Mechanical and Mechatronics Engineering: Recent submissions
Now showing items 1-20 of 1218
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State and Parameter Estimation of Vehicle-Trailer Systems
(University of Waterloo, 2021-03-05)Vehicle-trailer systems have different unstable modes that should be considered in their stability control, including trailer snaking, jack-knifing, and roll-over. In general, vehicle control systems require vehicle ... -
Wetting, adhesion and droplet impact on face masks
(ACS, 2021-02-12)In the present pandemic time, face masks are found to be the most effective strategy against the spread of the virus within the community. As aerosol-based spreading of the virus is considered as the primary mode of ... -
Interaction of water droplets residing on a solid surface with wall-bounded shear flows
(University of Waterloo, 2021-02-22)Droplet depinning under wind-forcing arises in a wide range of engineering scenarios. Better understanding of this phenomenon not only can optimize the design of relevant engineering systems, but also can help preventing ... -
Measuring Smoke Evolution at Full-Scale with Video Recordings
(University of Waterloo, 2021-02-22)Many knowledge gaps exist in our current understanding of fire and smoke dynamics — caused in large part by a lack of data on smoke evolution in fires. Advances in computer technology, however, now make it possible for ... -
Integrated Task and Motion Planning of Multi-Robot Manipulators in Industrial and Service Automation
(University of Waterloo, 2021-02-01)Efficient coordination of several robot arms in order to carry out some given independent/cooperative tasks in a common workspace, avoiding collisions, is an appealing research problem that has been studied in different ... -
Novel Tornado-Like Vortex Generator with Intelligent Controller
(University of Waterloo, 2021-01-29)Cooking fumes may cause multiple adverse health effects, and range hoods play central roles in controlling indoor air pollution caused by cooking fumes. However, the traditional design of the range hoods has a low efficiency ... -
Trajectory Planning and Subject-Specific Control of a Stroke Rehabilitation Robot using Deep Reinforcement Learning
(University of Waterloo, 2021-01-19)There are approximately 13 million annual new stroke cases worldwide. Research has shown that robotics can provide practical and efficient solutions for expediting post-stroke patient recovery. Assistive robots provide ... -
Microparticle suspensions and bacteria laden droplets: Are they the same in terms of wetting signature?
(ACS, 2021-01-17)Adhesion behavior of microbial pathogens on commonly encountered surfaces is one of the most pertinent questions now. We present the characterization of bacteria laden droplets and quantify the adhesion forces on highly ... -
Friction and Adhesion of Microparticle Suspensions on Repellent Surfaces
(ACS, 2020-11-06)With the recent advancements in the development and application of repellent surfaces, both in air and under liquid medium, accurate characterization of repellence behavior is critical in understanding the mechanism behind ... -
The Vortex Dynamics of Laminar Separation Bubbles
(University of Waterloo, 2021-01-15)Laminar separation bubbles (LSBs) are common features in low Reynolds number flows, and can have considerable performance impacts in applications such as hydrofoils, small-to-medium scale wind turbines, micro and unmanned ... -
An Interaction-Aware Approach for Online Cut-in Behavior Prediction and Risk Assessment for Autonomous Driving
(University of Waterloo, 2021-01-14)The development of autonomous driving has become one of the biggest trends of the 21st century's technology. However, the promotion and the mass production of autonomous vehicles are still at the beginning stage. The ... -
Hessian Estimation Based Adaptive and Cooperative Extremum Localization
(University of Waterloo, 2021-01-13)The thesis is on Hessian estimation based adaptive and cooperative extremum localization via a single mobile sensory agent as well as a network of multiple such agents. First, we develop a continuous time adaptive extremum ... -
Investigating laser-nanoparticle interactions using time-resolved laser-induced incandescence
(University of Waterloo, 2021-01-13)Nanotechnology is extending the frontiers of science and technology, mainly through the applications of engineered nanomaterials. For instance, metal nanoparticles have seen wide-spread applications in the fields of ... -
Development of Elderly Posture Male and Female Finite Element Neck Models and Assessment of Tissue-Level Response Under Impact Loading
(University of Waterloo, 2021-01-13)The growing elderly population and their increased incidence of injury calls for strategies to protect this at-risk population. The effects of ageing include a change in posture, biological material properties, and bone ... -
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, ... -
Short-Term Traffic Participants Behaviour Prediction for Automated Vehicles
(University of Waterloo, 2020-12-17)Due to the rapid commencement of autonomous vehicles and the promising potential benefits, it has made it critical for said vehicles to be able to interpret their environment and compensate for the absence of driver ... -
Sensing of Heavy Metal Ions via Fluorescence Quenching of Femtosecond-Laser-Synthesized Nanoparticles
(University of Waterloo, 2020-12-16)Nanoparticles (NPs) for sensing of heavy metal ions (HMIs) via fluorescence quenching are becoming sought-after for their facile synthesis, cost effectiveness, and high degree of tunability. In this thesis, the sensitive ... -
Expanding the droplet microfluidic community – towards a modular active platform
(University of Waterloo, 2020-12-15)Microfluidics has progressed tremendously as a field over the last two decades. Various areas of microfluidics developed in fully-fledged domains of their own such as organ-on-a-chip, digital and paper microfluidics. Nevertheless, ... -
Computational Fluid Dynamics and 3D Printing towards Nanoscale Thickness Gradients and Scale-up of a Spatial Atomic Layer Deposition System
(University of Waterloo, 2020-12-15)Nanoscale functional thin films are integral part of all modern devices. As these devices continue to miniaturize in feature size, better control of film thickness and quality is needed. Atomic Layer Deposition (ALD) is ... -
Dynamic effects of harnessing cables on distributed parameter systems for space applications: Analytical modeling and experimental validation
(University of Waterloo, 2020-12-02)Power and data signal cables constitute a major component of lightweight spacecraft and satellite structures. These cables can account for up to as high as 30% of the structural mass and hence significantly impact the ...