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332篇 您的检索式:作者名="Spagnolo"
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1Transmission of vector vortex beams in dispersive media显示文摘Scattering phenomena affect light propagation through any kind of medium from free space to biological tissues.Finding appropriate strategies to increase the robustness to scattering is the common requirement in developing both communication protocols and imaging systems.Recently,structured light has attracted attention due to its seeming scattering resistance in terms of transmissivity and spatial behavior.Moreover,correlation between optical polarization and orbital angular momentum(OAM),which characterizes the so-called vector vortex beams(VVBs)states,seems to allow for the preservation of the polarization pattern.We extend the analysis by investigating both the spatial features and the polarization structure of vectorial optical vortexes propagating in scattering media with different concentrations.Among the observed features,we find a sudden swift decrease in contrast ratio for Gaussian,OAM,and VVB modes for concentrations of the adopted scattering media exceeding 0.09%.Our analysis provides a more general and complete study on the propagation of structured light in dispersive and scattering media.Ilaria Gianani Alessia Suprano Taira Giordani NicolòSpagnolo Fabio Sciarrino Dimitris Gorpas Vasilis Ntziachristos Katja Pinker Netanel Biton Judy Kupferman Shlomi Arnong 2020Advanced Photonics2020,2,3:7
2Thermally reconfigurable quantum photonic circuits at telecom wavelength by femtosecond laser micromachining显示文摘The importance of integrated quantum photonics in the telecom band is based on the possibility of interfacing with the optical network infrastructure that was developed for classical communications.In this framework,femtosecond laser-written integrated photonic circuits,which have already been assessed for use in quantum information experiments in the 800-nm wavelength range,have great potential.In fact,these circuits,being written in glass,can be perfectly mode-matched at telecom wavelength to the in/out coupling fibers,which is a key requirement for a low-loss processing node in future quantum optical networks.In addition,for several applications,quantum photonic devices must be dynamically reconfigurable.Here,we experimentally demonstrate the high performance of femtosecond laser-written photonic circuits for use in quantum experiments in the telecom band,and we demonstrate the use of thermal shifters,which were also fabricated using the same femtosecond laser,to accurately tune such circuits.State-of-the-art manipulation of single-and two-photon states is demonstrated,with fringe visibilities greater than 95%.The results of this work open the way to the realization of reconfigurable quantum photonic circuits based on this technological platform.Fulvio Flamini Lorenzo Magrini Adil S Rab Nicolo Spagnolo Vincenzo D’Ambrosio Paolo Mataloni Fabio Sciarrino Tommaso Zandrini Andrea Crespi Roberta Ramponi Roberto Osellame 2015Light(Science & Applications)2015,4,1:5
3Photonic implementation of boson sampling:a review显示文摘Boson sampling is a computational problem that has recently been proposed as a candidate to obtain an unequivocal quantum computational advantage.The problem consists in sampling from the output distribution of indistinguishable bosons in a linear interferometer.There is strong evidence that such an experiment is hard to classically simulate,but it is naturally solved by dedicated photonic quantum hardware,comprising single photons,linear evolution,and photodetection.This prospect has stimulated much effort resulting in the experimental implementation of progressively larger devices.We review recent advances in photonic boson sampling,describing both the technological improvements achieved and the future challenges.We also discuss recent proposals and implementations of variants of the original problem,theoretical issues occurring when imperfections are considered,and advances in the development of suitable techniques for validation of boson sampling experiments.We conclude by discussing the future application of photonic boson sampling devices beyond the original theoretical scope.Daniel J.Brod Ernesto F.Galvão Andrea Crespi Roberto Osellame NicolòSpagnolo Fabio Sciarrino 2019Advanced Photonics2019,1,3:3
4Immune response to vaccines in children with celiac disease显示文摘Celiac disease(CD) is an immune-mediated systemic condition evoked by ingestion of gluten and related prolamines in genetically susceptible subjects. The disease is featured by a variable combination of clinical signs, specific antibodies, HLA-DQ2 and HLA-DQ8 haplotypes, and enteropathy. Vaccination is the most potent intervention for infectious disease prevention. Several factors including age, gender, ethnicity, quality and quantity of vaccine antigen, doses, and route of administration can influence immune response to vaccination, although the main cause of variation in the responsiveness among vaccine recipients is host genetic variability. The HLA system has a fundamental role in identifying the antigens introduced into the host with the vaccines and in the development of specific antibodies, and some HLA phenotypes have been associated with a less effective immunological response. The available literature indicates that the immunological response to vaccines in CD children does not differ markedly from that of general population and antibody titres are high enough to provide long-term protection, except for hepatitis B virus vaccine. In this article, we review and discuss the scarce literature in this field in order to provide clinical practice guidelines to achieve the most efficient monitoring of the response to vaccines in pediatric CD patients.Caterina Anania Francesca Olivero Alessandra Spagnolo Claudio Chiesa Lucia Pacifico 2017World Journal of Gastroenterology2017,23,18:2
5Spread of multidrug carbapenem-resistant Acinetobacter baumannii in different wards of an Italian hospital显示文摘Maria Luisa Cristina Anna Maria Spagnolo Gianluca Ottria Marina Sartini Paolo Orlando Fernanda Perdelli 2011AJIC: American Journal of Infection Control2011,,9:2
6The CECE Alternative for Upgrading Detritiation in Heavy Water Nuclear Reactor and for Tritium Recovery in Fusion Reactor显示文摘Spagnolo D A Miller A I 1995Fusion Technol1995,28,:2
7Are gender differences in QTc present at birth显示文摘Stramba Badiale M Spagnolo D Basi G 1995Am J Cardiol1995,75,:1
8The CECE Alternative for Upgrading/Detritiation in Heavy Water Nuclear Reactors and for Tritium Recovery in Fusion Reactors显示文摘Spagnolo DA Miller AI 1995Fusion Technol1995,28,:1
9Global solvability for the degenerate Kirchboff equation with real analytic date 显示文摘D'Ancona P Spagnolo S 1992Invent Math1992,108,:1
10Rhabdomyplysis due to severe hypokaliemia in a Crohn's disease patient after budesonide treatment显示文摘Mangone M Spagnolo A Capurso G 2007Dig Liver Dis2007,39,8:1
11Extraskeleteral myxiod chondrosarcoma:a light microscopic,immunohistochemical,ultrastructural and immuno-ultrastructural study indicating neuroendocrine differentiation显示文摘Goh YW Spagnolo DV Platten M 2001Histopathology2001,39,5:1
12The CECE Alternative for Upgrading Detritiation in Heavy Water Nuclear Reactor and for Tritium Recovery in Fusion Reactor 显示文摘Spagnolo D A Miller A I 1995Fusion Technol1995,28,:1
13Non-steroid agents for idiopathic pulmonary fibrosis显示文摘Spagnolo P Del Giovane C Luppi F 2010Cochrane Database Syst Rev2010,8,9:1
14Lesions of anogenital mammary-like glands:an update显示文摘Kazakov DV Spagnolo DV Kacerovska D 0,,01:1
15A test for volatility spillovers显示文摘Sola M Spagnolo F Spagnolo N 2002Economics Letters2002,76,1:1
16CARD15/NOD2 polymorphisms are associated with severe pulmonary sareoidosis 显示文摘Sato H Williams HR Spagnolo P 2010Eur Respit J2010,35,2:1
17Long-term macrolide treatment for chronic respiratory disease显示文摘Spagnolo P Fabbri LM Bush A 2013Eur Respir J2013,42,:1
18Three-dimensional structure of the human DNA-PKcs/Ku70/Ku80 complex assembled on DNA and its implications for DNA DSB repair 显示文摘Spagnolo L Rivera-Calzada A Pearl L H 2006Mol Cell2006,22,4:1
19Survival of patients with metastatic melanoma and brain metastases in the era of MAP-kinase inhibitors and immunologic check- point blockade antibodies: A systematic review 显示文摘Spagnolo F Picasso V Lambertini M 2016Cancer Treat Rev2016,45,:1
20Dural sinus thrombosis in spontaneous intracranial hypotension显示文摘Mario Savoiardo Silvia Armenise Pantaleo Spagnolo 2006J Neurol2006,253,9:1
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