Materials Science & Technology
Recent Submissions
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PREPARATION OF WS2/TIO2 NANOSTRUCTURES FOR PHOTOCATALYTIC APPLICATIONS
(06-2 , Master Thesis)The energy from fossil fuels has been recognized as a main factor of global warming and environmental pollution. Therefore, there is an urgent need to replace fossil fuels with clean, cost-effective, long-lasting, and ... -
AN IMPROVEMENT OF INTERFACIAL ADHESION BETWEEN AL FOIL AND LOW DENSITY PE THROUGH BLENDING WITH FUNCTIONLIZED POLYMERS
(06-2 , Master Thesis)An enhancement of interfacial adhesion between low density PE (LDPE), particularly QAPCO LDPE packing grade and aluminum foil is an important challenge in designing of multilayered packaging (TetraPak type of packaging) ... -
SEPARATION OF OIL/WATER MIXTURES BY CHEMICALLY MODIFIED MELAMINE FOAMS
(06-2 , Master Thesis)Polymeric foams represent suitable porous sorbents for separating various contaminants dispersed in water. One of the most common polymeric foams is melamine (ME) foams, which are particularly suitable for removing oil ... -
PREPARATION AND CHARACTERIZATION OF POLYMERIC FOAMS FOR REMOVAL OF FREE OIL FROM WATER
(06-2 , Master Thesis)Development of polymeric foams for removal of oily pollutants (spills) from water is a key target of this thesis. Pollutants occur in the form of free oil (floating on the water surface) or oil/water macroscopic, non-stabilized ... -
THE EFFECT OF SINGLE WALLED CARBON NANOTUBES ON THE THERMOELECTRIC PROPERTIES OF BISMUTH TELLURIDE
(2022 , Master Thesis)Modern new technologies, including carbon nanomaterials, polymers performed electronically, and their nanocomposites enhance the performance of thermoelectric materials. Thermoelectrical responses can be improved by ... -
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 ... -
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 ... -
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 ... -
Rational Design of Mxenes with Atomically Doped Multimetals for Efficient Electrochemical and Photoelecrochemical Conversion of Co2 to Usable Hydrocarbons
(2021 , Master Thesis)Ti3C2Tx MXene is a promising catalyst for several applications; however, its electrochemical conversion of CO2 to useable hydrocarbons has been rarely reported experimentally. Herein, two-dimensional Ti3C2Tx nanosheets ... -
Nip/Zno-Doped C3n4 Nanocapsules: A New Highly Corrosion-Resistant Electroless-Plated Coating with Superior Mechanical and Antibacterial Properties
(2021 , Master Thesis)Carbon nitride (C3N4) nanomaterials has superior mechanical, thermal and tribological properties, which make them attractive for various applications including corrosion resistant coatings. In this research, newly ... -
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 ... -
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 ... -
Nutrient consumption over time in plant litter decomposition in drylands: effects of different species mixtures and Photodegradation
(2021 , Professional Masters Project)Plant litter decomposition in soil is a dynamic process that is affected and regulated by several factors. Soil microbial activity, light intensity, litter composition and habitat all affect the rate of decomposition ... -
Relationship between structure, properties and UV/Heat protection behavior of two different types of polyethylene manufactured in Qatar
(2021 , Professional Masters Project)Accelerated (artificial) weathering and thermal ageing tests were performed to investigate the effectiveness of different UV/HALS formulations in reducing the UV/heat degradation effect for two different low-density ... -
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 ... -
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 ... -
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 ... -
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 ... -
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, ... -
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 ...
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