495 research outputs found

    Idrogeno da combustibili: ottimizzazione del processo di cracking pirolitico in reattori a letto fluido

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    Modellazione processo di pirolisi di carbonme e componentisitica trattamento del syngas per produzione di idrogeno, modellazione processo di gasificazione di carbone per produzione di idrogen

    Il don giovanni tenorio di carlo goldoni. Alle origini di un mito moderno

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    This article investigates, analyses and reassesses the poetic interpretation of the myth of Don Giovanni Tenorio by Carlo Goldoni published in 1735. Goldoni’s Don Giovanni has been largely neglected or dismissed as the product of an early period of artistic immaturity. However, Goldoni’s version of the myth inherited all the most prominent elements of earlier versions (Tirso de Molina, Giovan Battista Andreini and Molière) but adapted it to an extent that future readings of the myth would be fundamentally affected. By transforming the protagonist's religious impiety into sexual incontinence, Goldoni draws a link between Molière's drama (1665) and the version set to music by Mozart in 1787. An analysis of the text with a focus on the reception and adaptation by Goldoni of the early plays reveals the centrality of his Don Giovanni in the modern conception of the myth as well as its role as a literary source for the librettist, Lorenzo Da Ponte.Keywords: Don Giovanni Tenorio – Carlo Goldoni – Wolfgang Amadeus Mozart – Lorenzo da Ponte – Molière – eighteenth century Italian dram

    Movement as Medicine: Dance/Movement Therapy for Individuals with Autism, Parkinson’s Disease, and Cancer

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    Dance/movement therapy (D/MT) is the psychotherapeutic use of expressive, creative movement to support holistic well-being. D/MT views the human being as a single body-mind unit and movement as a manifestation of life experiences. While typically practiced as a mental health intervention, D/MT can be adapted for a variety of populations. This thesis evaluates scientific data for the non-traditional use of D/MT for three conditions: autism, Parkinson’s disease, and cancer. For individuals on the autism spectrum, D/MT can strengthen attunement skills, provide creative communication outlets, and relieve harmful physical manifestations of autism. For individuals with Parkinson’s disease, D/MT can simultaneously ease cognitive and physical symptoms while slowing disease progression. For cancer patients, D/MT serves as an adjunct, palliative therapy accessible before, during, and after treatments to help with psychological and physical pain management. D/MT does not cure these conditions; rather, it is a complementary intervention that promotes healing, increases quality of life, aids in expression, and restores bodily safety. Limitations include a lack of robust scientific literature on the subject, a lack of diverse D/MT practitioners and practices, and limited availability of services. Through the D/MT framework of movement as medicine, we can view life itself as a dance

    Metrological characterization of new infrared sensors for robot navigation

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    Surgical Treatment of Atrial Fibrillation

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    Atrial fibrillation represents the most common supraventricular arrhythmia above all in patients undergoing cardiac surgery and is associated to an augmented risk of thromboembolic stroke, heart failure, and cardiovascular mortality. That is the reason why cardiac surgeons began to address their attention to how to surgically treat fibrillating patients according to pathophysiological models describing mechanisms of arrhythmia induction and maintenance. A new branch of cardiac surgery was born, leading to a progressive development of adapted surgical ablation techniques, applicable both to lone or concomitant arrhythmia treatment. Historical evolution and current available surgical treatment options are described, beginning from the first pure surgical maze, going through all its modifications in source ablation energies and lesion sets and finishing with current mini-invasive hybrid treatment of lone atrial fibrillation. Indications, patients’ selection, technical options with respective advantages and disadvantages, surgical technique details, complications, and results are fully illustrated. Relationship between pathophysiologic arrhythmia mechanisms and the consequent ablation tailored procedure choice is highlighted, allowing a customized procedural offer to every single patient, resulting in a success rate ranging from 60 to 90%

    "Per Un Dante Latino": The Latin Translations of the Divine Comedy in Nineteenth-Century Italy

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    The history of the Latin translations of Dante's Divine Comedy represents a relatively unexplored branch within the field of Dante studies. Between 1416 and 1876, Latin translations of the Commedia were written and edited by seven men of differing backgrounds and professions: Churchmen, humanistic scholars and academics. The early comprehensive attempts in both prose and verse were published between 1416 and 1431, and have recently received some scholarly attention. In contrast, four out of the seven Latin editions of Dante's Commedia stem from the eras that preceded and immediately followed Italian unification and have yet to be studied. This doctoral dissertation addresses this lacuna and examines the history of the Latin translations of the Divina Commedia within nineteenth-century Italy

    Photocontrolling Protein–Peptide Interactions: From Minimal Perturbation to Complete Unbinding

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    An azobenzene-derived photoswitch has been covalently cross-linked to two sites of the S-peptide in the RNase S complex in a manner that the alpha-helical content of the S-peptide reduces upon cis-to-trans isomerization of the photoswitch. Three complementary experimental techniques have been employed, isothermal titration calorimetry, circular dichroism spectroscopy and intrinsic tyrosine fluorescence quenching, to determine the binding affinity of the S-peptide to the S-protein in the two states of the photoswitch. Five mutants with the photoswitch attached to different sites of the S-peptide have been explored, with the goal to maximize the change in binding affinity upon photoswitching, and to identify the mechanisms that determine the binding affinity. With regard to the first goal, one mutant has been identified, which binds with reasonable affinity in the one state of the photoswitch, while specific binding is completely switched off in the other state. With regard to the second goal, accompanying molecular dynamics simulations combined with a quantitative structure activity relationship revealed that the alpha-helicity of the S-peptide in the binding pocket correlates surprisingly well with measured dissociation constants. Moreover, the simulations show that both configurations of all S-peptides exhibit quite well-defined structures, even in apparently disordered states
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