475 research outputs found

    Developing the Guided Learner Journey

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    The University of Hertfordshire was one of the first UK universities to embrace the use of a Virtual Learning Environment (VLE) and embed it as part of our learning strategy to personalise and enhance the student experience. Our in-house built platform, Studynet, which has been in continuous use and ongoing development since 2001, has facilitated a continuum of student engagement from blended approaches to studying via online or distance learning modes. In 2014 we embarked on a two year, in-depth consultation process with students and staff to identify the vision for our future online environment. Through the process we co-developed a set of pedagogic principles and aspirations for our new VLE which resulted in our vision of a ‘Guided Learner Journey’ (GLJ). To enable our vision we purchased Canvas (a virtual learning environment) and Talis (a reading management software) and through our close working relationship, and the innovative approach of Canvas, we have embedded the softwares within Studynet to enable the implementation of the GLJ. In our presentation we will share our consultation and prototyping process as well as well as training programme we have developed to ensure the smooth implementation of our vision.Non peer reviewe

    Coarse-graining of overdamped Langevin dynamics via the Mori-Zwanzig formalism

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    The Mori–Zwanzig formalism is applied to derive an equation for the evolution of linear observables of the overdamped Langevin equation. To illustrate the resulting equation and its use in deriving approximate models, a particular benchmark example is studied both numerically and via a formal asymptotic expansion. The example considered demonstrates the importance of memory effects in determining the correct temporal behaviour of such systems

    New Navy Kitchen Serves

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    Helen Hudson describes modern equipment utilized in the Navy\u27s kitchen and food service at Friley Hal

    Site characterization of Riverfront Park, Kansas City, Missouri, for the purpose of hazardous waste site remediation

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    Riverfront Park, Kansas City, Missouri is located on a point bar along the Missouri River. Portions of the site have historically been used (1950 - 1973) as a municipal landfill receiving residential, commercial and industrial wastes. Relatively high concentrations of elemental lead have been found in small areas of the surface soil within the limits of the Park. Chemicals that may be present in the landfill wastes create a potential for groundwater contamination. A Remedial Investigation, including a series of groundwater monitoring wells is necessary to characterize groundwater geochemistry and flood-induced changes in groundwater flow direction, and to assess any potential environmental problems. During monitoring well installation and groundwater sampling, measures should be taken to obtain parameters for calibration of a computer program that could be used to simulate rates and magnitude of contaminant transport in site groundwater, if such is found to be present. Historical information gathered and data evaluation should be of applied value in determining future sampling or possible remedial action to be utilized at Riverfront Park --Abstract, page ii

    Dynamical properties of coarse-grained linear SDEs

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    Coarse-graining or model reduction is a term describing a range of approaches used to extend the time-scale of molecular simulations by reducing the number of degrees of freedom. In the context of molecular simulation, standard coarse-graining approaches approximate the potential of mean force and use this to drive an effective Markovian model. To gain insight into this process, the simple case of a quadratic energy is studied in an overdamped setting. A hierarchy of reduced models is derived and analysed, and the merits of these different coarse-graining approaches are discussed. In particular, while standard recipes for model reduction accurately capture static equilibrium statistics, it is shown that dynamical statistics such as the mean-squared displacement display systematic error, even when a system exhibits large time-scale separation. In the linear setting studied, it is demonstrated both analytically and numerically that such models can be augmented in a simple way to better capture dynamical statistics.Comment: 33 pages, 8 figures. Version accepted for publication in SIAM Multiscale Modeling and Simulatio

    A Survey of Methods of Spelling Instruction and Analysis of Textbooks Which Incorporate these Methods

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    The purpose of this study was to discover what general procedures in spelling instruction are considered necessary in good spelling pedagogy, regardless of what series ot texts, or whether any text, is used. In addition, the purpose was to find the specific methods of instruction believed to be most productive of good results and the texts incorporating these methods
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