Auburn Theses and Dissertations: Recent submissions
Now showing items 3001-3020 of 9554
On the study of atomic and molecular processes affecting Astrophysical Plasma using high-resolution optical and UV spectroscopy
(2019-06-13)
Rydberg Enhanced Recombination (RER), a recombination process related to dielectronic
recombination in which electrons are captured into energy states below the ionization
threshold, has been theoretically predicted to ...
Healing the hearts of bereaved parents: Impact of legacy artwork on grief in parents whose children died of cancer
(2019-06-13)
Approximately 12% of youth with cancer do not survive, representing a devastating loss for parents. Strategies to improve parent coping have been understudied, and no studies have examined the impact of legacy-making ...
Examining Characteristics and Barriers on the Adoption of School Gardens among Agricultural Education Teachers
(2019-06-13)
The overall purpose of this study was to understand the influence of selected
factors on the adoption of school gardens by Agricultural Science teachers in Alabama.
This study looked at how the relationships between ...
Three Essays on Climate Change Impacts on Agriculture
(2019-06-12)
In the first chapter, we evaluate the effects of climate change on Vietnam’s rice market. Results suggest that under a low-emission scenario and without interventions, rice production would drop by as much as 18% by 2030 ...
Functional Genomics Investigation of Siroheme and Heme d1 Biosynthesis
(2019-06-12)
Many bacteria and archaea grow under anaerobic or microaerophilic conditions. In order for these organisms to survive under these conditions, many utilize nitrate or nitrite as terminal electron acceptors for anaerobic ...
The Blood-Brain Barrier as a Therapeutic Target for Alzheimer’s Disease and Related Disorders
(2019-06-10)
The blood-brain barrier (BBB) is a highly selective and protective membrane that preserves brain homeostasis and prevents the free entry of chemicals, toxins and drugs to the brain. The BBB barrier function is primarily ...
Geology of the Moscow Landing Section, Tombigbee River, Western Alabama, with Focus on Ichnologic Aspects of the Lower Paleocene Clayton Formation
(2019-06-07)
Sedimentologic and ichnologic studies were performed on units of the Moscow Landing section, a ~1.5-km exposure of Upper Cretaceous and Lower Paleocene strata along the west bank of the Tombigbee River, Sumter County, ...
Vicarious Trauma, Subthreshold PTSD, and Resilience in Professional Counselors Working with Traumatized Populations
(2019-06-07)
As counselors empathically listen to their clients’ traumatic experiences on a regular basis, there is a potential for counselors to be negatively impacted and become impaired (Abassary & Goodrich, 2014). Without effective ...
Self-Rated versus Clinician-Rated Assessment of Posttraumatic Stress Disorder: An Evaluation of Diagnostic Discrepancies between the PTSD Checklist for DSM-5 (PCL-5) and the Clinician-Administered PTSD Scale for DSM-5 (CAPS-5)
(2019-06-07)
Posttraumatic stress disorder (PTSD) is commonly assessed with self-rated or clinician-rated measures. Self-rated measures are more widely used, but clinician-rated measures are considered the gold standard for diagnosis. ...
Dynamics of Chemotaxis Models in Heterogeneous Environments
(2019-06-07)
Chemotaxis describes the oriented movements of biological cells or organisms in response to chemical gradients in their environments and is crucial for many aspects of behaviour such as the location of food sources, ...
Symptom Centrality and Bridge Symptoms in Self-Injurious Thoughts and Behaviors and Posttraumatic Stress Disorder: A Multi-Sample Network Analysis in Trauma-Exposed Adults
(2019-06-07)
As self-injurious thoughts and behaviors (SITB) remain a pressing public health concern, research continues to focus on risk factors, such as posttraumatic stress disorder (PTSD). Prior research on SITB and PTSD has primarily ...
Advanced Statistical Learning Approaches to Healthcare
(2019-06-03)
In this dissertation, we propose a novel statistical modeling methodology that effectively analyzes and extracts information from large datasets. Two real datasets were employed to validate the proposed methodology: breast ...
A Comparison of Sites Colonized in Broilers Challenged Through Various Routes and Feed Administration with Salmonella Enteritidis and Salmonella Heidelberg at Day 14
(2019-06-03)
Salmonella Enteritidis (SE) and Salmonella Heidelberg (SH) are among the top Salmonella serovars associated with poultry. Broiler grow-out facilities may contain these organisms and can be introduced to the broiler through ...
Assessing Input Uncertainty and Sensitivity of the Process-Based Wetland Water Quality Model, WetQual
(2019-06-03)
Wetlands are among the most important natural ecosystems having numerous benefits to people and wildlife. One of the key functions of wetlands is water purification. Wetlands are known to improve water quality and act as ...
Pathways of Dysregulation: The Influence of Lifetime Poly-Victimization on Therapy-Interfering Psychosocial Impairment in Adolescents Adjudicated for Sex Offenses
(2019-05-22)
The preset study examined the relationship between poly-victimization exposure, affective dysregulation, and three negative psychosocial outcomes: externalizing problems, posttraumatic stress, and suicidal behavior. ...
Efficient Algorithms for Retrospective Motion Correction in MRI
(2019-05-22)
Compared with other medical imaging modalities, MR imaging is time consuming due to the relatively slow sequential data acquisition pattern. Hence, motion is often an unavoidable issue for MRI. Object motion during the ...
Pedestrian Navigation using Particle Filtering and a priori Building Maps
(2019-05-16)
This thesis presents a new particle filter (PF) weight update method that improves the performance of indoor positioning systems. In standalone inertial pedestrian-dead-reckoning (PDR) systems, the position error grows ...
Wild by Design The Technological Construction of Authenticity, Wilderness, and Nature in America's National Parks, 1860-1945
(2019-05-16)
This dissertation explores the origins of American national park experiences. It explores how several social groups attempted to make the national parks conform to their expectations and desires using political power, ...
Determining habitat requirements and landscape factors for the decline of the southeastern pocket gopher (Geomys pinetis)
(2019-05-16)
Southeastern pocket gophers (Geomys pinetis) are rodents of conservation concern endemic to open-canopy pine forests in the southeastern United States. Preserving habitat is critical for long-term conservation, but there ...
Exploring the social habitat of Alabama Public Land Hunters
(2019-05-15)
The United States has been facing a decline in the number of licensed hunters since around 1980,
posing a serious threat to state conservation agencies who receive funding from hunting license
sales. Recent research ...