تصفح حسب الناشر
السجلات المعروضة 1 -- 20 من 54
-
3D characterization of sand particle-to-particle contact and morphology
( Elsevier Ltd , 2016 , Article)Particle morphology, orientation, and contact configuration play a significant role in the engineering properties of granular materials. Accurate three-dimensional (3D) characterization of these parameters for experiments ... -
A comparison of ground vibration due to ballasted and slab tracks
( Elsevier Ltd , 2019 , Article)With the development of non-ballasted track forms (often referred to as slab tracks) over the few last decades, it is important to understand their behaviour with respect to ground-borne vibration compared with the traditional ... -
A framework for improving sustainable mobility in higher education campuses: The case study of Qatar University
( Elsevier Ltd , 2018 , Article)Nowadays, sustainable mobility is a main challenge addressed by policy-makers, public managers and scholars worldwide. This research presents a set of guidelines and solutions to support the design of a more sustainable ... -
A hybrid forward osmosis/reverse osmosis process for the supply of fertilizing solution from treated wastewater
( Elsevier Ltd , 2019 , Article)This work investigates the application of a hybrid system that combines forward osmosis (FO) and reverse osmosis (RO) processes for the supply of a fertilizing solution that could be used directly for irrigation purposes. ... -
A shear design model for RC beams strengthened with fabric reinforced cementitious matrix
( Elsevier Ltd , 2019 , Article)The shear behavior of fabric reinforced cementitious matrix (FRCM) strengthened beams requires more research efforts to be fully understood. A detailed investigation into the shear capacity of FRCM shear-strengthened beams ... -
Adaptive thermal comfort in the different buildings of Darjeeling Hills in eastern India – Effect of difference in elevation
( Elsevier Ltd , 2018 , Article)Thermal comfort standards are required to provide comfortable indoor condition which has a positive effect on the occupant. However, the Predicted Mean Vote – Percentage People Dissatisfied (PMV-PPD) model which is used ... -
Analysis of illegal pedestrian crossing behavior on a major divided arterial road
( Elsevier Ltd , 2018 , Article)Pedestrians’ illegal mid-block crossing increases the chances of a crash compared to crossing at marked or signalized crosswalks. Therefore, it is necessary to have an accurate understanding of this type of behavior to be ... -
Assessment of the taxi service in Doha
( Elsevier Ltd , 2016 , Article)This research focuses on passengers' satisfaction of the taxi service in Doha, Qatar. Qatar is a rich developing country where taxis are widely considered as a public transportation service due to the limited use of the ... -
Autonomous vehicles between anticipation and apprehension: Investigations through safety and security perceptions
( Elsevier Ltd , 2021 , Article)Due to the ongoing enormous infrastructural developments and car ownership culture in Qatar, it could be one of those countries to introduce Autonomous Vehicles (AV) technology at the early stages. Therefore, this study ... -
Changes of perceived unevenness caused by in-track vibration countermeasures in slab track
( Elsevier Ltd , 2017 , Article)This paper investigates the relation between unevenness at different locations in a railway track and the unevenness perceived by a train, for the particular case of a slab track. The different types of unevenness considered ... -
Characteristics and mitigation strategies for cell phone use while driving among young drivers in Qatar
( Elsevier Ltd , 2018 , Article)There is no doubt that cell phone use while driving can lead to a higher probability of driver error, which increases the likelihood of more crashes. In Qatar, the high rate of cell phone use while driving among young ... -
Classification tree analysis of factors affecting parking choices in Qatar
( Elsevier Ltd , 2015 , Article)Qatar has experienced a significant population growth in the past decade. The growth has been accompanied by an increase in automobile ownership rates leading to parking problems especially in the capital city of Doha. The ... -
Comparative evaluation of fatigue resistance of warm fine aggregate asphalt mixtures
( Elsevier Ltd , 2016 , Article)Fatigue cracking is one of the crucial distresses in asphalt pavements that affect its service life and rehabilitation process. The resistance of asphalt mixtures to fatigue failure in the laboratory experiments is influenced ... -
Cost optimization of composite beams using genetic algorithms
( Elsevier Ltd , 2009 , Article)This paper presents a genetic algorithm model for the cost optimization of composite beams based on the load and resistance factor design (LRFD) specifications of the AISC. The model formulation includes the cost of concrete, ... -
Cylindrical graphite based microbial fuel cell for the treatment of industrial wastewaters and bioenergy generation
( Elsevier Ltd , 2018 , Article)Cylindrical graphite microbial fuel cell (MFC) configuration designed by eliminating distinct casing and membrane was evaluated for bioelectrogenesis and treatment of real-field wastewaters. Both petroleum refinery wastewater ... -
Diaphragm shear strength and stiffness of aluminum roof panel assemblies
( Elsevier Ltd , 2016 , Article)A diaphragm is an assembly of planar structural elements interconnected to each other to provide in-plane bracing system and transmit in-plane forces. The diaphragm geometry, supporting frame, type of the panel profiles, ... -
Different FRCM systems for shear-strengthening of reinforced concrete beams
( Elsevier Ltd , 2017 , Article)This paper presents the results of an extensive experimental study on the efficacy of different fabric-reinforced cementitous matrix (FRCM) systems for the strengthening of reinforced concrete (RC) beams, which are critical ... -
Dilution of seawater using dewatered construction water in a hybrid forward osmosis system
( Elsevier Ltd , 2018 , Article)In this study, dewatered construction water was used for the first time as the feed solution in a combined pretreatment-forward osmosis process to dilute seawater (i.e. draw solution) for further desalination. It was found ... -
Driving simulation sickness and the sense of presence: Correlation and contributing factors
( Elsevier Ltd , 2021 , Article)Driving simulators are useful and effective tools for conducting studies in the field of traffic safety. Simulation sickness (SS) and the sense of presence (SP) are two well-known factors that could affect the results of ... -
Effect of corrosion damage on the flexural performance of RC beams strengthened with FRCM composites
( Elsevier Ltd , 2017 , Article)This paper reports on the flexural behavior of corrosion-damaged reinforced concrete (RC) beams strengthened with different fabric-reinforced cementitious matrix (FRCM) composites. Three groups of beams were subjected to ...