1,308 research outputs found
What do faculty and students really think about e-books?
Purpose - The purpose of this article is to report on a large-scale survey that was carried Out to assess academic users' awareness, perceptions and existing levels of use of e-books. The survey also seeks to find out about the purposes to which electronic books were put, and to obtain an understanding of the most effective library marketing and communication channels.Design/methodology/approach - An e-mail invitation to participate in the survey was distributed to all UCL staff and students (approximately 27,000) in November 2006, and 1,818 completions were received, an effective response rate of at least 6.7 per cent. Statistical analyses were carried out on the data using Software Package for Social Sciences (SPSS).Findings - The survey findings point to various ways in which user uptake and acceptance of e-books may be encouraged. Book discovery behaviour, a key issue for publishers and librarians in both print and electronic environments, emerges as a critical focus for service delivery and enhancement.Originality/value - The survey is part of an action research project, CIBER's SuperBook, that will further investigate the issues raised in this initial benchmarking survey using deep log analysis and qualitative methods. The paper partly fills the gap in the literature on e-books which has mainly focused on usage and not the users
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Mapping the knowledge base of information policy: clusters of documents, people and ideas
This thesis investigates aspects of the intellectual and social structure of the field of information policy through a detailed examination of the serials literature. The aims of the research are to explore how information policy scholarship is organised—in terms of its relation to other fields and disciplines; whether it constitutes a distinct specialty in its own right; and what kinds of institutional structures and arrangements exist to support research and scholarship. In Part One, a literature review identifies previous bibliometric and other studies which are relevant to studies of scholarly disciplines and knowledge communities. It discusses the interdisciplinary problem-oriented nature of information policy and considers some of the modes of enquiry which characterise investigations this area. Part Two consists of a series of experiments carried out on a test collection of 771 periodical articles drawn from the Social science Citation Index The empirical work comprised four linked studies: a bibliometric census study an analysis of document clustering; an author cocit.ation study; and a content analysis. Extensive use was made of multivariate statistical techniques, notably principal components analysis, hierarchical clustering, discriminant and correspondence analysis to identify statistically significant and meaningful patterns and structures within the test collection. The study concludes that information policy is a growing and reasonably distinctive field of study with strong links to library and information science, law, media studies, and the political sciences. It is suggested that the field is not unified and that research is still primarily organised along national and traditional disciplinary lines, with little evidence of significant collaborative activity across institutions or sectors. The research base is highly dispersed, with practitioners playing a major role in the production of knowledge. In institutional terms, the field is very thinly spread, with few signs of concentration
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Six month durability of targeted cognitive training supplemented with social cognition exercises in schizophrenia.
Background:Deficits in cognition, social cognition, and motivation are significant predictors of poor functional outcomes in schizophrenia. Evidence of durable benefit following social cognitive training is limited. We previously reported the effects of 70 h of targeted cognitive training supplemented with social cognitive exercises (TCT + SCT) verses targeted cognitive training alone (TCT). Here, we report the effects six months after training. Methods:111 participants with schizophrenia spectrum disorders were randomly assigned to TCT + SCT or TCT-only. Six months after training, thirty-four subjects (18 TCT + SCT, 16 TCT-only) were assessed on cognition, social cognition, reward processing, symptoms, and functioning. Intent to treat analyses was used to test the durability of gains, and the association of gains with improvements in functioning and reward processing were tested. Results:Both groups showed durable improvements in multiple cognitive domains, symptoms, and functional capacity. Gains in global cognition were significantly associated with gains in functional capacity. In the TCT + SCT group, participants showed durable improvements in prosody identification and reward processing, relative to the TCT-only group. Gains in reward processing in the TCT + SCT group were significantly associated with improvements in social functioning. Conclusions:Both TCT + SCT and TCT-only result in durable improvements in cognition, symptoms, and functional capacity six months post-intervention. Supplementing TCT with social cognitive training offers greater and enduring benefits in prosody identification and reward processing. These results suggest that novel cognitive training approaches that integrate social cognitive exercises may lead to greater improvements in reward processing and functioning in individuals with schizophrenia
On the effect of Ti on Oxidation Behaviour of a Polycrystalline Nickel-based Superalloy
Titanium is commonly added to nickel superalloys but has a well-documented
detrimental effect on oxidation resistance. The present work constitutes the
first atomistic-scale quantitative measurements of grain boundary and bulk
compositions in the oxide scale of a current generation polycrystalline nickel
superalloy performed through atom probe tomography. Titanium was found to be
particularly detrimental to oxide scale growth through grain boundary
diffusion
Choice of activity-intensity classification thresholds impacts upon accelerometer-assessed physical activity-health relationships in children
It is unknown whether using different published thresholds (PTs) for classifying physical activity (PA) impacts upon activity-health relationships. This study explored whether relationships between PA (sedentary [SED], light PA [LPA], moderate PA [MPA], moderate-to-vigorous PA, vigorous PA [VPA]) and health markers differed in children when classified using three different PTs
Hot off the press! A comparative media analysis of energy storage framing in Canadian newspapers
The final publication is available at Elsevier via http://dx.doi.org/10.1016/j.erss.2018.06.011. © 2018. This manuscript version is made available under the CC-BY-NC-ND 4.0 license http://creativecommons.org/licenses/by-nc-nd/4.0/Energy storage (ES) is a keystone technology for advancing low-carbon energy transitions, yet energy system change continues to be influenced by socio-political acceptance of emerging innovations such as storage. An initial Canadian contribution to the social-scientific study of ES, we conduct a comparative media analysis of news coverage on storage technologies in the provinces of Alberta and Ontario. Applying the Socio-Political Evaluation of Energy Deployment (SPEED) framework, we analyse representations of ES risks and benefits in 143 articles drawn from top-circulating Canadian newspapers between 2007–2017. We then evaluate frame and narrative trends describing ES in these provinces. In doing so, we identify: (1) a generally optimistic national perspective on ES, despite regional variance in risk and benefit framing; (2) greater attention paid to high-profile, smaller-scale ES technologies; (3) a prominence of sustainability and transition narratives around ES; and (4) a positive temporal shift in ES discourse, reflecting changing regional energy priorities and Canada’s increasing commitment to clean energy development. Our findings provide insight on interprovincial differences in social perception on ES and identify possible drivers for these variations to help inform future ES research, deployment and policy strategies in Canada and other evolving national energy markets.This work was supported by the Natural Sciences and Engineering Research Council of Canada (NSERC) as part of the NSERC Energy Storage Technology (NEST) Network (grant number 468468)
Cardiorespiratory fitness is associated with hard and light intensity physical activity but not time spent sedentary in 10–14 year old schoolchildren: the HAPPY study
Sedentary behaviour is a major risk factor for developing chronic diseases and is associated with low cardiorespiratory fitness in adults. It remains unclear how sedentary behaviour and different physical activity subcomponents are related to cardiorespiratory fitness in children. The purpose of this study was to assess how sedentary behaviour and different physical activity subcomponents are associated with 10–14 year-old schoolchildren's cardiorespiratory fitness
An exploration of ebook selection behavior in academic library collections
Academic libraries have offered ebooks for some time, however little is known about how readers interact with them while making relevance decisions. In this paper we seek to address that gap by analyzing ebook transaction logs for books in a university library
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