Browsing by Subject "Durability"
Now showing items 1-17 of 17
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A review of recent advances in the science and technology of seawater-mixed concrete
( Elsevier , 2022 , Article)A review of the last 16 years of research (2005-2021) on seawater-mixed concrete is presented. A very significant amount of research, both fundamental and applied, has been performed on this topic, and there is worldwide ... -
Assessment of microstructural and mechanical properties of hybrid fibrous self-consolidating concretes using ingredients of plastic wastes
( Technoscience Publications , 2016 , Article)This paper focuses on the experimental investigation carried out on self-consolidating concrete (SCC) reinforced with micro-steel fibre and hybrid fibres (combination of micro-steel fibre and recycled high density polyethylene ... -
Bond durability and service life prediction of BFRP bars to steel FRC under aggressive environmental conditions
( Elsevier , 2021 , Article)This study presents an experimental investigation on the bond durability of helically wrapped basalt fiber reinforced polymer (BFRP) bars embedded in plain and steel fiber reinforced concrete (SFRC) under the combined ... -
Bond durability of basalt FRP bars to fiber reinforced concrete in a saline environment
( Elsevier , 2020 , Article)This study investigates the influence of basalt fiber reinforced concrete (BFRC) on the bond durability of helically wrapped basalt fiber reinforced polymers (HWBFRP) bars subjected to harsh saline environmental conditions. ... -
Combined effects of treated domestic wastewater, fly ash, and calcium nitrite toward concrete sustainability
( Elsevier , 2021 , Article)The drastic increase in freshwater and ordinary Portland cement (OPC) consumption poses severe environmental and economic challenges worldwide. This study; therefore, explores the mechanical and durability properties of ... -
Copper (II) oxide nanoparticles as additve in engine oil to increase the durability of piston-liner contact
( Elsevier Ltd , 2018 , Article)In the current decade, the development of recyclable, renewable, and sustainable products to replace fossil products is an essential and important matter for industrial and environmental purposes. In the present study ... -
Data on the catalytic CO oxidation and CO2 reduction durability on gC3N4 nanotubes Co-doped atomically with Pd and Cu
( Elsevier Inc. , 2019 , Article)Understanding the fabrication mechanism of graphitic carbon nitride (gC3N4) nanostructures is critical for tailoring their physicochemical properties for various catalytic applications. In this article, we provide deep ... -
Demonstrating the Worth of Recycled Aggregates - A Case Study from Qatar
( American Society of Civil Engineers (ASCE) , 2016 , Conference Paper)Recycled aggregates are widely used in unbound applications in many countries. However, in some areas the materials available may not meet all the requirements of the local specifications. This is the case in Qatar, where ... -
Development and Performance of Cement Bound Materials in Road Pavements
( Qatar Univesrity Press , 2020 , Conference Paper)The use of cement bound materials (CBMs) for road construction in Qatar is relatively new. CBM improves the structural capacity and durability of pavement, but considerations should be made to the setting time and strength ... -
Durability characteristics of high and ultra-high performance concretes
( Elsevier , 2021 , Article)Durability characteristics of high-performance concrete (HPC) and ultra-high performance concrete (UHPC) are evaluated in comparison to normal strength concrete (NSC). HPC and UHPC are cast using commonly available materials ... -
Electrocatalytic activity of nanoparticulate TiO2 coated onto Ta-doped IrO2/Ti substrates: Effects of the TiO2 overlayer thickness
( Elsevier , 2021 , Article)The trade-off between short-term efficiency and long-term durability in electrocatalysis has always been a tough choice. This study examines the electrocatalytic activity of double-layered oxide electrodes comprising a ... -
Mechanical and durability properties of ultra-high performance steel FRC made with discarded materials
( Elsevier , 2021 , Article)This study investigates the mechanical and durability properties of 12 ultra-high performance fiber reinforced concrete (UHPFRC) mixes manufactured using alternate aggregate sources. Natural gabbro aggregates (GA), steel ... -
Post-repair flexural performance of corrosion-damaged beams rehabilitated with fabric-reinforced cementitious matrix (FRCM)
( Elsevier Ltd , 2018 , Article)This paper presents the results of a research program examining the post-repair flexural response of corrosion-damaged reinforced concrete (RC) beams repaired with different FRCM systems. A total of nine RC beams were ... -
Recent Advances in durability of superhydrophobic self-cleaning technology: A critical review
( Elsevier B.V. , 2020 , Article Review)Self-cleaning concept has achieved significant attention because of their distinct features and inclusive range of probable applications in various fields. Inspired from the lotus effect; the self-cleaning properties showed ... -
Strength and durability of composite concretes with municipal wastes
( American Concrete Institute , 2016 , Article)The influence of different types of polyethylene (PE) substitutions as partial aggregate replacement of microsteel fiber-reinforced self-consolidating concrete (SCC) incorporating incinerator fly ash was investigated. The ... -
Technologies Serving Concrete for Economy, Durability and Sustainability
( Qatar Univesrity Press , 2020 , Conference Paper)Concrete comes as the second most used material after water in the world, but it is the first used construction material especially in Middle East. World population is increasing while resources are decreasing. Therefore, ... -
White graphene-cobalt oxide hybrid filler reinforced polystyrene nanofibers for selective oil absorption
( MDPI AG , 2020 , Article)In this work, stable hydrophobic nanocomposites are made from electrospun fibers of polystyrene (PS) containing a hybrid filler combination of (i) hexagonal boron nitride (hBN) and (ii) cobalt oxide (Co3O4) nanomaterials. ...