1,618 research outputs found

    Large-signal device simulation in time- and frequency-domain: a comparison

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    The aim of this paper is to compare the most common time- and frequency-domain numerical techniques for the determination of the steady-state solution in the physics-based simulation of a semiconductor device driven by a time-periodic generator. The shooting and harmonic balance (HB) techniques are applied to the solution of the discretized drift-diffusion device model coupled to the external circuit embedding the semiconductor device, thus providing a fully nonlinear mixed mode simulation. The comparison highlights the strong and weak points of the two approaches, basically showing that the time-domain solution is more robust with respect to the initial condition, while the HB solution provides a more rapid convergence once the initial datum is close enough to the solution itsel

    Supplemental Material - The Impact of COVID-19 on Mental Health in Medical Students: A Cross-Sectional Survey Study in Italy

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    Supplementary Material for The Impact of COVID-19 on Mental Health in Medical Students: A Cross-Sectional Survey Study in Italy by Sara Carletto, Giuseppina Lo Moro, Vittoria Zuccaroli Lavista, Giovanna Soro, Roberta Siliquini, Fabrizio Bert, and Paolo Leombruni in Psychological Reports.</p

    A note on the author citation and typification of Cineraria aurantiaca Hoppe (Tephroseris integrifolia subsp. aurantiaca; Asteraceae)

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    Bartolucci, Fabrizio, Villani, Mariacristina, Galasso, Gabriele (2021): A note on the author citation and typification of Cineraria aurantiaca Hoppe (Tephroseris integrifolia subsp. aurantiaca; Asteraceae). Phytotaxa 512 (4): 297-299, DOI: 10.11646/phytotaxa.512.4.6, URL: http://dx.doi.org/10.11646/phytotaxa.512.4.

    Riscrivere La buona novella di Fabrizio De André in siciliano:

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    During 2021 the indipendent label&nbsp;Musica del Sud&nbsp;released the sicilian adaptation of Fabrizio De André's&nbsp;La buona&nbsp;Novella, which was first published in 1970. The article therefore presents an interview with Francesco Giunta, author of the project and the translation, and makes use of the valuable conversation with Ignazio Macchiarella, in order to explore the depth of the work in its musical, literary and linguistic nuances. &nbsp;Nel 2021 l'etichetta indipendente&nbsp;Musica del Sud&nbsp;ha pubblicato il riadattamento in siciliano de&nbsp;La&nbsp;buona&nbsp;Novella&nbsp;di Fabrizio De André, uscito per la prima volta nel 1970. L'articolo presenta dunque l'intervista a Francesco Giunta, l'autore del progetto e della traduzione, e si avvale del prezioso dialogo con Ignazio Macchiarella, condotto allo scopo di indagare la profondità dell'opera nelle sue sfaccettature musicali, letterarie e linguistiche.&nbsp

    A new study on the Newell-Whitehead-Segel equation with Caputo-Fabrizio fractional derivative

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    In this research, we propose a new numerical method that combines with the Caputo-Fabrizio Elzaki transform and the q-homotopy analysis transform method. This work aims to analyze the Caputo-Fabrizio fractional Newell-Whitehead-Segel (NWS) equation utilizing the Caputo-Fabrizio q-Elzaki homotopy analysis transform method. The Newell-Whitehead-Segel equation is a partial differential equation employed for modeling the dynamics of reaction-diffusion systems, specifically in the realm of pattern generation in biological and chemical systems. A convergence analysis of the proposed method was performed. Two-dimensional and three-dimensional graphs of the solutions have been drawn with the Maple software. It is seen that the resulting proposed method is more powerful and effective than the Aboodh transform homotopy perturbation method and conformable Laplace decomposition method in the results. © 2024 the Author(s), licensee AIMS Press

    Fabrizio De André e altri cantautori: Italia-Brasile in musica

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    The Author wants to compare and find convergence points between Brazilian and Italian music. For Italy a more detailed look will be directed to the production of Fabrizio De André and particularly to the song Princesa, a sad story of marginalization, poverty and violence, in which a part quite considerable is written in portuguese. In De André lyrics there are often rhythms and references to latin-americans musical sounds.La Autora quiere comparar y encontrar puntos de convergencia entre la música brasileña y la italiana. Para Italia un análisis más detallado tendrá como objetivo la producción de Fabrizio De André y en particular la canción Princesa, triste historia de marginación, pobreza, violencia, en la que una parte bastante considerable está escrita en portugués. En los textos de De André a menudo hay rirmos y referências en sonidos musicales latinoamericanos.L’Autrice mette a confronto e cerca di trovare punti di convergenza tra la musica brasiliana e quella italiana. Per l’Italia uno sguardo più dettagliato è rivolto alla produzione di Fabrizio De André e in particolare alla canzone Princesa, triste storia di emarginazione, povertà, violenza, nella quale una parte abbastanza considerevole è scritta in portoghese. Nei suoi testi ci sono spesso ritmi e riferimenti alle sonorità musicali latinoamericane

    Fig. 6. A in Phylogenetic relationships and revision of the genus Blastomussa (Cnidaria: Anthozoa: Scleractinia) with description of a new species

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    Fig. 6. A, Corallum; and B, detail of corallites of the holotype of Blastomussa omanensis (BMNH 1991.6.4.150) collected by C. Sheppard in Oman (Sheppard & Sheppard, 1991: Fig. 147); C, neotype of Parasimplastrea sheppardi (MTQ G 55860); and D, close up of corallites; E, paratype of Blastomussa loyae (ZMA 8322); and F, close up of its corallites. Scale bars A, C, E = 1 cm; B, D, F = 5 mm.Published as part of Benzoni, Francesca, Arrigoni, Roberto, Waheed, Zarinah, Stefani, Fabrizio & Hoeksema, Bert W., 2014, Phylogenetic relationships and revision of the genus Blastomussa (Cnidaria: Anthozoa: Scleractinia) with description of a new species, pp. 358-378 in Raffles Bulletin of Zoology 62 on page 371, DOI: 10.5281/zenodo.535364

    Lanzamiento: Semana de la Agricultura Digital del IICA 2023

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    Participantes: Federico Bert, moderador. Teresita Di Marco, The Yield Lab Latam. Herbert Lewy, representante de Microsoft. Fabrizio Bresciani, líder de Fondo Internacional para el Desarrollo Agrícola. Beatriz Arrieta, representante de BAYER. Álvaro Pereira, representante de CAF. Carlos Ruiz Macho, representante del IICA. Erick Cuellar, representante de agtechapps. María del Carmen García, representante de Beemore. Danilo Miranda, representante de BloomsPal. Federico Villareal, representante del IICA.Lanzamiento: Semana de la Agricultura Digital del IICA 2023

    Who is (not) vaccinated? A proposal for a comprehensive immunization information system

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    The role of immunization in public health is crucial, offering widespread protection against infectious diseases and underpinning societal well-being. However, achieving optimal vaccination coverage is impeded by vaccine hesitancy, a significant challenge that necessitates comprehensive strategies to understand and mitigate its effects. We propose the integration of Population Health Management principles with Immunization Information Systems (IISs) to address vaccine hesitancy more effectively. Our approach leverages systematic health determinants analysis to identify at-risk populations and tailor interventions, thereby promoting vaccination coverage and public health responses. We call for the development of an enhanced version of the Italian National Vaccination Registry, which aims to facilitate real-time tracking of individuals' vaccination status while improving data accuracy and interoperability among healthcare systems. This registry is designed to overcome current barriers by ensuring robust data protection, addressing cultural and organizational challenges, and integrating behavioral insights to foster informed public health campaigns. Our proposal aligns with the Italian National Vaccination Prevention Plan 2023-2025 and emphasizes proactive, evidence-based strategies to increase vaccination uptake and contrast the spread of vaccine-preventable diseases. The ultimate goal is to establish a data-driven, ethically sound framework that enhances public health outcomes and addresses the complexities of vaccine hesitancy within the Italian context and beyond

    Intellectual capital-based performance improvement: a study in healthcare sector.

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    Background: Knowledge resources are in most productive sectors distinctive in terms of competitiveness. Still, in the health sector, they can have an impact on the health of the population, help make the organisations more efficient and can help improve decision-making processes. The purpose of this paper is to investigate the Intellectual Capital impact on healthcare organization’ performance in the Italian healthcare system. Methods: The theoretical framework linked to intellectual Capital in the health sector and the performance evaluation related to efficiency supports the analysis carried out in two stages to determine the right placement of resources and the exogenous variables that influence performance level. The evaluation of the impact of the ICs on performance is determined through the Data envelopment analysis. The incidence of the exogenous variables has been established through linear regression. Results: Empirical results in Italy show some IC components influence organization ‘performance (Essential Levels of Assistance) and could be used for defining the policy of allocation of resources in healthcare sector. The efficiency of 16 regions considered in 2016 based on Slack-Based-Model constant returns-to-scale (SBM-CRS) and Slack-Based-Model variable returns-to-scale (SBM-VRS) identifies a different ability to balance IC and performance. Current healthcare expenditure and the number of residents is correlated with the identified efficiency and performance levels. Conclusions: This paper embeds an innovative link between healthcare performance, in term of efficiency and IC which aligns resource management with future strategy. The study provides a new decision-making approach
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