Results 21 to 30 of about 68,499 (259)

Repaired Reinforced Concrete Beams with Normal and High Strength Concrete

open access: yesDiyala Journal of Engineering Sciences, 2013
In resent years several attempts were undertaken to repair damaged reinforced concrete structures. Studies on the effectiveness of repaired and strengthened reinforced concrete elements which fail primarily due to formation of major flexural cracks are ...
Emad Yassin Khudhair
doaj   +1 more source

Mechanical Properties of High-Strength Pervious Concrete with Steel Fiber or Glass Fiber

open access: yesBuildings, 2022
Pervious concrete (also called porous concrete) is one of the most promising sustainable and green building materials today. This study examined high-strength pervious concrete and ordinary-strength pervious concrete reinforced with steel fiber or glass ...
Ming-Gin Lee   +4 more
doaj   +1 more source

The effects of steel fiber waste tyre on properties of high strength fly ash concrete [PDF]

open access: yesMATEC Web of Conferences, 2019
The utilization of steel fiber from waste tyres can be an alternative to reduce waste tyres due to the increase of tyre production in Indonesia annually. Steel fiber from waste tyre can be added to concrete mix to improve the concrete properties. In this
Fauzan   +4 more
doaj   +1 more source

Compressive strength of masonry constructed with high strength concrete blocks

open access: yesRevista IBRACON de Estruturas e Materiais, 2017
Although the use of high strength concrete blocks for the construction of tall buildings is becoming common in Brazil, their mechanical properties and behavior are not fully understood.
E. S. FORTES   +3 more
doaj   +2 more sources

Studies of Failure of High–Strength Concrete

open access: yesEngineering Transactions, 2015
This paper presents results of studies, conducted by means of the acoustic emission technique and strain measurements, of the failure of high-quality concrete. Several concretes differing in their composition and compression strength were tested.
J. Hoła
doaj   +1 more source

Effects of High-Volume Ground Slag Powder on the Properties of High-Strength Concrete under Different Curing Conditions

open access: yesCrystals, 2021
Massive high-strength concrete structures tend to have a high risk of cracking. Ground slag powder (GSP), a sustainable and green industrial waste, is suitable for high-strength concrete.
Yuqi Zhou, Jianwei Sun, Zengqi Zhang
doaj   +1 more source

The bond stress x slipping relationship

open access: yesRevista IBRACON de Estruturas e Materiais
A few international standards regulate the use of the high strength concrete, which may not be adopted generally without consideration of the differences that can be among the materials in different countries.
M. T. G. BARBOSA, E. S. SÁNCHEZ FILHO
doaj   +1 more source

Simplified Effective Compressive Strengths of Columns with Intervening Floor Slabs

open access: yesInternational Journal of Concrete Structures and Materials, 2020
The current design codes discuss the effective compressive strengths of columns, which reflect a decrease in load transfer performance that can occur when columns and slabs have different concrete compressive strengths. The effective compressive strength
Seung-Ho Choi   +5 more
doaj   +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

Field Report from Collaborative Research Center 1625: Heterogeneous Research Data Management Using Ontology Representations

open access: yesAdvanced Engineering Materials, EarlyView.
A unified research data management framework for heterogeneous materials data is presented. The system integrates multimodal datasets using ontologies and knowledge graphs, enabling interoperability and FAIR (findable, accessible, interoperable, reusable) data principles. By linking data across scales and workflows, it supports reproducible, Artifitial
Doaa Mohamed   +6 more
wiley   +1 more source

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