25 research outputs found

    Fatigue behavior of gold thin films at elevated temperatures studied by bulge testing

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    ECMO for COVID-19 patients in Europe and Israel

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    Since March 15th, 2020, 177 centres from Europe and Israel have joined the study, routinely reporting on the ECMO support they provide to COVID-19 patients. The mean annual number of cases treated with ECMO in the participating centres before the pandemic (2019) was 55. The number of COVID-19 patients has increased rapidly each week reaching 1531 treated patients as of September 14th. The greatest number of cases has been reported from France (n = 385), UK (n = 193), Germany (n = 176), Spain (n = 166), and Italy (n = 136) .The mean age of treated patients was 52.6 years (range 16–80), 79% were male. The ECMO configuration used was VV in 91% of cases, VA in 5% and other in 4%. The mean PaO2 before ECMO implantation was 65 mmHg. The mean duration of ECMO support thus far has been 18 days and the mean ICU length of stay of these patients was 33 days. As of the 14th September, overall 841 patients have been weaned from ECMO support, 601 died during ECMO support, 71 died after withdrawal of ECMO, 79 are still receiving ECMO support and for 10 patients status n.a. . Our preliminary data suggest that patients placed on ECMO with severe refractory respiratory or cardiac failure secondary to COVID-19 have a reasonable (55%) chance of survival. Further extensive data analysis is expected to provide invaluable information on the demographics, severity of illness, indications and different ECMO management strategies in these patients

    Linking through-thickness cracks in metallic thin films to in-situ electrical resistance peak broadening

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    his work was supported by the Austrian Science Fund (FWF) [Project I 4384-N] and the German Research Foundation (DFG) [grant ME-4368/8] within the framework of the D-A-CH cooperation FATIFACE

    Describing mechanical damage evolution through in situ electrical resistance measurements

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    This work was supported by the Austrian Science Fund (FWF) (Project I, No. 4384-N) and the German Research Foundation (DFG) (No. Grant ME-4368/8) within the framework of the D-A-CH cooperation FATIFACE

    Campagnes d’étude 2012-2013

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    Orgeolet Raphaël, Skorda Despina, Zurbach Julien, Lagia Anna, Moutafi Ioanna, Krapf Tobias, Simier Bastien, Bérard Reine-Marie, Sintès Gilles, Chabrol Antoine. Campagnes d’étude 2012-2013. In: Bulletin de correspondance hellénique. Volume 138, livraison 2, 2014. pp. 691-693

    Data-adaptive image-denoising for detecting and quantifying nanoparticle entry in mucosal tissues through intravital 2-photon microscopy

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    Intravital 2-photon microscopy of mucosal membranes across which nanoparticles enter the organism typically generates noisy images. Because the noise results from the random statistics of only very few photons detected per pixel, it cannot be avoided by technical means. Fluorescent nanoparticles contained in the tissue may be represented by a few bright pixels which closely resemble the noise structure. We here present a data-adaptive method for digital denoising of datasets obtained by 2-photon microscopy. The algorithm exploits both local and non-local redundancy of the underlying ground-truth signal to reduce noise. Our approach automatically adapts the strength of noise suppression in a data-adaptive way by using a Bayesian network. The results show that the specific adaption to both signal and noise characteristics improves the preservation of fine structures such as nanoparticles while less artefacts were produced as compared to reference algorithms. Our method is applicable to other imaging modalities as well, provided the specific noise characteristics are known and taken into account

    Kirrha (Phocide)

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    Zurbach Julien, Skorda Despina, Orgeolet Raphaël, Lagia Anna, Moutafi Ioanna, Krapf Tobias, Simier Bastien, Bérard Reine-Marie, Sintès Gilles, Chabrol Antoine. Kirrha (Phocide). In: Bulletin de correspondance hellénique. Volume 136-137, livraison 2, 2012. pp. 569-592

    Vulnerabilität der Metropolregion Bremen-Oldenburg gegenüber dem Klimawandel (Synthesebericht)

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    Der nordwest2050-Bericht Nr. 2 führt die von 'nordwest2050' durchgeführten Verwundbarkeitsanalysen für eine Vielzahl gesellschaftlicher Sektoren, die Wirtschaftsbereiche Tourismus, Ernährung, Energie sowie Hafen und Logistik sowie für die regionale Governance in der Metropolregion Bremen-Oldenburg in einem Bericht zur regionalen Verwundbarkeit zusammen. Schwerpunkte dieses so genannten Syntheseberichts sind eine vergleichende Darstellung der Höhe der jeweiligen Verwundbarkeiten durch den Klimawandel und mögliche Wechselwirkungen zwischen den Sektoren und Wirtschaftsbereichen, die z.B. Flächennutzungs- oder Zielkonflikte in der Region verstärken können. Weitere Aspekte sind: An welcher Stelle könnten aufgrund von Klimaanpassungsmaßnahmen zukünftig Konflikte und Konkurrenzen um Fläche auftreten? Welche Aussagen machen die regionalen Klimaszenarien über das zukünftige Auftreten von Extremereignissen und wie wirken sich diese auf die Verwundbarkeit im Nordwesten aus? Wie wirken die globalen Folgen des Klimawandels auf die Wertschöpfungsketten der Wirtschaftsbereiche in der Region? Die Ergebnisse der Synthese der Verwundbarkeitsanalyse erlauben einen Überblick über die zu erwartenden Auswirkungen des Klimawandels und des resultierenden Anpassungsbedarfs in der Region in einer mittelfristigen (bis 2050) und einer langfristigen Perspektiven (bis 2100). Aus ihnen lassen sich auch Hinweise auf sinnvolle Handlungsstrategien ableiten, die in einer regionalen Klimaanpassungsstrategie berücksichtigt werden sollten
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