
doaj   +1 more source

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