5 research outputs found

    Sofia Cavalletti. La catechesi del buon Pastore. Antologia di testi scelti

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    L'antologia riporta alcuni testi fondamentali di Sofia Cavalletti, biblista e studiosa della tradizione religiosa ebraico-cristiana, concernenti l'esperienza catechetica - basata sulla Bibbia e la Liturgia in continuità con la tradizione patristica e ispirata ai principi educativi di Maria Montessori - da lei iniziata e attualmente presente in vari paesi e adottata dalle diverse confessioni cristiane (chiese riformate e chiesa ortodossa)

    JAHN-TELLER AND PSEUDO JAHN-TELLER INTERACTIONS IN THE B STATE MANIFOLD OF THE SODIUM TRIMER

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    a^{a} N. Ohashi, M. Tsuura, J.T. Hougen, W.E. Ernst and S. Rakowsky, J. Mol. Spectrosc. 184, 22-34 (1997). b^{b} F. Cocchini, T.H. Upton and W. Andreoni. J. Chem. Phys., Vol. 88, No. 10, 6068-6077 (1988). c^{c} R. Meiswinkel and H. K\""{o}ppel, Chem. Phys. 144, 117-128 (1990).Author Institution: Department of Physics and Chemistry, The Pennsylvania State UniversityThe B state of Na3Na_{3} is the result of the vibronic coupling of a 2E^{2}E' and a 2A1^{2}A'_{1} state. The three states mix by pseudo Jahn-Teller (PJT) and Jahn-Teller (JT) interactions giving rise to three potential surfaces the lowest of which allows for free pseudorotational motion of the Na nuclei. Energy levels in the corresponding lowest vibronic states are well described by a new model HamiltonianaHamiltonian^{a} which includes rotation and pseudorotation. In this talk, we link experimentally determined molecular parameters from the Ohashi-Hougen Hamiltonian to the potential surface picture used by molecular dynamics theoristsb,ctheorists^{b,c}. Of particular interest is the potential barrier to the pseudorotation which lies well below the lowest vibronic state. This small barrier can be caused by PJT or JT interaction or by a combination of both. The Hamiltonian parameter corresponding to the effective barrier height has been well determined from our analysis of high resolution spectra. Measured barrier parameters for different vibronic states allow to distinguish the influences of JT and PJT coupling on the shape of the barrier. Our study suggests that the lowest potential surface is dominated by linear PJT interaction with some smaller amount of quadratic PJT and linear JT coupling

    El predicador como historiador. El caso de la destrucción de Jerusalén en el 70 DC

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    This article studies the uses of historical sources in thirteenth-century sermons. As the surviving corpus of the sermons is vast, one particular Sunday, namely the 10th Sunday after the Holy Trinity, which refers to the destruction of Jerusalem, was chosen for the analysis. In particular, it will examine the use of the widely copied model sermon collections. The author demonstrates that the writers of these sermons indeed used a wide selection of historical sources and that they sometimes had obvious gusto for historical writing. However, the historical reliability of the text was always secondary to the theological purposes. If theological argumentation demanded tampering with the historical evidence, it was done without remorse.En este artículo, se estudia el uso de fuentes históricas en los sermones del siglo XIII. Habida cuenta de la inmensidad del corpus homilético existente, el análisis se centrará en los sermones pronunciados para un solo domingo –el décimo domingo después de la Santísima Trinidad– que aluden a la destrucción de Jerusalén. Para llevarlo a cabo, se examinará el uso de los sermonarios con mayor difusión. El autor demostrará que los autores de estos sermones emplearon una amplia selección de fuentes históricas y que, incluso, pudieron evidenciar un claro gusto por la redacción histórica. Sin embargo, la fiabilidad histórica de la fuente siempre fue considerada de menor importancia que los fines teológicos. Si la argumentación teológica requería la manipulación interesada de los hechos históricos, ésta se hacía sin remordimiento

    Short-term and working memory in children with specific language impairment

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    Investigations of the cognitive processes underlying Specific Language Impairment (SLI) have implicated deficits in the storage and processing of phonological or verbal information. This thesis reports five studies that investigated the role of short-term and working memory in children with SLI. Study 1 demonstrated SLI deficits on measures of verbal working memory, and short-term memory for verbal but not visuospatial information. Study 2 provided evidence that children with SLI perform at age-level on visuospatial working memory measures. Study 3 demonstrated slower processing in the SLI group across domains, as well as verbal storage decrements, with the greatest deficits found for tasks tapping both of these. Study 4 found SLI deficits on measures of nonword repetition in common use, with greater impairments on the task that relied to a lesser extent on short-term memory. Study 5 established more accurate recall for multisyllabic nonwords than matched single syllable lists for all groups, although the SLI group showed different patterns of phoneme retention. It is suggested that the combination of deficits in generalized processing speed and verbal storage in SLI may be expected to have a drastic and detrimental impact on learning, and provides an account of the disorder that could encompass the range of impairments observed in SLI. The findings also suggest that factors additional to short-term memory contribute to poor nonword repetition in SLI
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