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Qatar Foundation Annual Research Forum Volume 2010 Issue 1
- Conference date: 12-13 Dec 2010
- Location: Qatar National Convention Center (QNCC), Doha, Qatar
- Volume number: 2010
- Published: 13 December 2010
121 - 140 of 166 results
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Real-time leakage detection in underground water pipelines using wireless communication
Abstract Detecting and locating water leakages in underground water distribution pipes has been studied in this research activity. The importance behind this research is driven by the huge amount of lost water in buried water distribution systems. It is estimated that worldwide, approximately 48 billion m3 water is lost per year. The monetary value of this lost water is about USD 14.6 billion and this amount of water is sufficient Read More
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Smart solar reactor for co-production of hydrogen and industrial grade carbon under any weather conditions
By Nezrin OzalpAbstract The impending shortage of fossil fuels and environmental consequences of fossil fuel consumption are two of the most imperative problems in the world. This presentation is about a novel design of a solar reactor cavity system composed of a camera-like aperture and moving-wall system to house a unique thermo-fluid-chemical process known as ‘solar cracking’. Differing from typical solar powered Rankine cy Read More
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Improving productivity and increasing Qatar reserves
More LessAbstract At Texas A&M University at Qatar, the faculty, research staff, and students of the Petroleum Engineering Program are currently involved in and also planning for several research projects with four main objectives: improving productivity in Qatar's oil and gas fields; increasing the petroleum reserves of Qatar; developing a strong base of Qatari professionals; and preserving the environment. One of our major proje Read More
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Qatar biofuel: research, development, education, infrastructure
Abstract In view of the burgeoning market in international carbon trading and the long-term global regulatory constraints on fuel emissions, the need for an alternative to petroleum oil is both large and immediate. The primary goal of our project is to establish a global infrastructure for the production of biofuel from cyanobacteria and microalgae that can sustain economic and environmentally sound operations of the aviati Read More
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Developing an air quality modeling system for Qatar
Authors: Dianne Lecoeur, Ali Al Mulla, Claude Sadois and Azhari AhmedAbstract The Qatar Air Quality Modelling System (QAQM) was developed by Qatar Petroleum (QP) and Total Research Centre - Qatar (TRC-Q) to elucidate the causes of the high ozone levels in Qatar's lower atmosphere. Ozone formation is a complex phenomenon involving primary pollutants (nitrogen oxides and volatile organic compounds), solar radiation and local meteorological conditions. The pollutant's long lifetimes unde Read More
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Adaptive transmission for spectrum-sharing cognitive systems
Authors: Mohamed Mahmoud Abdallah, Khalid Qaraqe and Mohamed Slim AlouiniAbstract The concept of cognitive networks has recently emerged as an efficient means for utilizing the scarce spectrum by allowing spectrum sharing between a licensed primary network and a secondary network. Cognitive networks can be divided into three different types; namely, interweave, underlay, and overlay. For the interweave type, the secondary users are only allowed to use the spectrum of the primary ne Read More
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Endangered wild plants in Qatar
More LessAbstract A wide range of natural processes, invasive plants and human activity have had a strong impact on the stability of the ecosystem, leading to the destruction of plants habitats and plant endangerment or even extinction. Royal Botanic Gardens, Kew, together with the Natural History Museum, London, and the International Union for the Conservation of Nature (IUCN), has revealed that the world's plants are as threate Read More
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Real-time, online, air quality monitoring sensor network
By Osama KubarAbstract Environmental monitoring is an important tool in the overall environmental management strategy. In particular, a planned monitoring strategy can help in quantifying the level of impact that has occurred during country/region development and enables the predictions of potential air pollution changes to be verified. A quantitative assessment of environmental change following industrial activities is important when f Read More
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Optimal resource allocation for relay-assisted wireless communication systems
Authors: Mohammad Obaidah Shaqfeh and Hussein AlnuweiriAbstract The design, analysis and optimization of cooperative/relaying communication systems have recently become a very active research area within both the information theory as well as communications engineering societies. It is now well understood that relaying strategies can improve the coverage of wireless networks by providing higher data rates or better transmission reliability to user terminals at the edge of a wire Read More
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Preparation, characterization and investigation of CO2 adsorption behavior of zinc-magnesium carbonate compounds
Authors: Ferdi Karadas, Cafer Yavuz, Galen Stucky and Mert AtilhanAbstract The capture of CO2 from flue gases derived from fossil fuelled power plants and the absorption of CO2 from natural gas sweetening processes are two relevant industrial problems closely related with very important environmental, economical and technological problems that need to be solved. Porous inorganic compounds have received attention in recent years due to their possible applications in the carbon Read More
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Ecologies of scale: strategies for designing culturally and environmentally relevant neighborhoods in Doha, Qatar
Authors: Rami El Samahy, Kelly Hutzell, Kristina Ricco and Spencer GregsonAbstract In the past decade, Qatar's population has experienced unprecedented growth. The country has nearly trebled in size, from 522,000 residents in 1997, to over 1,500,000 today. Of that total, 82% is said to live in the metropolitan area of Doha. As phenomenal as this growth may be, however, it is both environmentally and culturally unsustainable. Until now, the tendency has been to build in a speculative manner Read More
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Laser ultrasonic inspection, a new inspection technique and its effects on the integrity and surface properties of the metallic surfaces
Authors: Maqbool Mohammed and Uvais QidwaiAbstract Laser ultrasonic inspection (LUI) is the name given to the techniques in which a laser beam interacts with the surface of a test sample and replaces piezoelectric transducers for launching and probing elastic sound waves. When this wave returns to the surface, a separate laser interferometer detects the small resulting displacement. This technique is strictly non-contact and is therefore suitable for in-process ins Read More
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Effects of GTL fuels on aircraft gas turbine altitude ignition combustor operability
Authors: Reza Sadr, John Moran, Darren Fyffe and Kumaran KannaiyanAbstract The current kerosene fuel used in aviation turbines is tightly controlled to a well defined specification. This fuel specification is a result of the past 50 years of simultaneous research and development between the aviation turbine industry, especially the combustion system, and kerosene jet fuel chemistry. Recently, there has been a ground swell of interest in alternative fuels for aviation, where the fuels can be Read More
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Life cycle assessment of polymers in Qatar
Authors: Nesibe Gozde Ozerkan, Mariam Al Ma'adeed and Ramazan KahramanAbstract Life cycle assessment (LCA) is gaining wider acceptance as a method that evaluates the environmental burdens associated with a product, process or activity by identifying and quantifying energy and materials used and wastes released to the environment, and assesses the impact of the energy and material used and released to the environment. It is also considered as one of the best environmental management tool Read More
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Non-invasive method to examine the diet of the spiny-tailed lizard, Uromastyx aegyptia microlepis, in Qatar
Authors: April Ann Torres Conkey, Renee Richer, Aurora Castilla, John Tribuna and Rita ChanAbstract In this pilot study, we show that a non-invasive technique, fecal analysis, can be used to positively identify diet contents in the spiny-tailed agamid lizard (Uromastyx aegyptia microlepis) in the wild. We examined U. a. microlepis fecal samples collected in the Kharrara region of Qatar and identified over 25 species of desert plants. In addition to the native flora, grains of barley (Hordeum vulgare) were identified in the s Read More
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Integrated pest management as an alternative to chemical pesticides with low environmental impact
More LessAbstract During the last four decades, synthetic chemical pesticides have provided many benefits to agriculture and food production, but they pose some hazardous problems to humans, animals and environment. Chemical pesticides leave undesirable residues in food, water and the environment where they are not used properly. It is estimated that one million people are affected by chemical pesticide poisoning ever Read More
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Biopesticide research and development: for safer agriculture, food and environment
Authors: Samir Jaoua, Roda Al Thani, Slim Tounsi, Dhabia Al Thani and Fatma Al SaadiAbstract In the frame of the protection of the environment that is continuously polluted by the massive use of chemical pesticides, we carried out a joint R&D project, on the development of biological pesticides using local bacterial strains isolated from Qatar and Tunisia. Microbial bioinsecticides were shown to be an efficient tool to control plant pests as well as human disease vectors. The Bacillus thuringiensis elta-endotoxins are Read More
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Fluid-rock interaction in carbonates - the impact of flow rate and grain size distribution on limestone dissolution at the laboratory column scale
Authors: Oussama Gharbi, Zhadyra Azimova, Martin Blunt and Branko BijeljicAbstract As part of the project studying the fundamentals of carbonate reservoir pore/fracture scale physics and chemistry within the Qatar Carbonates and Carbon Storage Research Centre at Imperial College London, sponsored by Qatar Petroleum, Shell and Qatar Science and Technology Park, we present experimental data on the dynamics of fluid-rock interaction during acid injection in carbonate rock. This ha Read More
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Using clumped isotopes to help understand isotopic sector zoning in calcite
More LessAbstract Debated among scientists for decades, observations of compositional differences between different crystallographic faces within a same growth zone, called ‘sector zoning’, represents a major challenge for geochemistry and in particular for isotope geochemistry. Nowadays, convincing evidence for the existence of sector zoning has been reported in the literature. However, no consensus on the mechanisms t Read More
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Improving stable carbon and oxygen isotope geochemical measurements in dolomite: reference material and acid fractionation factor
More LessAbstract The analysis of stable carbon and oxygen isotope composition is one of the most commonly used techniques in stratigraphic and diagenetic research of carbonate rocks. The wide-spread use and easy access of this long-established method has the side effect that little attention is paid to fundamental calibrations. Dolomite is often measured against a calcite standard (NBS19), and the acid fractionation f Read More
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