5,629 research outputs found

    Printed wiring board system programmer's manual

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    The printed wiring board system provides automated techniques for the design of printed circuit boards and hybrid circuit boards. The system consists of four programs: (1) the preprocessor program combines user supplied data and pre-defined library data to produce the detailed circuit description data; (2) the placement program assigns circuit components to specific areas of the board in a manner that optimizes the total interconnection length of the circuit; (3) the organizer program assigns pin interconnections to specific board levels and determines the optimal order in which the router program should attempt to layout the paths connecting the pins; and (4) the router program determines the wire paths which are to be used to connect each input pin pair on the circuit board. This document is intended to serve as a programmer's reference manual for the printed wiring board system. A detailed description of the internal logic and flow of the printed wiring board programs is included

    Effect of Compression Ratio, Pressure, Temperature, and Humidity on Power

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    Among other factors which affect the horsepower of an airplane engine are the atmospheric pressure, and consequently the altitude at which the engine is working, and the compression ratio, or cylinder volume divided by clearance volume. The tests upon which this report is based were selected from a large number of runs made during the intercomparison of various gasolines to determine the variation of horsepower with altitude at three different compression ratios. The test results and conclusions are presented in this report

    Measuring governance at health facility level: developing and validation of simple governance tool in Zambia.

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    BACKGROUND: Governance has been cited as a key determinant of economic growth, social advancement and overall development. Achievement of millennium development goals is partly dependant on governance practices. In 2007, Health Systems 20/20 conducted an Internet-based survey on the practice of good governance. The survey posed a set of good practices related to health governance and asked respondents to indicate whether their experience confirmed or disconfirmed those practices. We applied the 17 governance statements in rural health facilities of Zambia. The aim was to establish whether the statements were reliable and valid for assessing governance practices at primary care level. METHODS: Both quantitative and qualitative methods were used. We first applied the governance statements developed by the health system 20/20 and then conducted focus group discussion and In-depth interviews to explore some elements of governance including accountability and community participation. The target respondents were the health facility management team and community members. The sample size include 42 health facilities. Data was analyzed using SPSS version 17 and Nvivo version 9. RESULTS: The 95% one-sided confidence interval for Cronbach's alpha was between 0.69 and 0.74 for the 16 items.The mean score for most of the items was above 3. Factor analysis yielded five principle components: Transparency, community participation, Intelligence & vision, Accountability and Regulation & oversight. Most of the items (6) clustered around the transparency latent factor. Chongwe district performed poorly in overall mean governance score and across the five domains of governance. The overall scores in Chongwe ranged between 51 and 94% with the mean of 80%. Kafue and Luangwa districts had similar overall mean governance scores (88%). Community participation was generally low. Generally, it was noted that community members lacked capacity to hold health workers accountable for drugs and medical supplies. CONCLUSIONS: The study successfully validated and applied the new tool for evaluating health system governance at health facility level. The results have shown that it is feasible to measure governance practices at health facility level and that the adapted tool is fairly reliable with the 95% one-sided confidence interval for Cronbach's alpha laying between 0.69 and 0.74 for the 16 items. Caution should be taken when interpreting overall scores as they tended to mask domain specific variations

    Governance and service delivery: Practical applications of social accountability across sectors

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    RTI International has extensive experience implementing international donor-funded programs and projects, including single-sector and multisector policy and service-delivery improvement efforts, as well as governance and public management reforms. Drawing on that experience, this collection examines six recent RTI International projects, funded mostly by the United States Agency for International Development, that pursued several different paths to integrating service delivery and governance through engaging citizens, public officials, and service providers on issues related to accountability and sectoral services. The six cases illustrate the multiple ways in which citizen participation in accountability, called social accountability, can lead to positive effects on governance, citizen empowerment, and service delivery. The analysis focuses on both the intended and actual effects, and unpacks the influence of context on implementation and the outcomes achieved

    Advance diaspora diplomacy in a networked world

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    The role of diaspora in cultural exchange, international affairs and in economic development is now well established. What is new is the increasing proliferation of national strategies to harness them actively for public diplomacy. This article addresses the rise of Australia’s only formal, global diaspora network: Advance – Australia’s Global Community which has acted self-consciously to become an instrument of public diplomacy. Emerging from a small base in New York, Advance sought to ‘open doors’ for Australians in the world’s biggest market. Cultivating a strong membership base of well-connected individuals in the arts, commerce and professions, Advance developed its network centrality by building partnerships with state governments, Australian universities and federal government agencies. As an elite organisation of high-profile Australians overseas, Advance has developed into a global organisation communicating Australian culture and economic achievements to both Australian national audiences and foreign constituencies

    Does Photomineralization of Dissolved Organics Matter in Temperate Rivers?

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    Sunlight can oxidize dissolved organic carbon (DOC) to dissolved inorganic carbon (DIC) in freshwaters. The importance of complete photooxidation, or photomineralization, as a sink for DOC remains unclear in temperate rivers, as most estimates are restricted to lakes, high latitude rivers, and coastal river plumes. In this study, we construct a model representing over 75,000 river reaches in the Connecticut River Watershed (CRW), USA, to calculate spectrally resolved photomineralization. We test the hypothesis that photomineralization is a negligible DOC sink across all reaches and flow conditions relative to DOC fluxes. Our model quantifies reaction rates and transport drivers within the river reaches for the ranges of flow conditions, incoming solar irradiance, and canopy cover shading observed throughout the year. Our model predicts average daily areal photomineralization rates ranging from 1.16 mg-C m−2 day−1 in low flow river reaches in the winter, to 18.33 mg-C m−2 day−1 in high flow river reaches during the summer. Even for high photomineralization fluxes, corresponding photomineralization uptake velocities are typically at least an order of magnitude smaller than those reported for other instream processes. We calculate DOC elimination by photomineralization relative to DOC fluxes through individual stream reaches as well as the entire riverine portion of the CRW. We find that relative photomineralization fluxes are highest in summer drought conditions in low order streams. In median flows and mean light intensities, for an average watershed travel distance, 3%–5% of the DOC fluxes are eliminated, indicating that photomineralization is a minor DOC sink in temperate rivers

    The Vehicle, Spring 1970, Vol. 12 no. 2

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    Vol. 12, No. 2 Table of Contents Prose short storyCarol Jean Baumgartepage 5 essayDan Franklinpage 8 short storyMary Yarbroughpage 21 Poetry Sara Brinkerhoffpage 20 Nick Dagerpage 18 E.S.page 17 Harry Fordpage 20 Melinda Gimbutpage 19 Ann Graffpage 20 Heather Hoebelpage 7 Becky McIntoshpage 20 John Metcalfpage 17 Mary Pipekpage 19 Cynthia C. Yohopage 17 Photography Dennis Hoaglundpages 5, 10, 21 Dale Huberpage 23 Scott Redfieldpages 7, 19 Tribute to the Ordinary Studentpage 11artMike DorseystoryNick Dagerhttps://thekeep.eiu.edu/vehicle/1022/thumbnail.jp

    Search for the standard model Higgs boson in the H to ZZ to 2l 2nu channel in pp collisions at sqrt(s) = 7 TeV

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    A search for the standard model Higgs boson in the H to ZZ to 2l 2nu decay channel, where l = e or mu, in pp collisions at a center-of-mass energy of 7 TeV is presented. The data were collected at the LHC, with the CMS detector, and correspond to an integrated luminosity of 4.6 inverse femtobarns. No significant excess is observed above the background expectation, and upper limits are set on the Higgs boson production cross section. The presence of the standard model Higgs boson with a mass in the 270-440 GeV range is excluded at 95% confidence level.Comment: Submitted to JHE
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