Browsing Engineering (Faculty of) by Subject "Electrical and Computer Engineering (Nanotechnology)"
Now showing items 1-20 of 21
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Development and Characterization of Nano-Structured LiFePO4 Cathode and Li4Ti5O12 Anode Materials for High-Performance Li-Ion Battery
(University of Waterloo, 2015-02-10)Lithium-ion batteries with high power density and long lifetime is becoming the leading energy storage technologies for applications such as electric vehicles and large-scale electricity storage. But the state-of-the-art ... -
Development of a Flame Atomic Emission Spectrometer for Lab on Chip Applications
(University of Waterloo, 2015-08-24)Flame Atomic Emissions Spectroscopy (FAES) is a powerful spectroscopic technique for trace metal analysis, however, the applications of the method is severely curtailed by its inability to deal with complex samples unless ... -
Double Layer Formation and Cation Pseudo-Intercalation Supercapacitor Carbon Nanotube Composite Electrodes With Enhanced Electrochemical Performances
(University of Waterloo, 2015-01-16)Among electrochemical energy storage solutions, redox-free supercapacitors exhibit the highest power densities and best cycle life, easily reaching over one million cycles. Despite these attributes, Li-ion batteries are ... -
Electrochemical Growth and Characterization of ZnO Nanowires
(University of Waterloo, 2014-08-15)ZnO semiconductor materials, especially nanostructured materials, have potential applications in large-area electronics, photonics and optoelectronics due to their unique electrical and optical properties. ZnO nanowires ... -
Fabrication and Characterizations of Fe/NaCl/Fe Magnetic Tunnel Junctions
(University of Waterloo, 2015-04-23)The tunneling magnetoresistance (TMR) of magnetic tunnel junctions (MTJ) was discovered in the middle of the last century, and it has attracted many researchers’ attention and led to a revolution in the field of data storage ... -
Growth and Characterization of Epitaxial Al Layers on GaAs and Si Substrates for Superconducting CPW Resonators in Scalable Quantum Computing Systems
(University of Waterloo, 2015-08-20)The growth of Aluminum (Al) on semiconductors and dielectrics is a cornerstone in the quest for scalable quantum computing systems. Indeed the electrical properties of Al make it an exceptional candidate for the realization ... -
Hybrid Inorganic/Organic Infrared Imaging Upconversion Devices
(University of Waterloo, 2015-04-30)Upconversion of near-infrared to visible light in a single, hybrid organic/inorganic device is explored in the following work. The components of the photodetector and organic light emitting diode, and the challenge of ... -
An Integrated Polymer Based Polymerase Chain Reaction And Capillary Electrophoresis System For Genetic Diagnosis
(University of Waterloo, 2014-10-24)Micro-Total-Analysis-Systems (µTAS) for genetic diagnosis have a great potential to revolutionize the future of health care. However the lack of µTAS, which is fully integrated, mass-producible and application oriented, ... -
Investigating the Factors Governing the Efficiency and the Electroluminescence Stability in Simplified Phosphorescent Organic Light-Emitting Devices Utilizing One Material for Both Hole Transport and Emitter Host
(University of Waterloo, 2013-12-12)Organic Light-Emitting Devices (OLEDs) have reached industrial maturity in display technology, since OLEDs provide salient advantages such as high brightness, fast response, wide viewing angle, mechanical flexibility, and ... -
Morphology Control and Ordering of PS-b-PMMA Block Copolymer by The Use of Neutral Monolayer and E-beam Lithography
(University of Waterloo, 2015-09-29)As the conventional nanofabrication methods are reaching their limits of miniaturization, new methods are being studied to overcome this miniaturization challenge. Among the new emerging nanofabrication methods, bottom-up ... -
MoS2 Thin Film Transistors using PECVD Dielectrics and Optical Contrast Modeling for Thickness Measurement
(University of Waterloo, 2015-01-16)The discovery of graphene has led to considerable interest in the use of two-dimensional materials for use in transistors. Unlike graphene TMDCs such as MoS2 possess a band gap allowing them to obtain sufficient on/off ... -
Nanofabrication and its Application in Atomic Force Microscopy (AFM)
(University of Waterloo, 2015-09-16)This thesis is focused on nanofabrication and its application in atomic force microscopy (AFM). The contribution of this thesis is thus the development, investigation and characterization of novel nanofabrication technique ... -
Organic Semiconductor Detector for Large Area Digital Imaging
(University of Waterloo, 2014-05-09)Organic semiconductor technology has gained attention in both the sensor and display markets due to its low cost and simple fabrication techniques. The ability to fabricate organic semiconductor devices such as photodetectors ... -
Silicon Nanowire Based Photodetectors: Modeling and Fabrication
(University of Waterloo, 2014-08-18)This research is focused on investigating the role of silicon nanowires in designing high gain, high sensitivity photodetectors, and is based on both device modeling and fabrication. We demonstrate that the superior ... -
Silver Nanowire Coated Threads for Electrically Conductive Textiles
(University of Waterloo, 2015-08-24)The emerging area of e-textiles requires electrically conductive threads. We demonstrate that nylon, polyester, and cotton threads can be made conductive by coating their surfaces with random networks of solution-synthesized ... -
Simple, economical methods for electrical access to nanostructures used for characterizing and welding individual silver nanowires
(University of Waterloo, 2013-09-03)Elongated nanostructures have attracted a great deal of interest due to unique optical, electrical and physical properties. In particular, silver nanowires and nanobeams have proven to be top contenders for a variety of ... -
Studies on processing additives introduced to increase the efficiency of organic solar cells: selection and mechanistic effects
(University of Waterloo, 2015-01-20)Polymeric bulk heterojunction (BHJ) organic solar cells (OSCs) have attracted significant interest as a low cost and renewable technology to harvest solar energy. Despite these advantages, their generally low power ... -
Synthesis of Sulfide-based Solid Electrolytes for Application to All-Solid-State Lithium Sulfur Batteries
(University of Waterloo, 2015-09-29)Lithium–sulfur batteries are a promising candidate to support the demand for high energy density storage systems. The active material is sulfur, which presents the advantages of being abundant on earth, thus inexpensive, ... -
Terahertz Surface Plasmon Resonance Sensor for Material Sensing
(University of Waterloo, 2014-04-25)Terahertz wave (THz) is comprised of electromagnetic waves carrying frequencies from 0.1 to 30 THz. Terahertz radiation has the ability to interact with a wide range of materials, such as plastic and paper, and to provide ... -
Theoretical Investigation of Molybdenum Disulfide (MoS2) Field-Effect Transistors for Electronic and Optoelectronic Applications
(University of Waterloo, 2015-08-19)After the first demonstration of graphene, 2D materials have attracted tremendous attentions in the electronic devices community. Graphene was regarded as a promising material for electronics due to its extremely high ...