College of Engineering: Recent submissions
Now showing items 881-900 of 8340
-
An integrated development environment for the creation and delivery of m-Learning objects
( IEEE Computer Society , 2014 , Conference Paper)We live in a new era where education is not anymore restricted to grouping individuals in a room and feeding them information. We also live in the same era where we deal with our handheld devices more than any other normal ... -
Towards a web-based adaptive problem-based learning application
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Problem-based learning (PBL) can be organized and conducted in a number of ways. Building a PBL application to support various PBL forms directly is difficult because the scope of variability cannot be completely known and ... -
Multi-cloud distribution of virtual functions and dynamic service deployment: OpenADN perspective
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Network Function Virtualization (NFV) and Service Chaining (SC) are novel service deployment approaches in the contemporary cloud environments for increased flexibility and cost efficiency to the Application Service Providers ... -
A domain-specific modeling language approach to support various forms of online PBL
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Problem-based learning (PBL) can be organized and conducted in a variety of forms. By adopting a Domain-Specific Modeling Language (DSML) approach we have developed a PBL scripting language, which provides natural concepts ... -
Evaluation of traffic noise in the state of qatar
( CRC Press/Balkema , 2018 , Conference Paper)Mitigating traffic noise is a major concern for transportation departments worldwide. A number of noise mitigation procedures are recognized to control noise emitting from traffic stream. However, noise reduction potential ... -
Characterisation of air voids in w-fam samples using x-ray ct imaging
( CRC Press/Balkema , 2018 , Conference Paper)This study documents the use of high-resolution X-Ray Computed Tomography to characterise air void distribution in Fine Aggregate Mixtures (FAM) prepared using Warm Mix Asphalt (WMA) additives (W-FAM). Specimens were imaged ... -
Characterisation of fatigue resistance of alternative pavement design for the state of Qatar
( Taylor and Francis - Balkema , 2014 , Conference Paper)Asphalt mixtures have been designed in the past in the State of Qatar to safeguard against permanent deformation associated with high temperatures. These mixtures are typically designed to have low content of unmodified ... -
Assessment of linear and nonlinear viscoelastic responses of warm-mix asphalt binders
( CRC Press/Balkema , 2015 , Conference Paper)Warm-Mix Asphalt (WMA) technology is widely used in the paving industry due to its impact on reduction of asphalt mixing and compaction temperatures. Characterisation of WMA in the past had focused on evaluating the linear ... -
Fatigue characterisation of full-scale pavements using viscoelastic continuum damage approach for qatar
( CRC Press/Balkema , 2015 , Conference Paper)The population and economy in Qatar have been expanding significantly in the past six years. Accordingly, Qatar is encountering huge development in infrastructure. The existing mix design methods have been developed in the ... -
Study on the use of low field nuclear magnetic resonance for detecting asphalt aging
( CRC Press/Balkema , 2017 , Conference Paper)Authors of this paper recently introduced the application of Low Field Nuclear Magnetic Resonance (LF-NMR) to evaluate the aging state of asphalt mix samples. This method was able to determine the aging trends of asphalt ... -
Evaluation of Federal Highway Administration’s Traffic Noise Model for Pavements in Qatar
( Springer Nature , 2020 , Book chapter)Traffic noise is an irritating problem especially for residents near major transportation corridors. It’s in the interest of transportation agencies to check the noise level to develop measures to reduce noise if it exceeds ... -
Nanoscale evaluation of multi-walled carbon nanotube’s performance on resisting oxidization of asphalt
( Trans Tech Publications Ltd , 2019 , Conference Paper)Nanotechnology has contributed significantly to different subfields of the construction industry, including asphalt pavement engineering. The improved properties and new functionalities of the nanomaterials have provided ... -
Disruption factor of asphalt mixtures
( Taylor & Francis , 2012 , Article)Typically, aggregate gradation is selected to meet Superpave mix design specification; however, many Superpave mixtures have exhibited deficient field performance. The porosity of the dominant aggregate size range (DASR), ... -
Performance evaluation of full-scale sections of asphalt pavements in the State of Qatar
( American Society of Civil Engineers (ASCE) , 2014 , Article)The population and economy in the State of Qatar have been increasing in the past 5 years. Accordingly, traffic loading has also increased rapidly, which affected the performance of existing roads and highways. This high ... -
State-of-the-art review on sustainable design and construction of quieter pavements-Part 1: Traffic noise measurement and abatement techniques
( Multidisciplinary Digital Publishing Institute (MDPI) , 2016 , Article)Noise pollution due to highway traffic has drawn the attention of transportation agencies worldwide. Noise pollution is an irritant to residents, especially in urban areas near roads with high traffic volume. In addition ... -
State of the Art Study on Aging of Asphalt Mixtures and Use of Antioxidant Additives
( Hindawi , 2018 , Article)The detrimental effects of hardening in asphalt pavements were first recognized by pioneering pavement engineers in the 1900s and have been studied extensively during the last 70 years. This hardening process, referred to ... -
Application of Tools of Quality Function Deployment and Modified Balanced Scorecard for Optimal Allocation of Pavement Management Resources
( Institute of Electrical and Electronics Engineers Inc. (IEEE) , 2020 , Article)Pavement management is a set of tools used to evaluate and maintain pavements so that the pavements can be used safely and effectively over a certain period. Many traditional methods were and are still being used by entities ... -
Comprehensive evaluation of long-term aging of asphalt mixtures in hot climatic condition
( Taylor & Francis , 2018 , Article)Aging is an inevitable phenomenon in hot mix asphalt production and during in-service period of flexible pavement operation. This paper presents an experimental evaluation of long-term aging of asphalt mixtures in Qatar. ... -
A framework for the analysis of damage and recovery characteristics of asphalt mixtures
( Taylor & Francis , 2020 , Article)This study presents two approaches for evaluating damage and recovery characteristics of asphalt mixtures. The first approach focuses on determining damage by extracting recoverable viscoelastic strain that has no damage ... -
Impact of MD5 authentication on routing traffic for the case of: EIGRP, RIPv2 and OSPF
( Science Publications , 2008 , Article)Problem Statement: With the free flow of routing data and the high availability of computer resources, possible threats to the networks can result in loss of privacy and in malicious use of information or resources that ...