4,890 research outputs found

    If Community College Students Are So Poor Why Do Only 16.9% Of Them Receive Pell Grants?

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    In this paper the authors attempt to address the discrepancy between the perception of income levels for community college students, and the seemingly low percentage of those students who receive Pell grants. The authors try to solve this paradox using data, published and unpublished, from the U. S. Department of Labor

    Improved consolidation of silicon carbide

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    Alpha silicon carbide powder was consolidated by both dry and wet methods. Dry pressing in a double acting steel die yielded sintered test bars with an average flexural strength of 235.6 MPa with a critical flaw size of approximately 100 micro m. An aqueous slurry pressing technique produced sintered test bars with an average flexural strength of 440.8 MPa with a critical flaw size of approximately 25 micro m. Image analysis revealed a reduction in both pore area and pore size distribution in the slurry pressed sintered test bars. The improvements in the slurry pressed material properties are discussed in terms of reduced agglomeration and improved particle packing during consolidation

    Radio-frequency plasma and heat treatment of human fecal matter

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    Low temperature ashing of human feces for solid waste management onboard spacecraf

    Measuring the Cost of a College Degree: A Case Study of a SUNY Community College

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    Inspired by a Delta Cost Project White Paper, this study uses different measures of calculating the cost of a college degree at an upā€state community college in New York. Departmental cost per credit hour, direct instructional costs, and full costs are calculated and compared. A transcript analysis of the 2008ā€09 graduates highlights excess credit hours taken and crossā€subsidies necessary within degree programs to produce these graduates

    Space station thermal control surfaces. Volume 1: Interim report

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    The U.S. space program goals for long-duration manned missions place particular demands on thermal-control systems. The objective of this program is to develop plans which are based on the present thermal-control technology, and which will keep pace with the other space program elements. The program tasks are as follows: (1) requirements analysis, with the objectives to define the thermal-control-surface requirements for both space station and 25 kW power module, to analyze the missions, and to determine the thermal-control-surface technology needed to satisfy both sets of requirements; (2) technology assessment, with the objectives to perform a literature/industry survey on thermal-control surfaces, to compare current technology with the requirements developed in the first task, and to determine what technology advancements are required for both the space station and the 25 kW power module; and (3) program planning that defines new initiative and/or program augmentation for development and testing areas required to provide the proper environment control for the space station and the 25 kW power module

    Location data and privacy: a framework for analysis

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    Innovative services have exploited data about usersā€™ physical location, sometimes but not always explicitly with their consent. As new applications that reveal usersā€™ location data appear on the Web it essential to focus on the privacy implications, in particular with respect to inferences about context. This paper focuses on the understanding of location and contextual privacy by developing a framework for analysis, which is applied to existing systems that exploit location data. The analysis highlights the primal role of location in linking and inferring contextual data, but also how these inferences can extend to non-contextual data

    Ontological Approaches to Modelling Narrative

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    We outline a simple taxonomy of approaches to modelling narrative, explain how these might be realised ontologically, and describe our continuing work to apply these techniques to the problem of Memories for Life

    The effects of public funding on farmers' attitudes to farm diversification

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    The overall aim of this research is to provide the UK Government with an evidence base from which it may be established whether there is a rationale for continuing Government intervention to encourage farm diversification, in particular through making capital grant funding available to farm diversification projects. The project's findings will inform the future role of government support, including whether other forms of support (advice, guidance and training) may be appropriate.Agricultural and Food Policy, Agricultural Finance, Farm Management,

    Electronics implementation of the solar neutron experiment

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    The electronic equipment design and function are discussed for the solar neutron counter experiment. Circuit diagrams are included

    Infrared-temperature variability in a large agricultural field

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    The combined effect of water carved gullies, varying soil color, moisture state of the soil and crop, nonuniform phenology, and bare spots was measured for commercially grown barley planted on varying terrain. For all but the most rugged terrain, over 80% of the area within 4, 16, 65, and 259 ha cells was at temperatures within 3 C of the mean cell temperature. The result of using relatively small, 4 ha instantaneous field of views for remote sensing applications is that either the worst or the best of conditions is often observed. There appears to be no great advantage in utilizing a small instantaneous field of view instead of a large one for remote sensing of crop canopy temperatures. The two alternatives for design purposes are then either a very high spatial resolution, of the order of a meter or so, where the field is very accurately temperature mapped, or a low resolution, where the actual size seems to make little difference
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