تصفح Materials Science & Technology حسب العنوان
السجلات المعروضة 25 -- 44 من 59
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LITHIUM RECOVERY FROM LIQUID SOURCES USING A SPENT LI-ION BATTERY (SLIB) MATERIALS-BASED MEMBRANE CAPACITIVE DEIONIZATION (MCDI)
(2024 , Master Thesis)The increasing demand for lithium (Li) as a crucial raw material in various industries requires efficient recovery methods and a circular economy approach. This study investigates a fast, environmentally friendly technique ... -
MICROWAVE-ASSISTED SOL-GEL SYNTHESIS OF SODIUM-BASED LAYERED OXIDE CATHODE MATERIALS FOR HIGH-PERFORMANCE SODIUM-ION BATTERIES
(2023 , Master Thesis)Layered oxide cathode materials are of great interest in sodium-ion batteries due to their high theoretical capacity, availability, low cost, and environmentally benign raw materials. This work compares the structural, ... -
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 ... -
NEW FLEXIBLE POLYVINYLIDENE FLUORIDE NANOCOMPOSITES FOR FUTURE APPLICATIONS
(2017 , Master Thesis)In this work, we report novel flexible polyvinylidene fluoride (PVDF) hybrid pressure sensors with good mechanical properties. Hybrid combinations of reduced graphene oxide (rGO) with different nano metal oxides -titanium ... -
NEW SULFUR-DOPED CARBON FIBER – SUPPORTED ALLOYS FOR ELECTROCATALYTIC REDUCTION OF OXYGEN FOR PEM FUEL CELLS APPLICATIONS
(2018 , Master Thesis)The daily increase in the world needs for new sources of energy, the population and economy growth, and the industrial expansions made the demand for new sources of energy a critical request within different societies. ... -
Ni-P/TRANSITION METAL-DOPED C3N4 FOR HYDROGEN GENERATION FROM SEAWATER
(2024 , Master Thesis)A pressing demand exists for economical and exceptionally efficient electrocatalysts capable for renewable and clean energy. Nickel phosphides (NiP) and carbon nitride (CN), separately, have garnered significant attention ... -
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 ... -
NITROGEN AND SULFUR– DOPED CARBON NANOFIBER MIXED OXIDES COMPOSITES FOR SUPERCAPACITOR APPLICATIONS
(2016 , Master Thesis)Energy storage devices including supercapacitor are among the rapidly growing field of alternatives for rechargeable batteries due to its high energy density and long life cyclability performance. Electrospinning is a ... -
NOVEL HIGHLY ANTIBACTERIAL CORROSION RESISTANT NIP-CEO2-C3N4 NANO-COMPOSITE COATINGS
(2024 , Master Thesis)Graphitic carbon nitride (g-C3N4) nano-materials are utilized as unique reinforcement in various applications due to their superior mechanical, thermal and protective properties. Moreover, recently, it has become attractive ... -
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 ... -
Optimization and Stabilization of P-Type BISBTE/GRAPHENE Nanocomposites for Efficient Thermoelectric Energy Conversion
(2020 , Master Thesis)The state-of-the-art Bismuth Antimony Telluride (BiSbTe) alloys have a promising potential to advance thermoelectric applications in energy harvesting for efficient power generation and active refrigeration. In this ... -
Physico-Mechanical Properties of New Electrospun Polyvinylidene Fluoride Nanocomposites
(2015 , Master Thesis)This study aimed to prepare and characterize poly(vinylidene fluoride) (PVDF) nanofibres with the following additives: graphene oxide (GO), cellulose, and silver nanoparticles (Ag-NPs). Two types of solvents were used to ... -
Polymer-Matrix Nanocomposite Membranes For Water Treatment
(2019 , Master Thesis)A new generation of advanced fibrous materials with high surface area, large number of pores, high flexibility and adjustable wettability were manufactured from different materials which are viable for many applications ... -
Preparation and characterization of flexible all solid state CNT/MnO2 Supercapacitors
(2018 , Master Thesis)In this work, CNTs/MnO2 hybrid supercapacitors were prepared using RF magnetron sputtering as deposition technique. The as-prepared composite materials were characterized by different morphology and spectroscopy techniques, ... -
Preparation And Characterization Of Multilayered Electrospun Composite Scaffolds For Biomedical Applications
(2019 , Master Thesis)Electrospinning has gained wide attention recently in biomedical applications. Electrospun biocompatible scaffolds are well-known for biomedical applications such as drug delivery, wound dressing and tissue engineering ... -
PREPARATION AND CHARACTERIZATION OF NANOSTRUCTURE MATERIAL FOR BIOLOGICAL APPLICATION
(2023 , Master Thesis)Currently, nanomaterial has gained much attention in medical applications. Two different nanostructured materials were synthesized for biomedical purposes in this approach. Firstly, a composite of bimetallic nanoparticles ... -
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 ... -
PREPARATION OF POLYSTYRENE/ NICKEL OXIDE NANOCOMPOSITE SUPERHYDROPHOBIC COATING FOR PROTECTION AGAINST CORROSION
(2020 , Master Thesis)Many technologies have been studied carefully to overcome the corrosion phenomenon of various metal species found in nature. Among these, the high water repellent surfaces have received significant attention from researchers ... -
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 ... -
Properties and thermal stabilization of Nanocrystalline copper via solute additions of niobium
(2017 , Master Thesis)Nanocrystalline materials, those with grain size <100 nm, were found to have superior mechanical properties compared to their coarse-grained (CG) counterparts. However, these materials are not thermally stable because of ...