306,859 research outputs found

    Collaborazione e strumenti digitali nel campo della traduzione

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    Lo sviluppo delle tecnologie digitali ha rivoluzionato negli ultimi decenni il modo in cui comunichiamo e la nostra capacità di connetterci con il resto del mondo, dando vita a nuove forme di comunicazione digitale e di condivisione di idee e conoscenze. Questo ha avuto una grande influenza anche sul mondo della traduzione, in tutti i suoi aspetti. Basti pensare all’avvento e allo sviluppo della traduzione automatica e della traduzione assistita, che hanno portato anche alla creazione di nuovi profili professionali, ma anche alle nuove pratiche di collaborazione non professionale su vasta scala e alle novità nel campo dello studio e della teoria della traduzione dovute alla svolta tecnologica del campo. Questo articolo analizza l’influenza dello sviluppo delle tecnologie digitali sulla diffusione del lavoro collaborativo, in particolare nel campo della traduzione e dopo aver proposto una classificazione degli strumenti di lavoro collaborativo, passa ad analizzare nello specifico alcuni strumenti digitali particolarmente utili nel campo della traduzione collaborativa, parlando anche di alcune esperienze collegate a questi strumenti

    The Hubble Space Telescope UV Legacy Survey of Galactic Globular Clusters: The Internal Kinematics of the Multiple Stellar Populations in NGC 2808

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    Support for this work comes from STScI grants for HST programs AR-12845 and GO-13297. E.V. acknowledges support by grant NASA-NNX13AF45G. G.P., S.C., F.D’A. and A.R. acknowledge support from PRIN-INAF 2014 (PI: S. Cassisi).Numerous observational studies have revealed the ubiquitous presence of multiple stellar populations in globular clusters and cast many difficult challenges for the study of the formation and dynamical history of these stellar systems. In this Letter we present the results of a study of the kinematic properties of multiple populations in NGC 2808 based on high-precision Hubble Space Telescope proper-motion measurements. In a recent study, Milone et al. identified five distinct populations (A-E) in NGC 2808. Populations D and E coincide with the helium-enhanced populations in the middle and the blue main sequences (mMS and bMS) previously discovered by Piotto et al.; populations A-C correspond to the redder main sequence that, in Piotto et al., was associated with the primordial stellar population. Our analysis shows that, in the outermost regions probed (between about 1.5 and 2 times the cluster half-light radius), the velocity distribution of populations D and E is radially anisotropic (the deviation from an isotropic distribution is significant at the ̃3.5σ level). Stars of populations D and E have a smaller tangential velocity dispersion than those of populations A-C, while no significant differences are found in the radial velocity dispersion. We present the results of a numerical simulation showing that the observed differences between the kinematics of these stellar populations are consistent with the expected kinematic fingerprint of the diffusion toward the cluster outer regions of stellar populations initially more centrally concentrated. Based on observations with the NASA/ESA Hubble Space Telescope, obtained at the Space Telescope Science Institute, which is operated by AURA, Inc., under NASA contract NAS 5-26555

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    DPD Simulations of PMMA-Oleic Acid Mixture Behaviour in Organic Capped Nanoparticle Based Polymer Nanocomposite

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    Dissipative Particle Dynamics has been used to investigate the different morphology of polymer nanocomposites. Such a study was addressed to the definition of a suitable tool for understanding the distribution of oleic acid (OA) capped nanoparticles embedded into poly-methylmethacrylate (PMMA) matrix for the formation of nanocomposite materials. In particular, simulations of PMMA/OA mixtures at different composition have exhibited the self-assembly of amphiphiles to form separated nanosized domains with different morphologies going from spheres, to tubules up to the formation of continuous planar sheets as the OA composition increases. On the other hand, simulations carried out on nanocomposite systems have shown that NPs do not perturb the observed phase behaviour of PMMA/OA mixtures. In fact, at low OA compositions nanoparticles are confined in the spherical lipid domains to form NP clusters, while at high OA composition NPs appear homogeneously distributed in the continuous lipid domain

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods

    Il nuovo delitto di “Combustione illecita dei rifiuti” tra emergenze e criticità (d.l. 10.12.2013, n. 136 convertito con modificazioni dalla legge 6.02.2014, n. 6)

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    Questo lavoro analizza la modifica legislativa che ha introdotto nel Testo Unico dell'ambiente (d.lgs. n. 152 del 2006) l'art. 256 – bis relativo alla Combustione illecita di rifiuti. Si tratta di una fattispecie decisamente problematica, soprattutto perchè risponde ad una logica emergenziale che, com'è noto, spesso produce - nel diritto penale – disposizioni di legge mal redatte e poco coordinate con l'apparato normativo in cui si vengono ad inserire. L'elaborato, allora, analizza dal punto di vista critico la nuova fattispecie, soffermandosi sulla sua reale idoneità a rappresentare mezzo di repressione delle attività ambientali illecite, soprattutto nel quadro di una lotta efficace alle c.d. “Ecomafie”

    L'arbitrato nella giurisprudenza italiana

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    L’opera compie un’approfondita disamina, anche critica, degli orientamenti della giurisprudenza italiana in materia di arbitrato, nelle sue varie forme: rituale e irrituale (libero), obbligatorio e d’equità; nonché degli istituti affini quali l’arbitraggio e la perizia contrattuale. Inoltre, sono oggetto di specifica trattazione gli indirizzi giurisprudenziali sulla disciplina dell’arbitrato in specifiche materie quali l’arbitrabilità delle controversie, la convenzione arbitrale, la nomina, sostituzione e ricusazione degli arbitri, il diritto degli arbitri al compenso, nonché il procedimento arbitrale e l’istruzione probatoria

    Author, publisher and bookseller : a tripartite synergy in Nigerian book industry

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    This work is about the roles of Author, Publisher and Bookseller in Book development in Nigeria. The paper started by delving into the history of Book Publishing in Nigeria after which it proceeded by defining who an author, a publisher, and a bookseller is and expatiated on the indispensable roles of these key actors in Nigerian Book Industry and in the emerging Information Society. Furthermore, the various constraints to book development were identified while the paper advised on how the Book Industry can be further promoted in Nigeria. However, the paper concluded and made recommendations on how the Book sector can help in enhancing scholarship in the country
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