8 resultados para Policia-València-1814

em QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast


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The history of literary copyright in nineteenth century Britain is dominated - understandably perhaps - by a preoccupation with the passing and impact of the Copyright Amendment Act 1842, so ably lobbied for by Sir Thomas Noon Talfourd. This article, however, draws attention away from the 1842 Act towards the Copyright Act 1814, the first legislative provision within British copyright law to introduce a lifetime term of protection for the author. Why and on what basis did the legislature do so?
In bringing a renewed attention to this often overlooked legislative measure, we consider the context and logic that underpinned to grant of a copyright term that was tethered to the life of the author. In doing so, we might also find a useful prism through which to look afresh at current copyright debates concerning the appropriate nature and scope of copyright protection in the 21st century.

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Legislation replacing the Statute of Anne 1710 (uk_1710) and providing that copyright in a literary work would last for twenty-eight years from the time of publication, but that ‘if the author shall be living' at the end of that period then the work was to be protected ‘for the residue of his natural life'.
The commentary explores the background to the legislation, and in particular the controversy over the library deposit provision in the wake of the decision in Beckford v. Hood (1798) (uk_1798a). The commentary suggests that the introduction of the reversionary lifetime copyright term had more to do with the opportunistic and timely intervention of one Member of Parliament (Samuel Egerton Brydges) than with any principled or considered position adopted on the part of the legislature.

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The transient-excitation pumping scheme, in which a picosecond duration pulse rapidly heats the plasma preformed by a low-intensity nanosecond pulse, was used to pump the Ne-like germanium, J = 0-1 transition at 19.6 nm. A small-signal gain coefficient of 30 cm(-1) was measured for targets less than or equal to 5 mm long. (C) 1998 Optical Society of America.

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The effectiveness of the antimicrobial peptide maximin-4, the ultrashort peptide H-Orn-Orn-Trp-Trp-NH(2) , and the lipopeptide C(12) -Orn-Orn-Trp-Trp-NH(2) in preventing adherence of pathogens to a candidate biomaterial were tested utilizing both matrix- and immersion-loaded poly(2-hydroxyethyl methacrylate) (poly(HEMA)) hydrogels. Antiadherent properties correlated to both the concentration released and the relative antimicrobial concentrations of each compound against Staphylococcus epidermidis ATCC 35984, at each time point. Immersion-loaded samples containing C(12) -Orn-Orn-Trp-Trp-NH(2) exhibited the lowest adherence profile for all peptides studied over 1, 4, and 24 h. The results outlined in this article show that antimicrobial peptides have the potential to serve as an important weapon against biomaterial associated infections. © 2012 Wiley Periodicals, Inc. J Biomed Mater Res Part A, 2012.

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It is acknowledged that wind power is a stochastic energy source compared to hydroelectric generation which is easily scheduled. In this paper a scheme for coordinating wind power plant and hydroelectric power plant is presented by using PMUs to measure and control the state of wind and hydro power plants. Hydroelectric generation is proposed as a method of energy reserve and compensation in the context of wind power fluctuation in order to avoid full or partial curtailment of wind generation to benefit wind providers. The feasibility of this proposed scheme is investigated by power flow calculation and stability analysis using the IEEE 30-bus power system model.

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Models of ground source heat pump (GSHP) systems are used as an aid for the correct design and optimization of the system. For this purpose, it is necessary to develop models which correctly reproduce the dynamic thermal behavior of each component in a short-term basis. Since the borehole heat exchanger (BHE) is one of the main components, special attention should be paid to ensuring a good accuracy on the prediction of the short-term response of the boreholes. The BHE models found in literature which are suitable for short-term simulations usually present high computational costs. In this work, a novel TRNSYS type implementing a borehole-to-ground (B2G) model, developed for modeling the short-term dynamic performance of a BHE with low computational cost, is presented. The model has been validated against experimental data from a GSHP system located at Universitat Politècnica de València, Spain. Validation results show the ability of the model to reproduce the short-term behavior of the borehole, both for a step-test and under normal operating conditions.