Browsing University of Waterloo by Title
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Fabrication and Model Based Position Estimation of Novel Laser Processed Shape Memory Alloy Actuator with an Embedded Strain Gauge Sensor
(University of Waterloo, 2017-09-28)Shape Memory Alloys have sparked great amount of interest in the eld of actuation over the past decades. Until now, sensorless position estimation of SMA actuators under dynamic unknown applied stresses has not been ... -
The Fabrication Commons: Creative Agency Through Intuitive Interfaces
(University of Waterloo, 2020-05-28)With digital fabrication tools and networking technology becoming increasingly attainable and versatile, there is an opportunity for more people to become makers instead of just being passive consumers. How can we take ... -
Fabrication of 2D materials via novel laser treatment processes and their implementation in optoelectronic applications
(University of Waterloo, 2020-06-01)Pulsed laser treatment of 2D materials is becoming increasingly popular due to the simple and efficient nature of the treatment process. In this thesis, the femtosecond laser treatment methods of 2D materials to fabricate ... -
Fabrication of 3D Hybrid Architectures Composed of sp2-Carbon and Inorganic Materials
(University of Waterloo, 2013-10-15)Three dimensional (3D) hybrid architectures are new types of materials that have a number of technological applications. However, the synthesis of such materials has been problematic to date. The objective of this study ... -
Fabrication of a New Model Hybrid Material and Comparative Studies of its Mechanical Properties
(University of Waterloo, 2007-07-27)A novel aluminum foam-polymer hybrid material was developed by filling a 10 pore per inch (0.39 pores per millimeter), 7 % relative density Duocel® open-cell aluminum foam with a thermoplastic polymer of trade name Elvax®. ... -
Fabrication of an Atom Chip for Rydberg Atom-Metal Surface Interaction Studies
(University of Waterloo, 2007-09-28)This thesis outlines the fabrication of two atom chips for the study of interactions between ⁸⁷Rb Rydberg atoms and a Au surface. Atom chips yield tightly confined, cold samples of an atomic species by generating magnetic ... -
Fabrication of an enzyme responsive biomaterial for the treatment of recurrent corneal erosion
(University of Waterloo, 2023-04-11)Purpose: Recurrent corneal erosion (RCE) arising from the loss of superficial corneal epithelial cells causes tremendous ocular pain affecting one’s productivity and quality of life. RCE was traditionally treated with eye ... -
Fabrication of Capacitive Micromachined Ultrasonic Transducers based on Adhesive Wafer Bonding
(University of Waterloo, 2017-01-12)Capacitive micromachined ultrasonic transducers (CMUTs) can be used for medical imaging, non-destructive testing or medical treatment applications. It can also be used as gravimetric sensors for gas sensing or immersion ... -
Fabrication of Graphene-based Electrodes for Electrochemical Energy Storage Devices
(University of Waterloo, 2023-08-29)Amid a global climate crisis, the urgent transition to net zero carbon emissions necessitates the development of improved electrochemical energy storage (EES) devices, such as batteries and supercapacitors. One of the most ... -
Fabrication of Hard-to-Process Ni-Based Superalloy Thin-Wall Parts Made by Laser Powder Bed Fusion
(University of Waterloo, 2022-10-24)Thin-wall part fabrication is significant for aerospace, automotive, and thermal applications, which require complex metallic features hard to manufacture using conventional manufacturing processes. Laser powder bed fusion ... -
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 nanochannels on polystyrene surfaces
(Biomicrofluidics, 2015-05)Solvent-induced nanocrack formation on polystyrene surface is investigated experimentally. Solubility parameter and diffusion coefficient of alcohols are employed to elucidate the swelling and cracking processes as well ... -
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 ...