Browsing Theses by Title
Now showing items 5621-5640 of 15492
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Fabrication of high aspect ratio (HAR) atomic force microscope (AFM) tips and nano-pillar arrays using pseudo-Bosch and wet etching
(University of Waterloo, 2020-08-21)This thesis is mainly focused on the research in the field of nanofabrication and application related to atomic force microscope (AFM) system. AFM tip is the most important part of AFM imaging to obtain the surface information ... -
Fabrication of high aspect ratio (HAR) atomic force microscopy (AFM) probes by one step e-beam lithography and AFM cantilever patterning using grafted monolayer brushes
(University of Waterloo, 2018-11-28)Atomic force microscopy (AFM) allows imaging individual atoms where a very sharp tip touches and feels the substrate. Although a regular AFM tip can achieve atomic resolution, it produces false images on substrates with ... -
Fabrication of High Solid Silicon Microneedles Based on Anisotropic Etching by Potassium Hydroxide
(University of Waterloo, 2023-06-13)This thesis presents the research on the high solid silicon microneedles fabrication based on KOH anisotropic etching, aiming at finding a controllable way to fabricate 500 μm high microneedles with good height uniformity ... -
Fabrication of High-Performance Probes for Atomic Force Microscope (AFM)
(University of Waterloo, 2021-05-14)Atomic force microscope (AFM) is widely used for topographical structure characterization. However, one serious issue with AFM imaging is the intrinsic artifact in the AFM image when mapping a none-flat surface (e.g. a ... -
Fabrication of Hollow Silicon Microneedle Arrays for Transdermal Biological Fluid Extraction
(University of Waterloo, 2018-08-07)This thesis presents the research in the field of microelectromechanical systems with the specific aim of investigating a microneedle based transdermal skin fluid extraction concept. This work presents an innovative ... -
Fabrication of microfluidic chip using 3D printing for ocular cell studies
(University of Waterloo, 2023-09-25)Purpose: This thesis aimed to create a polydimethylsiloxane (PDMS) microfluidic chip utilizing low-cost commercial 3D printers and to integrate human corneal epithelial cells (HCEC) into the fabricated chip. Methods: The ... -
Fabrication of Nanocomposite Filaments for 3D-Printing of Water Treatment Membranes
(University of Waterloo, 2018-09-07)The ever-increasing demand to provide fresh, potable water combined with the continued discharge of industrial and agricultural water pollutant chemicals in the water, require developments in conventional water and wastewater ... -
Fabrication of Nanoscale Josephson Junctions and Superconducting Quantum Interference Devices
(University of Waterloo, 2011-09-30)Fabrication of nanoscale Josephson junctions and Superconducting Quantum Interference Devices (SQUID) is very promising but challenging topic in the superconducting electronics and device technology. In order to achieve ... -
Fabrication of Nanostructured Manganese Oxide Electrode with M13 Phage Template
(University of Waterloo, 2014-01-08)Applications of biotechnology in drug delivery and medical instrumentation and energy storage have been gaining popularity. Especially, utilization of biotechnology for energy storage is attracting attention due to its ... -
Fabrication of Novel Suspended Inductors
(University of Waterloo, 2004)With the rapid growth in the wireless industry there has been increasing demand to make devices with better performance. This means lower power, lower voltage, smaller, and in general more efficient. This has lead ... -
Fabrication of Silicon In-plane and Out-ofplane Microneedle Arrays for Transdermal Biological Fluid Extraction
(University of Waterloo, 2019-04-23)This thesis presents research in the field of microelectromechanical systems and specifically in the area of microneedle-based transdermal skin fluid extraction and drug delivery. The objective of this thesis is to ... -
Fabrication of Single-Walled Carbon Nanotube Electrodes for Ultracapacitors
(University of Waterloo, 2011-08-30)Well dispersed aqueous suspensions containing single-walled carbon nanotubes (SWCNTs) from bulk powders were prepared with surfactant and without surfactant by acid functionalization. SWCNT coated electrodes were then ... -
Fabrication of Surface Metal Matrix Composites Using Friction Stir Processing
(University of Waterloo, 2014-09-19)Friction stir processing has been employed to produce metal matrix composites by incorporating reinforcement particles in an Al 5059 matrix. Various particles with sizes from 130 nm to 4.3 um, and different process ... -
Fabrication of Transparent Nanocellulose Paper from Plant Sources for Energy Devices
(University of Waterloo, 2024-01-04)Over the past decades, electronic waste has accumulated and has increased by 21% in the last five years. Recently, a UN report founded that the world dumped a gross record of 53.6 million tonnes of e-waste across last ... -
Fabrication of μ-pH Biosensor for Implantable Medical Devices and Applications in Detecting Post-Operative Complications
(University of Waterloo, 2017-09-19)The monitoring of the pH milieu inside the body is critical to the functions associated with implantable medical devices. By monitoring the variation of pH in real-time inside the body, we are capable of identifying the ... -
Fabrication, Testing and Characterization of MEMS Gyroscope
(University of Waterloo, 2017-05-16)This thesis presents the design, fabrication and characterization of two Micro-Electro-Mechanical Systems (MEMS) vibratory gyroscopes fabricated using the Silicon-On-Insulator-Multi-User-MEMS Process (SOIMUMPs) and Polysilicon ... -
Facadist Toronto: Heritage at Face Value
(University of Waterloo, 2023-04-27)Facadism is the practice of retaining only the outward layer of a building, usually of heritage significance, while the interiors are demolished to make way for new construction. In Toronto, this has become standard practice, ... -
FACES OF MATCHING POLYHEDRA
(University of Waterloo, 2016-09-30)Let G = (V, E, ~) be a finite loopless graph, let b=(bi:ieV) be a vector of positive integers. A feasible matching is a vector X = (x.: j e: E) J of nonnegative integers such that for each node i of G, the sum of ... -
Facial Expression Recognition System
(University of Waterloo, 2008-01-23)A key requirement for developing any innovative system in a computing environment is to integrate a sufficiently friendly interface with the average end user. Accurate design of such a user-centered interface, however, ... -
Facilitating Breast Conserving Surgery Using Preoperative MRI
(University of Waterloo, 2018-09-21)Breast cancer is currently considered the most widespread malignancy in women, which costs the lives of approximately 400,000 people annually worldwide. While extremely useful for early detection and diagnosis of breast ...