453 research outputs found

    Full-Depth Reclamation (FDR) for Preventive Maintenance: SR 65 Analysis

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    The INDOT and HNTB field inspection and management team for the I-65 Northwest Indiana Design-Build-Best Value project in Lake County, Indiana, will discuss differences in the implementation and reporting requirements for field personnel via this project delivery method versus a traditional design-bidbuild INDOT project

    Full-Depth Reclamation (FDR) for Preventive Maintenance: SR 65 Analysis

    Get PDF
    The INDOT and HNTB field inspection and management team for the I-65 Northwest Indiana Design-Build-Best Value project in Lake County, Indiana, will discuss differences in the implementation and reporting requirements for field personnel via this project delivery method versus a traditional design-bidbuild INDOT project

    Mastoid vibration affects dynamic postural control during gait in healthy older adults

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    Vestibular disorders are difficult to diagnose early due to the lack of a systematic assessment. Our previous work has developed a reliable experimental design and the result shows promising results that vestibular sensory input while walking could be affected through mastoid vibration (MV) and changes are in the direction of motion. In the present paper, we wanted to extend this work to older adults and investigate how manipulating sensory input through mastoid vibration (MV) could affect dynamic postural control during walking. Three levels of MV (none, unilateral, and bilateral) applied via vibrating elements placed on the mastoid processes were combined with the Locomotor Sensory Organization Test (LSOT) paradigm to challenge the visual and somatosensory systems. We hypothesized that the MV would affect sway variability during walking in older adults. Our results revealed that MV significantly not only increased the amount of sway variability but also decreased the temporal structure of sway variability only in anterior-posterior direction. Importantly, the bilateral MV stimulation generally produced larger effects than the unilateral. This is an important finding that confirmed our experimental design and the results produced could guide a more reliable screening of vestibular system deterioration

    Hot, wide, continental back-arcs explain Earth’s enigmatic mid-Proterozoic magmatic and metamorphic record

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    Higher than average thermobaric ratios (temperature/pressure) of metamorphic rocks and abundant ‘dry’ ferroan magmatism including massif anorthosite suites are two enigmatic features of the mid-Proterozoic (1.85–0.85 Ga) that have unclear origins. It has been proposed that elevated mantle temperatures due to insulation under the Columbia supercontinent, and/or to plate slowdown, combined with thin lithosphere, led to high continental geothermal gradients, high-temperature metamorphism, and an increase in dry, ferroan magmatism. Geodynamic modelling predicts that continental subduction zones at mid-Proterozoic mantle potential temperatures (80–150 °C hotter than at present) would exhibit key differences to the Phanerozoic, critically, extensive slab rollback combined with greater volumes of decompression melting of the asthenosphere would lead to wide regions of back-arc magmatism. We posit that these hot, wide continental back-arcs can effectively explain the abundance of ferroan magmatism, anorthosite suites, and high T/P metamorphism. Our model negates the need for extra mantle heating from supercontinental insulation or plate slowdown and shows that the tectonic regime of the mid-Proterozoic was a transitional phase between those of the Archean (likely comprising peel-back tectonics and episodic subduction) and the Phanerozoic (comprising deep continental subduction), and which could have resulted solely from secular cooling of the mantle

    Implementation science: a reappraisal of our journal mission and scope.

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    The implementation of research findings into healthcare practice has become increasingly recognised as a major priority for researchers, service providers, research funders and policymakers over the past decade. Nine years after its establishment, Implementation Science, an international online open access journal, currently publishes over 150 articles each year. This is fewer than 30% of those submitted for publication. The majority of manuscript rejections occur at the point of initial editorial screening, frequently because we judge them to fall outside of journal scope. There are a number of common reasons as to why manuscripts are rejected on grounds of scope. Furthermore, as the field of implementation research has evolved and our journal submissions have risen, we have, out of necessity, had to become more selective in what we publish. We have also expanded our scope, particularly around patient-mediated and population health interventions, and will monitor the impact of such changes. We hope this editorial on our evolving priorities and common reasons for rejection without peer review will help authors to better judge the relevance of their papers to Implementation Science

    Band in a bubble: Putting out fires

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    Putting Out Fires (song) Collaborative Composition - Music and Lyrics. BAND IN A BUBBLE is a real time observational workshop, where a group of musicians from around New Zealand gather together for the first time at Wintec in Hamilton to compose, record and perform a new collection of songs. Inspired by a project that involved Australian band REGURGITATOR in Melbourne in 2004, this project is the brainchild of Wintec Music Department Lecturer, Kent Macpherson. The initial idea from was conceptually inspired by biospheres, and a desire to explore the juxtaposition between the insular artistic recording process, and the extroverted performer. To look through this process at how that might impact the creative mindset. BAND IN A BUBBLE at SPARK festival involves a number of performers from around New Zealand including: Kent Macpherson, David Sidwell, John Egenes, Reuben Bradley, Jeremy Mayall, Megan Berry, Nick Braae and Brooke Baker, as the core performers. This collaboration will be the first for this ensemble, so this experience will also include a realtime exploration of how to approach a creative collaboration from the beginning. The WIntec wharenui has been carefully selected as the venue for this project for a number of reasons. Most notably, the building has many windows which provide a certain ‘transparency’ to the actual process. The wharenui is also very central to the Wintec campus, both in a physical and spiritual sense. Most involved are also educators, as well as musicians, so the inclusion of this workshop as part of the SPARK festival will ideally facilitate an educational experience for the students and wider community. The intention is to build an environment that is a creatively fulfilling one for the people directly involved
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