2 resultados para Visual and acoustic signaling

em Bucknell University Digital Commons - Pensilvania - USA


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In this study I consider the role of poetic description in Pasternak’s ‘Deviat’sot piatyi god’ (‘1905’) in the context of the genre of the poema. Descriptive passages in poetic narratives, as a rule, provide a static setting for a protagonist’s actions. In the absence of any single hero in Pasternak’s poema, topography itself begins to move. I examine the categories of stasis and motion, central to ‘1905’, at the intersection of the visual and the verbal. The idea of reanimating the events of the first Russian revolution twenty years after the fact borders on the ekphrastic in places, where the poet transposes techniques and genres from the visual arts into a verse epic. Finally, I suggest that aesthetic perception itself is the dominant principle in the poema, as opposed to documentary faithfulness, which is traditionally emphasized in the scholarship on this work.

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A simple and effective demonstration to help students comprehend phase diagrams and understand phase equilibria and transformations is created using common chemical solvents available in the laboratory. Common misconceptions surrounding phase diagram operations, such as components versus phases, reversibility of phase transformations, and the lever rule are addressed. Three different binary liquid mixtures of varying compatibility create contrastive phase equilibrium cases, where colorful dyes selectively dissolved in each of corresponding phases allow for quick and unambiguous perceptions of solubility limit and phase transformations. Direct feedback and test scores from a group of students show evidence of the effectiveness of the visual and active teaching tool.