89,129 research outputs found

    I demagoghi nelle commedie di Aristofane e dei suoi rivali

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    In the parabasis of Clouds II, speaking about the treatment reserved to Cleon in the Knights, Aristophanes implicitly presents himself as πρῶτος εὑρετής of the so-called ‘demagogue comedy’. But we know that things are not properly so: at least one important exemplum is offered by Cratinus’ Dionysalexandros, mythological comedy whose protagonist had to be identified by innuendo with Pericles. Nor, on the other hand, Aristophanes is totally original in its choice of consecrating the whole play to a demagogue still on the top: some years after the representation of the Knights, and before the revision of Clouds’ parabasis, Eupolis had done of a Persian slave, Marikas, the alter ego of Hyperbolus who, after Cleon’s death, had taken the leadership of radical Athenian democracy. Furthermore, to Hyperbolus is entitled a comedy of Plato comicus, who is also author of two more ‘demagogue comedies’: Peisandros and Cleophon. How to judge, then, the hyperbolic Aristophanes’ claim? That’s the question from which will start this paper, which aims to investigate the origins and the limited luck of such peculiar subgenre of Athenian political comedy.Nella parabasi delle Nuvole seconde, parlando del trattamento da lui riservato a Cleone nei Cavalieri, Aristofane si autorappresenta implicitamente come il πρῶτος εὑρετής della cosiddetta 'demagogie-comedy'. Ma noi sappiamo che le cose non stavano esattamente così: almeno un importante esempio è offerto prima dei Cavalieri dal Dionisalessandro di Cratino, una commedia mitologica il cui protagonista doveva essere identificato, per via allusiva, con Pericle. Né, d'altra parte, Aristofane è totalmente originale nella sua scelta di consacrare l'intera commedia a un demagogo ancora in auge: alcuni anni dopo la rappresentazione dei Cavalieri, e prima della revisione della parabasi delle Nuvole, Eupoli aveva fatto di uno schiavo persiano, di nome Maricante, l'alter ego di Iperbolo, colui il quale, dopo la morte di Cleone, aveva assunto la leadership della democrazia radicale ateniese. Peraltro a Iperbolo è intitolata una commedia di Platone comico, che è anche l'autore di due ulteriori 'demagogue commedies', il Pisandro e il Cleofonte. Come giudicare dunque la iperbolica rivendicazione di Aristofane? Questo l'interrogativo da cui parte questo saggio, che mira a indagare le origini e la limitata fortuna di questo peculiare sottogeneri della commedia politica ateniese del quinto secolo

    La 'maternità letteraria' nella Grecia antica: personificazioni e metafore parentali tra commedia e filosofia

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    Nel sempre vivo dibattito relativo alle ragioni per cui le personificazioni della letteratura e dell’arte, antiche e moderne, sono, nella stragrande maggioranza dei casi, femminili, un posto di rilievo occupa la disamina delle personificazioni femminili della poesia e delle Muse riconoscibili nel teatro comico ateniese tra quinto e quarto secolo a. C. Nell’ambito del canonico repertorio delle personificazioni dell’arte poetica riconoscibile nella produzione di Aristofane e di altri autori dell’archaia, un ruolo del tutto peculiare, per caratura metaforica e allegorica, riveste l’immagine presente in un passo della seconda redazione delle Nuvole. Di questa immagine si occupa il presente saggio

    Margoth Mathieu de Emiliani

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    Margoth Mathieu de Emiliani.Leyenda en alto relieve: "Foto Imperio Cartagena F. Vega G."Colección Fototec

    Exploring glycosyl sulphates as donors for chemical glycosylation

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    The preparation of anomeric tetrabutylammonium sulphates of glucose and galactose derivatives is reported and their role as donors in glycosylation reactions is studied. Metal triflates showed good performance in activating sulphate as a leaving group. Among them, ytterbium triflate in stoichiometric amounts gave the best results. Basic conditions using barium oxide in combination with trimethylsilyl trifluoromethanesulfonate (TMSOTf) were also shown to give good results. Benzylated sulphates were much more reactive than benzoylated donors when activated either by ytterbium triflate or by BaO and TMSOTf. Different acceptors were tested, such as isopropanol, cholesterol, and other common sugar derivatives. High reaction rates and excellent glycosylation yields were obtained under mild reaction conditions. The α/β anomeric ratio suggests a predominant SN2-like reaction mechanism

    Note sulla "lex curiata de imperio"

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    Le caratteristiche della lex curiata de imperio e i suoi effetti in epoca tardorepubblican

    Realistic ground motion scenarios for Napoli.

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    The realistic simulation of the ground motion at Napoli, recorded at Torre del Greco station for the 1980 earthquake, has stimulated similar simulations to be compared with the effects of the most damaging historical and recent earthquakes - the events happened in 1456, 1688, 1694, 1732, 1805, 1930, 1962 and 1980. A parametric study is carried out by placing the 1980 fault in the epicentral areas of the strongest central-southern Apeninnes events. The Sannio seismogenic area turns out to be responsible of the highest peak ground accelerations (PGA) and seismic response spectra (SRS) at Napoli. In particular, the 1688 earthquake is considered representative of the area (scenario earthquake) and realistic synthetic seismograms have been computed in the historical centre of Napoli with a hybrid technique based on the mode summation and the finite difference methods. The use of such a sophisticated approach is fully justified by the detailed available knowledge about the geological and geophysical properties of the neapolitan subsoil. The modeling makes it possible to recognize that amplifications of about 2 of PGA and higher than 3 for SRS, at frequencies close to the eigenfrequencies of the existing buildings, are to be expected because of the pyroclastic soil cover. Based on the information contained in the available catalogues, different magnitudes have been considered. Taking into account the correlation, valid for the italian territory, between synthetic PGA and observed intensities, it turns out that the most probable magnitude (M) of the 1688 earthquake is lower than 6.7, while M=7.3 should be assigned to a conservative scenario earthquake
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