Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 9 of 9 for “"Metric System"”.
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Attempts to Adopt the Metric System in the United States to 1907
<p>Some discussion of the metric system occurred during the early days of the United States through the 1820s, but it did not receive serious consideration as the standard system of measurement for the United States during this period. A serious movement to make the metric system America's standard …
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Assessment of a new metric system to regulate NOₓ aircraft emissions at cruise
… motivated the investigation of new NOₓ metric systems focusing on cruise emissions. In this thesis, several NOₓ metrics candidates were defined. The ability of metrics to represent of cruise emissions was assessed quantitatively by computing the Pearson correlation coefficient between …
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Effectiveness of using hand-held calculators for learning decimal quantities and the metric system
… of concepts and skills on decimal algorithms and metric units than the use of pencil and paper computation only. The sample consisted of six intact sixth grade classes (175 students). Two classes hand-held calculators (the experimental group) and one class using pencil and paper only (the control …
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Measuring built environment technology awareness using time-series analysis
… This study employs a "technology awareness metric" system to quantitatively trace and analyze the "invention, innovation, and diffusion" process of built environment technologies. The technology awareness metric system contains three parts: 1) research and development awareness, defined by …
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Metric reform as a workshop of scientific and economic governance in revolutionary France
… a metrological reform meant to introduce a new system of standardised units suitable to all measuring activities and all places. As they contributed to shape metrication, they were simultaneously constructing the new political regime and their place within it. This dissertation considers the …
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Miles to meters an examination of public attitudes towards metric conversion: The 1977 FHWA Highway Metrication Proposal
… government in opposition to conversion to the metric system, this paper examines the phenomenon of fierce opposition to standards change, focusing on the types of reasoning used. I evaluate the presence of both economic and normative reasoning and identify six core themes of argument that …
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Greening the chemistry curriculum. To embed the concepts of sustainability and environmental responsibility into the chemistry curriculum in order to equip graduates for future practises in the chemical sciences
… principles of green chemistry. Green chemistry metrics were applied to undergraduate experiments to test how well they would work in terms of ease of use, applicability and judging ¿greenness¿. It was found that these were not very effective for use within an undergraduate laboratory due to …
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Critical Quality Attributes of Topical Semi-solid Dosage Forms: Solvent Activity
… product quality”. Deviations from preset quality metrics may potentially result in drug products with inferior therapeutic efficacy and unacceptable clinical safety profile. Topical cream formulations may possess numerous quality attributes that can affect the permeation of the drug through skin …
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System architecture evaluation by single metric
System architecture is driven by numerous upstream influences. Regulations, market forces, cultural biases, and a variety of other influences can significantly affect whether architecture is successful or not. To be successful the architect must include upstream influences in the design. Few if any …