276 research outputs found

    Marginalising co-operation? A discursive analysis of media reporting on the Co-operative Bank

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    Recently there has been renewed academic interest in co-operatives. In contrast, media accounts of co-operatives are relatively scarce, particularly in the UK, where business reporting usually focuses on capitalist narratives, with alternatives routinely marginalised until a scandal pushes them into the public eye. This paper analyses media coverage of the UK’s Co-operative Bank (2011-15), tracing its transformation from an unremarkable presence on the UK high street to preferred bidder for Lloyds Bank branches, and its subsequent near collapse. The paper charts changes in reporting and media interest in the bank through five discursive frames: member and customer service; standard financial reporting; human interest, personality-driven journalism; the PR machine; and political coverage. Our analysis discusses three points: the politicisation of the story through covert and overt political values; simplification and sensationalism; and media hegemony. We argue that although moments of crisis provide an opening for re-evaluating the dominant reporting model, established frames tend to reassert themselves as a story develops. This produces good copy that reflects the interests of the publishers, but does not extend understanding of co-operative organisations. Thus the paper identifies the role of the media in delegitimising organisations with alternative governance structures, thereby promoting ideological and economic conformity. http://mc

    Implementation of ISO 50001 Energy Management System in Sports Stadia

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    Many modern sports stadia around the world consume large amounts of energy during their dayto- day operations. With the cost of this energy constantly on the rise, the challenge of managing this uncontrolled cost has become increasingly more important for the successful and sustainable operation of these facilities. It is essential that some form of energy management system be embraced by these sports stadia. This paper is a case study on Aviva Stadium’s recent implementation of the ISO 50001 Energy Management System. The authors identify the potential challenges and benefits of implementing the ISO 50001 Energy Management System in sports stadia. Final certification to the standard came on the 25th of September 2013 making Aviva Stadium the first stadium in the world to have achieved thirdparty certification to the ISO 50001 standard. This paper can act as a guide for other stadia wishing to adapt ISO 50001 to their venue, especially since it resulted in a €1 million energy cost avoidance over a three-year period

    “He will bid me cross the border”: George Borrow's Wild Wales , O. M. Edwards's Cartrefi Cymru and the imagined nation

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    This article argues that George Borrow’s Wild Wales (1862) and O. M. Edwards’s Cartrefi Cymru (1896) construct Wales in significantly different ways through their authors’ journeys around Wales in the mid- and late-Victorian periods, by drawing on Benedict Anderson’s theory that nationalism requires industrial capitalism to construct an “imagined nation”. I suggest that Borrow’s neo-Romantic Wales allows for elective affinity for cultured outsiders while discursively excluding “lower” ethnic groups, while Edwards’s work constructs an essentialist and exclusive respectable, Nonconformist Wales. It further argues that beneath the didactic purpose of the texts, both texts hold therapeutic or recuperative significance for their authors

    A pilot study of marking accuracy and mental workload as measures of OSCE examiner performance

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    Background The Objective Structured Clinical Examination (OSCE) is now a standard assessment format and while examiner training is seen as essential to assure quality, there appear to be no widely accepted measures of examiner performance. Methods The objective of this study was to determine whether the routine training provided to examiners improved their accuracy and reduced their mental workload. Accuracy was defined as the difference between the rating of each examiner and that of an expert group expressed as the mean error per item. At the same time the mental workload of each examiner was measured using a previously validated secondary task methodology. Results Training was not associated with an improvement in accuracy (p = 0.547) and that there was no detectable effect on mental workload. However, accuracy was improved after exposure to the same scenario (p < 0.001) and accuracy was greater when marking an excellent compared to a borderline performance. Conclusions This study suggests that the method of training OSCE examiners studied is not effective in improving their performance, but that average item accuracy and mental workload appear to be valid methods of assessing examiner performance

    Selection of Preprocessing Methodology for Multivariate Regression of Cellular FTIR and Raman Spectra in Radiobiological Analyses

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    Vibrational spectra of biological species suffer from the influence of many extraneous interfering factors that require removal through preprocessing before analysis. The present study was conducted to optimise the preprocessing methodology and variable subset selection during regression of and confocal Raman microspectroscopy (CRM) and Fourier Transform Infrared microspectroscopy (FTIRM) spectra against ionizing radiation dose. Skin cells were Îł-irradiated in-vitro and their Raman and FTIRM spectra were used to retrospectively predict the radiation dose using linear and nonlinear partial least squares (PLS) regression algorithms in addition to support vector regression (SVR). The optimal preprocessing methodology (which comprised combinations of spectral filtering, baseline subtraction, scaling and normalization options) was selected using a genetic algorithm (GA) with the root mean squared error of prediction (RMSEP) used as the fitness criterion for selection of the preprocessing chromosome (where this was calculated on an independent set of test spectra randomly selected from the dataset on each pass of the algorithm). The results indicated that GA selection of the optimal preprocessing methodology substantially improved the predictive capacity of the regression algorithms over baseline methodologies, although the optimal preprocessing chromosomes were similar for various regression algorithms, suggesting an optimal preprocessing methodology for radiobiological analyses with biospectroscopy. Feature selection of both FTIRM and CRM spectra using genetic algorithms and multivariate regression provided further decreases in RMSEP, but only with non-linear multivariate regression algorithms

    Dellafossite CuAlO2 film growth and conversion to Cu–Al2O3 metal ceramic composite via control of annealing atmospheres

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    In this work we demonstrate simple techniques to form well crystallised CuAlO2 powders and thick films from CuO and boehmite or alumina, using a novel molten salt painting process. We examine the formation mechanism using X-ray diffraction, scanning electron microscopy, energy dispersive X-ray 15 spectroscopy and in situ high temperature X-ray diffraction and find that the annealing atmosphere plays a critical role. From this we develop a method to create Cu-Al2O3 conductive metal-ceramic composite materials with novel morphologies via the thermal decomposition of CuAlO2 precursor films

    Dislocation loops as a mechanism for thermoelectric power factor enhancement in silicon nano-layers

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    A more than 70% enhancement in the thermoelectric power factor of single-crystal silicon is demonstrated in silicon nano-films, a consequence of the introduction of networks of dislocation loops and extended crystallographic defects. Despite these defects causing reductions in electrical conductivity, carrier concentration, and carrier mobility, large corresponding increases in the Seebeck coefficient and reductions in thermal conductivity lead to a significant net enhancement in thermoelectric performance. Crystal damage is deliberately introduced in a sub-surface nano-layer within a silicon substrate, demonstrating the possibility to tune the thermoelectric properties at the nano-scale within such wafers in a repeatable, large-scale, and cost-effective way

    Worlds turned back to front: the politics of the mirror universe in Doctor Who and Star Trek

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    This is an accepted manuscript of an article published by Ingenta in The Journal of Popular Television on 01/06/2018, available online: https://doi.org/10.1386/jptv.6.2.257_1 The accepted version of the publication may differ from the final published version.It is a curious parallel that unquestionably the most successful science fiction television series to emerge from the UK and the US both began in the 1960s, endured lengthy hiatuses, oscillated between mainstream and cult appreciation, and both currently revel in their cross-media commercial appeal. Doctor Who (1963-89, 2005-present) and Star Trek (1966-9), through their lengthy broadcast histories, might be used to chart any number of cultural shifts in their host communities. Far from being abstruse and introspective creations of geeky fandoms, both have been central to the popular culture of their respective societies – Matt Hills noted that ‘for much of its cultural life Doctor Who has actually occupied the mainstream of British television programming’ (Hills 2010: 98); John Tulloch’s and Henry Jenkins’ examination of science fiction audiences make it clear that in creating Star Trek Gene Roddenberry evinced a ‘desire to reach a mass viewership and a desire to address the burning social issues of the day’ (Jenkins and Tulloch 1995: 7). Popular television in general has always been a prime site for the exploration of pressing social concerns (Williams 1974: 58), and science fiction is also often politically engaged: Hassler and Wilcox point out that ‘[p]olitical science often addresses many of the same questions as those raised in science fiction
the role of the state
the nature of the just society’ (Hassler and Wilcox 1997: 1). Doctor Who and Star Trek are both notable for openly or covertly addressing the distinctive social and political problems faced by their respective societies. Star Trek returned to the question of the Vietnam War’s legitimacy multiple times (Franklin 2000: 131-50), ‘and other episodes were commentaries on race relations, feminism, and the hippies of the 1960s’ (Reagin 2013: 2). Under Russell T. Davies’ revival Doctor Who continually referenced the ‘war on terror’ (Charles 2008), but the ‘classic’ serial also engaged with contemporary British politics: the Sylvester McCoy series were openly anti-Thatcherite (O’Day 2010: 271-8), while in the 1970s under producer Barry Letts many Doctor Who serials dealt with environmental issues and their politics (Orthia 2011: 26-30). The disparate political engagements present in Doctor Who are generally anti-authoritarian, and the Doctor ‘has consistently 
 [the] liberal-populist role in criticising “sectionalist” forces of “Left” and “Right”, and in rebuking the “official” and the powerful’ (Tulloch and Alvarado 1983: 52). This pragmatic politics, however, was not available to Star Trek, which ‘was created as a style of social commentary, intent on criticising America in the late 1960s during a period of extreme social and political turmoil’, and therefore wrestling with the contradictions between the philosophical absolutes of American exceptionalism and ‘manifest destiny’ (Geraghty 2007: 72)
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