Search
Now showing items 11-20 of 47
Quantifying the impact of COVID–19 preventive measures on traffic in the State of Qatar
(
Elsevier
, 2021 , Article)
Ever since the beginning of 2020, the mobility of people and goods all over the world has been extremely limited as a result of movement restrictions imposed by local authorities as part of several other efforts to stop ...
Does Pedestrian Penalty Affect Pedestrian Behavior? A Case of State of Qatar
(
Elsevier
, 2021 , Article)
Crashes involving pedestrians are a major concern for authorities in many developed and developing countries. To refrain pedestrians from illegal or unsafe road behavior, authorities introduced three pedestrian penalties ...
Strengthening of reinforced concrete beams in shear using different steel reinforced grout techniques
(
John Wiley and Sons Inc
, 2021 , Article)
In this study, steel reinforced grout (SRG) is proposed for shear strengthening of reinforced concrete (RC) beams using the near-surface embedded (NSE) technique. It is believed based on several research contributions in ...
Material performance and cost effectiveness of seawater-mixed rubberized concrete
(
Elsevier
, 2021 , Article)
The combined use of seawater and recycled tire aggregate (RTA) in concrete is potentially a way forward towards sustainable construction. It can help control harvesting of natural aggregates, manage waste tires, mitigate ...
A hybrid nf-fo-ro process for the supply of irrigation water from treated wastewater: Simulation study
(
MDPI AG
, 2021 , Article)
Municipal treated wastewater could be considered as a water source for food crop irrigation purposes. Enhancing the quality of treated wastewater to meet irrigation standards has become a necessary practice. Nanofiltration ...
Comparison of nanofiltration with reverse osmosis in reclaiming tertiary treated municipal wastewater for irrigation purposes
(
MDPI AG
, 2021 , Article)
This study compares the performance of nanofiltration (NF) and reverse osmosis (RO) for the reclamation of ultrafiltered municipal wastewater for irrigation of food crops. RO and NF technologies were evaluated at different ...
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 ...
Enhancing the electrocoagulation process for harvesting marine microalgae (Tetraselmis sp.) using interdigitated electrodes
(
Elsevier
, 2021 , Article)
Marketable value of algal biomass has been increasing in recent years due to its wide range of applications. This study investigates the performance of a novel cylindrical interdigitated electrode array in electrocoagulation ...
Engineering instructors' professional agency development and identity renegotiation through engaging in pedagogical change towards PBL
(
Taylor and Francis Ltd.
, 2021 , Article)
This qualitative longitudinal study explored three engineering instructors' professional agency in implementing project-based learning (PBL), including multiple sets of data (18 interviews, observations, and written ...
Brain mr image enhancement for tumor segmentation using 3d u-net
(
MDPI
, 2021 , Article)
MRI images are visually inspected by domain experts for the analysis and quantification of the tumorous tissues. Due to the large volumetric data, manual reporting on the images is subjective, cumbersome, and error prone. ...