Browsing Faculty Contributions by Title
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Cantilever Beam Metastructure for Passive Broadband Vibration Suppression
( Qatar Univesrity Press , 2020 , Conference Paper)This paper presents a beam structure of a new metamaterial-inspired dynamic vibration attenuation system. The proposed experimental research presents a designed cantilevered zigzag structure that can have natural frequency ... -
Capacious spread spectrum watermarking utilizing hadamard matrix
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)In this paper, a new watermarking method based on spread spectrum technique, which we call capacious spread spectrum (CSS) is proposed. In this method, unlike the traditional spread spectrum watermarking (TSS), more than ... -
Capacitor voltage balancing using redundant states of space vector modulation for five-level diode clamped inverters
( IEEE , 2010 , Article)A redundancy balancing technique for the five-level diode-clamped inverter is presented, which balances the four dc-link capacitor voltages at high modulation index and high power factor. The technique is based on dividing ... -
Capacity analysis of cognitive wireless networks with dynamic spectrum access
( IEEE Computer Society , 2015 , Conference Paper)Cognitive radio (CR) is a promising technology based on spectrum sharing where the secondary unlicensed users can access the licensed frequency bands in the primary system without any modification to the devices, services ... -
Capacity and delay analysis for data gathering with compressive sensing in wireless sensor networks
(2013 , Article)Compressive sensing (CS) provides a new paradigm for efficient data gathering in wireless sensor networks (WSNs). In this paper, with the assumption that sensor data is sparse we apply the theory of CS to data gathering ... -
Capacity enhancement in cognitive radio wireless network with dynamic spectrum access
( IEEE Computer Society , 2014 , Conference Paper)Deployment of femto-cells underlaying the macro-cell has been proven to greatly improve the system capacity and the indoor coverage. However, to successfully deploy this heterogeneous network, the interference among the ... -
Capital Budgeting Practices: The Case of Qatar
( Qatar University , 2010 , Article)The purpose of this project was to investigate the capital budgeting practice in the largest firms in Qatar. A survey was conducted of the 170 largest firms and corporations. A total of 55 completed surveys were received, ... -
Capital structure, tax effect, financial crisis and default risk: Evidence from emerging market
( Inderscience Publishers , 2017 , Article)The central objective of this study is to investigate the effect of capital structure on corporate failure in the emerging market, in particular Jordan, using a panel data analysis sample representative of 180 Jordanian ... -
Capitalising on professional capital in Lebanese schools post-pandemic
( Elsevier , 2022 , Article)The purpose of the present study was to explore professional capital in Lebanese public and private schools during the transition to online learning, in order to identify lessons that can be applied as teachers and ... -
Car Make And Model Detection System
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)The deployment of highly intelligent and efficient machine vision systems accomplished to achieve new heights in multiple fields of human activity. A successful replacement of manual intervention with their automated systems ... -
Carbimazole-Induced Jaundice in Thyrotoxicosis: A Case Report.
( Springer , 2021 , Article)Carbimazole is a commonly used antithyroid drug in thyrotoxicosis. It is generally well tolerated, and its side effects include allergic skin reactions, gastrointestinal upset, agranulocytosis, and hepatotoxicity. Hepatitis ... -
Carbon black dispersions in surfactant-based microemulsion
( Cambridge University Press , 2018 , Article)In an attempt to introduce a novel approach to formulate carbon black (ketjen black) suspension with enhanced colloidal stability, improved flowability, and higher conductivity, ketjen black was dispersed in microemulsion ... -
Carbon dioxide EGR and sequestration in mature and immature shale: Adsorption study
( Elsevier B.V. , 2020 , Article)Recently, CO2 sequestration in different shale formations has become an attractive option owing to the abundance of shale basins. However, these formations have different maturity levels and contain a variety of minerals ... -
Carbon dioxide hydrogenation to value-added products using Cu-based catalytic materials
( Institute of Physics , 2023 , Conference Paper)In this work, we report on the synthesis and evaluation of catalytic materials composed of copper/calcium oxide/alumina (Cu/CaO/Al2O3) for carbon dioxide conversion to value-added products. Catalytic materials were synthesized ... -
Carbon dioxide sequestration and methane removal from exhaust gases using resorcinol-formaldehyde activated carbon xerogel
( Springer , 2013 , Article)The world is faced with intrinsic environmental issues. Among these issues, the minimization of greenhouse gas emission to acceptable levels presents a high priority. This study seeks to help to reduce the greenhouse effect ... -
Carbon Dioxide Solubility in Phosphonium-, Ammonium-, Sulfonyl-, and Pyrrolidinium-Based Ionic Liquids and their Mixtures at Moderate Pressures up to 10 bar
( American Chemical Society , 2017 , Article)Carbon dioxide solubility in four ionic liquids (ILs) of different families with different cationic-anionic groups (tributylmethylphosphonium formate, butyltrimethylammonium bis(trifluoromethyl sulfonyl) imide, ... -
Carbon Dioxide Transport Pipeline Systems: Overview of Technical Characteristics, Safety, Integrity and Cost, and Potential Application of Digital Twin
( American Society of Mechanical Engineers , 2022 , Article)Carbon dioxide transport from capture to utilization or storage locations plays key functions in carbon capture and storage systems. In this study, a comprehensive overview and technical guidelines are provided for CO2 ... -
Carbon Emissions Policies and its Impact on the Design of Supply Chains
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Carbon emission is a concern across the industry due to its environmental impact. In order to reduce carbon emissions, industry have to look not only at their processes but also in the generation of emissions in the whole ... -
Carbon footprint analysis of electric taxis in Istanbul
( IEOM Society , 2017 , Conference Paper)The global climate change and fossil fuel dependency are two major important challenge for achieving sustainable transportation. Alternative vehicle technologies, especially electric vehicles, have great potential to reduce ... -
Carbon footprint of construction industry: A global review and supply chain analysis
( Elsevier , 2020 , Article)This paper conducts a global review and a macro-level supply chain analysis focusing on carbon footprint of construction industry worldwide for the period between 2009 and 2020 using the Scopus database. A total of 1833 ...