86,968 research outputs found

    Transapical off-pump mitral valve repair with Neochord Implantation (TOP-MINI): step-by-step guide

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    open10openColli, Andrea; Zucchetta, Fabio; Torregrossa, Gianluca; Manzan, Erica; Bizzotto, Eleonora; Besola, Laura; Bellu, Roberto; Sarais, Cristiano; Pittarello, Demetrio; Gerosa, GinoColli, Andrea; Zucchetta, Fabio; Torregrossa, Gianluca; Manzan, Erica; Bizzotto, Eleonora; Besola, Laura; Bellu, Roberto; Sarais, Cristiano; Pittarello, Demetrio; Gerosa, Gin

    An autonomous GNSS anti-spoofing technique

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    open3siIn recent years, the problem of Position, Navigation and Timing (PNT) resiliency has received significant attention due to an increasing awareness on threats and the vulnerability of the current GNSS signals. Several proposed solutions make uses of cryptography to protect against spoofing. A limitation of cryptographic techniques is that they introduce a communication and processing computation overhead and may impact the performance in terms of availability and continuity for GNSS users. This paper introduces autonomous non cryptographic antispoofing mechanisms, that exploit semi-codeless receiver techniques to detect spoofing for signals with a component making use of spreading code encryption.openCaparra, Gianluca; Wullems, Christian; Ioannides, Rigas T.Caparra, Gianluca; Wullems, Christian; Ioannides, Rigas T

    Correction Procedures for Temperature and Irradiance of Photovoltaic Modules: Determination of Series Resistance and Temperature Coefficients by Means of an Indoor Solar Flash Test Device

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    none5openLuciani, Silvia; Coccia, Gianluca; Tomassetti, Sebastiano; Pierantozzi, Mariano; Di Nicola, GiovanniLuciani, Silvia; Coccia, Gianluca; Tomassetti, Sebastiano; Pierantozzi, Mariano; Di Nicola, Giovann

    Challenges for the dollar as a reserve currency

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    Gianluca Benigno examines the extent to which the financial crisis has undermined the dollar's pre-eminence.reserve currency, international, USA, China

    Test of mode-division multiplexing and demultiplexing in free-space with diffractive transformation optics

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    open5openGIANLUCA RUFFATO, 1; FILIPPO ROMANATO, ; 1Department of Physics and Astronomy ‘G. Galilei’, University of Padova; 2Laboratory for Nanofabrication of Nanodevices, c.so Stati Uniti 4GIANLUCA RUFFATO, 1; Romanato, Filippo; Ruffato, Gianluca; Astronomy ‘. G. Galilei’, University of Padova; 2Laboratory for Nanofabrication of Nanodevices, c. so Stati Uniti

    Dynamical structure factor of a fermionic supersolid on an optical lattice

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    partially_open5sìembargoed_20211201Vitali, Ettore; Kelly, Patrick; Lopez, Annette; Bertaina, Gianluca; Galli, Davide EmilioVitali, Ettore; Kelly, Patrick; Lopez, Annette; Bertaina, Gianluca; Galli, Davide Emili

    β-Arrestin-1 is required for adaptive β-cell mass expansion during obesity

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    none10siopenBarella, Luiz F.; Rossi, Mario; Pydi, Sai P.; Meister, Jaroslawna; Jain, Shanu; Cui, Yinghong; Gavrilova, Oksana; Fulgenzi, Gianluca; Tessarollo, Lino; Wess, JürgenBarella, Luiz F.; Rossi, Mario; Pydi, Sai P.; Meister, Jaroslawna; Jain, Shanu; Cui, Yinghong; Gavrilova, Oksana; Fulgenzi, Gianluca; Tessarollo, Lino; Wess, Jürge

    The need to develop competencies for Patient Therapeutic Education in nurse education and practice through cross border conversations

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    none6mixedBagnasco, Annamaria; Timmins, Fiona; Aleo, Giuseppe; Catania, Gianluca; Zanini, Milko; Sasso, LoredanaBagnasco, Annamaria; Timmins, Fiona; Aleo, Giuseppe; Catania, Gianluca; Zanini, Milko; Sasso, Loredan

    Brain Mass and Encephalization Quotients in the Domestic Industrial Pig (Sus scrofa)

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    open6siIn the present study we examined the brain of fetal, newborn, and adult pigs raised for meat production. The fresh and formalin-fixed weights of the brain have been recorded and used, together with body weight, to calculate the Encephalization Quotient (EQ). The weight of the cerebellum has been used to calculate the Cerebellar Quotient (CQ). The results have been discussed together with analogue data obtained in other terrestrial Cetartiodactyla (including the domestic bovine, sheep, goat, and camel), domesticated Carnivora, Proboscidata, and Primates. Our study, based on a relatively large experimental series, corrects former observations present in the literature based on smaller samples, and emphasizes that the domestic pig has a small brain relative to its body size (EQ = 0.38 for adults), possibly due to factors linked to the necessity of meat production and improved body weight. Comparison with other terrestrial Cetartiodactyla indicates a similar trend for all domesticated species.openMinervini, Serena; Accogli, Gianluca; Pirone, Andrea; Graïc, Jean-Marie; Cozzi, Bruno; Desantis, SalvatoreMinervini, Serena; Accogli, Gianluca; Pirone, Andrea; Graic, JEAN-MARIE; Cozzi, Bruno; Desantis, Salvator

    FRAM for systemic accident analysis: a matrix representation of functional resonance

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    Due to the inherent complexity of nowadays Air Traffic Management (ATM) system, standard methods looking at an event as a linear sequence of failures might become inappropriate. For this purpose, adopting a systemic perspective, the Functional Resonance Analysis Method (FRAM) originally developed by Hollnagel, helps identifying non-linear combinations of events and interrelationships. This paper aims to enhance the strength of FRAM-based accident analyses, discussing the Resilience Analysis Matrix (RAM), a user-friendly tool that supports the analyst during the analysis, in order to reduce the complexity of representation of FRAM. The RAM offers a two dimensional representation which highlights systematically connections among couplings, and thus even highly connected group of couplings. As an illustrative case study, this paper develops a systemic accident analysis for the runway incursion happened in February 1991 at LAX airport, involving SkyWest Flight 5569 and USAir Flight 1493. FRAM confirms itself a powerful method to characterize the variability of the operational scenario, identifying the dynamic couplings with a critical role during the event and helping discussing the systemic effects of variability at different level of analysis
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