2,165 research outputs found

    Histories, Traditions and Contexts in the Jurisprudence of the European Court of Human Rights

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    L'articolo analizza la giurisprudenza della Corte europea di Strasburgo ai fini dell'identificazione di un determinato uso dell'argomento storico e contestuale, trattando nel dettaglio diversi filoni giurisprudenziali attraverso l'analisi di casi decisivi. Tra essi, la giurisprudenza sulle transizioni politiche nazionali e la giurisprudenza sul trattamento penale del negazionismo storico

    Disk resolved studies of the optical properties and physical nature of the surfaces of the outer planet satellites

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    The spatially resolved albedo, color, compaction state, roughness, and constituent particle sizes of the surfaces of the satellites of Saturn, Uranus, and Jupiter provide important constraints in understanding the geologic evolution and relevant exogenic processes operating in these satellite systems. Some details of observations are given

    Performance analysis of multi-hop framed ALOHA systems with virtual antenna arrays

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    We consider a multi-hop virtual multiple-input-multiple-output system, which uses the framed ALOHA technique to select the radio resource at each hop. In this scenario, the source, destination and relaying nodes cooperate with neighboring devices to exploit spatial diversity by means of the concept of virtual antenna array. We investigate both the optimum number of slots per frame in the slotted structure and once the source-destination distance is fixed, the impact of the number of hops on the system performance. A comparison with deterministic, centralized re-use strategies is also presented. Outage probability, average throughput, and energy efficiency are the metrics used to evaluate the performance. Two approximated mathematical expressions are given for the outage probability, which represent lower bounds for the exact metric derived in the paper

    Cyclic cycle systems of the complete multipartite graph

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    In this paper, we study the existence problem for cyclic ℓ\ell-cycle decompositions of the graph Km[n]K_m[n], the complete multipartite graph with mm parts of size nn, and give necessary and sufficient conditions for their existence in the case that 2ℓ∣(m−1)n2\ell \mid (m-1)n

    L’uso della storia nella giurisprudenza della Corte europea dei diritti dell’uomo

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    L'articolo considera l'uso argomentativo fatto dalla corte europea dei diritti dell'uomo della nozione di "storia", alla luce di alcuni filoni giurisprudenziali di particolare impatto sul terreno dei diritti e delle transizioni di regim

    Magnetic Fields to Enhance Tuned Liquid Damper Performance for Vibration Control: A Review

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    Tuned Liquid Dampers (TLDs) are dissipative devices whose distinguished features like low cost in installation and maintenance or their multidirectional and multifrequency application to new and already existing structures make them an attractive damping option. Their working principle is similar to that of a Tuned Mass Damper but in this case the relative movement comes from a fluid that provides with mass, damping and stiffness. Moreover, TLDs can mitigate both horizontal and vertical vibrations. All these make TLDs worth deeply studying. TLD utilization in civil vibration control arose in the 1980s. From early years, different improvements have been implemented to achieve a better performance. Some of these modifications include passive variations in the geometry or the fluid. The use of smart materials applied on TLDs has also been of great interest since the 1990s and comprehends different configurations in which magnetic fields are used to passively or semi-actively improve the TLD performance. A lack of review is detected in this field. For this reason, a state-of-the-art review is presented in this paper. Its aim is to help researchers find a thorough, up-to-date classification of the different possibilities, configurations, numerical evaluation, materials used and also found limitations and future development in the application of magnetic fields on TLDs

    Effect of packaging on volatile profiles of mulberry tea

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    This research aimed to investigate the effect of packaging materials and storage time on volatile profiles of mulberry tea. The mulberry tea samples were packaged in linear lowdensity polyethylene laminated aluminum (AL) bag and polypropylene (PP) bag and stored at 30\ub11\ub0C for 18 months. The volatile profiles were monitored using a headspace solid phase microextraction/gas chromatography-mass spectrometry. The results showed that storage time had no significant impact on the key volatile compounds of the AL packaged samples. However, some volatiles associated with lipid oxidation like hexanal and 4-oxo-2-nonenal were observed to significantly (p<0.05) increase in the PP packaged samples with storage time
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