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Now showing items 1754-1773 of 9119
Design Optimization of Lightweight Structures for Additive Manufacturing
(2022-07-26)
Lightweight structures have many applications in different engineering areas, such as automotive, aerospace, or medical industries, among many others. Optimal design of lightweight structures deals with finding the most ...
Design Optimization of Space Launch Vehicles Using a Genetic Algorithm
(2007-08-15)
The United States Air Force (USAF) continues to have a need for assured access to space. In addition to flexible and responsive spacelift, a reduction in the cost per launch of space launch vehicles is also desirable. ...
Design Seed: An Approach for the Creation of Design-Based Manufacturing Industries in Under-Industrialized Regions, like, Alabama's Impoverished Black Belt Region
(2007-08-15)
Almost two hundred years ago, in a crescent shaped region of Alabama that stretches from Alabama’s eastern boundary with Georgia to its western side abutting Mississippi, half of Alabama’s enslaved population of Africans ...
Design Tool Development for Liquid Propellant Missile Systems
(2007-05-15)
The use of computer programs driven by genetic algorithms (GA’s) has become an increasingly popular method of optimizing engineering designs. This thesis focuses on the modeling and optimization of liquid rocket engine ...
Design Tool for Child Cognitive Development Teaching Aid Design with Multisensory and Synesthesia Stimuli
(2021-12-13)
The negative effect of compulsory homework for preschoolers is encouraging the development of interesting learning ways that can effectively enhance learners’ passion and engagement. Since multisensory learning has earned ...
Design What Matters, Better: A Case Study of Universal and Inclusive Design Implementation Throughout the Design Process Toward Empowerment
(2024-04-30)
The architecture and design industry wields significant influence over inclusion and empowerment in the built environment. Historically, marginalized groups have been left out of the design process, resulting in spaces ...
Design, Fabrication and Testing of Novel Medical Facemasks to Prevent COVID-19
(2022-04-28)
The nation is going through an unprecedented time due to the Coronavirus pandemic. One of the most effective ways to prevent viral spread is to use face masks and respirators. Available reusable face masks are often not ...
Design, Fabrication, and Characterization of a Short Range, Multi Band Frequency Jammer
(2015-05-06)
The purpose of this thesis is to show how frequency jamming against wireless communication systems can be achieved in a modular form so multiple bands can be targeted depending on the need. In this thesis, the basic ...
Design, Fabrication, and Dynamic Modeling of a Printed Circuit Based MEMS Accelerometer
(2007-05-15)
A MEMS capacitive-type accelerometer fabricated using printed circuit processing techniques is presented. A Kapton polymide film is used as the structural layer for fabricating the MEMS accelerometer. The accelerometer ...
Design, Performance, and Analysis of an Automated Tool for Neuropathy Assessment on the Plantar Surface
(2022-07-25)
Diabetic peripheral neuropathy results in the loss of sensation in the hands and feet. Other symptoms such as numbness, burning, shooting pain, and electrical sensation have been reported. Individuals with this disease are ...
Design, Placement, and Laboratory Evaluation of Rejuvenated Cold Recycled Pavement Mixtures
(2023-04-26)
Cold recycled (CR) pavements, the combination of reclaimed asphalt pavement (RAP) and a recycling agent (foamed or emulsified asphalt binder) at ambient temperatures, can provide a sustainable method to rehabilitate, ...
Design, Processing, and Failure Analysis of Open-Architecture Composite Structures
(2015-12-11)
The Open-Architecture Composite Structures (O-ACS) are composed of tow-pregs and cord-pregs. This research conducts a full spectrum analysis from tow-preg to cord-preg and O-ACS. The final goal is to propose an integrated ...
Design, Simulation, and Precision Manufacturing of Flexible-Backing, Morphing Composite Metamaterials that Lock Suddenly in Global Bending
(2021-04-30)
Few composite structures, let alone single materials, are known that undergo sudden but reversible stiffening at a pre-engineered strain profile, especially in global bending. This research builds upon this author’s previous ...
Design, Synthesis and Activity of DNA Minor Groove Alkylators and 2-Methylaristeromycins
(2012-03-15)
Abstract of part I
The DNA structural differences between normal and tumor cells are almost negligible and accordingly, DNA targeting drugs are reserved for serious and life threatening diseases such as cancer. ...
The Design, Synthesis and Application of Redox-Responsive MRI Contrast Agents
(2015-07-29)
Reactive oxygen species (ROSs), such as hydroxyl radicals, superoxide anions and hydrogen peroxide, are side products of aerobic respiration. Although ROSs regulate several physiological processes, they have been implicated ...
Design, synthesis and characterization of polymeric films and membranes
(2010-05-20)
Solid polymer electrolyte membranes play a vital role in polymer electrolyte membrane fuel cells. Although these membranes have been used successfully, there is still a need to improve their proton conductivity, lower their ...
Design, Testing, and Simulation of a Low-Cost, Light-Weight, Low-g IMU for the Navigation of an Indoor Blimp
(2006-05-15)
In this thesis we develop an IMU for the purpose of navigating an autonomous indoor blimp. Due to the unique system properties of an indoor blimp, the developed IMU is light-weight and is capable of measuring slow rotational ...
Designer Silica Layers for Advanced Applications: Processing and Properties
(2009-05-04)
Recently, as scientists have investigated the application of conventional MEMS devices to biological systems, the exciting fields of bio-MEMS and microfluidics have emerged. Due to their small size, bio-MEMS and microfluidics ...
A Designers Perspective on Decreasing Anterior Cruciate Ligament Injuries through the Informed Design of an Interactive Training Device
(2009-12-11)
Young adults frequently engage in various physically demanding sports without the training or supervision of a trained professional. This lack of training or supervision frequently leads athletes to practice and play with ...
Designing a Landscape Based on Childhood Play
(2011-11-30)
Children have the right to play. Throughout history we have recordings of children playing in all cultures. PLAY is a basic need along with nutrition, health, shelter and education. It is vital to the development of all ...