Browsing Materials Science & Technology by Title
Now showing items 1-20 of 42
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Biodegradable thermoplastic polyurethane composites as potential plating systems in pediatric facial fractures
(2022 , Master Thesis)Due to the rapid growth of facial bone in the pediatric age group, the use of metallic plates would require a second surgical intervention to remove it. The alternative is biodegradable plating systems which are safe but ... -
CARBON BASED CONDUCTIVE FIBERS FOR FUEL CELL APPLICATION
(2018 , Master Thesis)A novel catalyst consists of a group of metals (Ni, Co and Cu) deposited on carbon fiber support and was prepared for oxidation using methanol and ethanol in alkaline medium. The carbon fiber support was fabricated by ... -
Chemical Treatment and Characterization of Qatalum’s 1st Cut Spent Spot Lining (SPL)
(2015 , Master Thesis)Spent pot lining (SPL) waste is produced in thousands of tons annually from the aluminium production factories including Qatar Aluminum Company, Qatalum. SPL is classified into first and second cut; the first cut is mainly ... -
Controlled Fabrication of Efficient Porous Multifunctional Nanocatalysts for The Gas Conversion Reactions to Usable Fuels: A Closer Step for Commercialization
(2020 , Master Thesis)Carbon-based (CNs) nanostructures attracted great attention in various conversion energy technologies, owing to their unique"physicochemical properties such as high surface area, abundant active sites, and stability. Herein, ... -
Corrosion inhibition of Mild Steel at Elevated temperature in highly Acidic Brines using a green corrosion inhibitor
( Material Science and Technology , 2017 , Thesis)Corrosion Inhibition of mild steel in 5 M Hydrochloric acid solution at different temperatures was investigated using a new green corrosion inhibitor (lauramidopropylamine oxide). Various electrochemical techniques and ... -
Designing Flexible and Porous Polystyrene/Silver Doped Zinc Oxide Nanocomposite Fiber Sorbents for Oil/Water Separation
(2020 , Master Thesis)The aim of this work is to fabricate hydrophobic porous nanocomposite with enhanced oil adsorption capacity and multifunctional features including antibacterial and photocatalytic effect. Zinc oxide (ZnO) and silver doped ... -
Designing of polyethylene-based material modified by plasma discharge for water/oil separation
(2021 , Master Thesis)Produced water (PW) from petrochemical industries is one of the largest wastewaters generated in Qatar. Soluble and insoluble oil contaminants occur in this water and must be removed if water will be used or discharged ... -
ELECTRODE SUSPENSION FOR AQUEOUS SODIUM FLOW BATTERY
(2022 , Master Thesis)In the current study, we attempt to formulate and characterize aqueous electrode suspensions (anolytes) composed of carbon black (KB) and sodium titanate (Na2Ti3O7; NTO) dispersed in branched micelle solution. The suspensions ... -
Enhancement of the Interfacial Adhesive Strength between Low Density Polyethylene and Aluminum Foil for Packaging Applications
(2021 , Master Thesis)The low-density polyethylene/aluminum (LDPE/Al) joint in Tetra Pak liquid containers provides stability and strength to the food package, ensures protection against outside moisture, and maintains the nutritional values ... -
ENHANCING THE FOULING RESISTANCE AND REJECTION OF CELLULOSE ACETATE [CA] /MXENE [𝑇𝑖3𝐶2𝑇𝑥] NANOCOMPOSITE MEMBRANES
(2021 , Master Thesis)Obstacles in the membrane-based separation field are mainly related to membrane fouling. This study synthesized a pioneering covalently crosslinked cellulose acetate anti-fouling mixed matrix membrane containing between ... -
Enhancing the Thermoelectric Properties of N-type Bismuth-Telluride-Based Alloys Using Graphene As A Nanofiller
(2020 , Master Thesis)Bismuth telluride chalcogenides are the ideal thermoelectric materials used for near room temperature applications. However, the usage of these materials is relegated to a few applications as a result of the extremely low ... -
Er Doped Gan/Aln Multiple Quantum Well Structure For Optoelectronic Devices
(2021 , Master Thesis)Well-defined coral reefs and patches with high density of fishes were reported in the Arabian Gulf. Due to environmental and anthropogenic disturbances, especially due to coastal development, coral reef cover starts ... -
Er Doped III-Nitride Semiconductors
(2017 , Master Thesis)Erbium ions (Er3+) doped in a solid material enables the intra 4f shell transitions from its first excited state (4I13/2) to the ground state (4I15/2). The intra-4f shell transition at 1540 nm is of exceptional interest ... -
Fabrication of Heterostructured TiO2 Nanorods for Enhanced Solar Water Splitting
(2020 , Master Thesis)As global population growth and energy demand keep to ramp up, green and sustainable energy production with environmental concerns has become as one of the most serious challenges over the past years. Photocatalysis is a ... -
Fabrication of Nano-Composite Membrane for FO Desalination
(2021 , Master Thesis)The aim of this work is to solve the current issues experienced in forward osmosis (FO) membranes such as low water flux, membrane fouling, and high reverse solute flux (RSF). We also propose a novel technique to ... -
Heat Absorbers based on Recycled Polyethylene and Paraffin Wax for Energy Storage
(2016 , Master Thesis)The building sector is one of the main sectors in Qatar; however, it consumes a huge portion of primary energy sources. Today, there is a worldwide trend to utilize renewable sources of energy to cover buildings’ energetic ... -
Impact of Prolonged Exposure to Sour Service on the Mechanical Properties and Corrosion Mechanism of Nace Carbon Steel Material Used In Wet Sour Gas Multiphase Pipeline in Qatar
(2020 , Master Thesis)Oil and Gas industries involve severe corrosive/sour environmental conditions due to H2S and CO2 and moisture content. The National Association of Corrosion Engineers, NACE, has developed standards to enable the users ... -
The Influence of Carbon Nanotubes on the Thermoelectric Properties of Bismuth Telluride
(2020 , Professional Masters Project)Thermoelectric materials are devices that have the ability to convert waste heat to electricity. The widespread use of thermoelectric materials is currently limited by the low value of their figure-of-merit (ZT). Bismuth ... -
THE INFLUENCE OF SHEAR STRESS ON NANOMATERIAL'S UPTAKE BY CANCER
(2020 , Master Thesis)Recently, nanotechnology products have been used for a variety of applications including the medical field. Two dimensional (2D) nanomaterials have attracted a growing interest due to its unique properties and ultrathin ... -
MOLECULAR LEVEL UNDERSTANDING OF NANOCLAY DISPERSION IN POLYSULFONE, POLYIMIDE, AND THEIR BLEND COMPOSITES
(2016 , Master Thesis)Polymer composites based on polysulfone (PSF) and polyimide (PI) are used as membranes for gas separation and water purification applications. However, structure composition related issues limit the performance of the used ...
