74,473 research outputs found

    Computer program ETC improves computation of elastic transfer matrices of Legendre polynomials P/0/ and P/1/

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    Computer program ETC improves computation of elastic transfer matrices of Legendre polynomials P/0/ and P/1/. Rather than carrying out a double integration numerically, one of the integrations is accomplished analytically and the numerical integration need only be carried out over one variable

    The Contract for College

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    Rising college costs, combined with major policy changes in financial aid, have made college less affordable for today's generation of young people. The Contract for College would unify the existing three strands of federal financial aid--grants, loans and work-study--into a coherent, guaranteed financial aid package for students

    ETC - A Fortran 4 program for computing the multigroup P/0/ and P/1/ elastic transfer coefficients

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    Fortran 4 program for calculating multigroup elastic transfer coefficient

    Trace-driven simulation for LoRaWan868 MHz propagation in an urban scenario

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    Unsupervised cross-lingual speaker adaptation for HMM-based speech synthesis using two-pass decision tree construction

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    This paper demonstrates how unsupervised cross-lingual adaptation of HMM-based speech synthesis models may be performed without explicit knowledge of the adaptation data language. A two-pass decision tree construction technique is deployed for this purpose. Using parallel translated datasets, cross-lingual and intralingual adaptation are compared in a controlled manner. Listener evaluations reveal that the proposed method delivers performance approaching that of unsupervised intralingual adaptation

    Methanol oxidation on Fe2O3catalysts and the effects of surface Mo

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    The adsorption of methanol on haematite has been investigated using temperature programmed methods, combined with in situ DRIFTS. Model catalysts based on this material have then been made with a shell–core configuration of molybdenum oxide monolayers on top of the haematite core. These are used as models of industrial iron molybdate catalysts, used to selectively oxidise methanol to formaldehyde, one of the major chemical outlets for methanol. Haematite itself is completely ineffective in this respect since it oxidises it to CO2 and the DRIFTS shows that this occurs by oxidation of methoxy to formate at around 200 °C. The decomposition behaviour is affected by the absence or presence of oxygen in the gas phase; oxygen destabilises the methoxy and enhances formate production. In contrast, when a monolayer of molybdena is placed onto the surface by incipient wetness, and it remains there after calcination, the pathway to formate production is blocked and formaldehyde is the main gas phase product in TPD after methanol dosing
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