16,208 research outputs found

    Pilot dynamic response to sudden flight control system failures and implications for design

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    Pilot dynamic response to sudden flight control system failure

    Perceived risk and sensitive data on mobile devices

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    This paper reports on a survey to investigate the behaviour and assumptions of smartphone users, with reference to the security practices adopted by such users. The primary objective was to shed light on the level of information security awareness in smartphone users and determine the extent of sensitive information such users typically hold on these mobile devices

    Empirical relationships between health literacy and treatment decision making : A scoping review of the literature

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    Copyright © 2014 Elsevier Ireland Ltd. All rights reserved. Acknowledgements This research was supported by a Joseph Armand Bombardier Doctoral Scholarship awarded to Leslie J. Malloy-Weir by the Social Sciences and Humanities Research Council of Canada. The authors would like to thank Maureen Rice for her help with the literature search strategy and Dr. Malcolm Weir for his help with the relevance screening.Peer reviewedPostprin

    The Economic Consequences of Widowhood

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    We analyzed the economic consequences of a husband’s death using events that occurred between the first two waves of the HRS and AHEAD studies. We compared poverty transitions against published results from Social Security’s Retirement History Survey of the 1970s. Widowhood remains an important risk factor for transition into poverty, although somewhat less so than twenty years ago. Women over age 65 (AHEAD) are less likely to experience severe economic changes than women under age 61 (HRS). Several factors account for the age differences: the declining importance of husband’s earnings with age, the rising importance of Social Security benefits, and the occasionally large out-of-pocket medical expenses associated with husband’s death before Medicare eligibility. The greater economic impact of widowhood at younger ages is consistent with our cross-section evidence that poverty rates rise with duration of widowhood but are only weakly associated with age.

    BulB - visualizing bulletin board activity

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    Visualisation is well known as an effective means of enriching user interaction with complex systems. Recent research with online communities has considered the application of visualisation tool support, with the intention of further improving communication between community members. This paper reviews existing work in this area with specific reference to the application of visualisation to improve user interaction within online forums such as bulletin boards. The paper then outlines work undertaken by the authors to develop a second-generation visualisation tool - 'BulB'

    Development of reclaimed potable water quality criteria

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    In order to minimize launch requirements necessary to meet the demands of long-term spaceflight, NASA will reuse water reclaimed from various on-board sources including urine, feces, wash water and humidity condensate. Development of reclamation systems requires the promulgation of water quality standards for potable reuse of the reclaimed water. Existing standards for domestic U.S. potable water consumption were developed, but do not consider the peculiar problems associated with the potable reuse of recycled water. An effort was made to: (1) define a protocol by which comprehensive reclaimed water potability/palatability criteria can be established and updated; and (2) continue the effort to characterize the organic content of reclaimed water in the Regenerative Life Support Evaluation

    Temporal and spectral features of an intense auroral zone X-ray event in the 4-5 second period range

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    Temporal and spectral features of intense auroral zone X-ray event in 4 to 5 second period range - electron precipitatio
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