تصفح Materials Science & Technology حسب المؤلف "Youssef, Khaled"
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The Influence of Carbon Nanotubes on the Thermoelectric Properties of Bismuth Telluride
Akbar, Himyan Mohammed (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 ... -
Optimization and Stabilization of P-Type BISBTE/GRAPHENE Nanocomposites for Efficient Thermoelectric Energy Conversion
Lemine, Aicha Sidi (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 ... -
Properties and thermal stabilization of Nanocrystalline copper via solute additions of niobium
Abaza, Mohamed A (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 ... -
Surface characterization and luminescence properties of AlN doped with RE elements (Sm, Ho, Gd, Tm)
Balogun, Ismail Ayodele (2015 , Master Thesis)Rare‐ earth (RE)‐doped III‐nitride broad band‐gap semiconductors have attracted enormous interest as a foundation for optoelectronics devices, which combine the unique luminescence feature of Rare‐earth ions with the ... -
SYNTHESIS AND PROPERTIES OF NANOCRYSTALLINE BI-TE BASED THERMOELECTRIC MATERIALS FOR ENERGY APPLICATION
Alsalama, Manal Mohammed (2016 , Master Thesis)Thermoelectric phenomenon is the science associated with converting thermal energy into electricity based on the Seebeck effect. Bismuth telluride Bi2Te3 is currently considered to be the state-of-the art thermoelectric ... -
Thermal Stabilization and Mechanical Properties of Nanocrystalline Al and Al-Li Alloys
Ahmad, Sara Iyad (2016 , Master Thesis)Aluminum alloys in the conventional grain size state have had their share of research and are implemented in a variety of applications in our everyday life such as being the main structural materials in automobiles, ... -
Thermoelectric Behavior of Nanocrystalline Tin Selenide Nanocomposites
Chamakh, Mariem (2018 , Master Thesis)Thermoelectric technology converts thermal energy to electricity. Many studies were conducted on thermoelectric materials such as Bismuth Telluride and Lead Telluride. And the goal was to achieve an average ZT >2 which is ...