Browsing Engineering (Faculty of) by Title
Now showing items 2628-2647 of 7206
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Fabrication and Characterization of Nanowires and Quantum Dots for Advanced Solar Cell Architectures
(University of Waterloo, 2012-05-01)The commercially available solar cells suffer from low conversion efficiency due to the thermalization and transmission losses arising from the mismatch between the band gap of the semiconductor materials and the solar ... -
Fabrication and Characterization of Novel Flow Battery Electrodes using Electrospinning
(University of Waterloo, 2018-09-25)The increase in energy demand, depletion of fossil fuel reserves and climate change has shifted our focus to using renewable energy resources. Alternative energy sources, though environmentally friendly, are intermittent ... -
Fabrication and Characterization of Novel Zinc Air Battery Cathodes Using Electrospinning and Electrospraying Techniques
(University of Waterloo, 2021-02-01)High specific energy density, low cost, and relative safety make zinc air batteries a promising energy storage technology. However, to fully realize their advantages improvements must be made to increase their efficiency, ... -
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 ... -
Fabrication and Design of Hybrid Monolithic Shape Memory Alloy Actuators
(University of Waterloo, 2008-05-21)Shape memory alloys (SMA) offer several advantages over traditional electro-mechanical devices, including: smooth, silent, clean operation; linear actuation; high power/weight ratio; scalability; and reduced part counts. ... -
Fabrication and electrokinetic motion of electrically anisotropic Janus droplets in microchannels
(Wiley, 2016-09-07)This paper presents experimental investigations of the fabrication and the motion of electrically anisotropic Janus droplets in a microchannel under externally applied direct current (DC) electrical field. The fabrication ... -
Fabrication and Energetic Characterization of Al/Cu2O Nano-Laminate Thermite
(University of Waterloo, 2021-01-06)Thermites are a class of material which utilizes the oxidation/reduction reaction of the metal fuel and metal/non-metal oxide to produce heat. Thermite materials are used in a variety of applications including welding, ... -
Fabrication and energetic characterization of micro and nano sized Al/CuO core-shell particles
(University of Waterloo, 2019-05-24)Thermite is one type of energetic material which could release a large amount of heat through an oxidation-reduction reaction. Thermite material has a lot of application in joining, metal refining and propulsion. Al/CuO ... -
Fabrication and Evaluation of Multiple Memory Nitinol Stents for Biomedical Applications
(University of Waterloo, 2017-08-15)Cardiovascular diseases (CVD) are the leading cause of deaths worldwide. The development of stents led to a revolutionary phase in the treatment of these diseases [1]. A stent is a tubular metallic structure that is implanted ... -
Fabrication and Evaluation of Polymer Nanocomposites for Space Radiation Shielding Application
(University of Waterloo, 2022-09-27)Protecting astronauts and space crow from hazardous radiation is critical in space missions. Conventional metallic material such as aluminum (Al) and its alloys have been widely used for shielding the harmful space radiations, ... -
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 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 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 ...