Electronic Theses and Dissertations
Electronic theses and dissertations (ETDs) are the graduate research outputs of Texas Tech University. They represent years of work from our Master's and Doctoral graduates. If you find the ThinkTech digital repository useful, please tell us! Share how open access to scholarship benefits you. Your story matters to us.
Find and stream Texas Tech faculty recitals, graduate student recitals, Madrigal Dinners, and other performance recordings.These audio performances are accessible via eRaider login from the University Library website on your computer or mobile device. Have a listen at Stream Audio & Video Experience (SAVE). Stream Audio and Video Experience (SAVE)Recent Submissions
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A Compositional and Textural Investigation of the Goldie Lamprophyre, Fremont County, Colorado
(2020-08-03)Orbicular structures are classically defined as concentrically zoned, spheroidal to sub-spheroidal bodies that grow in igneous systems and commonly display distinct mineral layers or shells. Early Cambrian syenitic dikes ... -
Investigation of Hwind simulation wind speeds and a methodology for simulating distributions of extreme winds in hurricane environments
(2019-04-30)The wind speeds simulated by the National Oceanic and Atmospheric Administration’s HWIND hurricane simulation model are compared to data gathered by Texas Tech University’s Hurricane Research Team. The errors associated ... -
Essays on Return and Risk in the U.S. Real Estate Investment Trust Market
(2013-07-24)Real estate investment trusts (REITs) is a useful way to channel and structure the capital flow to the real estate market. Historical statistics indicate that the market capitalization of the REITs industry amounted to ... -
Analysis of Roberto Sierra’s Rapsodia for Solo Trumpet and Wind Ensemble
(2020-07-31)Most of the new repertoire for solo trumpet and large ensemble consists of a hard or professional level, employing traditional forms like concertos, themes, and variations. Roberto Sierra's Rapsodia for Solo Trumpet and ... -
Prospective-Longitudinal Associations of Parental Alcohol Use Problems and Parental Warmth with Anxiety and Depression From Early to Late Adolescence
(2020-06-30)An estimated 7.5 million children younger than the age of 18 years live with a parent who had an alcohol use disorder (AUD) in the past year. Research in this area is crucial since children of alcoholics are at risk for a ... -
Dominick Argento’s Miss Manners on Music: A Performance Guide for Singers
(2020-07-21)This document is a resource for singers to aid in performance preparation for Argento’s song cycle, Miss Manners on Music. Based on the texts of journalist and etiquette expert Judith Martin, this cycle of seven songs ... -
An Investigation of the Content Practices of Online Writing Instructors and Administrators
(2020-06-16)The purpose of this dissertation is to investigate content practices of online writing instructors and administrators. Using Halvorson and Rach’s (2018) Content Strategy Quad, the dissertation investigates ways in which ... -
Uniformization by Rectangular Domains and Quadratic Differentials
(2020-06-09)In the first part of this dissertation we consider uniformizing a given domain in Riemann sphere onto a domain bounded by a rectangles (which is a rectangluar domain) via an extremal problems. We work with the class of ... -
Comparative Study of the Impacts of U.S. Electric Deregulation on Renewable Energy Investments and Retail Electricity Prices in Florida, Massachusetts, and Texas
(2020-07-21)The U.S. electricity industry has experienced active deregulation policies with the federal Energy Policy Act in 1992, following the precedents of other industries in trucking, telecommunications, airline, and natural gas ... -
Economics and Efficacy of Weed Management in Bollgard II XtendFlex Cotton
(2020-07-31)Increasing populations of glyphosate-resistant Palmer amaranth (Amaranthus palmeri) have increased weed management costs for Texas High Plains cotton producers. The introduction of Bollgard II XtendFlex (dicamba-tolerant) ... -
Determining the Source of the Ogallala Formation: Sedimentary Petrology of the Ogallala Formation, Southern High Plains, West Texas and Eastern New Mexico
(2020-07-03)Samples of sand and gravel from the Ogallala Formation at 40 sites around the Southern High Plains allow for an assessment of the bulk composition of Ogallala sediment, and an analysis of regional variation in composition. ... -
Novel Algorithms for Optimal Triangulation and Polygonization of Planar Point Sets
(2020-06-09)This dissertation follows a three-paper format. Abstracts for each paper are presented below. First Research Study: Novel Heuristic for Approximating Minimum Weight Triangulation of Planar Point Sets We introduce a novel ... -
A Study of the Skein Module of the Figure-Eight Knot Complement
(2020-07-03)This dissertation studies the action of the Reshetikhin–Turaev skein alge- bra of the torus on the Reshetikhin–Turaev skein module of the figure-eight knot complement. The first chapter contains the historical background ... -
Improvement of the cotton fiber length measurements using High Volume Instrument (HVI) fibrogram
(2020-06-22)Within-sample variation in cotton fiber length is an important parameter to consider when explaining variation in yarn quality. However, the most widely used cotton fiber length parameters, Upper Half Mean Length (UHML) ... -
A Social-Ecological Model of Youth Engagement in Physical Activity
(2020-07-03)Presently, it is estimated that 32% of U.S. youths aged 2 to 19 are overweight or obese, and 17% are obese—these rates have tripled since 1971. The decline in PA in favor of sedentary behaviors has been identified as a key ... -
U-Pb Age and Formation Mechanisms for Calcite-Filled Fractures of the First Bone Spring Carbonate Debris Flows, Delaware Basin, New Mexico
(2020-07-27)The Kungurian Age (middle Permian) First Bone Spring Formation of the Northern Delaware Basin of southeastern New Mexico and West Texas is comprised of carbonate debris flows and siliciclastic turbidite deposits. Calcite ... -
TTU WRF Ensemble Modeling Techniques and their Application to the Home Utility Management System
(2020-07-20)Convection-allowing model (CAM) ensemble forecasts provide quantitative probabilistic guidance of convective hazards that forecasters would otherwise qualitatively assess, such as updraft helicity. However, various ensemble ... -
Examining Adverse Childhood Experiences (ACEs) and Spanking in Head Start Children
(2020-07-18)Approximately 94% of young children are frequently spanked (e.g., hit on the bottom with an open hand; Gershoff and Grogan-Kaylor, 2016; UNICEF, 2014). Additionally, children in poverty experience the highest rates of ... -
Attachment style and Sleep: Examining the Association between Relationship Functioning and Physiological Arousal Before Sleep
(2020-07-28)Recent theoretical models of relationship functioning and sleep propose that positive (e.g. support, closeness, security) and negative aspects (e.g. conflict, hyperarousal, vigilance, negative emotions) of close relationships, ... -
Psychometric Properties of The Services Matching Instrument: An Investigation of Reliability, Validity, and Factor Structure
(2020-01-16)Individuals with mental illness are overrepresented in the criminal justice system and are more likely to end up incarcerated than to receive appropriate psychiatric treatment (Abramsky & Fellner, 2003). Historically, the ...
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