1,430 research outputs found

    Chemiluminescent reaction processes pertinent to the chemosphere in the micron pressure region

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    Chemiluminescent reaction processes in vacuum system operating in micron pressure regio

    The Visual Artists Rights Act of 1990: An Analysis Based on the French Droit Moral

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    Anomalous Processes with General Waiting Times: Functionals and Multipoint Structure

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    Many transport processes in nature exhibit anomalous diffusive properties with non-trivial scaling of the mean square displacement, e.g., diffusion of cells or of biomolecules inside the cell nucleus, where typically a crossover between different scaling regimes appears over time. Here, we investigate a class of anomalous diffusion processes that is able to capture such complex dynamics by virtue of a general waiting time distribution. We obtain a complete characterization of such generalized anomalous processes, including their functionals and multi-point structure, using a representation in terms of a normal diffusive process plus a stochastic time change. In particular, we derive analytical closed form expressions for the two-point correlation functions, which can be readily compared with experimental data.Comment: Accepted in Phys. Rev. Let

    Enhancing the SCSEP Network: Collaborations, Innovations, and Promising Practices

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    Using a mixed methods approach, this study sought to identify innovative and promising practices in providing employment and training services to older workers. Given current economic and demographic realities, understanding the effectiveness of employment training programs for older workers is crucial

    Evaluation of Ohio's Program of All Inclusive Care for the Elderly (PACE)

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    In 2011, the Ohio Legislature asked the Scripps Gerontology Center to evaluate Ohio's two PACE sites and make recommendations for further expansion. This report describes the findings from that evaluation

    Stationary Random Fields on the Unitary Dual of a Compact Group

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    We generalise the notion of wide-sense stationarity from sequences of complex-valued random variables indexed by the integers, to fields of random variables that are labelled by elements of the unitary dual of a compact group. The covariance is positive definite, and so it is the Fourier transform of a finite central measure (the spectral measure of the field) on the group. Analogues of the Cramer and Kolmogorov theorems are extended to this framework. White noise makes sense in this context and so, for some classes of group, we can construct time series and investigate their stationarity. Finally we indicate how these ideas fit into the general theory of stationary random fields on hypergroups

    First exit times of solutions of stochastic differential equations driven by multiplicative Levy noise with heavy tails

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    In this paper we study first exit times from a bounded domain of a gradient dynamical system Y˙t=U(Yt)\dot Y_t=-\nabla U(Y_t) perturbed by a small multiplicative L\'evy noise with heavy tails. A special attention is paid to the way the multiplicative noise is introduced. In particular we determine the asymptotics of the first exit time of solutions of It\^o, Stratonovich and Marcus canonical SDEs.Comment: 19 pages, 2 figure
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