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Browsing Doctoral Dissertations by Title
Now showing items 275-294 of 364
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(Virginia Tech, 2004-04-16)t-Butoxyl radical has been used as a chemical model for hydrogen abstractions in many enzymatic and biological systems. However, the question has arisen as to how well this reactive intermediate mimics these systems. In ...
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(Virginia Tech, 2013-05-14)The Virginia Tech Summer Academy (VTSA) Program, developed by through a collaborative partnership between faculty, administrators and staff concerned by attrition among-first year students, was introduced in summer 2012 ...
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(Virginia Tech, 2013-01-25)Molecular imaging plays an important role for development of systems biomedicine, which non-invasively extracts pictorial information on physiological and pathological activities at the cellular and molecular levels. Optical ...
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(Virginia Tech, 2004-04-30)Stream ecosystems are influenced by the surrounding landscape, and agriculture within their catchments has changed many characteristics of streams. Agriculture has been a prominent land use activity in the southern ...
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(Virginia Tech, 2003-11-21)Distributed parameter systems (DPS) are systems defined on infinite dimensional spaces. This includes problems governed by partial differential equations (PDEs) and delay differential equations. In order to numerically ...
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(Virginia Tech, 2013-05-06)The Reflected Quasipotential V(x) is the solution to a variational problem that arises in the study of reflective Brownian motion. Specifically, the stationary distributions of reflected Brownian motion satisfy a large ...
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(Virginia Tech, 2004-02-24)The glpX gene of Escherichia coli encodes fructose 1,6-bisphosphatase II (FBPase II), an enzyme that would appear to be redundant with FBPase I, encoded by fbp. However, glpX mutants have no apparent phenotype, while fbp ...
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(Virginia Tech, 2013-04-23)In this research, it was proposed that self-efficacy is the missing underlying psychological factor in innovation diffusion models of higher education. This is based upon research conducted in the fields of innovation-diffusion ...
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(Virginia Tech, 2004-02-11)Organizations often take trust for granted or ignore it, although trust is important for organizational learning and performance. Organizations must continuously learn if they are to survive, and trust facilitates individual ...
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(Virginia Tech, 1998-08-22)Relationships Among Prospective Elementary Teachers' Beliefs About Mathematics, Mathematics Content Knowledge, and Previous Mathematics Experiences Mary Addington Quillen Virginia Polytechnic Institute and State University ...
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(Virginia Tech, 2004-09-15)Otiorhynchus sulcatus (Fabricius) is a serious pest of various horticultural crops in the United States. Despite its economic importance, this pest remains very challenging to manage. Integrated Pest Management Program ...
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Risk Assessment of Power System Catastrophic Failures and Hidden Failure Monitoring & Control System(Virginia Tech, 2003-12-09)One of the objectives of this study is to develop a methodology, together with a set of software programs that evaluate, in a power system, the risks of catastrophic failures caused by hidden failures in the hardware or ...
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(Virginia Tech, 2013-03-06)In multivariate statistical process control it is generally assumed that the process variables follow a multivariate normal distribution with mean vector " and covariance matrix •, but this is rarely satisfied in practice. ...
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(Virginia Tech, 2004-04-26)School superintendents have been thrust into the complex world of technology leadership often armed with little technology related training or expertise. District and school leaders are often faced with purchase decisions ...
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(Virginia Tech, 2003-12-15)Ruffed grouse populations are low in Appalachian forests, possibly because low habitat quality negatively affects survival, condition, and reproduction. Through the Appalachian Cooperative Grouse Research Project (ACGRP) ...
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(Virginia Tech, 2013-03-05)The increasing prevalence of multi and many core processors has brought the<br />issues of concurrency and parallelism to the forefront of everyday<br />computing. Even for applications amenable to traditional parallelization ...
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(Virginia Tech, 2000-07-28)School/business partnerships have become prevalent in our society. There is, however, limited research on why some partnerships at the elementary school level are successful while others are not. This study examined one ...
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(Virginia Tech, 2013-05-01)The school counseling field has evolved over the years and increasingly clarified school counselors\' job roles and activities (Burnham & Jackson, 2000; Cervoni & DeLucia-Waack, 2011; Shillingford & Lambie, 2010; Trolley, ...
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(Virginia Tech, 1999-08-04)The usefulness of supplementary energy dissipation devices is now quite well-known in the earthquake structural engineering community for reducing the earthquake-induced response of structural systems. However, systematic ...
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(Virginia Tech, 2004-09-15)Elevators serve a critical function in essential facilities such as hospitals and need to remain operational during and after earthquakes. However, they are still known to malfunction during earthquakes even after several ...
Now showing items 275-294 of 364
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