Browsing University of Waterloo by Title
Now showing items 11664-11683 of 18754
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Nanoparticles as X-ray CT Imaging Contrast Agents in Saturated Porous Media
(University of Waterloo, 2020-08-28)Parallels exist between medical imaging techniques, such as X-ray computed tomography (CT) or magnetic resonance imaging, and geophysical methods used to analyze the subsurface, such as ground penetrating radar, electromagnetic ... -
Nanoscale Characterization of Melatonin and Amyloid Beta in Model Membranes- in Relation to Alzheimer's Disease
(University of Waterloo, 2014-12-03)Increasing evidence suggests that cell membranes play an important role in the pathophysiology of Alzheimer's disease (AD). Direct interaction of small molecules, such as cholesterol and melatonin, with cellular membrane ... -
Nanoscale Manipulation of Electrokinetic Transport for Iontronic Applications based on Surface Modification
(University of Waterloo, 2021-08-10)Electrokinetic transport demonstrates a lot of new physical behaviors in nanofluidic systems due to the high surface-to-volume ratios and interactions between the fluid and walls of nanofluidic systems. The unique properties ... -
Nanoscale physics of surfactant gene delivery
(University of Waterloo, 2016-01-18)Medicine has met a revolution in the expansion of possibilities for therapy based upon synthetic gene delivery. Imagine the ability to correct problems of a genetic origin with a simple drug -- such science fiction fantasies ... -
Nanoscale quantum transport for quantum information processing
(University of Waterloo, 2013-04-25)In this thesis, I study quantum transport of electron (e.g., current and noise) in quantum dots exploring microscopic processes responsible for spin-relaxation in double quantum dots in Pauli spin blockade regime. This is ... -
Nanoscale X-ray Computed Tomography Based Modeling of Lithium-ion Battery Electrodes
(University of Waterloo, 2018-01-09)Because of their high energy/power density, long cycle life, and extremely low rate of self-discharge, lithium-ion batteries (LIBs) have dominated portable electronics, smart grid, and electric vehicles (EVs). Although ... -
Nanostructure Enabled Memristor and Supercapacitor
(University of Waterloo, 2023-01-09)The composition of conventional circuits is based on four basic elements: resistors, capacitors, inductors, and memristors. Among them, resistors and inductors have been widely studied. Memristor has a desirable application ... -
Nanostructured Carbons and Additives for Improvement of the Lithium-Sulfur Battery Positive Electrode
(University of Waterloo, 2013-04-19)Large specific gravimetric/volumetric energy density, environmental benignity and safe low working voltage. All of these points have been used to describe the lithium sulfur (Li-S) battery in the past, but often times it ... -
Nanostructured catalyst design to improve ultrafine Pt nanoparticle utilization and stability for PEMFCs
(University of Waterloo, 2020-05-15)Polymer electrolyte membrane fuel cells (PEMFCs) is an electrochemical device which efficiently converts chemical energy stored in hydrogen and oxygen into electricity and water. Widely regarded as promising alternative ... -
Nanostructured complex hydride systems for solid state hydrogen storage
(University of Waterloo, 2012-01-19)The present work reports a study of the effects of the formation of a nanostructure induced by high-energy ball milling, compositions, and various catalytic additives on the hydrogen storage properties of LiNH2-LiH and ... -
Nanostructured composites as electrochemical catalysts for Li-air batteries
(University of Waterloo, 2014-09-22)Advanced energy conversion and storage systems are drawing tremendous research attention as the energy demand for portable electronics and electric vehicle (EV) applications continues to increase. Although lithium (Li) ion ... -
Nanostructured conformal hybrid solar cells: a promising architecture towards complete charge collection and light absorption
(Springer, 2013-08-22)We introduce hybrid solar cells with an architecture consisting of an electrodeposited ZnO nanorod array (NRA) coated with a conformal thin layer (< 50 nm) of organic polymer-fullerene blend and a quasi-conformal Ag top ... -
Nanostructured Light Metal Hydrides Based on Li, Al, Na, B and N for Solid State Hydrogen Storage
(University of Waterloo, 2013-08-01)The present work reports a study of the effects of the compositions, and various catalytic additives and nanostructuring by high-energy ball milling, on the hydrogen storage properties of LiBH4, NaBH4, LiNH2 and LiAlH4 ... -
Nanostructured Materials and Electrodes Engineering for Efficient CO2 Conversion
(University of Waterloo, 2020-09-11)The conversion of CO2 to valuable chemicals via electrochemical CO2 reduction reactions (CO2RR) offers a clean approach for recycling CO2 with sustainable and environmental benefits. Among a variety of derived chemicals, ... -
Nanostructured Materials for Electrochemical CO2 Reduction to Multicarbon Products
(University of Waterloo, 2022-09-07)Electrochemical CO2 reduction technology offers promise as a method of carbon storage and energy storage in a world where anthropogenic CO2 levels in the atmosphere are linked with climatic degradation. The main missing ... -
Nanostructured Materials for Energy Storage and Conversion
(University of Waterloo, 2009-11-19)Efficient, cost effective, and environmentally friendly energy storage and conversion systems are highly desirable to meet ever increasing demands. Nanostructured materials have attracted great interest due to their many ... -
Nanostructured Materials for Pseudocapacitors and Single-Electron Devices
(University of Waterloo, 2014-05-21)As a result of increasing demand of power in the modern society, energy storage/consumption is playing a more important role on future economics. Therefore energy storage systems which are more environmentally friendly, ... -
Nanostructured Materials for Tactile and Catalytic Applications
(University of Waterloo, 2018-04-26)In response to the needs of the modern information-rich society, there is an increasing demand for multifunctional materials with novel properties to advance the development of the new-generation electronics. To synthesize ... -
Nanostructured Materials Supported Oxygen Reduction Catalysts in Polymer Electrolyte Membrane Fuel Cells
(University of Waterloo, 2013-04-24)Polymer electrolyte membrane (PEM) fuel cells have been viewed as promising power source candidates for transport, stationary, and portable applications due to their high efficiency and low emissions. The platinum is the ... -
Nanostructured Non-carbonaceous Materials for Improvement of Sulfur Cathode in Lithium-Sulfur Battery
(University of Waterloo, 2014-04-28)Lithium-sulfur battery based on sulfur cathode has the advantages of high specific capacity, high energy density, environmental benignity and natural abundance of sulfur. These advantages over conventional lithium-ion ...