Auburn University Graduate School: Recent submissions
Now showing items 1121-1140 of 9557
The Effect of Temporal Spacing on the Microstructure and \\Mechanical Properties of Titanium during Pulsed Laser-Powder Bed Fusion
(2023-05-02)
Additive manufacturing (AM) has established itself among the major technologies of the 21st century. Its ability to fabricate extremely complex near-net shape parts in short amounts of time stands out as one of its key ...
The Impacts of Basic Psychological Needs and Big Five Personality Traits on Academic Engagement
(2023-05-01)
The purpose of the present study was to investigate the impacts of basic psychological needs and the Big Five personality traits on college students’ academic engagement. Grounded in self-determination theory: basic ...
Forbidding Monchromatic and Rainbow Cycles and Families of Cycles
(2023-05-01)
In this dissertation, we avoid certain cycles and families of cycles in complete graphs. Introduced by Axenovich and Choi \cite{2011NoteMonotonicity}, the mixed Ramsey spectrum, $\mrs{F}{H}$,
is the set of numbers $k$ ...
Mechanical and Microstructural Behavior Evolution of Lead Free Solder Materials Under Different Thermal Exposures
(2023-05-01)
With the growth of electronic packaging industries, ranging from automobile to hand-held products, reliability is a major concern. Also, to keep pace with the increasing demand of end users for integration, miniaturization, ...
Sorptive Removal of Per- and Polyfluoroalkyl Substances (PFAS) from Water by Biochars
(2023-05-01)
This thesis aims to employ biochar (a carbonaceous material) as a cost-effective sorbent to remove per- and polyfluoroalkyl substance (PFAS) from water by two case studies. Study 1 seeks to identify which biochars perform ...
Adaptive Steering Actuator Delay Compensation for a Vehicle Lateral Control System
(2023-05-01)
This thesis presents an adaptive control algorithm for steering actuator delay compensation in a ground vehicle lateral control system. Unknown and time-varying actuator delay values are considered. Many active safety ...
Load Rating Corrugated Metal Culverts with Shallow Soil Cover
(2023-05-01)
Culverts under existing roadways that do not meet current cover requirements are common. Even though they may have performed without any issues for decades, rating of many of them using current specifications and methodologies ...
Modeling Environments for Exploration of Business Dynamics within P-LEO Constellation Markets
(2023-05-01)
Due to recent investments in the space industry, companies have begun to further explore the business feasibility for space-based systems. This rapidly expanding space resources economy includes proliferated low Earth orbit ...
Enhancing the efficiency of hybrid catfish (♀ channel catfish, Ictalurus punctatus, × ♂ blue catfish, I. furcatus) embryo production through xenogenesis
(2023-05-01)
Xenogenesis has been identified as an innovative technology for hybrid catfish (♀ channel catfish, Ictalurus punctatus × ♂ blue catfish, I.furcatus) embryo production. The xenogeneic process can be accomplished by transplanting ...
Genomic Analyses of Hybridization and Speciation in Macaques
(2023-05-01)
Speciation, the origin of species, is a process fundamental to producing the current diversity of life, and has been a central subject of evolutionary biology for the past century. Hybridization, the mating of individuals ...
Improving Sensitivity and Validating Analyte Generalizability of an Electrochemical DNA Bowtie Sensor
(2023-05-01)
Having a generalizable point-of-care (POC) detection method for diagnostic biomarkers would greatly enhance healthcare management and disease diagnosis, while also improving physiological understanding. POC methods are ...
The Mediterranean diet in a university student population: a cross-sectional study on adherence and perceived knowledge, barriers, and benefits
(2023-04-28)
The Dietary Guidelines for Americans recommend incorporating the Mediterranean diet (MD) into one's eating habits. Nevertheless, it is uncertain if university students have increased their adoption of this diet from 2018 ...
Coinfection dynamics of experimentally challenged channel catfish (Ictalurus punctatus)
(2023-04-28)
Catfish farming is the largest sector of the U.S. aquaculture industry and is of paramount economic importance for Southern U.S. agriculture. Maintaining and improving catfish health is a primary concern for producers, and ...
The Utilization of Geometric Hashing Techniques for Feature Association during Ground Vehicle Localization
(2023-04-28)
This thesis presents a new approach to laser-based robot localization using the concept of geometric hashing. The technique operates on an a priori feature map representing the navigation environment by recording all ...
Existence of L_d(n) and ML_d(n,k)
(2023-04-28)
We are given an n x n array, ML(n,k), with integers n, d, k > 0 such that n=mk and each symbol in {0, ..., m-1} appears in each row and column of the ML(n,k) exactly k times. We aim to construct an ML_d(n,k) with the ...
A Phenomenological Study of High School Band Student Leadership Selection
(2023-04-28)
Band directors are expected to designate student leaders who can fulfill the requirements of their responsibilities effectively. While essential leadership characteristics may vary depending on the ensemble needs, students ...
ERBB4 is a Driver of BRAF WT Melanomas
(2023-04-28)
Approximately 50% of metastatic melanomas harbor a BRAF V600 mutation which causes elevated RAF/MEK/ERK pathway signaling. These tumors are treated using a combination of a BRAF and MEK inhibitor which targets the canonical ...
Learning based approaches to achieve better statistics in Big Data
(2023-04-28)
Statistics in Big data has multiple applications. There are industrial systems that depend on quick and accurate insights into possible anomalies and irregularities on a large scale, for them to take better business ...
Phosphorus in Aquaculture Ponds: Controlling Technique and its Bioavailability to Cyanobacteria
(2023-04-28)
Understanding the loading, speciation, and bioavailability of phosphorus (P) in aquaculture ponds is important for controlling P and harmful algal blooms. This thesis first explored flue-gas desulfurization (FGD) gypsum ...
Evaluating various management strategies of biofloc systems and understanding the physiological basis behind the thermal tolerance of Pacific white shrimp, Litopenaeus vannamei in low salinity waters
(2023-04-28)
Biofloc technology (BFT), in its various types, has been known to be a realistic solution for efficiently managing water quality with low or no water exchange, enhancing shrimp growth performance and establishing an efficient ...