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Browsing Auburn Theses and Dissertations by Title

Now showing items 6294-6313 of 9103

Optical Waveguide Sensor based on Gratings and Metamaterials for Refractive Index Sensing 

Wu, Yixuan (2020-07-14)
Optical waveguide sensors based on gratings and metamaterials for refractive index (RI) sensing are introduced in this Ph.D. dissertation. A waveguide is a structure which can guide light based on total internal reflection. ...

Optimal egg incubation temperature, and the effects of diet on growth of hatchling Eastern Indigo snakes (Drymarchon couperi) during a captive head-start program 

Wines, Michael (2014-05-12)
Optimal husbandry techniques are desirable for any headstart program, but frequently are unknown for rare species. In this thesis I determine the optimal incubation temperature and optimal diet diversity for eastern indigo ...

Optimal Observation Selection in Magnetic Resonance Spectroscopic Imaging 

Gao, Yun (2011-03-29)
Magnetic resonance spectroscopic imaging (MRSI) is a completely non-invasive method for obtaining quantitative information regarding biochemical parameters [1]. It shows great promise for use in basic physiological ...

Optimization and economics of small-scale, on-farm biodiesel production using oilseed crops and waste vegetable oil 

Mullenix, Daniel (2011-05-25)
Recent concerns over unpredictable fuel prices and desire to reduce farm input costs have warranted producer interest in growing alternative crops for the production of biofuels such as biodiesel. Ideally, biodiesel could ...

Optimization and Investigation of SO2 Adsorption Process for Solid Oxide Fuel Cell Cathode Protection 

Cheng, Peng (2017-04-25)
Gas-phase contaminant removal is a critical process for power supply systems (e.g. fuel cells and gas turbines). Because of high-energy efficiency, low emissions, and fuel flexibility, Solid Oxide Fuel Cells (SOFCs) are ...

Optimization Approaches for a Dubins Vehicle in Coverage Planning Problem and Traveling Salesman Problems 

Yu, Xin (2015-05-07)
The motivation of this dissertation is a path planning task for an autonomous robot-trailer system in geophysical surveys. The path planning task includes two main stages. In the first stage, an efficient coverage path is ...

Optimization Approaches to Identifying Personalized Colorectal Cancer Screening Strategies 

Young, David (2022-08-01)  ETD File Embargoed
This dissertation investigates optimization approaches for solving a problem coined the colorectal cancer screening problem (CRCSP). This problem aims to identify a screening strategy for testing an asymptomatic population ...

Optimization methods incorporating statistical and machine learning models in traffic safety 

Hu, Qiong (2021-07-28)
In this dissertation, we investigated the optimization and statistical models regarding the safety aspects of trucking operations. A significant gap in the literature has been identified concerning the interaction between ...

Optimization Models for Advanced Cyber-security in the Smart Grid 

Mousavian, Seyedamirabbas (2014-06-18)
The power grid is increasingly dependent on information and communication technologies, which puts more emphasis on the importance of power system security as one of the top priorities. Internal and external factors can ...

Optimization Models for the Inspection of Electric Power System Assets Using Drones 

Baik, Hyeoncheol (2019-07-09)  ETD File Embargoed
To inspect electric power system assets, electric utilities have relied on inspection personnel and costly equipment. For example, the utilities inspect a power transmission tower by dispatching line crews and helicopters. ...

Optimization of a Turboramjet Hot Section with an Interstage Turbine Burner 

Thorn, Caitlin (2016-05-05)
A turbine based combined cycle engine (TBCC) is currently in development for use in the SR-72 reconnaissance aircraft, the successor to the SR-71 Blackbird. With a proposed operating range of Mach 0-6, there is a need for ...

Optimization of Block Layout for Grocery Stores 

Ozgormus, Elif (2015-03-09)
Because of the proportion of the retail industry worldwide of the global economy and the lack of analytic approaches in the literature to retail facility design, this dissertation addresses block layout in grocery stores ...

Optimization of Cellulose Nanocrystal Films for Optical and Micromechanical Applications 

Saha, Partha (2018-04-24)
The objective of this research is to understand the effect of microstructural helix orientations and alignment in aqueous cellulose nanocrystals (CNC) dispersions and films on mechanical, optical, and surface properties ...

Optimization of Dietary Nutrient Inputs for Pacific White Shrimp Litopenaeus vannamei 

Venero, Roman (2006-05-15)
A series of studies were conducted with Pacific white shrimp, Litopenaeus vannamei, with the objective of optimizing feed input and improving feeding management strategies to reduce wastes and the potential of negative ...

Optimization of Enrichment Protocol for Campylobacter Detection 

Nagel, Gretchen (2014-10-30)
Poultry meat represents the primary source of Campylobacter-associated foodborne illness. The current methods set forth by USDA-FSIS for qualitative detection of Campylobacter from poultry involve selective enrichment to ...

Optimization of Ethanol Production from Concentrated Substrate 

Um, Byung-Hwan (2007-08-15)
This research optimizes ethanol production from high concentrations of cellulosic substrates in order to produce ethanol economically from renewable resources. This study identifies and quantifies the factors that influence ...

Optimization of fast charging method based on a reduced order electrochemical model for lithium ion batteries 

Yin, Yilin (2020-04-22)
Long charging time is one of the technical barriers that should be overcvome for wide acceptance of electric vehicles (EVs) in the market. The charging time can be simply reduced using increased charging current that ...

Optimization of feed management for Pacific White shrimp (Litopenaeus vannamei) 

To, Van (2016-05-05)
Manufactured feed is one of the important components of commercial shrimp aquaculture, providing nutritional balance for farmed shrimp. However, it is also the primary source causing problems related to water quality. ...

Optimization of Fuel-Air Mixing for a Scramjet Combustor Geometry Using CFD and a Genetic Algorithm 

Ahuja, Vivek (2008-12-15)
A new methodology for the optimization of fuel-air mixing in a scramjet combustor using integrated Genetic Algorithms and Computational Fluid Dynamics is presented. A typical combustor design involving Mach 2 crossflow ...

Optimization of High Power Gallium Nitride Based Point of Load Converters for Data Center Power Supply Chains 

Jenkins, Luke L. (2015-04-30)
Wide-bandgap semiconductors are enabling higher efficiency, greater power density, smaller size, and higher switching frequency than traditional Si semiconductors. This work shows the development of an over 96% efficient ...