1,973 research outputs found

    Statement by Dale Hamilton collected by Charlotte Bacon on June 26, 2014

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    Analysis of road network accessibility

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    Reallocating Resources in Systems Development Projects

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    Systems development projects are time constrained. Project managers use a variety of tools to track project development, including traditional PERT/CPM charts and Gantt charts, to insure timely delivery of program code. Resource reallocation between project activities, through the identification of slack resources, is a common solution when faced with project delays or demands for earlier-than-expected delivery dates. This paper describes a network analysis methodology for reallocating resources along the critical path of a project that offers benefits not available through PERT/CPM analysis

    The Role of the Arts in Environmental Education

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    My Masters Final Portfolio focuses on the arts as a tool for community engagement and environmental education. In order to explore this topic, I created and disseminated several arts-based productions/presentations/actions that served to educate the public about climate change solutions. The over-arching guiding question for my final portfolio (and this report) is: Can the arts be used to educate and inspire individuals and communities to take actions towards alleviating both local and global impacts of climate change? In other words, is it possible to encourage individuals and communities to become more engaged in climate change solutions by either witnessing or participating in multidisciplinary arts-focused undertakings? And, if so, how can the impact of multidisciplinary arts in community engagement and environmental education be evaluated and documented? My theoretical framework was that dire warnings about climate change obstacles and climate change solutions, unto themselves, are not enough, especially given that the “climate emergency” has grown only more urgent, with so many resources (of necessity) being directed to the COVID pandemic. This was also my rational in creating a video version of a one-woman show, rather than a community-engaged approach

    Averaging the Assessments of Multiple Judges: Applications to Clinical Assessment and Research

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    This is an abstract of a paper that investigates the utility of a simple equation that predicts the expected validity coefficient for any given composite size

    Propulsion Noise Reduction Research in the NASA Advanced Air Transport Technology Project

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    The Aircraft Noise Reduction (ANR) sub-project is focused on the generation, development, and testing of component noise reduction technologies progressing toward the NASA far term noise goals while providing associated near and mid-term benefits. The ANR sub-project has efforts in airframe noise reduction, propulsion (including fan and core) noise reduction, acoustic liner technology, and propulsion airframe aeroacoustics for candidate conventional and unconventional aircraft configurations. The current suite of propulsion specific noise research areas is reviewed along with emerging facility and measurement capabilities. In the longer term, the changes in engine and aircraft configuration will influence the suite of technologies necessary to reduce noise in next generation systems

    The effect of pre-emergent treatments with 2, 4-dichlorophenoxyacetic acid on weeds in certain crops

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    Call number: LD2668 .T4 1949 H32Master of Scienc

    Weld overlay cladding repair - An investigation of tensile strength variation in processed metallic substrate

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    Weld Overlay Cladding (WOC) is a surfacing technique commonly applied on subsea Oil and Gas components to provide additional properties such as wear and corrosion resistance at a more superior level. This process involves a clad metal with certain desirable characteristics – tends to be a superalloy – being fusion-welded onto a lower cost standard metallic substrate such as steel. In some cases, a repair is required to recondition damaged or corroded clad surfaces. This paper presents an investigation on tensile strength variation that occurs in the metallic substrate post-repair. Tensile tests were carried out on specimens extracted from a repaired substrate and a section of unclad substrate. Results were compared and have shown that variations occurred in both pieces – neither were close to the values stated on the material certificate or previous test certificate. Through literature review, suggestions were made for the reasons behind this phenomenon. Recommendations were proposed as to how such non-uniformity can be prevented or rectified through amending material procurement and cladding procedure

    Assessing aspen using remote sensing

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    Large areas of aspen (Populus tremuloides) have disappeared and continue to disappear from western forests due to successional decline and sudden aspen decline (SAD). This loss of aspen ecosystems negatively impacts watersheds, wildlife, plants, and recreation. Much can still be done to restore aspen if timely and appropriate action is taken. However, land managers often lack fundamental information on the location, quantity, and status of aspen stands. This information is needed to plan, implement, and defend aspen restoration activities, but it is often difficult and costly to obtain. Advances in remote sensing technologies can provide cost-effective ways to obtain spatial and quantitative information about aspen to support restoration activities at multiple scales. With sponsorship from the U.S. Department of Agriculture Forest Service Remote Sensing Steering Committee, the Forest Service Remote Sensing Applications Center conducted three pilot studies to develop remote sensing methods for obtaining key information about aspen. Efforts were focused primarily on developing a method to create a stratified probability map of aspen cover from Landsat Thematic Mapper (TM) satellite imagery for a study area located in the Custer National Forest. Photo-interpreted samples of the strata yielded estimates of the aspen cover present in each stratum. This product can greatly increase the efficiency of planning restoration activities and collecting associated field data. Pilot studies were also conducted to develop remote sensing methods to map SAD across large areas and map small, isolated aspen patches for restoration planning
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